Ndimapanga guluu wa polyurethane wa 2K wopangira matabwa. Kodi PF-040 imathandiza bwanji?
PF-040 (OH=450, f=3) imagwira ntchito ngati cholumikizira cholumikizira, kuwonjezera mgwirizano ndi kukana kutentha; gwiritsani ntchito 10–30% ya polyol yonse.

Chotetezera thovu langa chopopera chili ndi kukhazikika koipa. Kodi PF-040 ingachisinthe?
Inde, magwiridwe ake apamwamba (3) ndi MW wocheperako zimawonjezera kuchulukana kwa crosslink, kuchepetsa kuchepa; kugwiritsa ntchito kwachizolowezi ndi 5–15 phr.

Kodi ubwino wa PF-040 ndi wotani kuposa diol wamba mu zomatira zomangira?
Zimapereka mphamvu yochuluka yodula komanso kukana kukwawa bwino chifukwa cha kapangidwe kake ka ntchito zitatu.

Ndikufunika kuchepetsa kukhuthala kwa guluu wodzazidwa. Kodi PF-040 ingathandize?
PF-040 ili ndi kukhuthala kochepa (360 mPa·s), zomwe zimapangitsa kuti madzi a filler anyowe popanda kuchepetsa reactivity.

Chotsekera changa cha PU chili ndi mphamvu yobiriwira yochepa. Kodi PF-040 ndingagwiritse ntchito bwanji?
Sinthanitsani 5–10% ya diol ndi PF-040 kuti muwonjezere mphamvu yoyambirira mutachira.

Kodi PF-040 ndi yoyenera kugwiritsa ntchito zomatira zotsukira chinyezi zomwe zimakhala ndi gawo limodzi?
Inde, koma chifukwa chakuti ndi yogwira ntchito zitatu, idzawonjezera kulumikizana; gwiritsani ntchito pamlingo wotsika (2–5%) kuti mupewe kulumikizana mopitirira muyeso.

Kodi ndi index iti ya isocyanate yomwe ndiyenera kugwiritsa ntchito ndi PF-040?
Pa zomatira, cholozera 105–110 kuti zitsimikizire momwe magulu onse a OH amachitira.

Guluu wanga umalephera kutentha kwambiri (80°C). Kodi PF-040 ingathandizire kukana kutentha?
Inde, kapangidwe kake kamene kali ndi ntchito zitatu kamakweza kutentha kwa kusintha kwa galasi; m'malo mwa 20% ya diol ndi PF-040.

Kodi PF-040 imakhudza nthawi yotsegulira?
Zimafupikitsa pang'ono nthawi yotsegulira chifukwa cha reactivity yokwera; sinthani catalyst moyenera.

Kodi PF-040 ingagwiritsidwe ntchito mu polyurethane grouts pobayira ming'alu?
Inde, kukhuthala kwake kochepa komanso kusinthasintha kwake kwakukulu kumapangitsa kuti ikhale yoyenera kugwiritsidwa ntchito poika jekeseni; gwiritsani ntchito ndi chothandizira mwachangu.

Ndimapanga zokutira pansi za polyurethane zomwe sizimamva kupweteka kwambiri. Kodi PF-450 imagwira ntchito bwanji?
PF-450 (OH=380, MW=450, f=3) imapereka mafilimu olimba, olumikizidwa bwino komanso osagwirizana ndi kuwonongeka; nthawi zambiri amagwiritsidwa ntchito kuyambira 40–60 phr.

Chopangira changa cha kapangidwe kake chili ndi mphamvu yochepa yopondereza. Kodi PF-450 ingachisinthe?
Inde, sinthani diol ndi PF-450 kuti muwonjezere kuchulukana kwa crosslink; mphamvu ikhoza kuwonjezeka ndi 20–30%.

Kodi ubwino wa PF-450 kuposa PF-040 ndi wotani mu zophimba?
MW yapamwamba (450) imapereka kusinthasintha kwabwino pamene ikusunga kuuma; PF-040 ndi yofooka kwambiri.

Ndimapanga guluu wa PU wa magawo awiri kuti ndigwirizanitse zitsulo. Kodi ndi mulingo wotani wa PF-450 womwe ndikulimbikitsidwa?
20–40% ya polyol yonse; imapereka kumatira bwino komanso kukana dzimbiri.

Dongosolo langa la pansi silili ndi mphamvu zokwanira zotsutsana ndi mankhwala. Kodi PF-450 ingathandize bwanji?
Kuwonjezeka kwa crosslinking kuchokera ku PF-450 kumawonjezera kukana kwa zosungunulira ndi ma acid.

Kodi PF-450 imagwirizana ndi ma prepolymer a MDI?
Inde, imagwirizana kwambiri; kutentha mpaka 40°C kungathandize kuchepetsa kukhuthala kwa kusakaniza.

Kodi moyo wa mphika nthawi zambiri umakhala wotani mukamagwiritsa ntchito PF-450 yokhala ndi amine catalyst wamba?
Pa 25°C, nthawi yogwira ntchito ya mphika ndi mphindi 15-30 kutengera kuchuluka kwa catalyst.

Chophimba changa chili ndi khoma lopingasa pamwamba chifukwa sichikukonzedwa bwino. Kodi PF-450 ingathetse vutoli?
Kugwira kwake ntchito kwapamwamba kumatsimikizira kuti pamwamba pake pali kuchira; onetsetsani kuti index ya isocyanate ndi ≥105.

Kodi PF-450 ingagwiritsidwe ntchito popanga ma polyurethane screeds pa mipando yamafakitale?
Inde, imapereka kuyenda bwino komanso kulimba mwachangu; gwiritsani ntchito ndi defoamer.

Kodi PF-450 imayambitsa chikasu chilichonse pa zophimba zowonekera bwino?
Osapitirira ma polyols wamba a polyether; gwiritsani ntchito aliphatic isocyanates pazinthu zosapanga chikasu.

Ndimapanga ma polyurethane elastomer castings okhala ndi kuuma pang'ono (Shore 80A). Kodi PF-1050 ndi yoyenera?
Inde, PF-1050 (MW=1000, f=3) imapereka mphamvu ndi kusinthasintha kwabwino; kugwiritsa ntchito kwachizolowezi ndi 30–70%.

Chophimba changa pansi chimakhala cholimba kwambiri nyengo yozizira. Kodi PF-1050 ingawongolere bwanji kusinthasintha?
Sinthani gawo la polyol lalifupi (monga PF-450) ndi PF-1050 kuti muchepetse Tg ndikuwonjezera kusinthasintha kwa kutentha kochepa.

Kodi mphamvu yanthawi zonse yogwirira ntchito ya guluu wopangidwa ndi PF-1050 ndi yotani?
Ndi MDI ndi stoichiometry yoyenera, mphamvu yokoka ya 5–8 MPa ikhoza kupezeka.

Kapangidwe kanga ka zinthu kamakhala ndi thovu la mpweya. Kodi PF-1050 imatulutsa mpweya wabwino?
Kukhuthala kwake pang'ono (250 mPa·s) kumalola mpweya wabwino kuchotsedwa; kuchotsa mpweya m'malo otayira mpweya ndikofunika.

Kodi PF-1050 ingagwiritsidwe ntchito mu polyurethane sealants pomanga malo olumikizirana?
Inde, imapereka kutalika kwabwino (300–500%) ndi kuchira; gwiritsani ntchito ndi diol chain extender.

Kodi ubwino wa PF-1050 ndi wotani kuposa diol ya MW yofanana?
Kugwira ntchito bwino kwambiri kumapereka mphamvu yabwino yong'ambika komanso kukana kutentha.

Chophimba changa chili ndi kukana koipa kwa kukhudza. Kodi ndingachikonze bwanji ndi PF-1050?
Wonjezerani chiŵerengero cha PF-1050 kufika pa 60–80% ya polyol yonse; zigawo zosinthasintha zazitali zimayamwa mphamvu.

Kodi PF-1050 ndi yoyenera kugwiritsa ntchito zinthu zopangira polyurethane m'miphika zamagetsi?
Inde, kukhuthala kwake kochepa komanso mphamvu zake zabwino zotetezera magetsi zimapangitsa kuti ikhale yoyenera.

Kodi PF-1050 ikufanana bwanji ndi Voranol CP 1050?
Kusintha mwachindunji; zofunikira zomwezo.

Guluu wanga umalephera kugwira ntchito bwino ngati pali chinyezi. Kodi PF-1050 ingathandize?
Osati mwachindunji; gwiritsani ntchito chowonjezera chochotsera chinyezi kapena kuwonjezera index ya isocyanate.

Ndimapanga chosindikizira cha polyurethane champhamvu kwambiri chokhala ndi kutalika kwabwino. Nchifukwa chiyani mungasankhe PF-2080?
PF-2080 (MW=8000, f=2) imapereka modulus yotsika, kutalika kwakukulu (>600%), komanso kuchira bwino kwambiri.

Guluu wanga wa zigawo ziwiri wopangira ma CD osinthasintha uli ndi mphamvu yochepa ya peel. Kodi PF-2080 ingamuthandize?
Inde, maunyolo ake ataliatali osinthasintha amawonjezera mphamvu ya peel; gwiritsani ntchito 30–50% ya polyol yonse.

Kodi kukhuthala kwa PF-2080 (3000 mPa·s) ndi kotani? Kodi tingakuchitireni bwanji?
Yatsani kutentha kufika pa 40–50°C kuti muchepetse kukhuthala kuti kusakaniza kukhale kosavuta.

Chiwalo changa cha elastomer chili ndi vuto losatha kung'ambika. Kodi PF-2080 ingathandize?
Monga diol, sichidzawonjezera mphamvu ya misozi kwambiri; kuphatikiza ndi polyol yogwira ntchito zitatu.

Kodi PF-2080 ndi yoyenera kugwiritsa ntchito zomatira zotsukira chinyezi za gawo limodzi?
Inde, MW yake yokwera komanso OH nambala yake yotsika (14) imapereka kukhazikika kwabwino kwa shelufu komanso kuchepa pang'ono.

Chotsekera changa sichikugwirizana bwino ndi konkire. Kodi PF-2080 ingachikonzenso?
Osati mwachindunji; gwiritsani ntchito cholimbikitsira kulumikiza cha silane. PF-2080 imapereka kusinthasintha kwakukulu.

Kodi chowonjezera cha unyolo chomwe chimalimbikitsidwa ndi PF-2080 pa elastomer ndi chiyani?
1,4-Butanediol kapena MOCA; chiŵerengero chachizolowezi cha NCO/OH = 1.05.

Guluu wanga uli ndi vuto lalikulu kwambiri. Kodi ndingakonze bwanji?
Sakanizani PF-2080 ndi polyol yogwira ntchito bwino kwambiri monga PF-450 (chiŵerengero cha 80/20).

Kodi PF-2080 ingagwiritsidwe ntchito mu zomatira za polyurethane zosungunuka ndi madzi (HMPUR)?
Inde, kukoma kwake kolimba pang'ono kutentha kwa chipinda kumathandiza kulimbitsa mphamvu zobiriwira.

Kodi PF-2080 imauma pa kutentha kochepa?
Ayi, ndi polyether yopanda mawonekedwe; imakhalabe yamadzimadzi koma yokhuthala.

Ndikufuna chosindikizira chofewa kwambiri komanso chotsika mtengo chothandizira kukulitsa malo olumikizirana. Kodi PF-2120 ndi yoyenera?
Inde, PF-2120 (MW=12000, OH=9.5) imapereka modulus yotsika kwambiri komanso kutalika kwakukulu (>800%).

Elastomer yanga ya polyurethane ili ndi kusinthasintha kochepa kwa kutentha. Kodi PF-2120 ingathandize bwanji?
Maunyolo ake ataliatali komanso osinthasintha amatsitsa Tg mpaka -60°C, abwino kwambiri pakugwiritsa ntchito nthawi yozizira.

Kodi kusiyana pakati pa PF-2080 ndi PF-2120 ndi kotani?
PF-2120 ili ndi MW yokwera komanso OH yotsika, zomwe zimapangitsa kuti ikhale yofewa komanso yotanuka.

Guluu wanga wa zigawo ziwiri wogwirizira rabara umafunika mphamvu zambiri. Kodi PF-2120 ndi yoyenera?
Inde, koma sakanizani ndi crosslinker pang'ono kuti musunge mgwirizano.

Kodi ndingapeze bwanji kuuma kwa gombe la 40–50 mu elastomer yopangira?
Gwiritsani ntchito PF-2120 ngati polyol yayikulu (80%) yokhala ndi diol chain extender ndi MDI.

Kodi PF-2120 ingagwiritsidwe ntchito mu sealant ya gawo limodzi yokhala ndi silane termination?
Inde, imagwirizana ndi polyurethanes zotsekedwa ndi silane (SPUR).

Chotsekera changa sichichira bwino pambuyo pochikanikiza. Kodi ndingachisinthe bwanji?
Onjezani 5–10% ya polyol yogwira ntchito zitatu ngati PF-1050 kuti muyambe kulumikiza pang'ono.

Kodi PF-2120 imatha kukhala ndi moyo wotani mu ng'oma yotsekedwa?
Miyezi 12 ikasungidwa youma komanso pansi pa nayitrogeni.

Kodi PF-2120 imafuna kuisamalira mwapadera chifukwa cha kukhuthala kwake kwakukulu?
Inde, yatsani pasadakhale mpaka 50–60°C kuti mupope; ndi madzi okhuthala kwambiri.

Kodi PF-2120 imagwirizana ndi mapulasitiki monga DINP?
Inde, koma kugwirizana kuyenera kuyesedwa; nthawi zambiri imagwiritsidwa ntchito popanda pulasitiki chifukwa cha modulus yochepa.

Ndimapanga thovu lofewa lofewa lokhala ndi kachulukidwe kochepa kwambiri (14 kg/m³). Kodi PF-3500 imathandiza bwanji?
PF-3500 (OH=35, f=3, EO/PO) imagwira ntchito ngati chotsegulira maselo, kuteteza thovu kufupika komanso kukonza mpweya wabwino.

Thovu langa la viscoelastic (memory) limachira pang'onopang'ono. Kodi PF-3500 ingasinthe nthawi yochira?
Inde, kuwonjezera 3–8 phr PF-3500 kumachepetsa nthawi yobwezeretsa (kumapangitsa thovu kuchira pang'onopang'ono) potsegula maselo.

Kodi ntchito ya PF-3500 ndi yotani mu thovu la hypersoft?
Zimafewetsa thovu ndikuwonjezera kuyenda kwa mpweya, kuchotsa maselo olimba.

Thovu langa limachepa kwambiri ndikachotsa thovu. Kodi ndiyenera kuwonjezera PF-3500 ingati?
2–5 phr (kutengera polyol yonse) nthawi zambiri imathetsa kuchepa kwa chitsulo popanda kusokoneza kuuma kwake kwambiri.

Kodi PF-3500 ingagwiritsidwe ntchito mu thovu lolimba kwambiri (HR)?
Inde, monga chotsegulira maselo kuti chiwongolere kupuma bwino komanso kuchepetsa zolakwika pamwamba.

Kodi PF-3500 imagwirizana ndi machitidwe a TDI ndi MDI?
Inde, imagwira ntchito bwino m'zonse ziwiri, koma makamaka m'mafoam osinthasintha okhala ndi TDI.

Fomula yanga ya thovu imakhala yosakhazikika bwino ikakwera. Kodi PF-3500 idzapangitsa kuti zinthu ziipireipire?
Kuchuluka kwambiri (>10 phr) kungayambitse kugwa; gwiritsani ntchito 3-5 phr kuti maselo atseguke bwino popanda kusokoneza.

Kodi PF-3500 imakhudza kuuma kwa thovu?
Inde, imachepetsa pang'ono kuuma chifukwa cha maselo otseguka kwambiri; imawonjezera index yayikulu ya isocyanate.

Kodi ubwino wa PF-3500 ndi wotani kuposa ma openers a cell wamba monga polybutadiene?
Imagwira ntchito mokwanira ndipo siisuntha kapena kuyambitsa kuphuka kwa pamwamba.

Kodi PF-3500 ingagwiritsidwe ntchito mu thovu lopangidwa ngati mipando yamagalimoto?
Inde, zimathandiza kuti zinthu zikhale bwino komanso zimachepetsa kufunika kophwanya makina.

Ndimapanga MDI yosinthidwa (liquid MDI) ya prepolymers. Kodi PF-010 imathandiza bwanji?
PF-010 (OH=22, f=3, MW=8000) imagwira ntchito ndi MDI kuti ipange MDI yamadzimadzi yokhazikika, yotsika komanso yokhala ndi nthawi yayitali yosungira.

Chophimba changa cha polyurethane chopanda madzi chili ndi kutupa kosakwanira kwa madzi. Kodi PF-010 ingachithandize?
Inde, kapangidwe kake kolemera mu EO kumawonjezera hydrophilicity; gwiritsani ntchito 20–50% ya polyol yonse.

Kodi zinthu zomwe zimapezeka nthawi zambiri mu NCO pa prepolymer yopangidwa ndi PF-010 ndi ziti?
8–12% NCO ya elastomers; sinthani kutengera kuuma komwe mukufuna.

Ndikufuna polyurethane yosungunuka m'madzi yopangira nsalu. Kodi PF-010 ndi yoyenera?
Inde, zigawo zake za EO zokonda madzi zimalola kudzipanga zokha m'madzi.

Mankhwala anga a hydrogel amafunika kuyamwa madzi ambiri. Kodi PF-010 ndingagwiritse ntchito bwanji?
Monga cholumikizira cholumikizira (f=3) chokhala ndi ma PEG diols kuti apange netiweki yotha kufalikira.

Kodi PF-010 ingagwiritsidwe ntchito mu polyurethane sealants kuti iwonjezere kukanikiza pamalo onyowa?
Inde, kusinthasintha kwake kwa madzi kumathandiza kuchotsa chinyezi pamwamba, ndikuwonjezera kukanikizana.

Kodi ubwino wa PF-010 ndi wotani kuposa Voranol IP 010?
Kusintha mwachindunji; magwiridwe antchito omwewo.

Prepolymer yanga ili ndi kukhuthala kwakukulu. Ndingaichepetse bwanji?
Gwiritsani ntchito PF-010 yokha kapena sakanizani ndi diol yotsika; yatsani kutentha mpaka 60°C.

Kodi PF-010 imayambitsa hydrolysis mu polyurethane?
Ma polyol olemera mu EO amatha kukopa madzi; kuonetsetsa kuti akuuma bwino ndikugwiritsa ntchito ma isocyanates okhazikika mu hydrolytically.

Kodi PF-010 ndi yoyenera kugwiritsa ntchito thovu la polyurethane lomwe limayamwa madzi ambiri (monga masiponji)?
Inde, koma phatikizani ndi cholumikizira chapamwamba kuti musunge mawonekedwe.

Ndimapanga nsapato za polyurethane zomwe sizingang'ambike bwino. Kodi PF-2802 ingathandize bwanji?
PF-2802 ndi diol yogwira ntchito kwambiri (OH=28, MW=4000, EO/PO) yomwe imawonjezera mphamvu ya misozi mwa kukonza kulekanitsa kwa gawo; gwiritsani ntchito 30–50%.

Kodi "high reactive" imatanthauza chiyani pa PF-2802?
Ili ndi ma EO end caps, omwe amapanga magulu oyambira a hydroxyl (~80%), omwe amachitapo kanthu mwachangu ndi isocyanates.

Dongosolo langa la nsapato lili ndi nthawi yayitali yogwiritsira ntchito (mphindi 5). Kodi PF-2802 ingafupikitse?
Inde, mphamvu yake yogwira ntchito kwambiri imachepetsa nthawi yogwiritsira ntchito mpaka mphindi 2-3 pa 50°C.

Kodi PF-2802 imagwirizana ndi machitidwe a nsapato a MDI ndi TDI?
Imagwira ntchito bwino kwambiri ndi MDI; imapereka kukana kwabwino kwambiri kwa kukwawa.

Kodi chowonjezera cha unyolo chomwe chimalimbikitsidwa ndi PF-2802 ndi chiyani?
1,4-Butanediol kapena ethylene glycol; NCO/OH wamba = 1.02–1.05.

Chiwalo changa cha elastomer chili ndi mphamvu yofooka yokoka. Kodi PF-2802 ingachikonzenso?
Inde, kulemera kwake kwakukulu kwa mamolekyulu ndi OH yayikulu kumawonjezera kuyanjana kwa gawo lolimba, ndikukweza mphamvu yogwirana kufika pa 30–40 MPa.

Kodi PF-2802 ikufanana bwanji ndi Voranol EP 1900?
Kusintha mwachindunji; makhalidwe ofanana ndi omwewo.

Kodi PF-2802 ingagwiritsidwe ntchito mu polyurethane sealants kuti iume mwachangu?
Inde, koma ikhoza kufupikitsa nthawi yotsegulira; gwiritsani ntchito ndi chothandizira chobisika.

Guluu wanga umafunika kumamatira koyambirira kwambiri (mphamvu yobiriwira). Kodi PF-2802 ingathandize?
Inde, chifukwa cha kuchitapo kanthu mwachangu ndi isocyanate, mphamvu yobiriwira imawonjezeka mkati mwa mphindi zochepa.

Kodi PF-2802 imafuna malo osungiramo zinthu mwapadera?
Ayi, koma sungani youma (madzi osapitirira 0.05%) kuti mupewe zotsatirapo zoyipa.

Ndimapanga zinthu zopangidwa ndi fiberglass (monga polyurethane yolimbikitsidwa ndi fiberglass). N’chifukwa chiyani ndiyenera kusankha Y-950?
Y-950 (OH=950, MW=180, f=3) imapereka mphamvu zambiri zolumikizirana, zomwe zimapangitsa kuti makina azikhala olimba komanso kuti asatenthe kwambiri.

Chopangira changa chopangira zinthu zamagetsi chili ndi mphamvu yochepa yopindika. Kodi Y-950 ingachikonze bwanji?
Gwiritsani ntchito Y-950 ngati polyol yayikulu (60–80%); mphamvu yopindika imatha kupitirira 100 MPa.

Kodi kukhuthala kwa Y-950 (6750 mPa·s) ndi kotani? Kodi kukonzedwa kwake n'kotani?
Yatsani kutentha kufika pa 50–60°C; ndi yolimba kwambiri koma yofunika kwambiri pazigawo zolimba kwambiri.

Kodi Y-950 ndi yoyenera kugwiritsa ntchito zinthu zopangidwa ndi polyurethane zomwe zimafuna kulimba kwambiri (Shore D >80)?
Inde, phatikizani ndi MDI ndi zokulitsa unyolo waufupi wa diol.

Gawo langa lopangidwa ndi zinthu zosiyanasiyana lili ndi kutentha kochepa kosokoneza kutentha (HDT). Kodi Y-950 ingalikweze?
Inde, HDT imatha kufika madigiri 150 Celsius ngati ipangidwa bwino.

Kodi Y-950 imayambitsa kufooka?
Zimawonjezera mphamvu komanso kufooka; sakanizani ndi diol yosinthasintha kuti ikhale yolimba.

Kodi Y-950 ingagwiritsidwe ntchito mu zomatira za polyurethane pomangirira zitsulo?
Inde, imapereka mphamvu yotsika kwambiri yochepetsera ma lap (>20 MPa).

Kodi index ya isocyanate yomwe ikulimbikitsidwa ya Y-950 ndi iti?
105–110 kuti zitsimikizire kuti zachira kwathunthu; kuchuluka kwa index kumawonjezera kulumikizana.

Kodi Y-950 imagwirizana ndi ma epoxy resins a machitidwe osakanizidwa?
Zochepa; kulekanitsa gawo kungachitike. Yesani kaye kugwirizana.

Njira yanga yopangira udzu imafuna nthawi yayitali yogwiritsira ntchito mphika. Kodi ndingatani kuti ndikwaniritse ndi Y-950?
Gwiritsani ntchito chothandizira kuchedwa ndipo sungani kutentha kosakanikirana kotsika (20–25°C).

Ndikufuna polyol yopangira ma polyurethane amphamvu kwambiri okhala ndi kukhuthala pang'ono. Kodi PF-3075 ndi chisankho chabwino?
PF-3075 (OH=750, MW=220, f=3) imapereka kulumikizana kwakukulu, kukhuthala kochepa kuposa Y-950 (5750 vs 6750), zomwe zimapangitsa kuti ikhale yosavuta kuikonza.

Guluu wanga womangira umalephera kugwira ntchito ukagunda. Kodi PF-3075 ingawongolere kukana kugwira ntchito?
Inde, msana wake wa trimethylolpropane umapereka kulimba; sakanizani 50/50 ndi diol yosinthasintha.

Kodi kuuma kwa PF-3075 komwe kumapezeka nthawi zambiri ndi kotani?
Shore D 70–85 kutengera isocyanate ndi unyolo wowonjezera.

Chophimba changa chimafunika kulimba kwambiri ndi zosungunulira. Kodi PF-3075 ndingagwiritse ntchito bwanji?
Sinthani 20–30% ya polyol yayikulu ndi PF-3075 kuti muwonjezere kuchulukana kwa crosslink.

Kodi PF-3075 ndi yoyenera kugwiritsa ntchito polyurethane potting pa zamagetsi?
Inde, imapereka kutentha kwabwino komanso kutsika pang'ono.

Kodi PF-3075 ikufanana bwanji ndi PF-450?
PF-3075 ili ndi OH yapamwamba (750 vs 380) komanso MW yotsika, zomwe zimapangitsa kuti zinthu zikhale zolimba komanso zofooka.

Zinthu zanga zophatikizika zimafunika kukonzedwa mwachangu. Kodi PF-3075 ingafulumizitse kuchira?
Inde, kuchuluka kwake kwa OH kumawonjezera reactivity; nthawi yoyesera ikhoza kukhala mphindi 10-15 pa 80°C.

Ndi chowonjezera cha unyolo chiti chomwe chimagwira ntchito bwino ndi PF-3075?
Ma diol afupiafupi monga 1,4-BDO kapena EDO; pewani zowonjezera unyolo wautali.

Kodi PF-3075 imayambitsa mavuto a exotherm mu ma castings akuluakulu?
Inde, ndi yapamwamba kwambiri; gwiritsani ntchito kuwonjezera pang'onopang'ono kapena kusakaniza masitepe ambiri.

Kodi PF-3075 ingagwiritsidwe ntchito mu zomatira za polyurethane laminating?
Inde, pa ma laminate olimba (monga, ma sandwich panels a aluminiyamu-thovu).

Ndimapanga thovu la slabstock lolimba kwambiri (HR) la matiresi. Kodi PF-628 imapangitsa bwanji kuti chitonthozo chikhale bwino?
PF-628 (OH=28, f=6, MW=12000) imapereka mphamvu yowonjezereka (70–80%) komanso mphamvu yabwino kwambiri yothandizira.

Thovu langa la PU lofanana ndi latex silikhala ndi "kudumphadumpha" kwa latex yachilengedwe. Kodi PF-628 ingathandize?
Inde, ntchito yake yapamwamba komanso mphamvu yake ya MW yapamwamba imapanga netiweki yolimba kwambiri, yofanana ndi latex.

Kodi mlingo wa PF-628 wogwiritsidwa ntchito nthawi zambiri mu thovu la HR ndi wotani?
10–30% ya polyol yonse; kuchuluka kwambiri kungayambitse kugwa kwa thovu chifukwa cha kukhuthala kwakukulu.

Thovu langa sililimba bwino (limatha kutalika pambuyo poponderezedwa mobwerezabwereza). Kodi PF-628 ingalithandize bwanji?
Kapangidwe kake ka ntchito zisanu ndi chimodzi kamawonjezera kulimba mtima komanso kuchepetsa kupsinjika kosatha.

Kodi PF-628 imagwirizana ndi zowonjezera za thovu la HR (monga DEOA, silicone)?
Inde, zimagwirizana bwino; tenthetsani pasadakhale mpaka 30°C kuti kusakaniza kusavute.

Kodi ubwino wa PF-628 ndi wotani kuposa polyol yogwira ntchito zitatu ya MW yofanana?
Kugwira ntchito bwino kwambiri kumapereka mphamvu yabwino yonyamula katundu komanso kuchira.

Thovu langa lalephera mayeso a ball rebound (lofunika >65%). Kodi PF-628 ingafike 70%?
Inde, pa 20-30 phr, rebound ikhoza kufika 70-75%.

Kodi PF-628 imawonjezera kuchulukana kwa thovu?
Ayi, koma zingafunike madzi ambiri kapena chopukutira kuti zisunge kuchuluka kwa zinthu zomwe zili mumzere chifukwa cha kukhuthala kwakukulu.

Kodi PF-628 ingagwiritsidwe ntchito mu thovu lopangidwa ngati mipando yamagalimoto?
Inde, zimathandiza kuti ulendo ukhale wosavuta komanso umachepetsa kutopa.

Kodi nthawi yogwiritsira ntchito PF-628 ndi yotani?
Miyezi 6 mu ng'oma yotsekedwa; ndi yolimba koma yokhazikika.

Ndimapanga thovu lolimba la polyurethane kuti nditeteze mapaipi ndipo ndikufunika polyol yogwira ntchito mwachangu. Chifukwa chiyani PF-800?
PF-800 (OH=800, f=4, yokhala ndi amino acid) imagwira ntchito yokha, zomwe zimachepetsa kufunika kwa ma catalyst amphamvu a amine.

Guluu wanga wa zinthu zopangidwa ndi matabwa umafuna mphamvu yobiriwira mwachangu. Kodi PF-800 ingathandize bwanji?
Mphamvu yake yochita zinthu mwachangu komanso yodzipangira yokha imalola kuti iume kutentha kwa chipinda mumphindi zochepa.

Kodi "AFFA" imatanthauza chiyani mu PF-800?
Polyol yochokera ku amine yonunkhira (monga TDA kapena MDA yoyambitsidwa), yomwe imapereka ntchito yoyambitsa zinthu.

Thovu langa lolimba siligwirizana bwino ndi chitsulo. Kodi PF-800 ingawongolere kugwirizana?
Inde, magulu a amino onunkhira amawonjezera kunyowa pamwamba ndi mgwirizano wa mankhwala.

Kodi index ya isocyanate ya PF-800 mu thovu lolimba ndi yotani?
120–150 ya PUR; 250–350 ya PIR.

Kodi PF-800 imayambitsa kusintha kwa mtundu wa thovu?
Mafuta a amine polyols angayambitse chikasu; sikoyenera kugwiritsa ntchito thovu lowala.

Makina anga oponyera zinthu zamagetsi amafunika kuyamwa madzi pang'ono. Kodi PF-800 ndi yoyenera?
Inde, msana wake wolimba umachepetsa kuyamwa kwa madzi poyerekeza ndi ma polyether diols.

Kodi PF-800 ingagwiritsidwe ntchito popopera thovu popangira denga?
Inde, kuchitapo kanthu mwachangu kumachepetsa kugwedezeka pamalo oyima.

Kodi kukhuthala kwa PF-800 (17000 mPa·s) ndi kotani?
Yatsani kutentha kufika pa 60°C; gwiritsani ntchito mapampu a giya.

Kodi PF-800 imagwirizana ndi zinthu zopukutira pentane?
Inde, koma chifukwa cha polarity yayikulu, zingafunike co-solvent monga surfactant.

Ndimapanga mapanelo a PIR laminate osalekeza kuti aziteteza nyumba. Kodi PF-1380 ndi yoyenera?
PF-1380 (yochokera ku sucrose, OH=280, f=7, MW=1380) imapereka mphamvu yabwino kwambiri yoletsa moto komanso kukhazikika kwa mawonekedwe ake.

Thovu langa lolimba lopopera popopera lili ndi kapangidwe koipa ka maselo. Kodi PF-1380 ingalisinthe bwanji?
Kagwiridwe kake kabwino kwambiri (7) kamapanga maselo abwino, otsekedwa, zomwe zimachepetsa mphamvu ya kutentha.

Kodi ubwino wa PF-1380 ndi wotani kuposa polyol yochokera ku glycerol mu thovu lolimba?
Kuchuluka kwa crosslink kumapereka kukana kutentha bwino komanso kusinthasintha pang'ono.

Phokoso langa la thovu lili ndi mphamvu yofooka yokanikiza. Kodi PF-1380 ingaliwonjezere?
Inde, sinthani 30–50% ya polyol yotsika; mphamvu yopondereza imatha kuwirikiza kawiri.

Kodi PF-1380 imagwirizana ndi zinthu zopukutira ma hydrocarbon (cyclopentane)?
Inde, koma chifukwa cha kukhuthala kwakukulu, sakanizani ndi surfactant.

Kodi kuchuluka kwa madzi kwa PF-1380 (≤0.15%) ndi kotani? Kodi kumakhudza bwanji thovu?
Madzi amakumana ndi isocyanate kuti apange CO₂; sungani pansi pa 0.15% kuti mupewe kusinthasintha kwa kuchulukana.

Thovu langa lopopera siligwirizana bwino ndi chitsulo. Kodi PF-1380 ingathandize?
Kuchuluka kwake kwa hydroxyl kumapangitsa kuti madzi anyowe; gwiritsani ntchito cholimbikitsira kumatirira cha silane kuti mupeze zotsatira zabwino.

Kodi PF-1380 imayambitsa exotherm yayikulu m'zigawo zokhuthala?
Inde, chifukwa cha reactivity yake yayikulu; gwiritsani ntchito mu ma laminate owonda kapena ndi ma catalyst otsika a exotherm.

Kodi PF-1380 ingagwiritsidwe ntchito poika zinthu zotetezera kutentha mufiriji?
Inde, imapereka kuyenda bwino kwambiri komanso k-factor yotsika.

Kodi PF-1380 ikufanana bwanji ndi Voranol 280?
Kusintha mwachindunji; zofunikira zomwezo.

Ndikufuna thovu lolimba kwambiri lolimba komanso lolimba kwambiri (Class B1). N’chifukwa chiyani ndiyenera kugwiritsa ntchito PF-585?
PF-585 (novolac polyol) ili ndi msana wonunkhira womwe umapangidwa panthawi ya moto, zomwe zimachepetsa kufalikira kwa moto.

PIR yanga yosalekeza ili ndi utsi wambiri kwambiri. Kodi PF-585 ingachepetse utsi?
Inde, novolac polyols amachepetsa kwambiri kupanga utsi poyerekeza ndi sucrose polyols.

Kodi kukhuthala kwachibadwa (12000 mPa·s) kwa PF-585 ndi kotani? Kodi kukonzedwa kwake n'kotani?
Yatsani kutentha kufika pa 60–70°C; gwiritsani ntchito mitu yosakaniza yotentha.

Kodi PF-585 imagwirizana ndi ma catalyst okhazikika a trimerization (K15, K2097)?
Inde, koma sinthani kuchuluka kwa catalyst chifukwa cha acidity ya novolac.

Thovu langa silikhala lolimba bwino kutentha kukatha (70°C). Kodi PF-585 ingalithandize?
Inde, kununkhira kwake kwakukulu kumapereka kukana kutentha kwambiri mpaka 180°C.

Kodi index ya isocyanate yomwe ikulimbikitsidwa ya PF-585 mu thovu la PIR ndi iti?
300–400; chiŵerengero chapamwamba chimathandiza kuti moto ugwire bwino ntchito.

Kodi PF-585 imayambitsa dzimbiri pa zipilala zachitsulo?
Ayi, ngati yapangidwa bwino; asidi wotsala ndi wochepa.

Thovu langa lopopera logwiritsidwa ntchito m'madzi limafuna kuti madzi asalowe kwambiri. Kodi PF-585 ndi yoyenera?
Inde, kapangidwe kake ka hydrophobic aromatic kamachepetsa kuyamwa kwa madzi.

Kodi PF-585 ingasakanizidwe ndi ma polyol a sucrose?
Inde, kuti muyese mtengo ndi magwiridwe antchito; mwachitsanzo, 50/50 ndi PF-1380.

Kodi nthawi yogwiritsira ntchito PF-585 ndi yotani?
Miyezi 6 ngati isungidwa youma; novolac polyols imakhudzidwa ndi chinyezi.

Ndikufuna polyol yophikira madzi ya polyurethane hydrogels. Nchifukwa chiyani muyenera kusankha PEG1000?
PEG1000 imasungunuka bwino m'madzi ndipo imalola kuti madzi azitha kuyamwa mpaka 500%; ndi yabwino kwambiri popangira mabala.

Mankhwala anga oletsa kufalikira kwa nsalu amafunika mankhwala oletsa kufalikira kwa nsalu. Kodi PEG1000 ingathandize?
Inde, PEG1000 imakopa chinyezi, kuchepetsa kuchulukana kwa madzi osasinthasintha; gwiritsani ntchito 1–5% pomaliza kusamba.

Kodi kusiyana pakati pa PEG1000 ndi PEG2000 ndi kotani pa zinthu zotulutsira rabara?
PEG1000 ndi yamadzimadzi, yosavuta kupopera; PEG2000 ndi yolimba, imagwiritsidwa ntchito mu zosungunuka zotentha.

Kufalikira kwanga kwa polyurethane (PUD) kumafuna gawo lopanda ma ionic hydrophilic. Kodi PEG1000 ingagwiritsidwe ntchito bwanji?
Phatikizani PEG1000 ngati gawo lofewa (10–20%) kuti muwongolere kufalikira m'madzi.

Kodi PEG1000 ingagwiritsidwe ntchito ngati mafuta odzola mumadzimadzi opangira zitsulo?
Inde, imapereka mafuta owonjezera komanso kuziziritsa popanda kusiya zotsalira.

Guluu wanga wa mapepala amafunika kutetezedwa ku chinyezi. Kodi PEG1000 ndi yoyenera?
Ayi, ndi yokonda madzi; gwiritsani ntchito polyol yokonda madzi m'malo mwake.

Kodi kuchuluka kwa K⁺ (≤5 ppm) mu PEG1000 ndi kotani?
Potaziyamu yochepa ndi yofunika kwambiri pakugwiritsa ntchito zamagetsi; MOFAN PEG ikukwaniritsa izi.

Kodi PEG1000 imayambitsa chikasu mu ma elastomer a polyurethane?
Ayi, imakhala yokhazikika pa nthawi yabwinobwino, koma pewani kutentha kwambiri (>150°C) kwa nthawi yayitali.

Mankhwala anga odzola amafunika chosungunula. Kodi PEG1000 ingagwiritsidwe ntchito?
Inde, ndi yofatsa komanso yosakwiyitsa, yomwe imagwiritsidwa ntchito mu mafuta ndi mafuta odzola.

Kodi PEG1000 ndi yoyenera kugwiritsidwa ntchito polumikizana ndi chakudya mwachindunji?
Inde, magiredi otsatira FDA alipo; onani malamulo enaake.

Ndimapanga zomatira zolimba za polyurethane zopangira nsapato. N’chifukwa chiyani ndimagwiritsa ntchito PEG2000?
PEG2000 ndi yolimba kutentha kwa chipinda, imapereka mphamvu yobiriwira mwachangu komanso kukhuthala kochepa (60–80°C).

Choyezera kukula kwa nsalu changa chikufunika kusinthasintha kwabwino kwa filimu komanso kusungunuka kwa madzi. Kodi PEG2000 imagwira ntchito bwanji?
Amapanga mafilimu osinthasintha, osungunuka m'madzi; nthawi zambiri amagwiritsa ntchito 5–10% mu kukula kwake.

Kodi ubwino wa PEG2000 kuposa PEG1000 ndi wotani pakutulutsa nkhungu ya rabara?
PEG2000 yolimba ingagwiritsidwe ntchito ngati kusungunuka kotentha kapena kusungunuka m'madzi; imapereka filimu yokhuthala komanso yolimba.

Thovu langa la polyurethane la masiponji limafuna kuyamwa madzi ambiri. Kodi PEG2000 ingakhale gawo la mankhwalawa?
Inde, sakanizani ndi diisocyanate prepolymer kuti mupange thovu lotha kufalikira ndi madzi.

Kodi PEG2000 ndi yoyenera kugwiritsa ntchito mafuta odzola?
Inde, imagwiritsidwa ntchito ngati maziko osungunuka m'madzi popaka mafuta odzola.

Chosakaniza changa cha konkriti chikufunika chochepetsera madzi. Kodi PEG2000 imagwira ntchito?
Osati mwachindunji; PEG imagwiritsidwa ntchito ngati chochepetsera kuchepa kwa chitsulo, osati superplasticizer.

Kodi PEG2000 imasungunuka bwanji?
Pafupifupi 50–54°C; imafewa isanasungunuke.

Kodi PEG2000 ingagwiritsidwe ntchito ngati chinthu chosinthira gawo (PCM) posungira kutentha?
Inde, mphamvu yake yosungunuka ya enthalpy ndi ~170 J/g; yabwino kwambiri posungira kutentha kochepa.

Chomangira changa cha ceramic chikufunika mphamvu zogwirira ntchito. Kodi PEG2000 ndi yoyenera?
Inde, imayaka bwino pa kutentha kwa 300–400°C, osasiya phulusa.

Kodi PEG2000 imayamwa chinyezi kuchokera mumlengalenga?
Inde, ndi yosalala bwino; sungani m'zidebe zotsekedwa.

Ndikufuna PEG yopyapyala kuti ndizitha kusakaniza mosavuta ndi zophimba za ufa. Kodi PEG3000 ndi yoyenera?
Inde, ma granule a PEG3000 amatha kusakanikirana ndi madzi; amagwiritsidwa ntchito ngati mafuta odzola komanso othandizira kuyenda kwa madzi.

Kupanga kwanga kwa rabala kumafuna thandizo lothandizira kukonza kuti kuchepetse kumamatira. Kodi PEG3000 ndingagwiritse ntchito bwanji?
Onjezani 1-3 phr mukasakaniza; imasamuka pamwamba ndikugwira ntchito ngati choletsa kugwedezeka.

Kodi PEG3000 ndi hydroxyl yotani?
32–35 mgKOH/g; yothandiza pa zokutira za polyurethane zotsika-crosslink.

Chophimba changa cha pepala chikufunika kunyezimira bwino. Kodi PEG3000 ingathandize?
Inde, ngati choyezera; gwiritsani ntchito 0.5–2% kutengera zonse zolimba.

Kodi PEG3000 ndi yoyenera kupanga ma elastomer a polyurethane okhala ndi mamolekyulu ambiri?
Inde, koma ngati gawo lofewa; gwiritsani ntchito ndi diisocyanate ndi unyolo wowonjezera.

Madzi anga ogwirira ntchito ndi zitsulo amafuna chinthu chopanda ma ionic surfactant. Kodi PEG3000 imagwira ntchito?
Ili ndi ntchito yochepa pamwamba; ndibwino kugwiritsa ntchito ma PEG esters (monga, PEG3000 dioleate).

Kodi kuchuluka kwa madzi (≤0.15%) ndi kotani? Kodi mungatsimikizire bwanji?
MOFAN PEG ili ndi madzi okwana 0.15%; sungani pamalo ouma.

Kodi PEG3000 ingagwiritsidwe ntchito mu ulusi wosindikizira wa 3D (monga pulasitiki)?
Inde, koma ndi yofewa ndi madzi; ingayambitse mavuto obwera chifukwa cha chinyezi.

Guluu wanga wa zinthu zomangira pansi pa nthaka umafunika kulowa mkati mwa nthaka. Kodi PEG3000 ndi yokhuthala kwambiri?
Tenthetsani kutentha mpaka 60°C kuti muchepetse kukhuthala kuti mulowe bwino.

Kodi PEG3000 imawonongeka?
Inde, imatha kuwola mosavuta.

Ndimapanga nsalu zoteteza ku kuzizira zomwe zimafunika kukhala zolimba. N’chifukwa chiyani ndimagwiritsa ntchito PEG6000?
Kulemera kwakukulu kwa mamolekyu kumapangitsa kuti filimu ikhale yolimba komanso kuti isamuke pang'ono; gwiritsani ntchito 2–5%.

Chotsukira changa cha rabara chimafuna PEG yolemera kwambiri kuti ipange filimu yolimba. Kodi PEG6000 ndi yoyenera?
Inde, imapereka mphamvu yabwino kwambiri yotulutsa latex ndi thovu; ikani ngati yankho m'madzi.

Kodi ubwino wa PEG6000 kuposa PEG3000 ndi wotani mu zoletsa dzimbiri zachitsulo?
PEG6000 imapanga filimu yoteteza yokhuthala, yomwe imakhala nthawi yayitali m'malo ozizira.

Chowonjezera changa cha pepala ndi zamkati chiyenera kulimbitsa mphamvu ya madzi. Kodi PEG6000 ingathandize?
Osati mwachindunji; imagwiritsidwa ntchito ngati chochotsera inki kapena mafuta opaka.

Kodi PEG6000 ndi yoyenera ma electrolyte olimba a polima m'mabatire?
Inde, imatha kusakanikirana ndi mchere wa lithiamu kuti ipangitse kuti ionic conductivity ichitike.

Chothandizira changa chopukusira zinthu zopukutira chikufunika kuchepetsa kukangana. Kodi PEG6000 ndingagwiritse ntchito bwanji?
Onjezani 0.5–2% ngati mafuta odzola panthawi yopukutira.

Kodi mawonekedwe a PEG6000 ndi otani?
Ma granule oyera; amasungunuka kukhala madzi oyera pamwamba pa 60°C.

Chosakaniza changa cha polyurethane m'mbale chikufunika kuchepa pang'ono. Kodi PEG6000 ingachichepetse?
Inde, reactivity yake yochepa komanso MW yayikulu imachepetsa kuchepa kwa polymerization.

Kodi PEG6000 imapangitsa kuti pamwamba pa raba paphuke?
Pamlingo wapamwamba (>3 phr), imatha kuphuka; sungani pansi pa 2 phr.

Kodi PEG6000 yavomerezedwa kuti igwiritsidwe ntchito pazinthu zolumikizirana ndi chakudya?
Inde, ndikutsatira malamulo oyenera a zakudya.

Ndikufuna PEG yolemera kwambiri ya mamolekyulu kuti igwiritsidwe ntchito popangira mapiritsi a mankhwala. Kodi PEG10000 ndi yoyenera?
Inde, imapereka mphamvu yomangirira komanso yolamulira kumasula; imagwiritsidwa ntchito mu njira zotulutsira zotalikirapo.

Mafuta anga opangidwa ndi madzi ogwiritsidwa ntchito pa zipangizo zachipatala amafunika kukhuthala kwambiri komanso poizoni wochepa. Kodi PEG10000 imagwira ntchito bwanji?
Imapereka mafuta abwino kwambiri ndipo imagwirizana ndi chilengedwe; gwiritsani ntchito mayankho a 10–20%.

Kodi ubwino wa PEG10000 kuposa PEG6000 ndi wotani mu mafuta odzola?
Mphamvu yokulirapo komanso khungu losalala.

Chomangira changa chotulutsira zinthu cha ceramic chikufunika mphamvu yobiriwira kwambiri. Kodi PEG10000 ingathandize?
Inde, imapereka pulasitiki wabwino kwambiri ndipo imayaka bwino.

Kodi PEG10000 ndi yoyenera ngati chinthu chosinthira gawo lolimba komanso lolimba?
Inde, kutentha kwa sungunuka ~64°C, kutentha kwa fusion ~180 J/g.

Chophimba changa cha pepala chikufunika chotchingira. Kodi ndingagwiritse ntchito bwanji PEG10000?
Ikani ngati kusungunuka kotentha kapena kufalikira kwa madzi; 0.5–2% pa kulemera kwa chophimba.

Kodi ufa wa PEG10000 ndi wotani?
Ufa woyera; umakonda kusonkhana; sungani kutentha kosakwana 30°C.

Thovu langa la polyurethane logwiritsidwa ntchito pa zamankhwala silimafuna poizoni. Kodi PEG10000 ingagwiritsidwe ntchito?
Inde, ndi ya USP/EP grade yomwe imapezeka; imagwiritsidwa ntchito mu hydrogels.

Kodi PEG10000 imayambitsa kuyabwa pakhungu?
Ayi, sichikwiyitsa komanso sichimayambitsa ziwengo.

Chotsukira changa chachitsulo chikufunika chonyamulira chokhala ndi madzi abwino. Kodi PEG10000 ndi yoyenera?
Inde, koma sungunulani mu madzi ofunda.

Ndikufuna PEG yolemera kwambiri kuti mankhwala atulutsidwe nthawi zonse. Kodi PEG20000 ndiye chisankho choyenera?
Inde, PEG20000 imapereka chiŵerengero cha kusungunuka pang'onopang'ono; yabwino kwambiri pakupanga kamodzi patsiku.

Kapangidwe kanga ka mankhwala oyeretsera madzi kamafuna polima wokhuthala kwambiri, wosakhala wa ionic. Kodi PEG20000 imagwira ntchito bwanji?
Zimawonjezera kukhuthala kwa madzi popanda kuyanjana kwa ayoni; gwiritsani ntchito 1–3% kuti muwonjezere kukhuthala.

Kodi ubwino wa PEG20000 ndi wotani pakutulutsa nkhungu ya rabara?
Amapanga filimu yolimba, yosalimba yomwe imatha kupirira nthawi zambiri zoumba.

Electrolyte yanga yolimba ya polima ya batire ya lithiamu imafuna mphamvu zambiri zamakaniko. Kodi PEG20000 ingagwiritsidwe ntchito?
Inde, koma ndi yonyezimira pa kutentha kwa chipinda; sakanizani ndi MW yochepa PEG kapena mapulasitiki.

Kodi PEG20000 ndi yoyenera ngati mafuta opangira chitsulo champhamvu kwambiri?
Inde, imagwiritsidwa ntchito ngati kusungunuka kotentha kapena kufalikira kwa madzi; imapereka mphamvu yabwino kwambiri ya filimu.

Kumaliza kwanga nsalu kumafunika mphamvu yokhazikika yotsutsana ndi static. Kodi PEG20000 ingapereke izi?
Mphamvu yake ya MW yambiri imachepetsa kusamuka, zomwe zimapangitsa kuti mphamvuyo ikhale yogwira ntchito kwa nthawi yayitali.

Kodi PEG20000 imasungunuka bwanji?
Pafupifupi 66–68°C; pamwamba kuposa ma MW PEG otsika.

Kuyika zinthu zanga zomangira pulasitiki kumafuna chogwirira chomwe chimatha pang'onopang'ono. Kodi PEG20000 ndi yoyenera?
Inde, kuwonongeka kwake pang'onopang'ono kumalola kutopa kolamulirika popanda kusweka.

Kodi PEG20000 imayamwa chinyezi mofanana ndi ma PEG otsika a MW?
Zochepa kwambiri chifukwa cha kuchuluka kwa magulu ang'onoang'ono; zimafunikabe kusungidwa mouma.

Guluu wanga wamankhwala umafunika chogwirira chosungunuka m'madzi. Kodi PEG20000 ingagwiritsidwe ntchito?
Inde, ikhoza kuponyedwa m'mafilimu kuti igwiritsidwe ntchito popangira zomatira zapakhungu kwakanthawi.