TEDA Catalyst: Katundu, Mapulogalamu ndi Buku Lotsogolera la Ogulitsa
Chothandizira cha TEDA, chomwe chimadziwika kuti triethylenediamine (CAS 280-57-9), ndi chofunikira kwambiri popanga thovu la polyurethane. Triethylenediamine imagwira ntchito ngati chothandizira, kufulumizitsa machitidwe a gelling ndi blowing. MOFAN TEDA imadziwika bwino ngati chothandizira chapamwamba, chomwe chimapereka kuyera kwa kristalo kwa thovu losinthasintha, lolimba, komanso losinthasintha pang'ono, pamodzi ndi zokutira. Akatswiri amakampani ndi atsopano amapindula pomvetsetsa mawonekedwe ake ndi njira zomwe amagulitsira.
Zotsatira za triethylenediamine pa chilengedwe ndi izi:
- Ma catalyst ochokera ku amine amachepetsa poizoni poyerekeza ndi mankhwala a tin.
- Zimatulutsa zinthu zachilengedwe zosakhazikika ndipo zimatha kuipitsa madzi apansi panthaka.
- Ma catalyst atsopano ochokera ku bio-based cholinga chake ndikuwongolera kuwonongeka kwa zinthu.
Mfundo Zofunika Kwambiri
Chothandizira cha TEDA chimathandizira kwambiri kupanga thovu la polyurethane, ndikuwonjezera magwiridwe antchito komanso mtundu wa thovu.
Sankhani TEDA yoyera kwambiri kuchokera kwa ogulitsa odalirika kuti muwonetsetse kuti zotsatira zake zikugwirizana komanso kuti thovu likhale labwino kwambiri.
Kusamalira ndi kusunga bwino chothandizira cha TEDA ndikofunikira kwambiri kuti zinthu zitetezeke komanso kuti zigwire bwino ntchito.
Kusakaniza TEDA ndi zinthu zina zoyeretsera kungathandize kuti thovu ligwire bwino ntchito komanso kuchepetsa mavuto omwe amafala popanga zinthu.
KumvetsetsaKatundu ndi ntchito za TEDAzimathandiza opanga kukonza bwino mapangidwe awo a thovu.
Katundu wa TEDA Catalyst
Kapangidwe ka Mankhwala
Triethylenediaminendi molekyulu yaying'ono yachilengedwe yomwe ili m'gulu la amine. Nthawi zambiri imagwiritsidwa ntchito ngati chothandizira cha polyurethane amine. Kapangidwe kake kali ndi maatomu asanu ndi limodzi a kaboni ndi maatomu khumi ndi awiri a haidrojeni, olumikizidwa ndi maatomu awiri a nayitrogeni. Kapangidwe kameneka kamapatsa molekyuluyo mphamvu yake yapadera popanga thovu. Fomula ya mankhwala ndi kulemera kwa mamolekyu zikuwonetsedwa mu tebulo ili pansipa:
| Katundu | Mtengo |
|---|---|
| Fomula Yamankhwala | C6H12N2 |
| Kulemera kwa Maselo | 112.17 g/mol |
Triethylenediamine imagwira ntchito ngati mlatho pakati pa zigawo za isocyanate ndi polyol. Imathandiza kuyambitsa zomwe zimapanga thovu la polyurethane.
Makhalidwe Athupi
Triethylenediamine imawoneka ngati kristalo woyera kapena wachikasu wopepuka. Imasungunuka kwambiri m'madzi, zomwe zimapangitsa kuti ikhale yosavuta kusakaniza mu polyurethane formulations. Kutentha kwake kumakhala pakati pa 156 ndi 160 °C, ndipo kutentha kwake kumakhala 174 °C. Zinthu izi zimathandiza kuti chothandizira chikhale chokhazikika panthawi yopanga thovu. Kuyera kwa MOFAN TEDA ndi 99.50%, zomwe zimapangitsa kuti zotsatira zake zikhale zokhazikika popanga. Chogulitsachi nthawi zambiri chimapakidwa m'mabokosi olemera makilogalamu 25, koma ma paketi opangidwa mwamakonda amapezeka pazosowa zosiyanasiyana.
| Katundu | Mtengo |
|---|---|
| Maonekedwe | Choyera/chopepuka chachikasu cholimba cha kristalo |
| Malo Osungunuka | 156-160 °C |
| Malo Owira | 174 °C |
| Kusungunuka mu Madzi | Zabwino kwambiri |
| Chiyero (%) | Mphindi 99.50. |
| Kulongedza | Ng'oma za 25 kg kapena zosinthidwa |
Kusungunuka kwa Triethylenediamine komanso kuyera kwake kwambiri kumapangitsa kuti ikhale yoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana za polyurethane.
Kuchita Bwino Pakupanga Thovu la Polyurethane
Triethylenediamine ndi chinthu chofunikira kwambiri pakupanga thovu la polyurethane. Imathandizira kuti ma gelling ndi ma blowing ayambe kugwira ntchito. Ma gelling reaction amalumikiza ma isocyanate ndi ma polyol molecules, ndikupanga kapangidwe ka thovu. Ma flowing reaction amapanga thovu la mpweya, lomwe limakulitsa thovu. Triethylenediamine imapereka reactivity mwachangu, ndi nthawi ya kirimu ya masekondi 3-5 ndi nthawi yokwera ya masekondi 30-40. Liwiro ili ndi lofunika kwambiri pakugwiritsa ntchito thovu lopangidwa. Chothandizirachi chimathandizira mphamvu yonyamula katundu ndipo chimagwirizanitsa makulidwe a khungu ndi kufewa kwapakati. Chimagwira ntchito bwino ndi polyether ndi polyester polyols, kuteteza kulekanitsidwa kwa gawo. Triethylenediamine ndi yotsika mtengo, zomwe zimapangitsa kuti ikhale chisankho chodziwika bwino popanga polyurethane yambiri.
Mavuto omwe amapezeka kawirikawiri pakupanga thovu ndi monga kugwa, kugawanika, kusakwanira pamwamba, kusinthasintha kwa kuchulukana kwa zinthu, ndi maselo otsekedwa. Triethylenediamine imathandiza kuthetsa mavutowa popereka ntchito yoyenera. Mwachitsanzo, kuwonjezera chothandizira cha gelling kungalepheretse kugwa, pomwe kukonza kusakaniza ndi kuwongolera kutentha kungachepetse kusinthasintha kwa kuchulukana kwa zinthu.
Langizo: Kusakaniza triethylenediamine ndi zinthu zina zoyambitsa amine, monga MOFAN A1, kungathandize kuti mtengo wake ugwire bwino ntchito komanso kuti thovu likhale labwino.
Chitetezo ndi Kusamalira
Triethylenediamine imatchulidwa kuti ndi chinthu choyaka moto. Ingayambitse kuyabwa pakhungu komanso kuwonongeka kwakukulu kwa maso. Kugwiritsa ntchito mosamala ndikofunikira kwambiri m'mafakitale. Malangizo otsatirawa amathandiza kuteteza ogwira ntchito ndikusunga khalidwe la mankhwala:
- Valani magalasi oteteza okwana bwino komanso magolovesi opangidwa ndi rabara ya nitrile.
- Gwiritsani ntchito suti yonse yoteteza ku mankhwala.
- Pewani kupuma nthunzi kapena nthunzi.
- Sungani ziwiya zotsekedwa bwino.
- Sungani pamalo ouma, ozizira, komanso opumira bwino, makamaka m'zidebe zachitsulo panja.
- Sungani kutali ndi magwero a kutentha ndi oxidizers.
Ngati mwakumana ndi vuto la khungu, pitani ku mpweya wabwino, sambitsani khungu ndi sopo ndi madzi, ndipo muzimutsuka m'maso kwa mphindi zosachepera 15. Musamasanze ngati mwameza. Pa moto, gwiritsani ntchito madzi opopera, thovu losagwira mowa, mankhwala ouma, kapena carbon dioxide. Nthawi zonse funsani dokotala kuti akuthandizeni poyamba.
Chidziwitso: Kusunga ndi kugwiritsa ntchito bwino triethylenediamine kumaonetsetsa kuti chitetezo cha chothandiziracho chili bwino komanso kumasunga mphamvu ya chothandizira popanga thovu la polyurethane.
Kugwiritsa Ntchito mu Polyurethane Foam
Mitundu ya Foam ya Polyurethane
Triethylenediamine imagwiritsidwa ntchito kwambiripopanga ma thovu osiyanasiyana a polyurethane. Ma thovu osinthasintha a polyurethane amapezeka kwambiri m'mipando, m'mabedi, komanso m'mipando yamagalimoto. Ma thovu olimba a polyurethane amagwiritsidwa ntchito popanga ma insulation panels, mafiriji, ndi zipangizo zomangira. Ma thovu osinthasintha pang'ono amagwiritsidwa ntchito m'magalimoto ndi m'mapaketi. Ma thovu osinthasintha amapezeka m'magawo a nsapato ndi m'ma gasket amafakitale. MOFAN TEDA imasonyeza kusinthasintha kwa ntchito mwa kugwira ntchito bwino m'magwiritsidwe onsewa. Chothandizirachi chimathandizanso zokutira za polyurethane, zomwe zimateteza malo ndikuwonjezera kulimba.
Opanga amasankha triethylenediamine chifukwa cha kuthekera kwake kusintha mitundu yosiyanasiyana ya thovu. Chothandizirachi chimatsimikizira kapangidwe ka maselo kogwirizana komanso mawonekedwe a makina. Kusinthasintha kumeneku kumapangitsa kuti ikhale chisankho chokondedwa pa thovu lolimba komanso kupanga thovu wamba.
Udindo wa TEDA Catalyst pa Ubwino wa Thovu
Triethylenediamine imagwira ntchito ngati chothandizira cha polyurethane amine. Imafulumizitsa machitidwe a gelling ndi blowing panthawi yopanga thovu. Kuchita kwa gelling kumalumikiza mamolekyu a isocyanate ndi polyol, ndikupanga kapangidwe ka thovu. Kuchita kwa blowing kumapanga thovu la mpweya, kukulitsa thovu ndikutsimikiza kuchuluka kwake.
Chothandizira cha TEDA chimapereka mphamvu ziwiri, zomwe zimathandiza kuti chizilamulira bwino kuchira. Kuwongolera kumeneku kumakhudza kapangidwe ka maselo a thovu ndi mphamvu zake. Opanga amapanga thovu labwino kwambiri lomwe limatha kunyamula katundu wabwino komanso kukula kwa khungu komanso kufewa kwapakati. Triethylenediamine imagwira ntchito bwino ndi polyether ndi polyester polyols, kuletsa kulekanitsidwa kwa gawo ndikuwonetsetsa kuti thovu limakhala labwino.
Chothandizirachi n'chofunikira popanga thovu la polyurethane losinthasintha, lolimba, komanso losinthasintha pang'ono. Chimathandiza kukonza bwino mphamvu za thovu pa ntchito zinazake. Mwachitsanzo, thovu lolimba kwambiri limapindula ndi kusinthasintha komanso chitonthozo chowonjezereka, pomwe thovu la polyurethane lolimba limapeza kutchinjiriza ndi mphamvu zabwino.
Langizo:Kugwiritsa ntchito triethylenediamine mu njira zopangira thovu kumathandiza kupewa zolakwika zofala monga kugwa, kugawanika, ndi kusinthasintha kwa kuchulukana kwa zinthu.
Magawo Ogwiritsira Ntchito ndi Kuphatikiza Njira
Triethylenediamine imaphatikizidwa mu mizere yopanga polyurethane pogwiritsa ntchito njira zolondola. Opanga amasakaniza chothandizira cha amine ndi zigawo zina kuti akwaniritse mawonekedwe a thovu omwe amafunidwa. Mlingo wogwiritsidwa ntchito nthawi zambiri umayambira pa magawo 0.1 mpaka 1.0 pa magawo zana a polyol (pphp). Kukonza bwino kumafuna mayeso ndi mayeso kuti agwirizane ndi zofunikira za thovu.
Gome ili m'munsimu likuwonetsa njira zogwirizanirana zomwe zikulimbikitsidwa pa mitundu yosiyanasiyana ya thovu:
| Mtundu wa Thovu | Zigawo Zothandizira | Zinthu Zofunika Kwambiri |
|---|---|---|
| Thovu Lolimba Kwambiri (HR) | Kuphatikiza kwa TEDA, DMCHA, ndi DMAEEA | Kutanuka kwabwino komanso chitonthozo; kokonzedwa bwino kuti zigwirizanenso bwino komanso kuti ziyende bwino. |
| Chovala Chofewa cha PU Chosinthasintha | Dongosolo lothandizira lokhala ndi zinthu zambiri lokhala ndi TEDA ndi DMCHA | Amasintha kuuma ndi kuchulukana; kusintha bwino ma amine ratios kuti apeze zinthu zomwe akufuna. |
| Mlingo Wothandizira wa Amine Wamba | Kawirikawiri zimayambira pa magawo 0.1 mpaka 1.0 pa magawo zana a polyol (pphp) | Zimasiyana malinga ndi makhalidwe a thovu; zimafuna kukonzedwanso kudzera mu mayeso ndi mayeso. |
Kugwirizana kwa Triethylenediamine ndi ma polyol osiyanasiyana kumathandiza opanga kukonza bwino mapangidwe a thovu. Chothandizirachi chimathandizira machitidwe a polyether ndi polyester, zomwe zimapangitsa kuti chikhale choyenera kugwiritsidwa ntchito pamitundu yosiyanasiyana ya polyurethane. MOFAN TEDA imapereka magwiridwe antchito odalirika komanso zotsatira zofanana, zomwe ndizofunikira popanga mafakitale.
Zindikirani:Kuphatikiza bwino kwa triethylenediamine kumatsimikizira kuti thovu ndi labwino kwambiri komanso kuti lipangidwe bwino.
Buku Lotsogolera la Ogulitsa a TEDA Catalyst
Zofunikira Posankha Ogulitsa
Kusankha wogulitsa woyenera wa triethylenediamine ndikofunikira kuti pakhale kupanga koyenera nthawi zonse. Opanga ayenera kufunafuna ogulitsa omwe amapereka zinthu zoyera kwambiri komanso ntchito yodalirika. Gome ili pansipa likufotokoza mfundo zazikulu zoyenera kuziganizira:
| Zofunikira | Tsatanetsatane |
|---|---|
| Mafotokozedwe Aukadaulo | Kuyera kocheperako kwa 99% kumatsimikizira kuti reaction kinetics ndi yodalirika. Zikalata zowunikira (CoA) za gulu lililonse ndizofunikira. Tsimikizirani kuti mawonekedwe enieni akugwirizana ndi zida zanu zoyezera. Chitsimikizo cha ISO 9001 ndichofunika kwambiri. |
| Kudalirika kwa Wopereka | Ogulitsa omwe ali ndi zaka zingapo akugwira ntchito amapereka kukhazikika kowonjezereka. Yang'anani kuchuluka kwa oda yawo kocheperako ndikubwereza kuchuluka kwa oda. Kulongedza m'madiramu otsekedwa komanso nthawi yodalirika yoperekera zinthu ndikofunikira. |
| Zoganizira za Mtengo | Werengani mtengo wonse, kuphatikizapo zinthu zoyendera ndi zosungira. Yang'anani mitengo yosiyana siyana ya maoda akuluakulu. Thandizo laukadaulo ndi zosakaniza zapadera zitha kuwonjezera phindu. |
Langizo:Pemphani nthawi zonse satifiketi yowunikira ndikutsimikizira kuti mapaketi anu ndi olondola musanalandire katundu.
Ogulitsa Otsogola ndi Mitundu
Makampani angapo amapereka triethylenediamine kuti igwiritsidwe ntchito pa polyurethane. MOFAN ndi gwero lodalirika la TEDA catalyst, ndipo imapereka zinthu zabwino kwambiri komanso zapamwamba nthawi zonse. Ogulitsa ena odziwika bwino ndi awa:
| Dzina Lakampani | Malo | Malo Oyang'ana Kwambiri |
|---|---|---|
| MOFAN | China | Chothandizira cha TEDA choyera kwambiri |
| Kampani ya Tosoh | Tokyo, Japan | Ma catalyst a Amine a thovu la polyurethane |
| Shandong Dongda Chemical Industry Co., Ltd. | Zibo, China | Amine catalysts ya polyurethane |
MOFAN TEDA ili ndi ubwino monga fungo lochepa, chifunga chochepa, komanso kuwononga chilengedwe poyerekeza ndi mitundu ina. Zinthu izi zimapangitsa kuti ikhale chisankho chabwino kwambiri pa thovu lolimba komanso ntchito zina zovuta.
Kupeza Zinthu ndi Kutsimikizira Ubwino
Kupeza triethylenediamine kodalirika kumatsimikizira kuti zinthu zimapangidwa bwino. Opanga ayenera kuwunika kuti ogulitsa ndi oona mtima pofufuza ngati ali ndi ziphaso za ISO ndikuwunikiranso mayankho a makasitomala. Zosankha zolongedza, monga ng'oma zolemera makilogalamu 25, zimathandiza kusunga khalidwe la zinthu panthawi yonyamula ndi kusungira. MOFAN imapereka chithandizo chosinthasintha komanso chothandizira paukadaulo, chomwe chimathandiza makasitomala kukonza bwino momwe amagwiritsira ntchito chothandizira. Tsimikizani nthawi zonse nambala ya batch ya chinthucho ndikupempha zikalata kuti zitsatidwe.
Zindikirani:Ubwino wokhazikika komanso chithandizo champhamvu cha ogulitsa ndizofunikira kwambiri pakupanga thovu la polyurethane.
Chothandizira cha teda chimagwira ntchito yofunika kwambiri pakupanga mtundu ndi kulimba kwa zinthu zopangidwa ndi thovu la polyurethane. Kusamalira mosamala komanso kusankha bwino ogulitsa kumathandiza kuwongolera nthawi yolumikizira ndi kapangidwe ka thovu, zomwe zimakhudza kukula ndi kufalikira kwa maselo. Zinthu izi zimathandiza kugwira ntchito kwa nthawi yayitali ndikuchepetsa zolakwika. Kusankha chinthu chodalirika ngati MOFAN TEDA kumatsimikizira opanga kuti apeze zotsatira zofanana komanso thovu labwino kwambiri pa ntchito zosiyanasiyana.
FAQ
Q.Kodi chothandizira cha TEDA chimagwiritsidwa ntchito pa chiyani?
Chothandizira cha TEDAZimathandizira kupanga thovu la polyurethane mwachangu. Opanga amagwiritsa ntchito popanga thovu losinthasintha, lolimba, komanso losinthasintha pang'ono. Zimathandizanso kupanga zokutira za polyurethane pamalopo.
Q.Kodi chothandizira cha TEDA chiyenera kusungidwa bwanji?
Sungani chothandizira cha TEDA pamalo ozizira, ouma, komanso opumira bwino. Chisungeni kutali ndi kutentha ndi zotenthetsera. Gwiritsani ntchito zidebe zachitsulo panja kuti mukhale otetezeka kwambiri.
Q.Kodi chothandizira cha TEDA chili bwino kuchigwiritsa ntchito?
Chothandizira cha TEDA chingayambitse kuyabwa pakhungu komanso kuwonongeka kwakukulu kwa maso. Ogwira ntchito ayenera kuvala magolovesi ndi magalasi. Pewani kupuma nthunzi.
Nthawi zonse tsatirani malangizo achitetezo mukamagwiritsa ntchito mankhwala.
Q.Kodi ndi njira ziti zopakira zomwe MOFAN TEDA imapereka?
MOFAN TEDA imabwera mu ng'oma zolemera makilogalamu 25. Mapaketi apadera amapezeka kwa zosowa zapadera.
| Mtundu wa Phukusi | Kulemera |
|---|---|
| Ng'oma | makilogalamu 25 |
| Mwamakonda | Monga momwe zimafunikira |
Q.Kodi TEDA catalyst ingagwiritsidwe ntchito ndi ma polyol osiyanasiyana?
Inde. Chothandizira cha TEDA chimagwira ntchito ndi polyether ndi polyester polyols. Kugwirizana kumeneku kumathandiza opanga kupeza zinthu zomwe amafunikira popanda kulekanitsa gawo.
Nthawi yotumizira: Julayi-27-2026