-
Idizayini yokusebenza ephezulu yama-polyurethane lastomers kanye nesicelo sabo ekukhiqizweni okuphezulu
Ama-polyurethane lastomers ayisigaba esibalulekile sezinto eziphakeme ze-polymer. Ngezakhiwo zazo ezihlukile zenyama nangamakhemikhali kanye nokusebenza okuhle kakhulu, bahlala isikhundla esibalulekile embonini yanamuhla. Lezi zinto ezisetshenziswayo zisetshenziswa kabanzi kwabeziningi ...Funda kabanzi -
I-polyurethane esekelwe e-nonic enamanzi enokushesha okukhanyayo okulula ukuze uhlelo lokusebenza lokuqeda lesikhumba
Izinto zokwenziwa ze-polyurethane ezithambekele ekuphuziseni ngokuzenze isikhathi ngenxa yokuvezwa isikhathi eside ekukhanyiseni kwe-ultraviolet noma ukushisa, okuthinta ukubukeka kwawo kanye nempilo yenkonzo. Ngokwethula i-UV-320 ne-2-hydroxyethyl shiophosphate ekunwetshisweni kwe-polyurethane, i-nonioni ...Funda kabanzi -
Ingabe izinto ze-polyurethane zibonisa ukumelana namazinga okushisa aphakeme?
1 Ingabe izinto ze-polyurethane zimelana namazinga okushisa aphezulu? Ngokuvamile, i-polyurethane ayimelana namazinga okushisa aphezulu, noma ngohlelo olujwayelekile lwe-PPDI, umkhawulo wawo wokushisa angaba cishe ku-150 ° kuphela. Izinhlobo ezejwayelekile ze-polyester noma ama-polyther kungenzeka angakwazi w ...Funda kabanzi -
Ochwepheshe be-polyurethane bomhlaba wonke ukuqoqa e-Atlanta yengqungquthela yezobuchwepheshe engama-2024 ye-polyurethanes
I-Atlanta, GA - kusukela ngoSepthemba 30 kuya ku-Okthoba 2, i-Omni Hotel e-Omnial Park izosingatha ingqungquthela ye-polyurethanes technical, ihlanganisa ndawonye ochwepheshe abahola phambili emhlabeni jikelele. Kuhlelwe yi-American Chemistry CoumCi ...Funda kabanzi -
Inqubekela phambili Yocwaningo kuma-Polyurethanes angewona ama-isocyanate
Kusukela kwethulwa kwabo ngo-1937, izinto zokwakha i-polyurethane (pu) zithole izicelo ezibanzi emikhakheni ehlukahlukene kufaka phakathi izinto zokuhamba, ukwakhiwa, ama-petrochemicals, izindwangu, i-aerosperical Engineering, i-aerosperical Engineering, i-aerospe, kanye nezolimo. Lokhu ...Funda kabanzi -
Ukulungiselela kanye nezici ze-polyurethane semi-gridid foam yezindawo ezisebenza ngezimoto eziphakeme.
I-Armrest engaphakathi kwemoto iyingxenye ebalulekile ye-cab, edlala indima yokucindezela nokudonsa umnyango futhi ibeke ingalo yomuntu emotweni. Uma kwenzeka kunesimo esiphuthumayo, lapho imoto kanye nokushayisana kwezandla, i-polyurethane ethambile isandla ...Funda kabanzi -
Izici zobuchwepheshe zokufafaza kwenkundla eqinile ye-polyurethane field
I-Rigid Foam Polyurethane (PU) impahla yokungenisa i-polymer eneyunithi yokwakheka ephindaphindwayo yengxenye ye-carbamate, eyakheka ukusabela kwe-isocyanate ne-polylol. Ngenxa yokufakwa kwayo okuhle kakhulu okushisayo kanye nokusebenza kwamanzi, kuthola izinhlelo eziningi ku-externa ...Funda kabanzi -
Ukwethulwa kwe-ejenti ye-Foaming ye-polyurethane grom esetshenziswa emkhakheni wokwakha
Ngezidingo ezikhulayo zezakhiwo zesimanje zokulondolozwa kwamandla nokuvikelwa kwemvelo, ukusebenza kwe-infration yokufakelwa kwezinto zokwakha kuba okubaluleke kakhulu. Phakathi kwazo, i-polyurethane eqinile i-foam iyinto enhle yokufakelwa yokufakelwa okushisayo, ...Funda kabanzi -
Umehluko phakathi kwamanzi e-polyurethane ne-polyurethane esekelwe
I-Polyurethane engangenisi elisekelwe emanzini i-Polyurethane materproof coatis iyinhlangano enobungane obuphakeme be-polymer ebalaleleke nge-adhesion enhle nokunamathela okuhle. Inokunamathelisa okuhle kuma-substrates asuselwa ku-monce anjengokhonkolo kanye namatshe kanye nemikhiqizo yensimbi. Umkhiqizo ...Funda kabanzi -
Ungayikhetha kanjani izengezo ku-Polyurethane Polyurethane Resin
Ungayikhetha kanjani izengezo ku-Polyurethane enamanzi? Kunezinhlobo eziningi ze-polyurethane auxiliaries zamanzi, futhi uhla lwesicelo lubanzi, kepha izindlela ze-Auxiliay zivame njalo. 01 Ukuhambisana kwezithasiselo nemikhiqizo nakho ku-F ...Funda kabanzi -
I-Dibutyltin i-Dilaurate: isilinganiselo esiguquguqukayo ngezicelo ezahlukahlukene
I-Dibutyltin ye-Dilaurate, eyaziwa nangokuthi i-DBTDL, i-catalyst esetshenziswa kabanzi embonini yamakhemikhali. Kungokomndeni we-organin compound futhi kubaluleke kakhulu ngezakhiwo zayo ze-catalytic ezihlangeni zokusabela kwamakhemikhali. Lesi sakhiwo esiguquguqukayo sithole izinhlelo zokusebenza e-polymry ...Funda kabanzi -
I-Polyurethane Amine Catalyst: Ukuphathwa Ngokuphephile Nokulahlwa
I-Polyurethane Amine Catalysts iyizakhi ezibalulekile ekwenziweni kwamagwebu we-polyurethane, ukumboza, ukunamathela kanye nama-sealan. Lawa ma-catalysts adlala indima ebalulekile enqubweni yelapha yezinto ze-polyurethane, eqinisekisa ukuphendula kanye nokusebenza kahle. Kodwa-ke, yona ...Funda kabanzi
