Ngwaahịa Ọhụrụ Na-ekpo ọkụ Na-enye Polyimide Resin Material Pyromeltic Dianhydride Pmda CAS 89-32-7
Site n'iji usoro nchịkwa sayensị zuru oke, ezigbo mma na okpukpe dị egwu, anyị na-enweta aha ọma ma jiri usoro a maka Ngwaahịa Ọhụrụ Na-ekpo ọkụ Na-enye Polyimide Resin Material Pyromellitic Dianhydride Pmda CAS 89-32-7, Ụlọ nyocha anyị bụ ugbu a "National Lab of diesel engine turbo technology", anyị nwekwara otu ọkachamara na nyocha na nnwale zuru oke.
Site n'iji usoro nchịkwa sayensị zuru oke, ịdị mma dị mma na okpukpe dị egwu, anyị na-enweta aha ọma ma jiri usoro a mee ihe maka ọrụ ụlọ ọrụ anyị bụ inye ngwaahịa dị elu na nke mara mma n'ọnụ ahịa ezi uche dị na ya ma na-agba mbọ inweta aha ọma 100% n'aka ndị ahịa anyị. Anyị kwenyere na ọrụ ahụ na-eme nke ọma! Anyị na-anabata gị ka gị na anyị rụkọọ ọrụ ma tolite ọnụ.
Pyromellic dianhydride (nke a kpọrọ PMDA), nke a na-ejikarị eme ihe maka njikọta nke polyimide, n'ihi na polyimide nwere ezigbo iguzogide okpomọkụ dị elu, iguzogide acid na alkali, ọ dị mma nke ukwuu N'ihi ihe ndị dị na ya, ihe ndị dị na eletriki na nkwụsi ike nha, a na-ejikarị ya eme ihe n'ọhịa teknụzụ dị elu dịka ụgbọelu, ụgbọelu, microelectronics na ike atọm, nke nwere ihe achọrọ siri ike na ihe ndị dị na ya.
| ihe | Ọkọlọtọ |
| Ọdịdị | Kristal ọcha |
| Misi ihe e ji elting mee | 286℃-288℃ |
| Ọgụ megide free acid | ≤0.5wt% |
| ỊDỊ ỌCHA(%) | ≥99.5% |
Pyromellitic dianhydride (PMDA) bụ ihe dị mkpa n'ime ụlọ ọrụ mmepụta ihe ndị sitere n'okike, yana ihe ndị bụ isi maka mmepe nke ihe kemịkalụ ọhụrụ na ngwaahịa kemịkalụ dị mma agbakwunyere nke bara uru. A na-ejikarị ya eme ihe maka mmepụta nke monomers polyimide, a pụkwara iji ya dị ka ihe na-agwọ ọrịa maka resin epoxy na ihe na-ejikọ ọnụ maka resin polyester, nke a na-eji eme ihe na mmepụta nke agba phthalocyanine acha anụnụ anụnụ na ụfọdụ ihe ndị dị mkpa, wdg, ma nwee ọtụtụ ojiji. Pyromellitic dianhydride, nke a makwaara dị ka homoanhydride, nwere nhazi molekul pụrụ iche ma enwere ike iji ya rụpụta ihe ndị nwere iguzogide okpomọkụ, mkpuchi eletriki na iguzogide kemịkalụ, nke ojiji kachasị mkpa bụ dị ka monolayer nke polyimide. A na-eji diamine aromatic emepụta ya iji nweta plastik polyimide, mana ịdị ọcha nke pyromellitic dianhydride dị oke elu, nke kwesịrị ịdị karịa 99%.
25kg kwa drum, 9tons/20'container
25kgs/akpa, 20tons/20'akpa
Site n'iji usoro nchịkwa sayensị zuru oke, ezigbo mma na okpukpe dị egwu, anyị na-enweta aha ọma ma jiri usoro a maka Ngwaahịa Ọhụrụ Na-ekpo ọkụ Unilong Factory Supply Polyimide Resin Material Pyromellitic Dianhydride Pmda CAS 89-32-7, Ụlọ nyocha anyị bụ ugbu a "National Lab of diesel engine turbo technology", anyị nwekwara otu ọkachamara na nyocha na ebe nnwale zuru oke.
Ngwaahịa Ọhụrụ Na-ekpo ọkụ Elu Dị Ọcha Pmda A Na-eme Ka Ha Dị Ọcha na Pmda A Na-eme Ka Ha Dị Ọcha, Ọrụ ụlọ ọrụ anyị bụ inye ngwaahịa dị elu na nke mara mma na ọnụ ahịa ezi uche dị na ya ma gbaa mbọ nweta aha ọma 100% n'aka ndị ahịa anyị. Anyị kwenyere na Ọkachamara na-enweta ọmarịcha ihe! Anyị na-anabata gị ka gị na anyị rụkọọ ọrụ ma tolite ọnụ.
