Ihe dị iche n'etiti HPMC na HEC

Ma hydroxypylthththththth methylcelllose na hydroxyethyth cellulose bụ cellose, gịnị bụ ọdịiche dị n'etiti mmadụ abụọ ahụ?

"Ihe dị iche n'etiti HPMC na HEC"

01 HPMC na HEC
Hydroxypyl Methylcellose (hypromellose), nke a makwaara dị ka hypromelse, bụ ụdị mkpụrụ ndụ cellulose a gwakọtara ether. Ọ bụ semisynhetic, onye na-adịghị arụ ọrụ, viomimelastic polymerly nke a na-ejikarị dị ka igwe na-egbu egbu na Ophthalmology, ma ọ bụ dị ka obere ọgwụ.
Na hydroxyethythythythythythythythythythythythyythy, usoro kemịkal (C2H6O2) ionic soluble cellose eyers. N'ihi na hEC nwere ezigbo ihe nke na-eme nke ọma, na-achụpụ, na-agbasa, na-emepụta ihe, na-echebe ya na mmanụ na-echebe ya, ọgwụ, akwụkwọ na polymerization polymerization Na ubi ndị ọzọ, 40 moven sivering ọnụego ≥ 99%.

02 ndimiiche
Ọ bụ ezie na ha abụọ bụ Cellose, enwere ọtụtụ ọdịiche dị n'etiti ha abụọ:
Hydroxypyl Methylcelllose na hydroxyethylcellose dị iche na Njirimara, na-eji, na sosnọ.

1. Njirimara dị iche iche
Hydroxypylthylthylcelllose: (hpmc) dị ọcha eriri ma ọ bụ nke yiri ntụ ntụ, nke e jikọrọ ọnụ na-abụghị nke a na-edeghị ede. Ọ bụ viomitic viomitic viomitic na-enweghị ndụ.
Hydroxyethylcellose: (HEC) bụ odo, enweghị ọbara, nke na-enweghị isi na eriri na-acha uhie uhie ma ọ bụ ntụ ntụ. Ọ bụ ihe otherize site alkaline cellulose na ethlene oxide (ma ọ bụ chlorohydrin). Ọ bụ nke na-abụghị ionic soluble ether.

2. Mgbalị dị iche iche
Hydroxypylthylthylcelllose: ihe fọrọ nke nta ka ọ ghara Itenol zuru oke, ether na acetone. Kpochapụ ma ọ bụ dịtụ coldy collodal ngwọta etisasịwo na mmiri oyi.
Hydroxyythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythyth: O nwere ihe Njirimara nke ndị na-eme omimi, na-agbụ, na-egbochi, na-agbasa, na-agbasa na moisturizing. Ọ nwere ike ịkwadebe ngwọta n'oge vissity dịgasị iche iche ma nweekwa ezigbo solubytes.
Hydroxypyl Methylcellose nwere njiri mara ike, nguzosi ike na-eguzosi ike, Nchọpụta mmiri, nke na-eguzogide na njigide na njigide.

E nwere ọtụtụ ọdịiche dị n'etiti ha abụọ, na uru ha bara na ụlọ ọrụ ahụ dịkwa iche.

A na-ejikarị hydypylithythylcelllose dị ka oké osimiri, ndị na-agbasasị na mmanye na ụlọ ọrụ mkpuchi, ma nwee ezigbo sosbent na mmiri ma ọ bụ ihe mgbaze nke ahịhịa. N'ime ụlọ ọrụ owuwu, enwere ike iji ya na ciment, gypsum, Latex, plasta, wdg.
Hydroxyethythythythythyth nwere Njirimara nke ndị na-eme omimi, na-agbụ, na-egbochi, na-agbasa, na-agbasa na moisturizing. Ọ nwere ike ịkwadebe ngwọta n'oge vissity dịgasị iche iche ma nweekwa ezigbo solubytes. Hydroxyethythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythyythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythythyythythythythy ji bụrụ ihe nkiri mbụ, tackifier, stampoos, ntutu na-efe efe, ndị na-a na-efe efe, igwe na ihe ịchọ mma; Na ịsacha aka na etiti bụ ụdị onye na-akwụghachi ụgwọ unyi. Hydroxyethythyth Cellulose gbazere ngwa ngwa na oke okpomọkụ, nke nwere ike ime ka usoro mmepụta mee ngwa ngwa ma melite arụmọrụ arụpụta. Akụkụ doro anya nke ihe na-egbu egbu nwere hydroxyethythythythythyth celluseth bụ na ọ nwere ike imeziwanye ịdị larịị na anakọta akwa nke akwa.