A na-eji owu dị ọcha nke ukwuu eme Hydroxypropyl methylcellulose, nke a makwaara dị ka hypromellose na cellulose hydroxypropyl methyl ether, ma a na-eme ka ọ dị ọkụ nke ọma n'okpuru ọnọdụ alkaline.
ihe dị iche:
njirimara dị iche iche
Hydroxypropyl methylcellulose: ntụ ntụ ma ọ bụ granules dị ka eriri ọcha ma ọ bụ ọcha, nke sitere na ụdị dị iche iche na-abụghị ionic na ngwakọta cellulose, ngwaahịa a bụ polymer viscoelastic semi-synthetic, nke na-adịghị arụ ọrụ.
Hydroxyethyl cellulose bụ eriri ọcha ma ọ bụ odo, enweghị isi, anaghị egbu egbu ma ọ bụ ntụ ntụ siri ike, ihe kachasị mkpa bụ alkali cellulose na ethylene oxide etherification, nke bụ cellulose ether nke na-anaghị agbaze na ionic.
Ojiji ya dị iche
N'ụlọ ọrụ agba, hydroxypropyl methylcellulose nwere ezigbo mmiri mmiri ma ọ bụ ihe ndị na-agbaze ihe dị ndụ dịka ihe na-eme ka ihe sie ike, ihe na-agbasa ma na-eme ka ọ kwụsie ike. A na-eji Polyvinyl chloride eme ihe dị ka ihe na-ewepụ agba maka iji polymerization eme ihe iji kwadebe polyvinyl chloride, nke a na-ejikarị eme ihe n'akpụkpọ anụ, ngwaahịa akwụkwọ, nchekwa mkpụrụ osisi na akwụkwọ nri, ákwà na ụlọ ọrụ ndị ọzọ.
Hydroxypropyl methylcellulose: ọ fọrọ nke nta ka ọ ghara ịgbaze na ethanol zuru oke, ether, acetone; a na-agbaze na mmiri colloidal doro anya ma ọ bụ turbid n'ime mmiri oyi, a na-ejikarị ya eme ihe n'ihe mkpuchi, ink, eriri, agba agba, ime akwụkwọ, ihe ịchọ mma, ọgwụ nje, mineral. Nhazi ngwaahịa, mgbake mmanụ na ụlọ ọrụ ọgwụ.
ihe dị iche iche na-agbaze
Hydroxypropyl methylcellulose: ọ fọrọ nke nta ka ọ ghara ịgbaze na ethanol zuru oke, ether, acetone; a na-agbaze na mmiri colloidal doro anya ma ọ bụ nke nwere obere igwe ojii na mmiri oyi.
Hydroxyethyl cellulose (HEC): Ọ nwere ike ịkwadebe ihe ngwọta n'ụdị dị iche iche, ma nwee ezigbo ihe na-agbaze nnu maka electrolytes.
Oge ozi: Disemba-01-2022