Mmiri oyi ngwa ngwa hydroxypropyl methylcellulose (HPMC) English aha: Hydroxypropyl methyl cellulose (HPMC) A na-akpọkarị aha: instantener, stable thickener, emulsion stabilizer, dispersion thickener, antifreeze thickener, Instant cellulose.
Isi ihe na usoro kemịkal: ether cellulose na-abụghị ionic nke sitere na polymer cellulose eke.
Okwu mmeghe nke ngwaahịa: Hydroxypropyl methylcellulose (HPMC) bụ polymer na-abụghị ionic, ether cellulose na-abụghị ionic nke sitere na cellulose ihe onwunwe polymer.Ngwaahịa ahụ bụ ntụ na-enweghị isi, nke na-enweghị ụtọ, ntụ ntụ na-adịghị egbu egbu, nke enwere ike ịgbaze na mmiri oyi iji mepụta ngwọta viscous na-enweghị atụ na ịgba, njikọta, ịgbasa, emulsifying, imepụta ihe nkiri, nkwụsịtụ, adsorbing, gelling, na elu. na-arụ ọrụ, njide mmiri na ihe nchebe colloid.
Kwa ụbọchị kemịkalụ ọkwa ozugbo hydroxypropyl methylcellulose HPMC bụ tumadi ji kemịkalụ textile, kwa ụbọchị kemịkalụ ihicha ngwaahịa, ntecha na ndị ọzọ ubi;dị ka ncha ntutu, ịsa ahụ, ihe na-ehicha ihu, ude mmiri, ude, gel, toner, nlekọta anụ ahụ Ntutu isi, ihe eji eme ihe, ntacha eze, asọ mmiri, mmiri afụ ụmụaka, wdg.
Njirimara ngwaahịa nke ọkwa kemịkalụ kwa ụbọchị ozugbo hydroxypropyl methylcellulose HPMC:
1. Ihe ndị e kere eke, obere mgbakasị ahụ, arụmọrụ dị nro, nchekwa na nchebe gburugburu ebe obibi;
2. Mmiri solubility na ihe na-eme ka ọ dị arọ: enwere ike ịgbaze ya na mmiri oyi, na-agbaze na ụfọdụ ihe mgbaze mmiri na ngwakọta nke mmiri na ihe mgbaze mmiri;
3. Thickening na viscosity-na-abawanye: obere mmụba na mgbasa ga-etolite ngwọta viscous transperent, nghọta dị elu, arụmọrụ kwụsiri ike, mgbanwe solubility na viscosity, na-ebelata viscosity, nke ukwuu solubility;n'ụzọ dị irè kwalite nkwụsi ike eruba nke usoro ahụ;
4. Nguzogide nnu: HPMC bụ polymer na-abụghị ionic, dịtụ kwụsiri ike na ngwọta mmiri nke salts metal ma ọ bụ organic electrolytes;
5. Ọrụ elu: ngwọta mmiri mmiri nke ngwaahịa ahụ nwere ọrụ elu, ma nwee ọrụ na njirimara nke emulsification, colloid nchebe na nkwụsi ike ikwu;esemokwu elu bụ: 2% ngwọta mmiri bụ 42 ~ 56dyn / cm;
6. Nkwụsi ike PH: viscosity nke ngwọta mmiri na-akwụsi ike n'ime oke nke PH3.0-11.0;
7. Mmetụta na-ejide mmiri: ihe onwunwe hydrophilic nke HPMC nwere ike ịgbakwunye na slurry, pasty na pasty ngwaahịa iji nọgide na-enwe mmetụta dị elu nke mmiri;
8. Thermal gelation: Mgbe mmiri mmiri ngwọta na-ekpo ọkụ na a ụfọdụ okpomọkụ, ọ na-aghọ opaque ruo mgbe ọ na-etolite a (poly) flocculation steeti, nke mere na ngwọta na-efunahụ viscosity ya.Ma mgbe jụrụ oyi, ọ ga-aghọ ọzọ ngwọta ngwọta mbụ.Okpomọkụ nke ihe omume gel na-adabere na ụdị ngwaahịa, ntinye nke ngwọta na ọnụego kpo oku;
9. Njirimara ndị ọzọ: ihe ndị na-emepụta ihe nkiri magburu onwe ya, yana ọtụtụ nguzogide enzyme, mgbasa na ịdị n'otu;
10. The viscosity mmalite oge nke kwa ụbọchị chemical ọkwa hydroxypropyl methylcellulose na mgbata mmiri na nkịtị okpomọkụ bụ 3 nkeji, na viscosity na-amalite oge na mmiri dị ọcha ga-eji nwayọọ nwayọọ, ihe dị ka 30 nkeji, nke mere na e nwere ọrụ zuru ezu Time, mfe ịchịkwa viscosity. , dị mfe itinye.
Oge nzipu: Eprel-19-2023