HPMC na-eji na Detergent
Ọkwa ihe nchacha HPMC hydroxypropyl methyl cellulose bụ ọcha ma ọ bụ ntakịrị nwere ntụ ntụ edo edo, na enweghị isi, enweghị ụtọ, anaghị egbu egbu. Ihe mgbaze nke na-agbasa ngwa ngwa na ngwakọta nke mmiri oyi na ihe ndị dị ndụ, na-erute nkwekọ kachasị na nkeji ole na ole ma na-emepụta ngwọta viscous transperent. Mmiri mmiri nwere ọrụ elu, nghọta dị elu, nkwụsi ike siri ike, ịgbaze n'ime mmiri adịghị emetụta pH. Ọ nwere mmetụta na-ekpo ọkụ na nkwụsịtụ na ncha ntutu na gel ịsa ahụ, ma nwee njigide mmiri na ihe nkiri dị mma na-emepụta ihe maka ntutu na akpụkpọ ahụ. Site na ịrị elu nke akụrụngwa bụ isi, cellulose (mgbochi mgbochi friji) nwere ike iji mee ihe na-asa ákwà, shampoos na gels ịsa ahụ iji belata ọnụ ahịa ma nweta nsonaazụ achọrọ.
Njirimara na uru nke ịsacha ọkwa mmiri oyi soluble cellulose HPMC:
1, obere iwe, oke okpomọkụ na mmekọahụ;
2, nnukwu pH kwụsie ike, nwere ike hụ na nkwụsi ike ya na nso nke pH 3-11;
3, mee ka a na-ekwusi ike na ezi uche;
4. Mụbaa ma mee ka afụ dị jụụ iji meziwanye mmetụta anụ ahụ;
5. Mee ka usoro ahụ dịkwuo mma nke ọma.
6, dị mfe iji, mmiri oyi n'ime mgbasa ngwa ngwa agaghị akwụsị
Ogo ngwa nke ọkwa ncha HPMC:
A na-eji HPMC soluble ozugbo maka nhicha akwa, ncha ntutu, ịsacha ahụ, ihe nchacha ihu, ude mmiri, ude, jel, toner, ntutu isi, ngwaahịa ịkpụzi, ntacha eze, ịsa ọnụ, mmiri afụ ụmụaka.
Ihe ndị chọrọ nlebara anya
Erughi eru ncha ọkwa HPMC hydroxypropyl methyl cellulose na-egosi ogbenye nghọta, ogbenye ndim mmetụta, itughari mgbe ogologo oge, ụfọdụ ga-ọbụna mildew, iji zere cellulose ọdịda na usoro nke ojiji, kwesịrị kpaliri tupu agbanwe agbanwe.
Ihe dị iche n'etiti ngwa ngwa ngwọta na ngwa ngwa ngwọta HPMC ngwaahịa
Hydroxypropyl methyl cellulose (nke a na-akpọ HPMC) nwere ike kewaa n'ime ngwa ngwa na ngwa ngwa ngwọta ụdị, ngwa ngwa HPMC na-ezo aka ojiji nke crosslinking gị n'ụlọnga na ya elu ọgwụgwọ na mmepụta usoro, nke mere na HPMC nwere ike ngwa ngwa chụsasịrị na mmiri oyi, ma. ọ bụghị n'ezie etisasịwo, site edo akpali akpali, viscosity nwayọọ nwayọọ elu mgbe, etisasịwo; A na-akpọkwa HPMC na-agbaze nwayọọ nwayọọ na ngwaahịa ndị na-ekpo ọkụ na-ekpo ọkụ, na mmiri oyi na-agbakọta, nwere ike ịdị na mmiri ọkụ, chụsasịrị na mmiri ọkụ ngwa ngwa, site na edemede edo edo, ka ọ bụrụ ihe ngwọta okpomọkụ gbadara na ụfọdụ okpomọkụ (ụlọ ọrụ m ngwaahịa gel okpomọkụ bụ banyere. 60 deG C), viscosity ga-eji nwayọọ nwayọọ na-apụta, ruo mgbe e guzobere transperent viscous colloid.
Ndekọ physicochemical nke ngwọta ngwa ngwa na ngwa ngwa ngwa ngwa HPMC bụ otu, mana ha dị iche na oke ngwa.
Slow ngwọta igbari HPMC bụ tumadi ji ngwa agha, putty ndị ọzọ akọrọ Ịgwakọta ngwa agha, edo akọrọ Ịgwakọta HPMC kewapụrụ ndị ọzọ ihe, tinye mmiri ozugbo viscosity, ọ bụghị clumping; Na-eme gluu na mkpuchi, nwere ike ịpụta jide ọnụ onu, ga-eji mmiri ọkụ ma ọ bụ site zuru ezu agitation ike na-eme ka ya igbari.
Ngwa ngwa soluble ozugbo HPMC karịa ngwa ngwa-soluble HPMC nwere a wider nso nke ngwa, na isi awọ calcium dabeere putty na ciment dabeere ngwa agha, yana gluu, mkpuchi nwere ike ji mee ihe, na alkaline ọnọdụ ngwa ngwa-soluble HPMC ngwa ngwa iru viscosity. nhazi nhazi; Na gypsum dabeere ngwa agha, n'ihi gypsum pH acid, otú eduga soluble HPMC nnyapade nnọọ nwayọọ, na-ewu gypsum mbụ ntọala ≥3min, ikpeazụ ntọala ≤30min, ọ bụ ezie na gypsum dabeere ngwa agha agbakwunyere a ụfọdụ ego nke retarder gbuo oge ya ntọala. ma oge na-arụ ọrụ adịghị mma dị ka ciment na gypsum dabeere ngwaahịa, Ya mere, ụfọdụ alkaline bekee ga-agbakwunyere ka mma na-arapara oge nke HPMC.
Oge nzipu: Dec-23-2023