Detergent Thickener Hydroxypropyl Methyl Cellulose Ether HPMC
Nnukwu viscosityHPMChydroxypropyl methyl celluloseỌkpụrụkpụMaka putty ntụ ntụ:
1) Ọdịdị:HPMCbụ nonionic cellulose ether, na-acha ọcha grayish-acha ọcha ntụ ntụ ma ọ bụ granule, enweghị isi na flavorless, soluble na mmiri oyi, glacial acetic acid, ethanol, methanol na propylene glycol, ubé soluble na acetone dabere na ogo nke nnọchi, fọrọ nke nta insoluble na mmiri ọkụ. , ethylene glycol na toluene.A na-agbaze HPMC na ngwakọta nke methanol 10% na 90% methylene chloride iji mepụta ngwọta colloidal.
2) Ngwọta nke HPMC nwere ọrụ elu, nghọta dị elu, na arụmọrụ kwụsiri ike.Mgbe ikpo ọkụ na ụfọdụ okpomọkụ, ngwọta na-aghọ urukpuru ma ọ bụ mepụta flocculent gel.Otú ọ dị, ngwọta na-apụta ìhè ọzọ mgbe jụrụ oyi.Ụdị HPMC dị iche iche nwere okpomọkụ gelation dị iche iche.Solubility dị iche na viscosity.Na ala viscosity, elu solubility ọ nwere.Ụdị HPMC dị iche iche dị iche iche na ụfọdụ ihe onwunwe na mmiri adịghị emetụta pH.
3) nha urughuru: 100% ngafe ọnụego na 80 ntupu.
4) Njupụta pụtara ìhè: 0.25-0.70 g / mL (na-emekarị ihe dịka 0.5 g / mL), njupụta kpọmkwem 1.26-1.31mL.
5) Agba mgbanwe okpomọkụ: 190-200 ° C;Carbonization okpomọkụ:280-300C.
6) Esemokwu dị n'elu: 42-56 dyn / cm (2% ngwọta mmiri).
7) The elu methoxy ọdịnaya na HPMC, ala gelation okpomọkụ, na elu solubility na mmiri na elu ọrụ.
8) HPMC nwere ụfọdụ ndị ọzọ e ji mara, dị ka ihe atụ, ndim ihe onwunwe, pH nkwụsi ike, njigide nke mmiri, magburu onwe film-akpụ ihe onwunwe, ezi agbasasị na adhesion ikike.
2) Ngwọta nke HPMC nwere ọrụ elu, nghọta dị elu, na arụmọrụ kwụsiri ike.Mgbe ikpo ọkụ na ụfọdụ okpomọkụ, ngwọta na-aghọ urukpuru ma ọ bụ mepụta flocculent gel.Otú ọ dị, ngwọta na-apụta ìhè ọzọ mgbe jụrụ oyi.Ụdị HPMC dị iche iche nwere okpomọkụ gelation dị iche iche.Solubility dị iche na viscosity.Na ala viscosity, elu solubility ọ nwere.Ụdị HPMC dị iche iche dị iche iche na ụfọdụ ihe onwunwe na mmiri adịghị emetụta pH.
3) nha urughuru: 100% ngafe ọnụego na 80 ntupu.
4) Njupụta pụtara ìhè: 0.25-0.70 g / mL (na-emekarị ihe dịka 0.5 g / mL), njupụta kpọmkwem 1.26-1.31mL.
5) Agba mgbanwe okpomọkụ: 190-200 ° C;Carbonization okpomọkụ:280-300C.
6) Esemokwu dị n'elu: 42-56 dyn / cm (2% ngwọta mmiri).
7) The elu methoxy ọdịnaya na HPMC, ala gelation okpomọkụ, na elu solubility na mmiri na elu ọrụ.
8) HPMC nwere ụfọdụ ndị ọzọ e ji mara, dị ka ihe atụ, ndim ihe onwunwe, pH nkwụsi ike, njigide nke mmiri, magburu onwe film-akpụ ihe onwunwe, ezi agbasasị na adhesion ikike.
Ngwaahịa Youngcel gụnyere ụdị ngwaahịa mmiri niile dị ka ndị na-ehicha ala, ihe ncha na ngwaahịa ịsa efere nwere pH n'etiti.6- 8
Na-eto etocelenwere ike iji dị ka thickener iji dozie rheology nke mmiri mmiri mmiri, gbanwee ka ọ dị mma na ọdịdị dị mma.
Na-eto etocel na-eme ka usoro viscous na ndị na-ehicha gel bụrụ ihe bara uru ma dị mma karị, n'ihi naNa-eto etocelga-ahapụ ndị na-ehicha gel na-ahapụ n'elu ma rụọ ọrụ ruo ogologo oge, ya mere nsonaazụ nhicha dị mma.
- Mmetụta siri ike
- Ndozi nke agbanwe agbanwe
- Ndakọrịta na ionic surfactants
- Ngwọta nke nnukwu nghọta
