Njirimara viscosics nke hydroxypropyl methylcelllose

 Hydroxypylththththththylcelllose (hpmc) A na-ejikarị mmiri na-abụghị ionic Eut cellulose Ethruluse nke eji arụ ọrụ, ọgwụ, nri, ihe oriri na kemịkal na kemịkal na kemịkalụ. Njirimara viscosics nke Onwe ya bu ihe ndi di nkpa na-emetụta oru ya.

1. Njirimara njirimara nke HPMC

Callinchhh bụ solulose derivaitive synsed site na iwebata hydropyyl na methyl n'ime akwara akwara nke cellulose. O nwere ezigbo mmiri solsity na vissity dị elu, a na-ejikarịkarị iji kwadebe ihe ngwọta nwere njiri zọrọ. Njirimara ndị a na-eme HPMC eji ebe niile na mkpuchi, adhesives, ntọhapụ ọgwụ, ihe mgbakwunye nri na ụlọ ọrụ ndị ọzọ.

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Njirimara viscosics nke HPMC os nke hpmc nke hpmc nke hpmc, tumadi itinye uche, okpomoku, onu ahia na ihe owuwu.

Mmetụta uche na viscosity

Visitydị viscosity nke HPMC A osisi na-abawanye na ịba ụba. Mgbe ịta nke hpmc dị ala, ihe igwe na-adị gịrịgịrị ma nwee anya dị ala; Dị ka ịta na-abawanye, mmekọrịta dị n'etiti ụmụ irighiri ihe na-abawanye, na viscosis nke ọma. Dị ka ọ na-adịkarị, viscosity nke HPMC ihe metụtara itinye uche ya na ntinye ya, mana ọ na-akwụsi ike na ụfọdụ ịta, na-egosi njirimara viscosit nke ngwọta.

Mmetụta nke okpomoku na viscosity

Ọnọdụ okpomọkụ bụ ihe dị mkpa na-emetụta vicencel®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®hp®. Ka ọnọdụ okpomọkụ na-esite, agbụ hydrogen na mmekọrịta hydrophobic na-eme ihe, na-ebute mbelata na ike dị iche iche n'etiti ọtụtụ ihe. N'ikwu okwu, viscosity nke HPMC Ashac na-egosi oke egwu dị ala na-enwe mmụba dị ala na-amụba na mbara elu, karịsịa na elu okpomọkụ dị elu. Omume a na - eme hpmc nwere ike iwu ka mma na ngwa nchịkwa okpomọkụ.

Mmetụta nke Shiar na Vices

Ihe ngwọta HPMC na-egosi ihe njiri mara nke Newtonian mmiri na-enwe obere ọnụego, ya bụ, vietsese dịtụ ọnụ; Agbanyeghị, na elu ọnụego Shear, viscosity HPMC ihe ngwọta ga-agbadata nke ukwuu, na-egosi na ọ nwere akụrụngwa dị nro. HPMC Molecules nwere ụfọdụ Njirimara Rheolocal. Na ala dị ala, a na-agbagọ ụsọ mmiri, na-akpụzi nguzogide dị elu, nke a na-egosipụta dị ka ọhụụ dị elu; N'elu elu Shear, agbụ abụ na-agbatị, a na-eme ka mmiri ahụ sie ike, na viscesense na-ebelata.

Mmetụta nke Uru Uru na Vivast

Ngwọta Olu nke HPMC n'ozuzu na-eme ka viscosis dịtụ mma na-anọpụ iche na ọnọdụ alkaline. N'ime acid ma ọ bụ ebe obibi siri ike, ụmụ irighiri ihe dị ike, ihe mmeghachi omume na-emegharị emegharị, na-ebute mgbanwe na mmekọrịta dị n'etiti ụmụ agbọghọ, si otú ahụ na-emetụta viscosity nke ọma. N'ọnọdụ ndị nkịtị, mgbanwe na pH enweghị obere mmetụta na viscosity nke HPMC, kama n'okpuru ọnọdụ PH dị egwu, mgbanwe mgbanwe ọhụụ nwere ike doro anya.

Mmetụta nke molecular owu na viscosity

Ihe omuma vissetsot nke HPMC nwere njikọ chiri anya na ihe owuwu ya. Ogo nke dochie anya Hydropyyl na methyl na molekule nwere mmetụta dị ukwuu na viscosity nke visce. Nke dị elu nke nbanye nke otu ahụ, ike na hydrophilicy nke Hpmc na ndị dị elu na viscosity nke ihe ngwọta. Na mgbakwunye, ịdị arọ molecular nke Hpmc bụkwa isi ihe na-emetụta viscosity ya. Nnukwu molecular ibu, ogologo molecular yir, na ike mmekọrịta dị n'etiti Moleculses, nke na-ebute vi Nso di elu nke ihe ojoo.

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Njirimara viscosics nke HPMC oquequequequequequequequequequequequequequequequequequequequequequequequequequequequequeo dị mkpa dị mkpa maka itinye ya n'ọhịa dị iche iche.

A na-ejikarị HPMC a na-ejikarị ngwa agha ciment na adres, ma nwee ọrụ nke ndị na-eme ihe, na-ejigide mmiri, na imezi arụmọrụ. Ihe njirimara vissity ya na-emetụta ọrụ na ngwa agha. Site na idozi uche na molecular owu nke HPMC, Njirimara Njirimara nke agha nwere ike ịchịkwa ya, si otú ahụ na-eme ka ahụ dị mfe ịrụ ọrụ.

A na-ejikarị ụlọ ọrụ na-emepụta ọgwụ: A na-ejikarị ihe ngwọta ọgwụ na-eme ihe dị ka ndị ọrụ na-eme ọgwụ, igwe caphele, na anya. Omume ya na-eme ka viscosit nwere ike imetụta ọnụego ọgwụ ọjọọ ma na-achịkwa usoro ọgwụ ọjọọ n'ime ahụ. Site na ịhọrọ HPMC na oke molecular dị mma na ogo nke ihe nnọchi, enwere ike idozi ọgwụ ọjọọ, enwere ike idozi nsonaazụ ọgwụ iji mezuo nsonaazụ ọgwụgwọ.

Industrylọ ọrụ nri: A na-eji HPMC mee ihe dị ka nke ukwu, kwụsie ike, na emondfier na nhazi nri. Njirimara viscosics nke ok metụta uto na nkwụsi ike nke nri. Site na idozi ụdị na oke HPMC eji, udiri nri nwere ike ịchịkwa nke ọma.

Industlọ ọrụ ịchọ mma: Njirimara viscosit nwere mmetụta dị mkpa na ahụmịhe ọrụ dị ka ude, gels, na shampoos.

Njirimara viscosits nkeHpmc A na - eme ọtụtụ ihe ngwọta site na ọtụtụ ihe dị ka itinye uche, okpomọkụ, oke mmiri, uru ya, na molecular. Site na imezi ihe ndị a, enwere ike kachasị arụmọrụ nke HPMC iji gboo mkpa nke ụlọ ọrụ dị iche iche maka ihe nrịbama ya. Nchọpụta miri emi na njirimara viscosis nke HPMC A na - enyere aka ịghọta ihe Njirimara ya, kamakwa na - enye nduzi usoro maka itinye ya n'ọrụ na mmepụta ya n'ezie.