Okwu Mmalite nke Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Hydroxypropyl Methylcellulose (HPMC), onye aha Chinese bụ hydroxypropyl methylcellulose, bụ ọkara sịntetik, ether cellulose na-abụghị ionic nwetara site na-agbanwe cellulose eke ekemịkal. Nke a na-acha ọcha ntụ ntụ nwere ike na-etolite a transperent viscous ngwọta mgbe igbari na mmiri. Ọ nwere ezigbo thickening, njide mmiri, nkwụsi ike na ihe ndị na-emepụta ihe nkiri. Ọ bụ ihe mgbakwunye multifunctional dị mkpa n'ọtụtụ mpaghara dị ka ihe owuwu.

Njirimara na uru nke Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Ezigbo solubility mmiri: Enwere ike ịgbaze ya ngwa ngwa na mmiri oyi iji mepụta ngwọta doro anya ma kwụsie ike.

Ikike ịgbara mmiri nke ọma na njigide mmiri: Mụbaa viscosity nke ihe, nke ọma belata evaporation mmiri, ma melite arụmọrụ ọrụ.

Nkwụsi ike dị mma: Ọ nwere ezigbo nkwụsi ike na acids, alkalis, na nnu, ma dabara adaba maka ọnụọgụ pH dị iche iche.

Ịmepụta ihe nkiri na mmetụta nchebe: Mgbe ihicha, ọ na-emepụta ihe nkiri siri ike na nke na-ekpuchi anya iji chebe mkpụrụ ahụ ma gbochie ntinye mmiri na evaporation.

Ndị na-adịghị egbu egbu na ndị na-adịghị ewe iwe: Ọ nwere ezigbo biocompatibility ma dabara maka mpaghara ọgwụ na nri.

Ngbanwe: Site n'ịgbanwe ogo nke nnọchi na ịdị arọ molekụla, Enwere ike imezi arụmọrụ ya iji zute ngwa ngwa dị iche iche.

Nkọwapụta nke Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Hydroxypropyl Methyl Cellulose (HPMC)– Nkọwapụta ngwaahịa

Nkọwa bụ isi

Nọmba CAS: 9004-65-3
Oku kemịkalụ: Hydroxypropyl Methyl Cellulose
Usoro ihe omimi: C₈H₁₆O₆ (ngwaọrụ oyiri).
Ọdịdị: White ka agba aja aja, ntụ ntụ n'efu.

Akụkụ anụ ahụ na kemịkalụ

HPMC bụ cellulose ether na-abụghị ionic nke sitere na cellulose eke. Ọ na-agbaze nke ọma na mmiri dị jụụ ma ọ naghị agbaze na mmiri ọkụ n'elu gelation okpomọkụ. Ihe ngwọta ọ na-eme bụ nke doro anya na anamic. HPMC na-egosi ezigbo ikike imepụta ihe nkiri, elu ọrụ, na arụmọrụ na-abawanye ụba. Ọ na-anọgide na-eguzosi ike n'elu nnukwu pH (na-emekarị 3– 11). Ngwaahịa ahụ enweghị isi na enweghị ụtọ.

Ihe ngosi arụmọrụ igodo

Methoxyl ọdịnaya: 19%– 30%.
Ihe onwunwe Hydroxypropoxyl: 4%– 32%.
Ọkpụrụkpụ (2% ọgwụgwọ na 20 Celsius C): Dị iche na 5 mPa · s na 100,000 mPa · s, dabere n'ịdị mma.
Ọdịnaya webụ mmiri mmiri: ≤ 5%.
Ọdịnaya Weebụ Ash: ≤ 1.5%.
pH (2% nhọrọ): 4.0– 8.0.

Ngwa

A na-eji HPMC n'ọtụtụ ebe n'ịrụ ụlọ na ngwaahịa ihe owuwu dị ka adhesives tile ma na-eme ka ọ na-eme ka arụ ọrụ na njigide mmiri dị mma.. Na ọgwụ, ọ na-eje ozi dị ka ihe nkedo, ihe mkpuchi, ma ọ bụ matriks ntọhapụ na-achịkwa na mbadamba. Ahịa nri na-eji ya eme ihe dị ka ihe na-akpụ akpụ ma ọ bụ stabilizer. Ọ na-egosikwa na ihe ịchọ mma, agba, na ihe ndị ọrụ ugbo n'ihi ndakọrịta na nchekwa ya.

Oghere nchekwa na njikwa

Zụa HPMC na jụụ, ebe akọrọ kpamkpam tere aka na anwụ anwụ. Debe arịa ahụ nke ọma ka ọ ghara ịmị mmiri. Jiri usoro ahụike azụmahịa bụ isi mgbe ị na-elekọta ntụ ntụ ka ọ pụọ na iku ume uzuzu. Ogologo ndụ na-adịkarị 24 ọnwa mgbe echekwara nke ọma.

Ngwa nke Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Ngwa nke Hydroxypropyl Methyl Cellulose (HPMC) CAS 9004-65-3

Ihe owuwu na ihe owuwu ụlọ

Hydroxypropyl methyl cellulose a na-ejikarị eme ihe na ngwaahịa ihe owuwu. Ọ na-arụ ọrụ nke ọma na adhesives tile, na-eme ka ciment, na ogige ndị na-edozi onwe ha. HPMC helps retain water so cement can moisten correctly. This boosts workability and makes the mix simpler to spread out. It also decreases sagging on vertical surface areas and increases general bond stamina.

Ọgwụ ọjọọ

Na ọgwụ, HPMC acts as a key ingredient in tablet computers and capsules. Ọ na-eje ozi dị ka ihe nkedo, ihe mkpuchi ihe nkiri, na matriks ntọhapụ a na-achịkwa. The substance is risk-free for human use and liquifies gradually in the digestive system tract. This enables medicines to be launched steadily with time. Several eye drops additionally contain HPMC due to the fact that it simulates natural rips and soothes completely dry eyes.

Ụlọ ọrụ nri

HPMC is accepted as a food additive under the code E464. It operates as a thickener, stabilizer, na emulsifier. You can locate it in low-fat spreads, butere ngwaahịa, na ihe ndị na-enweghị gluten. Ọ na-enyere aka idobe ọdịdị na mmiri na-enweghị mgbanwe uto. Ihe ụtọ ya na-anọpụ iche na-eme ka ọ dị mma maka ọtụtụ ntụziaka.

Agba na mkpuchi

Ndị na-eweta ihe osise na-agbakwunye HPMC na agba ndị dabere na mmiri. Ọ na-egbochi mezie pigmenti ma na-eme ka brushability dịkwuo mma. Ngwakọta ahụ na-ejikwa ọkpụrụkpụ ma kwụsị ịgbasa n'ime ngwa niile. Mgbe akpọnwụchara, ọ na-eme ka ọ dị nro, na-agwụkwa.

Ngwaahịa ọgwụgwọ onwe

Ọtụtụ shampoos ntutu, lotions, na ntacha eze gụnyere HPMC. Ọ na-enye ngwaahịa ndị a ọgaranya, ude mmetụta na enyemaka kwụsịtụ ike iberibe. Ọ na-akwalitekwa nkwụsi ike nke ụfụfụ na ndị na-ehicha ihe ma na-enye ihe nkiri nchekwa na akpụkpọ anụ ma ọ bụ ntutu isi. N'ihi na ọ dịghị mkpasu iwe na eco-friendly, ọ dabara nke ọma na usoro enyi na gburugburu ebe obibi.

Nkọwapụta Ụlọ ọrụ

Anyị bụ ndị ndu zuru ụwa ọnụ na ngwọta ụfụfụ dị fechaa na nke dị elu. Amara ụwa niile maka ntinye aka ya na nyocha, ihe ọhụrụ, na etinyere nka nka, anyị na-enye ihe ngwọta ụfụfụ emepụtara kemgbe mmalite 2012.

Anyị nwere ike na-enye elu-edu ihe admixture na ụfụfụ ihe metụtara ngwaahịa n'ụwa nile.

Ụlọ ọrụ ahụ nwere ngalaba ọkachamara ọkachamara na ngalaba nlekọta àgwà, ụlọ nyocha nke ọma, na kwadebere na elu ule akụrụngwa na mgbe-sales ahịa ọrụ center.

Ọ bụrụ na ị nwere mmasị, biko nweere onwe gị ma kpọtụrụ anyị.

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5 Ajụjụ nke Hydroxypropyl Methyl Cellulose HPMC CAS 9004 65 3

Ajụjụ A na-ajụkarị gbasara Hydroxypropyl Methyl Cellulose (HPMC)

Kedu ihe bụ HPMC?

HPMC na-anọchi anya Hydroxypropyl Methyl Cellulose. Ọ bụ ntụ ntụ ọcha ma ọ bụ na-acha ọcha nke sitere na cellulose osisi. Ndị mmadụ na-eji ya n'ọtụtụ ngwaahịa dị ka ọgwụ, nri, na ihe eji ewu ụlọ. Ọ na-agbaze na mmiri oyi ma na-emepụta ihe doro anya, oké ngwọta.

HPMC ọ dị mma iji?

Ee, HPMC adịghị mma. Ndị otu na-achịkwa dịka FDA na EFSA kwadoro ya maka iji nri na ọgwụ. Ọ na-agafe n'ime ahụ n'etinyeghị uche. Nke ahụ pụtara na ọ naghị akpata mmerụ ahụ mgbe ejiri ya dịka ntuziaka.

Kedu ihe HPMC na-eme na nri?

Na nri, HPMC na-arụ ọrụ dị ka thickener, stabilizer, na emulsifier. Ọ na-enyere aka na-agwakọta ihe ndị ahụ nke ọma. Ọ na-emekwa ka udidi na-eme ka mmiri kwụsị ikewapụ. Ị nwere ike ịhụ ya na ihe ndị dị ka sauces, ihe nracha, na ngwaahịa esi nri na-enweghị gluten.

Kedu ka esi eji HPMC eme ihe?

Na-ewu, A na-agbakwunye HPMC na ciment, tile adhesives, na plasta. Ọ na-enyere aka ijide mmiri na ngwakọta ka ihe ahụ wee debe nke ọma. Ọ na-emekwa ka ngwakọta ahụ dị nro ma dị mfe ịgbasa. Nke a na-eduga na ịrụ ọrụ ka mma yana nsonaazụ ikpeazụ siri ike karị.

Nwere ike HPMC dochie ọzọ thickeners?

Ọtụtụ mgbe, ee. HPMC nwere ike were ọnọdụ nke ihe ndị ọzọ dị ka methylcellulose ma ọ bụ guar gum. Ọ na-enye njikwa dị mma na viscosity ma na-arụ ọrụ nke ọma n'ofe oke okpomọkụ na ọkwa pH. N'agbanyeghị, ị kwesịrị ịnwale ya na ngwaahịa gị akọwapụtara iji jide n'aka na ọ dabara mkpa gị.