Menene banbanci tsakanin Hydroxypyl methylcellulopyl methylcellulopyl methylcelyl methylcelyl methylcelyl?

Hydroxypylmetlcelyphylcelcellypylcelcelcelylcelcelcelacceu (hpmc) sune nau'ikan nau'ikan sel guda biyu da aka yi amfani da su a masana'antu da yawa. Kodayake suna musanta wasu kamancecen, akwai wasu bambance-bambance da yawa, gami da tsarin sunadarai, kayan kwalliya na jiki, da aikace-aikace.

tsarin sunadarai

Babban bambanci tsakanin HPMC da HEC shine tsarin sunadarai. HPMC polymer ne mai roba da aka yi da sel pelullulose tare da propylelene opse da methyl chloride. Tsarin yana samar da polymers waɗanda suke duka hydrophilic da lipophilic, suna sanya su kayan abinci a samfuran masana'antu da yawa, ciki har da kulawa da magunguna da magunguna.

HEC, a gefe guda, shine bioplymer wanda aka samo daga cellulose. An samar da shi ta hanyar daukar hoto tare da ethylen oxide, wanda ya samar da kungiyoyi masu amfani da Hydroxyl a kan kwayoyin selulose. Wannan yana samar da polymer mai narkewa tare da kyawawan kaddarorin da ke da ruhaniya, wanda ya dace da sahun aikace-aikace da yawa.

Properties na jiki

HPMC da HEC suna da kaddarorin jiki daban-daban saboda tsarin sunadarai daban-daban. Misali, HPMC ya fi Hydrophobic fiye da HEC, wanda ke nufin ba shi da narkewa cikin ruwa. Sabili da haka, ana amfani da HPMC sau da yawa azaman mai tsinkaye da emulstifier a cikin samfuran mai mai kamar creams da lotions. HEC, a gefe guda, yana da narkewa sosai cikin ruwa kuma galibi ana amfani dashi azaman mai kauri da wakili a cikin mafita.

Wata mallakar mutum na HPMC da HEC shine danko. HEC yana da kyakkyawan danko fiye da HPMC, wanda ke nufin ya fi tasiri a cikin mafita da ƙwarewa da samar da gels. Wannan dukiyar ta sanya HEC da kyau don amfani da zane-zane da coatings, adhereves, da sauran samfuran da suke buƙatar irin rakodi lokacin farin ciki.

Yankunan aikace-aikace

HPMC da HEC ana amfani dasu a masana'antu daban-daban. An yi amfani da HPMC a cikin masana'antar harhada magunguna kamar lamba, coatings, da tsarin bayarwa na magani. Hakanan ana amfani dashi azaman thickener da emulstifier a cikin kayayyakin kulawa na mutum kamar shamfu, soaps da kayan kwaskwarima. Hakanan ana amfani da HPMC azaman abinci mai abinci da kuma a cikin samfuran takarda.

HEC, a gefe guda, ana amfani da shi azaman mai kauri da wakili mai kauri a cikin masana'antu da yawa. A cikin fenti da kayan kwalliya, HEC ana amfani da shi azaman Thickerner, kayan gani na rheology da taimakon dakatarwa. Hakanan ana amfani dashi azaman wakili-mai riƙe da ruwa a cikin masana'antar gine-gine kuma a cikin samar da adhereaves, othililes da yumbu.

HPMC da HEC sun aiwatar da abubuwa biyu tare da tsarin sunadarai daban-daban, kaddarorin jiki da aikace-aikace. HPMC ya fi Hydrophobic kuma ana amfani dashi a cikin masana'antu da yawa, yayin da Hec shine mafi mafi ruwa-ruwa da kuma dacewa da mafita a cikin ruwa da kuma samar da mafita. Yana da mahimmanci a fahimci bambance-bambance tsakanin waɗannan sel sel lokacin zabar sinadarin da ya dace don takamaiman aikace-aikace.