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Ubushyuhe bwa Hydroxypropyl methyl cellulose (HPMC) kuri Skim coat? – igisubizo: Skim coat ni nziza ubusanzwe HPMC 100000cps, imwe ikaba ndende ugereranyije n’ibikenewe muri mortier, ishaka ubushobozi bwa 150000cps bwo kuyikoresha. Byongeye kandi, HPMC ni yo nshingano ikomeye yo kubika amazi, igakurikirwa no kuyagwingira. Muri Skim coat, nk...Soma byinshi»
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Abakoresha benshi ntibakunze kwita ku kibazo cy'ubushyuhe bwa gel ya hydroxypropyl methyl cellulose HPMC. Muri iki gihe, hydroxypropyl methyl cellulose HPMC muri rusange itandukaniye ku bushyuhe, ariko ku bidukikije bimwe na bimwe byihariye n'inganda zidasanzwe, ubushyuhe bw'umusaruro ni bwo bugaragara gusa. N...Soma byinshi»
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Hydroxypropyl methyl cellulose HPMC ni ether ya cellulose idafite ionic ikozwe muri cellulose y’ibintu bya polymer karemano binyuze mu buryo butandukanye bwo gutunganya imiti. Ni ifu yera idafite impumuro, uburyohe kandi idahumanya igenda yiyongera ikagera mu gisubizo cya colloidal gisobanutse neza cyangwa gishyushye gato mu mazi akonje. Ifite ...Soma byinshi»
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Muri mortilage ivanze neza, ingano y’inyongera ya hydroxypropyl methyl cellulose HPMC ni nke cyane, ariko ishobora kunoza cyane imikorere ya mortilage itose, ikaba ari inyongera ikomeye igira ingaruka ku mikorere y’ubwubatsi bwa mortilage. Ether za cellulose zifite ubukana butandukanye n’...Soma byinshi»
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1. Imiterere y'ibanze ya HPMC Hypromellose, izina ry'Icyongereza hydroxypropyl methylcellulose, bita HPMC. Formula yayo ya molekile ni C8H15O8-(C10Hl8O6)n-C8Hl5O8, kandi uburemere bwa molekile ni hafi 86.000. Iki gicuruzwa ni ibikoresho bikozwe mu buryo bwa semi-synthetic, biri mu itsinda rya methyl n'igice cya polyhydrox...Soma byinshi»