Ingaruka zijimye zaselile etherBiterwa na: Urwego rwa Polymeyeli ether, igisubizo cyo gukemura, igipimo cyo gusiganwa, ubushyuhe nibindi bisabwa. Umutungo wa dolling wigisubizo urihariye kuri alkyl selile nibikomokaho byahinduwe. Umutungo wa pelelation ufitanye isano nurwego rwo gusimbuza, kwibanda ku gisubizo ndetse nongeyeho. Kuri hydroxyalkyl yahinduye ibikomokaho, imitungo ya gel nayo ifitanye isano nurwego rwo guhindura hydroxyalkyl. Kuri virusike nke MC na HPMC, 10% -15% Igisubizo gishobora gutegurwa, virusi itera singwe 5% -10% Ibisubizo, na HPMC yo hejuru ya HPMC irashobora gutegura gusa 2% -3%, kandi mubisanzwe Ibyiciro bya vircosity ether nacyo byatanzwe na 1% -2%.
Uburemere-bunini-uburemere bwa selile bufite imikorere minini, kandi polymers ifite uburemere butandukanye bwa molekale ifite ubushishozi butandukanye mubisubizo bimwe. Intego ya Intego irashobora kugerwaho gusa yongeramo umubare munini wa molecular uburemere bwa selile. Uburakari bwayo ntibushingiye gato ku gipimo cy'inkomoko, kandi ubushyuhe bwinshi bugera ku ntego, bisaba kongerwaho bike, kandi viscometity biterwa no gukora neza. Kubwibyo, kugirango ugere ku buryo buhuje, umubare munini wa selile (kwibanda ku gisubizo) no gukemura vicosity bigomba kwemezwa. Ubushyuhe bwa Gel bugabanuka kandi buragabanuka kumurongo hamwe no kwibanda kubisubizo, na gels kubushyuhe bwicyumba nyuma yo kugera kubitekerezo runaka. Umugati wa Slling wa HPMC ni muremure mu bushyuhe bwicyumba.
Guhoraho birashobora kandi guhindurwa muguhitamo ubunini butandukanye kandi uhitamo ectlese ya selire hamwe na dogere zitandukanye zo guhindura. Ibibyitwa bifatika ni ukumenyekanisha urwego runaka rwo gusimbuza amatsinda ya hydroxykyl kumiterere ya Skeleton ya MC. Muguhindura indangagaciro zisumbuye zabasimbuye ebyiri, ni ukuvuga DS na MS basimbuye indangagaciro za plassion yuburyo na hydroxyalkyl dukunze kuvuga. Ibisabwa bitandukanye byimikorere ya selile birashobora kuboneka muguhindura indangagaciro ugereranije zabasimbuye bombi.
Ubudozi Bukuru bwa Cellulose Ether Igisubizo gifite thixotropy yo hejuru, nikindi kiranga esheri. Ibisubizo bitangaje bya MC Polymes mubisanzwe bifite amazi ya pseudopplastique hamwe nuturere munsi yubushyuhe bwabo bwa gel, ariko imitungo ya Newtonian kumashanyarazi make. Pseudoplastity yiyongera hamwe nuburemere bwa molekile cyangwa kwibanda kuri selile ether, utitaye kubwoko bwasimbuwe nurwego rwo gusimbuza. Kubwibyo, ectlese of the Centre of Stalcosity Umwanya umwe, ntakibazo MC, HPMC, HPMC, izahora yerekana imiterere imwe yimiterere mugihe cyose ibitekerezo nubushyuhe bikomeza guhora. Abashitsi bcyuma bashizweho mugihe ubushyuhe bwazamutse, kandi thixotropic cyane ibaho. Kwibanda cyane hamwe na virusike nkeya evercose erekana thixotropie no munsi yubushyuhe bwa gel. Uyu mutungo ufite inyungu nini kugirango uhindure urwego no kunyeganyega mukubaka minisiteri.
Ikeneye gusobanurwa hano ko hejuru cyane viscosiyaselile ether, gukomera kwamazi, ariko hejuru cyane, uburemere bwa molekili ya selile, hamwe no kugabana bihuye nibyokundwa, bikaba bigira ingaruka mbi kubikorwa byimiterere ndetse n'imikorere yubwubatsi. Hejuru ya virusire, niko hagaragaye ingaruka mbi kuri minisiteri, ariko ntabwo bigereranywa rwose. Bamwe mu bakomeye kandi bake cyane, ariko filime yahinduwe Ethesi ifite imikorere myiza mugutezimbere imbaraga zubuntu bwa minisiteri itose. Hamwe no kwiyongera kwumva, kugumana amazi ya ether elit.
Kohereza Igihe: APR-28-2024