Hydroxyethyl selulose (HEC) ni polymer idafite ionic, amazi-elegitoronike ikomoka kuri selile ikoresheje urukurikirane rw'imiti. Ikoreshwa cyane mu nganda zitandukanye nko kwisiga, imiti, nubwubatsi kubera kubyimbye, gutuza, no guhuza ibintu. Ingingo yo gushonga ya hydroxyethyl selulose ntabwo ari igitekerezo cyoroshye, kuko idashonga muburyo busanzwe nkibyuma cyangwa ibinyabuzima bimwe na bimwe. Ahubwo, ihura nubushyuhe bwumuriro mbere yo gushonga kwukuri.
1.Iriburiro rya Hydroxyethyl Cellulose (HEC)
Hydroxyethyl selulose ni inkomoko ya selile, ikaba ari polymer karemano iboneka cyane murukuta rw'utugingo ngengabuzima. Cellulose igizwe no gusubiramo glucose ihuza hamwe na β-1,4 glycosidic. Hydroxyethyl selulose ikorwa noguhindura imiti ya selile ikoresheje etherification hamwe na okiside ya Ethylene, bikavamo kwinjiza amatsinda ya hydroxyethyl (-CH2CH2OH) kumugongo wa selile. Ihinduka ritanga amazi meza hamwe nibikorwa bitandukanye bikora kuri HEC.
2.Umutungo wa Hydroxyethyl Cellulose
Amazi meza: Kimwe mubintu byingenzi biranga HEC ni amazi menshi. Iyo ikwirakwijwe mumazi, HEC ikora ibisubizo bisobanutse cyangwa bike bya opalescent bitewe nubushakashatsi bwa polymer nibindi bintu.
Umukozi wibyimbye: HEC ikoreshwa cyane nkumubyimba mubikorwa bitandukanye nko gusiga amarangi, ibifunga, kwisiga, nibicuruzwa byawe bwite. Itanga ubwiza kuriyi mikorere, itezimbere ituze n'imikorere.
Ibiranga firime: HEC irashobora gukora firime yoroheje, yoroheje mugihe ikozwe mubisubizo byayo byamazi. Izi firime zifite imbaraga zubukanishi hamwe ninzitizi ya barrière, bigatuma iba ingirakamaro mubitambaro nibindi bikorwa.
Kamere itari ionic: HEC ni polymer itari ionic, bivuze ko idatwara net net muburyo bwayo. Uyu mutungo utuma uhuza nubwoko butandukanye bwimiti nibindi bikoresho.
pH Ihamye: HEC yerekana ituze ryiza kurwego rwagutse rwa pH, mubisanzwe kuva acide kugeza alkaline. Uyu mutungo ugira uruhare muburyo butandukanye muburyo butandukanye.
Ubushyuhe buhamye: Mugihe HEC idafite aho ishonga itandukanye, ihura nubushyuhe bwubushyuhe bwo hejuru. Ubushyuhe nyabwo bubora burashobora gutandukana bitewe nibintu nkuburemere bwa molekile, urugero rwo gusimburwa, no kuba hari umwanda.
3.Ibisabwa bya Hydroxyethyl Cellulose
Irangi hamwe na Coatings: HEC isanzwe ikoreshwa nkigikoresho cyo kubyimba mu marangi ashingiye kumazi no gutwikira kugirango igenzure imiterere yabyo kandi irinde kugabanuka cyangwa gutonyanga.
Ibicuruzwa byita ku muntu ku giti cye: HEC iboneka mu bicuruzwa byinshi byita ku muntu nka shampo, amavuta yo kwisiga, amavuta yo kwisiga, hamwe na geles, aho ikora nk'umubyimba, stabilisateur, no guhagarika ibikorwa.
Imiti ya farumasi: Mu miti y’imiti, HEC ikoreshwa mu guhagarika umunwa, ibisubizo by’amaso, hamwe n’amavuta yo kwisiga kugira ngo yongere ubwiza, kongera umutekano, no kugenzura irekurwa ry’ibiyobyabwenge.
Ibikoresho byubwubatsi: HEC yongewe kubicuruzwa bya sima nkibiti bya tile, grout, na minisiteri kugirango bitezimbere imikorere, kubika amazi, no gufatira hamwe.
Inganda zikora ibiribwa: HEC rimwe na rimwe ikoreshwa mubisabwa ibiryo nkibibyimbye kandi bigahindura, nubwo imikoreshereze yayo idakunze kugaragara ugereranije nandi mazi ya hydrocolloide nka xanthan gum cyangwa guar gum.
4.Imyitwarire ya HEC mubihe bitandukanye
Imyitwarire yumuti: Ubwiza bwibisubizo bya HEC biterwa nibintu nko kwibanda kuri polymer, uburemere bwa molekile, urugero rwo gusimburwa, nubushyuhe. Ubunini bwa polymer hamwe nuburemere bwa molekuline muri rusange bivamo ubwiza bwinshi.
Ubushyuhe bukabije: Mugihe HEC itajegajega hejuru yubushyuhe bwagutse, ubukonje bwayo burashobora kugabanuka kubushyuhe bwo hejuru bitewe no kugabanuka kwa polymer-solvent. Nyamara, iyi ngaruka irahindurwa nyuma yo gukonja.
Guhuza: HEC irahujwe nibintu bikunze gukoreshwa mubintu, ariko imikorere yayo irashobora guterwa nibintu nka pH, kwibanda kuri electrolyte, no kuba hari inyongeramusaruro.
Ububiko buhamye: Ibisubizo bya HEC muri rusange birahagaze neza mubihe bibitswe neza, ariko birashobora kwangirika kwa mikorobe mugihe runaka niba bitabitswe bihagije hamwe na mikorobe.
Hydroxyethyl selulose (HEC) ni polymer itandukanye hamwe nibikorwa byinshi mubikorwa bitandukanye. Ihuza ryihariye ryimiterere, harimo gukemura amazi, ubushobozi bwo kubyimba, ubushobozi bwo gukora firime, hamwe na pH itajegajega, bituma iba ntangarugero muburyo butandukanye uhereye kumarangi no gutwikira kugeza kubicuruzwa byita kumiti hamwe na farumasi. Mugihe HEC idafite aho ishonga itandukanye, imyitwarire yayo mubihe bitandukanye, nkubushyuhe na pH, bigira ingaruka kumikorere yayo mubikorwa byihariye. Gusobanukirwa iyi mico nimyitwarire ningirakamaro kugirango hongerwe imbaraga za HEC muburyo butandukanye no kwemeza ubuziranenge n’umutekano wibicuruzwa byanyuma.
Igihe cyo kohereza: Apr-10-2024