Na ngwakọta ngwakọta, mgbakwunye ego hydropyythyl methyl cellulose hpmc dị ala, mana ọ nwere ike ime ka arụmọrụ nke ọkụ mmiri, nke bụ nnukwu mgbakwunye na-emetụta arụmọrụ owuwe nke ngwa agha. Ethshers na viocosity dị iche iche ma gbakwunyere ego nwere mmetụta dị mma na mmelite nke arụmọrụ akọrọ. Ka ọ dị ugbu a, ọtụtụ masonry na ngwa ngwa ngwa ngwa nwere nkwankpụ mmiri, na ebe a na-emegharị mmiri na-apụta mgbe obere oge gachara. Njikwa mmiri bụ arụmọrụ dị mkpa nke methyl cellulose ether, ọ bụkwa arụmọrụ nke ndị na-emepụta ngwa ngwa, ọkachasị ndị na-emepụta ọnọdụ dị elu na ndịda, toaa ntị na ndịda. Ihe ndị a na-emetụta mmetụta mmiri nke akọrọ nke ngwa agha gụnyere ego HPMC agbakwunyere, viscosity nke HPMC, ịdị mma nke irighiri ihe na ọnọdụ okpomọkụ nke a na-eji ya.
1. Echiche: Echiche Eweret bụ polymer dị elu molecutic mere site na cellulose site na ndozi mmiri. Celligul eather bụ ihe na-atọ ụtọ nke sellose. Mmepụta nke cellosuse eather dị iche na polymers sịntetik. Ihe kachasị mkpa bụ cellulose, polymer polymer. N'ihi ihe pụrụ iche nke cellose eke, onwe ya enweghị ike imeghachi omume na ndị okenye na-emepụta ihe. Ma mgbe a na-emeso onye na-ahụ maka ọzịza, a na-emeso onye na-ahụ anya na hydrogen dị n'etiti agbụ abụọ na n'ime eriri ahụ, na ntọhapụ nke hydroxyl na-atụgharị na njegharị Alkali sellulose. Mgbe onye enyemaka na-eweta nnabata zara ya, a na-aghọgharị TheOh Otu. Nweta celllose ether. Ọdịdị nke cellulose ether dabere n'ụdị, ọnụọgụ na nkesa nke ndị. Nkewa nke eyers cellususe na-esitekwa n'ụdị nke ndị a machibidoro, ogo nke akwara, soldọ aka na ngwa metụtara. Dabere na ụdị nke ndị a na-ejikarị ya, a ga-ekewa ya na mover ma gwakọta ya. HPMC anyị na-ejikarị echebe ya. Hydroxypylthylthyl Meth Hpmc bụ ngwaahịa na akụkụ nke otu hydroxy na-anọchi otu hydroxyl. A na-eji HPMC rụọ ọrụ na akụrụngwa, mkpuchi ụbọchị, ọgwụ na-echebe, na-ejigide ya dị ka nke na-ejigide ya, mgbapu, ndị na-agbasasị na ihe nkiri.
Nchịkọta nke cellulose eather: Na mmepụta ihe eji eme ihe, ngwa agha, cellulose everates na-enweghị atụ, ọkachasị na ngwa agha pụrụ iche (nke dị mkpa), ọ dị mkpa. akụrụngwa. Ọrụ dị mkpa nke mmiri-soluble cellulose ether na-ekpuchi akụkụ atọ. Otu bụ ikike nnabata dị mma, nke ọzọ bụ mmetụta na ngbanwe na ngwa agha, nke atọ bụ mmekọrịta nke ciment. Ichebe mmiri nke cellulose Ether na-adabere na mmiri a na-ada n'elu mmiri, ihe nke a na-achọ mmiri, na oge nrụpụta nke ihe eji achọ ihe. Ndochi mmiri nke cellulose e nwere mmetụta na-esite na solubality na akpịrị ịkpọ nkụ nke sel na-ehulata.
Ndị na-eto eto na Thixtotropy nke cellulose eat: ọrụ nke abụọ nke cellulose Ether-Tenmerizations na-adabere: ogo polymeranzation nke cellulose eart, ntinye uche, ọnọdụ okpomọkụ na ọnọdụ ndị ọzọ. Njirimara gelenation nke ihe ngwọta bụ ihe pụrụ iche akụrụngwa nke alkyl Cellulose na usoro ya gbanwere. Njirimara GELAPS metụtara ogo nke ihe nnọchi, itinye uche na mgbakwunye.
Ikike nnabata dị mma na-eme ka ciment hydration zuru oke, nwere ike imeziwanye mmiri mmiri nke ngwa agha, na-emekwa ka njigide nke ngwa agha, na-emekwa ka enwee ike nke ngwa agha, na oge a ga-edozi. Ihe mgbakwunye nke cellulose ether na-eme ka ịwụpụta ihe ọkụkụ ma ọ bụ na-arụ ọrụ nke ngwa agha, yana ike owuwu. Ya mere, a na-eji Ewer na-ejikarị ya dị ka ihe dị mkpa na ngwa ngwa.
Oge Post: Dec-16-2021