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Ọrụ nke hydroxypropyl methyl cellulose na ngwa agha mmiri

Ọrụ HPMC na ngwa agha mmiri

Ngwakọta mgbochi mmiri: Ngwakọta agwakọta bụ ụdị simenti, nchịkọta dị mma, ihe mgbakwunye na mmiri, yana dị ka njirimara nke akụrụngwa dị iche iche si dị, n'otu akụkụ, mgbe nha na ebe a na-agwakọta, agwakọta, a na-ebuga ya na ebe a na-eji ya eme ihe. gwongworo, n'ime akpa nchekwa raara onwe ya nye, ma jiri ya mee ihe n'oge a kapịrị ọnụ nke ngwakọta mmiri agwụla.

A na-eji Hydroxypropyl methyl cellulose mee ihe dị ka ihe na-ejigide mmiri maka ụrọ simenti, mgbapụta ngwa agha retarder.Na gypsum dị ka ihe nkedo iji meziwanye ngwa ahụ ma gbasaa oge ọrụ, hydroxypropyl methylcellulose HPMC mmiri na-ejide mmiri nke mere na slurry mgbe ihicha agaghị adị ngwa ngwa na ịgbawa, na-esi ike iji meziwanye ike.Njide mmiri bụ ihe dị mkpa nke hydroxypropyl methyl cellulose HPMC, ọ bụkwa nchegbu nke ọtụtụ ndị na-emepụta ngwa agha mmiri.Ihe ndị na-emetụta mmetụta njide mmiri nke mmiri mmiri na-agụnye ọnụọgụ HPMC agbakwunyere, viscosity nke HPMC, ịdị mma nke ihe na okpomọkụ nke gburugburu ebe obibi.
Hydroxypropyl methyl cellulose HPMC na mmiri ngwa agha isi ọrụ atọ akụkụ, otu bụ magburu onwe mmiri na-ejide ikike, nke abụọ bụ mmiri ngwa agha agbanwe agbanwe na thixotropy nke mmetụta, nke atọ bụ mmekọrịta na ciment.Njide mmiri cellulose ether na-adabere na ọnụego mmịpụta mmiri nke isi, ngwa ngwa ngwa ngwa, ọkpụrụkpụ oyi akwa, mkpa mmiri ngwa agha, ịtọ oge.Ka nghọta nke hydroxypropyl methyl cellulose dị elu, ka mma na-ejigide mmiri.
Ihe na-emetụta njide mmiri nke mmiri mmiri na-agụnye viscosity nke cellulose ether, na-agbakwụnye ego, nha nha na okpomọkụ.Ka viscosity nke cellulose ether dị ukwuu, otú ahụ ka njigide mmiri dị mma.Viscosity bụ ihe dị mkpa maka ịrụ ọrụ HPMC.Maka otu ngwaahịa ahụ, iji ụzọ dị iche iche iji tụọ viscosity nke nsonaazụ dịgasị iche iche, ụfọdụ ọbụna site na ihe abụọ.Ya mere, a ga-emerịrị ntụnyere viscosity n'otu ụzọ nnwale ahụ, gụnyere okpomọkụ, rotor, wdg.

N'ikwu okwu n'ozuzu, ka viscosity dị elu, ka mma na-ejigide mmiri.Otú ọ dị, ka elu viscosity, elu nke molekụla arọ nke HPMC, na ala solubility nke HPMC, nke nwere mmetụta ọjọọ na ike na ewu arụmọrụ nke ngwa agha.Ka viscosity dị elu, ka ọ na-apụta ìhè karịa mmetụta nke ngwa agha, mana ọ nweghị ihe jikọrọ ya.Nke dị elu nke viscosity, otú ahụ ka ngwa ngwa mmiri na-esiwanye ike, ịrụ ọrụ nke ọma na-arụ ọrụ nke ọma, arụmọrụ viscous scraper na nnukwu nrapado na mkpụrụ.Otú ọ dị, mmelite nke ike nhazi nke mmiri mmiri n'onwe ya enyeghị aka.Ma ihe owuwu abụọ ahụ, arụmọrụ ahụ abụghị ihe doro anya mgbochi - ịrụ ọrụ ike.N'ụzọ dị iche, ụfọdụ viscosity dị obere na obere ma gbanwee hydroxypropyl methylcellulose nwere ọmarịcha arụmọrụ n'ịkwalite ike nhazi nke ngwa agha mmiri.
Ọnụ ọgụgụ dị ukwuu nke cellulose ether PMC wet mortar agbakwunyere, ka mma na-ejigide mmiri, nke dị elu nke viscosity, ka mma na-ejigide mmiri.Ịdị mma bụkwa ihe nrịbama arụmọrụ dị mkpa nke hydroxypropyl methyl cellulose.
Ịdị mma nke hydroxypropyl methyl cellulose nwekwara mmetụta ụfọdụ na njide mmiri ya.N'okpuru ọnọdụ nkịtị, otu viscosity na ịdị mma dị iche iche nke hydroxypropyl methyl cellulose, n'okpuru otu ego nke mgbakwunye, ntakịrị mma nke mmetụta njide mmiri dị mma.
Na mmiri ngwa agha, mgbakwunye na nke cellulose ether HPMC dị nnọọ ala, ma ọ nwere ike budata melite ewu arụmọrụ nke mmiri ngwa agha, bụ isi ihe mgbakwunye na tumadi na-emetụta arụmọrụ nke ngwa agha.Arụ ọrụ nke ngwa agha mmiri mmiri na-emetụta nke ukwuu site na nhọrọ ezi uche dị na ya nke hydroxypropyl methyl cellulose.


Oge nzipu: Sep-16-2022