HPMC bụ ihe mgbakwunye hypromellose a na-ahụkarị na ngwa ngwa akọrọ. Cellulose ether na-arụ ọrụ dị mkpa na ngwa agha akọrọ, n'ihi ọrụ dị elu, a na-ekesa cimentious nke ọma na nke ọma na sistemụ ahụ, cellulose ether bụ colloid na-echebe, "Enveloping" nke ihe siri ike na imepụta ihe nkiri na-esi ísì ụtọ n'elu elu ha na-eme ka usoro ngwa agha dịkwuo mma, na-eme ka usoro nhazi ahụ dịkwuo mma, na-eme ka usoro nsị dịkwuo mma. The hypromellose HPMC bụ mmiri na-ejigide, na-egbochi mmiri si evaporating oke n'oge ma ọ bụ na-etinye obi gị dum site na isi N'ezie, n'ịhụ na ciment bụ n'ụzọ zuru ezu hydrated, na n'ibu Njirimara nke ngwa agha, nke bara uru karịsịa maka mkpa-Layer Mortars na mmiri-absorbent base courses, ma ọ bụ ngwa agha rụrụ n'okpuru elu okpomọkụ ihicha ọnọdụ. Mmetụta na-ejigide mmiri nke hypromellose nwere ike ịgbanwe usoro ihe owuwu omenala ma melite usoro ihe owuwu. Dị ka ọmụmaatụ, plasta nwere ike rụrụ na absorbent substrates na-enweghị tupu wetting. The viscosity, ọdịnaya, ambient okpomọkụ na molekụla Ọdịdị nke hypromellose HPMC nwere mmetụta dị ukwuu na ya mmiri njide. N'okpuru otu ọnọdụ ahụ, ka viscosity nke cellulose ether dị elu, ka mma na-ejide mmiri. Ka ọdịnaya nke cellulose ether dị elu, ka mma na-ejide mmiri. Mgbe ọdịnaya nke cellulose ether ruru ogo ụfọdụ, ikike ijide mmiri na-abawanye nwayọọ nwayọọ. Site na mmụba nke okpomọkụ gburugburu ebe obibi, ikike ijide mmiri nke cellulose ether na-ebelatakarị, ma ụfọdụ ether cellulose gbanwetụrụ nwekwara ikike ijide mmiri dị elu na okpomọkụ dị elu. Ikike ijide mmiri nke cellulose ethers na ọkwa dị ala nke nnọchi dị mma. Ụlọ ọrụ anyị nwere ike ịnye usoro njigide mmiri hypromellose HPMC iji dozie ọrụ njigide mmiri cellulose ether dị adị adịghị mma.
Oge nzipu: Ọktoba 30-2023