Hpmc ntụ ntụ na-ejinwere ike gbasasịa n'otu n'otu na nke ọma na ngwa ngwa ciment na ngwaahịa gypsum, na-ekpuchi ihe niile siri ike ma na-akpụ ihe nkiri wetting.A na-eji nwayọọ nwayọọ na-ahapụ mmiri dị na ntọala ahụ ruo ogologo oge, ma na-enweta mmeghachi omume hydration na ihe cimenti inorganic, si otú ahụ na-ahụ na ike njikọ na ike mkpakọ nke ihe.
Ya mere, na nnukwu okpomọkụ na-ewu ụlọ okpomọkụ, iji nweta mmetụta njigide mmiri, ọ dị mkpa iji tinye ego zuru okehydroxypropyl methyl cellulosedị ka usoro a si dị, ma ọ bụghị ya, nsogbu ndị dị mma dị ka ụkọ mmiri ozuzo zuru oke, ike na-ebelata, mgbawa, nkwụsịtụ, na nkwụsị nke ihicha ngwa ngwa ga-eme, ọ ga-emekwa ka ihe isi ike nke ndị ọrụ na-arụ ọrụ.Ka okpomọkụ na-ebelata, a pụrụ iji nwayọọ nwayọọ belata ọnụ ọgụgụ nke hydroxypropylmethylcellulose, na otu mmetụta njigide mmiri nwere ike nweta.
A na-emetụta njide mmiri nke hydroxypropyl methyl cellulose site na okpomọkụ na ihe ndị a:
1. Homogeneity nke hydroxypropyl methyl cellulose
Ihe jikọrọ ọnụhydroxypropyl methyl cellulose, Methoxy Group na hydroxypropyl na-ekesa nke ọma, na njide mmiri dị elu.
2. Okpomọkụ nke HPMC thermal gel
Gel thermal nwere oke okpomọkụ na oke njigide mmiri;N'ụzọ megidere nke ahụ, ọnụ ọgụgụ njide mmiri dị ala.
3. Hydroxypropylmethylcelluloseviscosity
Mgbe viscosity nkeHPMCna-abawanye, ọnụ ọgụgụ njide mmiri na-abawanye;Mgbe viscosity ruru ọkwa ụfọdụ, mmụba nke njide mmiri na-achọ ka ọ na-eji nwayọọ nwayọọ.
4. Mgbakwunye ego nke hydroxypropyl methyl cellulose
Ọnụ ọgụgụ dị ukwuu nke hydroxypropyl methyl cellulose agbakwunyere, otú ahụ ka ọnụ ọgụgụ njide mmiri dị elu ma na-eme ka mmetụta njide mmiri dịkwuo mma.Na nso nso nke 0.25-0.6% mgbakwunye, ọnụ ọgụgụ njide mmiri na-abawanye ngwa ngwa na mmụba nke mgbakwunye ego;Ka ego mgbakwunye na-abawanye, mmụba na-arịwanye elu nke njide mmiri na-ebelata
Oge nzipu: Jul-10-2023