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Kedu ihe na-emetụta njigide mmiri nke hydroxypropyl methyl cellulose?

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 n'ime oge dị ukwuu, ma na-enweta mmeghachi omume hydration na ihe cimenti inorganic, si otú ahụ na-ahụ na ike njikọ na ike mkpakọ nke ihe.LK80M

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.cellulose ether

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建筑施工工人浇注水泥或混凝土的泵管


Oge nzipu: Jul-10-2023