Ngwa nke cellulose ethers na agba
A na-eji ethers cellulose eme ihe n'ọtụtụ ebe na ụlọ ọrụ agba dị ka ndị na-agba agba, ndị na-ekesa, na ndị na-eme mgbanwe rheology. Ndị a na-agbanwe agbanwe polymer nwere ike imeziwanye ihe nke agba na mkpuchi, dị ka mgbaba, ọkwa, na njikwa viscosity.
Ethers cellulose a na-ejikarị eme ihe n'ụdị agba bụ methyl cellulose (MC), hydroxyethyl cellulose (HEC), na hydroxypropyl methyl cellulose (HPMC). Ndị a cellulose ethers bụ mmiri-soluble na ike inye magburu onwe ndim na nkwụsi ike Njirimara na agba formulations.
Otu n'ime isi ngwa nke cellulose ethers na agba bụ dị ka thickener. Cellulose ethers nwere ike ịbawanye viscosity nke agba, nke nwere ike melite ngwa ngwa ya, dị ka brushability na rollability. Ha nwekwara ike imeziwanye ịdị n'otu nke ihe nkiri agba ma gbochie ịkwa ụda na ntapu.
A na-ejikwa ethers cellulose mee ihe dị ka ndị na-ekesa n'ụdị agba. Ha nwere ike inye aka gbasasịa pigmenti na ihe ndochi n'otu n'otu n'ime agba ahụ, nke nwere ike imezi agba, gloss, na ike izochi agba. Ha nwekwara ike igbochi nhazi nke pigmenti na ihe ndochi n'oge nchekwa.
Ngwa ọzọ dị mkpa nke cellulose ethers na agba bụ dị ka rheology modifiers. Ha nwere ike gbanwee ihe ndị na-asọpụta nke agba, dị ka àgwà mkparị ya, nke nwere ike imeziwanye ngwa ngwa nke agba. Rheology modifiers nwekwara ike melite larịị na sag iguzogide nke agba.
Na mgbakwunye na ngwa ndị a bụ isi, cellulose ethers nwekwara ike inye uru ndị ọzọ maka nhazi agba, dị ka imeziwanye adhesion, nkwụsị mmiri, na nkwụsị nke ncha.
Na nchịkọta, cellulose ethers bụ ihe dị mkpa na-emepụta ihe na agba agba, na-enye ihe ndị dị mkpa dị ka ịgbasa, ịgbasa, na mgbanwe rheology. N'ịbụ ndị na-agbanwe agbanwe na ọtụtụ uru bara uru, a na-eji cellulose ethers eme ihe n'ọtụtụ ebe na ụlọ ọrụ agba iji meziwanye arụmọrụ nke agba na mkpuchi.
Oge nzipu: Mar-21-2023