Usoro ntinye nke hydroxyethyl cellulose na agba latex
1. Hydroxyethyl cellulosena porridge dị ka phenology: n'ihi na hydroxyethyl cellulose adịghị mfe agbaze na organic solvents, ụfọdụ organic solvents nwere ike iji kwadebe porridge. Mmiri ice bụkwa ihe mgbaze ọjọọ, ya mere a na-ejikarị ya na porridge na mmiri mmiri. Enwere ike itinye hydroxyethyl cellulose nke ụdị congee ozugbo na agba emulsii. Hydroxyethyl cellulose ejula n'ụdị porridge. Mgbe etinyere ya na agba, ọ na-agbaze ngwa ngwa ma na-agbaze. Na-akpali akpali ruo mgbe hydroxyethyl cellulose ga-agbasasị kpamkpam ma gbazee. A na-eme porridge a na-ahụkarị site na ịgwakọta akụkụ isii nke ihe mgbaze organic ma ọ bụ mmiri ice na otu akụkụ nke hydroxyethyl cellulose. Mgbe ihe dị ka nkeji 5-30 gachara, hydroxyethyl cellulose hydrolyzes na-ebilite nke ọma. (A na-atụ aro na iru mmiri nke mmiri n'oge okpomọkụ dị oke elu nke a ga-eji mee ihe maka porridge.)
2. Tinye hydroxyethyl cellulose ozugbo na-egweri pigmenti: usoro a dị mfe na oge dị mkpirikpi. Usoro zuru ezu bụ ndị a:
(1) Tinye mmiri dị ọcha kwesịrị ekwesị na VAT nke dị elu kwesịrị igbutu agitator (n'ozuzu, a na-agbakwunye ihe ndị na-emepụta ihe nkiri na ihe ndị na-emepụta wetting n'oge a)
(2) Malite ịmalite na obere ọsọ na-akwụsịghị ma jiri nwayọọ nwayọọ tinye hydroxyethyl cellulose
(3) Gaa n'ihu na-akpalite ruo mgbe ihe niile na-agbasasị ma tinye ya
(4) Tinye ihe mgbochi mildew wee mezie uru PH
(5) Na-akpali ruo mgbe niile hydroxyethyl cellulose na-agbaze kpamkpam (viscosity nke ngwọta na-abawanye nke ukwuu), tinyezie ihe ndị ọzọ na usoro, na-egweri ruo mgbe ọ na-aghọ agba.
3 na hydroxyethyl cellulose na nne mmiri mmiri na-echere: usoro a na mbụ onwem na a elu ịta nke nne mmiri mmiri, na mgbe ahụ tinye latex agba, uru nke usoro a bụ ihe mgbanwe, nwere ike ozugbo tinye agba okokụre ngwaahịa, ma kwesịrị ekwesị nchekwa. Nzọụkwụ na ụzọ yiri nzọụkwụ (1) - (4) na Usoro 2, ma e wezụga na a elu ịkpụ agitator adịghị mkpa na ọ bụ naanị ụfọdụ aggers nwere ike zuru ezu iji na-na hydroxyethyl fibers ọbụna gbasasịrị na ngwọta na-eji. Gaa n'ihu na-akpali akpali ruo mgbe ọ na-agbaze kpamkpam n'ime ngwọta siri ike. Rịba ama na: a ga-agbakwunye ọgwụ antimildew ozugbo enwere ike na mmanya nne agba.
4 Ihe dị mkpa nlebara anya mgbe ị na-akwadebe mmanya nne hydroxyethyl cellulose
Ebe ọ bụ na hydroxyethyl cellulose bụ ntụ ntụ granular a na-agwọ, ọ dị mfe ijikwa na igbari n'ime mmiri site na iji nlezianya ndị a.
(1) Tupu na mgbe ịgbakwunye hydroxyethyl cellulose, ga-na-akpali akpali, ruo mgbe ngwọta bụ kpamkpam transperent na doro anya.
(2) Ọ dị mkpa ịkwanye hydroxyethyl cellulose n'ime tank nke na-akpali akpali nwayọọ nwayọọ. E tinyela ya n'ọtụtụ buru ibu ma ọ bụ ozugbo na tankị na-akpali akpali.
(3) O doro anya na solubility nke hydroxyethyl cellulose na-ejikọta ya na mmiri okpomọkụ na pH uru nke mmiri, n'ihi ya, e kwesịrị ilebara ya anya pụrụ iche.
(4) E tinyela ihe ụfọdụ bụ isi na ngwakọta tupu e tinye ya na mmiri ntụ ntụ hydroxyethyl cellulose. Ịkwalite pH mgbe ịsachara na-enyere aka igbari.
(5) Dị ka o kwere mee, mgbakwunye mmalite nke ihe mgbochi mildew.
(6) Mgbe ị na-eji nnukwu viscosity hydroxyethyl cellulose, ịta mmanya nne ekwesịghị ịdị elu karịa 2.5-3% (site n'ịdị arọ), ma ọ bụghị na nne mmanya na-esiri ike ịrụ ọrụ.
Ihe ndị na-emetụta viscosity nke agba latex:
(1) N'ihi oke mkpali na oke iru mmiri mgbe a na-agbasa.
(2) ego nke ndị ọzọ eke thickeners na agba usoro na nkezi nke ego nahydroxyethyl cellulose.)
(3) ọnụ ọgụgụ nke elu activator na mmiri na agba agba na-agbanwe agbanwe.
(4 n'ime njikọ nke latex, ọdịnaya oxide residual catalyst nke ọnụọgụ.
Microbial ozize nke thickener.
6 n'ime usoro ịme agba, usoro usoro iji gbakwunye thickener kwesịrị ekwesị.
Ka ikuku ikuku na-adị na agba, ka viscosity dị elu
Oge nzipu: Eprel-25-2024