121

A na-ekewa resin acrylic site na usoro mmepụta

1. Emulsion polymerization: A na-enweta ya site na ịmeghachi monomer, onye mmalite na mmiri distilled ọnụ.N'ozuzu, resin bụ emulsion siri ike 50%, yana ngwọta latex nwere ihe dị ka 50% mmiri.The synthesized emulsions bụ n'ozuzu milky ọcha bluish (Dingdal phenomenon), na iko mgbanwe okpomọkụ e mere dị ka Fox usoro.Ya mere, ụdị emulsion a nwere nnukwu ibu molekụla, mana ọdịnaya siri ike bụ n'ozuzu 40% ruo 50%.Ụlọ ọrụ mmepụta chọrọ njikwa ziri ezi, n'ihi iji mmiri mee ihe dị ka ihe mgbaze, emulsion na gburugburu ebe obibi.

2. polymerization nkwusioru: Ọ bụ usoro mmepụta ihe dị mgbagwoju anya ma bụrụ usoro eji emepụta resins siri ike.A na-edobe resin acrylic siri ike na mmeghachi omume polymerization site na iji acrylate nwere otu methyl.Acrylates nwere otu methyl n'ozuzu nwere otu ọrụ na-arụ ọrụ, na mmeghachi omume polymerization na arịa mmeghachi omume adịghị mfe ịchịkwa, ọ dịkwa mfe ịrapara na ite ahụ na-agbawa agbawa.

3. Nnukwu polymerization: Ọ bụ usoro mmepụta nke ọma.Usoro a bụ itinye akụrụngwa n'ime ihe nkiri rọba pụrụ iche, wee meghachi omume n'ime agglomerates, wepụ nsị ahụ, wee kpochaa.Ịdị ọcha nke resin acrylic siri ike na-emepụta site na usoro a bụ nke kachasị elu na usoro mmepụta niile, ngwaahịa ahụ kwụsiri ike.Mmekọahụ bụkwa nke kacha mma, na adịghị ike ya jukwara.


Oge nzipu: Dec-01-2021