Budada latex-ka ee polymer-ka ee dib loo isticmaali karoBadeecooyinku waa budo dib loo kala firdhi karo oo biyaha ku milmi kara, kuwaas oo loo qaybiyay copolymers ethylene/vinyl acetate, vinyl acetate/tertiary ethylene carbonate copolymers, acrylic acid copolymers, iwm., oo leh polyvinyl alcohol oo ah colloid ilaalin ah. Sababtoo ah awoodda isku xidhka sare iyo sifooyinka gaarka ah ee budooyinka polymer-ka ee kala firdhisan
Ku darista budada polymer-ka ee kala firdhisan hoobiyaha buuxinta isku-dhafka ah waxay hagaajin kartaa isku-xidhnaantiisa iyo dabacsanaantiisa.
Hoobka isku xidhka waa inuu lahaadaa dhegdheg wanaagsan oo ku dheggan walxaha salka ah si loo xidho xitaa haddii si aad u khafiif ah loo mariyo. Hoobka sibidhka ee aan la beddelin guud ahaan si fiican uma xidhnaado iyada oo aan la sii daaweyn saldhigga.
Ku darista budada latex ee dib loo kala diri karo waxay hagaajin kartaa isku dhejinta. Iska caabbinta saponification ee budada latex ee dib loo kala diri karo waxay xakamayn kartaa heerka isku dhejinta hoobiyaha ka dib marka ay la kulanto biyaha iyo dhaxanta. Polymer-ka u adkaysta saponification-ka waxaa lagu heli karaa iyadoo la isku darayo vinyl acetate iyo monomers kale oo ku habboon. . Isticmaalka ethylene sida comonomer aan saponifiable ahayn si loo soo saaro budada latex ee dib loo kala diri karo ee ethylene-ka ku jira waxay buuxin kartaa dhammaan shuruudaha budada latex-ka marka la eego iska caabbinta gabowga iyo iska caabbinta hydrolysis-ka.
Waqtiga boostada: Oktoobar-25-2022