Dab tsi yog qhov hnyav molecular ntawm polyvinyl alcohol?

Polyvinyl alcohol yog siv hauv ntau hom vim nws cov yam ntxwv ntau. Muaj kev nkag siab meej hauv cov chaw tsim khoom tias adhesives, coatings, textile khoom thiab lwm yam tuaj yeem ua kom muaj zog lossis zais raws li PVA molecular hnyav. Peb cov neeg siv khoom tuaj yeem ua tiav lawv cov kev xav tau tshwj xeeb vim muaj ntau hom PVA khoom.

Tsis pub muaj polyvinyl alcohol khoom zoo siab yuav muab rau peb cov neeg muab khoom. Lawv tuaj yeem xa txhua yam khoom nrog cov qauv zoo thiab cov nqe lus xav tau vim muaj kev sib raug zoo ntev nrog cov chaw tsim khoom tseem ceeb. Qhov no muab peb cov neeg siv khoom kev ntseeg siab hauv kev txuas ntxiv ntawm lawv cov khoom.