1) Vim li cas PVC Lub tshuab roj nplua nyeem muaj qhov ua tau zoo? Cov kev sib xyaw ntawm cov roj nplua nyeem thiab PVC yog qhov phem tshaj, thiab qhov tso nag lossis daus yog qhov muaj zog tshaj plaws.
2） Pentaerythritol tuaj yeem inhibit zinc hlawv, tab sis nws yooj yim rau kev tsiv mus nyob vim nws qhov hnyav me me, vim li ntawd nws yuav tsum siv rau hauv esterification.
3) Ordinary calcium stearate yog yooj yim rau tshuaj txau te thiab zinc stearate, thiab nws qhov sib xyaw nrog PVC tsis zoo. Qee cov organic ntu pabcuam khov kho kuj tseem yooj yim rau nag lossis daus. Cov qauv ntawm calcium ntsev thiab zinc ntsev tsim los ntawm polyhydroxy acid yog Lewis acid, uas muaj kev sib xyaw zoo nrog PVC
