PVC qhov chaw

PVC yog cov hmoov dawb nrog cov qauv amorphous thiab qis qis qis. Nws cov iav hloov pauv kub yog 77 ~ 90 degree, thiab nws pib decompose ntawm txog 170 degree. Nws muaj kev ruaj ntseg tsis zoo rau lub teeb thiab cua sov. Thaum nws nyob saum 100 degree los yog raug tshav ntuj ntev, nws yuav decompose los tsim hydrogen chloride, uas ntxiv catalyzes decomposition, ua rau discoloration, thiab sai sai poob lub cev thiab txhua yam khoom. Hauv kev siv cov tswv yim, stabilizers yuav tsum tau ntxiv los txhim kho kev ruaj ntseg rau cov cua sov thiab lub teeb.

Raws li ib qho ntawm cov ua pvc qhov chaw manufacturers thiab lwm tus neeg nyob hauv Suav teb, peb sov siab txais tos koj mus yuav cov khoom pheej yig pvc qhov chaw ntawm peb lub hoobkas. Tag nrho cov khoom yog nrog cov khoom zoo thiab tus nqi qis. Rau kev hais lus, tiv tauj peb tam sim no.