Dab tsi yog qhov zoo ntawm pvc hlov thawv?
Hauv tsev neeg kho kom zoo nkauj, PVC hlws ris lub thawv yog cov khoom siv roj yeeb rau. PVC hlws ris thawv ua lub luag haujlwm ntawm kev tiv thaiv cov xov hlau thiab txuas cov xov hlau hauv tsev teeb tsa. Nws ua tau zoo ntawm cov kab, pab tswj kev txheeb xyuas qhov muaj zog thiab tsis muaj zog tam sim no thiab faib xa cov kav dej. Nws yog qhov zoo rau kev kuaj pom ntawm cov kab ua haujlwm, tuaj yeem tiv taus qhov hluav taws xob siab yam tsis muaj qhov tawg, thiab tiv thaiv kom tsis txhob muaj xau.
PVC yog ib hom ntawm cov khoom tsis-siv lead ua. Hauv kev siv tiag, stabilizer, roj nplua nyeem, tus pabcuam tus sawv cev cov xim, xim thiab lwm yam ntxiv tau ntxiv rau cov khoom ntawm PVC hlws ris lub thawv.
Cov khoom siv ntawm PVC hlws ris lub thawv tsis muaj pa, lub zog siab, kev hloov pauv huab cua thiab zoo heev ruaj khov. Nws muaj cov muaj zog tiv taus oxidant, muaj zog acid thiab reductant. Nws tuaj yeem kho tau los ntawm cov concentrated nitric acid thiab concentrated oxidizing acid thiab tsis haum rau lub sijhawm muaj kev sib cuag nrog chlorinated hydrocarbons thiab hydrocarbons uas muaj ntxhiab.
