Kev Tshawb Fawb Txog PVC Cov Khoom Siv

Oct 30, 2019 Tso lus

PVC tau sau cov khoom hluav taws xob hauv xyoo 1872 los ntawm German chemist Eugen Baumann . Cov polymer tau pom zoo li cov khoom dawb sab hauv cov nplaim hluav taws xob cov tshuaj dawb uas tau tso tawm hnub ci. Nyob rau thaum ntxov xyoo pua 20 Lavxias tus kws kho mob Ivan Ostromislensky thiab Fritz Klatte ntawm lub tuam txhab German tshuaj Griesheim-Elektron ob leeg sim siv PVC hauv cov khoom lag luam, tab sis cov teeb meem hauv kev ua cov yeem, qee zaum brittle polymer thwarted lawv cov kev siv zog. Waldo Semon thiab BF Goodrich Company tau tsim ib txoj hauv kev xyoo 1926 los ua cov yas ua kua PVC los ntawm kev tov nrog ntau yam tshuaj ntxiv. Qhov txiaj ntsig yog qhov hloov tau yooj yim dua thiab yooj yim dua ntxiv rau cov khoom siv uas tau ua tiav kev lag luam thoob plaws.

pvc tam sim no tuaj yeem siv rau hauv lub thawv Thermoforming. pharma ntim, tsoos tsho khaub ncaws, kho kom zoo nkauj , luam ntawv lo .... Tianheng, tuaj yeem muab qhov koj xav tau.