Assertion: pvc's phthalate | /r/ObjectUse | used at about -140 c.
Facets:
Source sentences:
text: Suitable sintering temperatures for powder of equal parts of high molecular weight polyvinyl chloride and plasticizers lie for instance at about 175 C. if methylglycol phthalate is used, at about 150 C. if dibutyl phthalate is used, at about -140 C. if dihydroisophorolacetate is applied.