发明授权
US4614604A Lubricants for shaping polyvinyl chloride, which contain esterified oligomeric polyhydric alcohols 失效
用于成型聚氯乙烯的润滑剂,其含有酯化的低聚多元醇

Lubricants for shaping polyvinyl chloride, which contain esterified
oligomeric polyhydric alcohols
摘要:
A lubricant for shaping polyvinyl chloride, which contains esters of oligomers of trihydric, tetrahydric, pentahydric or hexahydric aliphatic alcohols, having 3 or more monomer units, with saturated or unsaturated C.sub.8 -C.sub.36 -fatty acids, from 30 to 100% of the alcoholic hydroxyl groups being esterified.
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