专利名称：Heat-sealable films comprising polyolefin
and a terpene polymer
发明人：JR. JAMES V. C. LAMBERT申请号：US25569863申请日：19630201公开号：US3278646A公开日：19661011
摘要：A composition for a heat-sealable, transparent, unsupported film consistsessentially of a polyolefine and a terpene polymer having a softening point above 70 DEGC., said composition containing 1 to 60% by weight of terpene polymer. Polyolefinsexemplified are polyethylene and polypropylene. Many polyterpenes are exemplified.Other ingredients include calcium stearate, calcium oxide, dilauryl thiodipropionate, andaldehyde/phenol condensates.
申请人：HERCULES INCORPORATED
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