Patent ID: 6087446
Filing Date: 2000-07-11
Classification: C08J,C08L

Abstract:
A process for producing a polypropylene article comprising:providing a masterbatch comprising a mixture of high density polyethylene and at least one member selected from the group consisting of polyolefin and hydrocarbon resin having a ring and ball softening point of at least about 70.degree. C. the masterbatch having about 10-90 wt % of high density polyethylene;mixing said masterbatch with stereoregular polypropylene to form a polypropylene blend having about 0.3 wt % to 4.0 wt % of the high density polyethylene and from 0 wt % to about 5 wt % of hydrocarbon resin; andextruding the blend to form the polypropylene article.