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Colored polyethylene terephthalate composition and process of its manufacture

  • US 5,686,515 A
  • Filed: 11/13/1995
  • Issued: 11/11/1997
  • Est. Priority Date: 11/13/1995
  • Status: Expired due to Fees
First Claim
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1. A process for preparing a colored polyethylene terephthalate molded compound comprising:

  • incorporating a colorant system comprised of about 10 to about 30% by weight polyolefin wax, about 10 to about 30% by weight ethylene copolymer selected from the group consisting of ethylene-(meth) acrylic acid, methylacrylate and mixtures thereof, about 0 to about 15% linear low density polyethylene, and about a 1-70% by weight colorant into a melted body of polyethylene terephthalate.

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