The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 11, 1997
Filed:
Nov. 13, 1995
Applicant:
Inventors:
Tracy L Phillips, Lawrenceville, GA (US);
Ronald M Harris, Alpharetta, GA (US);
Alan R Burgess, Roswell, GA (US);
Judy A Johnston, Oakwood, GA (US);
Assignee:
The M.A. Hanna Company, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08J / ;
U.S. Cl.
CPC ...
524275 ; 524271 ; 524272 ; 524487 ; 524489 ; 524502 ; 524539 ; 524580 ; 524581 ; 524583 ; 523206 ; 523351 ;
Abstract
A process for manufacture of articles comprised of polyethylene terephthalate wherein the PET is colored with a composition comprised of a wax dispersant, ethylene copolymer, and a colorant. In a preferred embodiment, the wax dispersant is a maleated polyethylene wax. In an alternative embodiment, the wax dispersant is a low molecular weight polyethylene wax and the composition further includes linear low density polyethylene. A preferred ethylene copolymer is ethylene-(meth)acrylic acid.