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.

Date of Patent:
Feb. 25, 1986

Filed:

Nov. 05, 1984
Applicant:
Inventors:

Robert J Gartland, Youngstown, OH (US);

Joseph N Feil, Akron, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; B32B / ; C08K / ;
U.S. Cl.
CPC ...
428 35 ; 428480 ; 525177 ;
Abstract

Thin walled thermoformed articles of partially crystallized polyethylene terephthalate containing a minor component of a polyolefin which exhibit improved impact resistance and high temperature dimensional stability are disclosed herein. A method for thermoforming such articles using polyethylene terephthalate/polyolefin blends which provides improved mold release is also revealed.


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