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:
Jul. 11, 1995
Filed:
Oct. 22, 1993
Applicant:
Inventors:
Donald E Richeson, North Canton, OH (US);
William G Perkins, Akron, OH (US);
Walter F Johnston, Akron, OH (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
428 3692 ; 428 357 ; 524342 ; 525165 ; 525166 ;
Abstract
This invention is a composition and a kit to prepare the composition and articles made from the composition, which composition comprises polyethylene terephthalate, a nucleating agent having a defined Nucleation Index and optionally a polyolefin and a heat stabilizer. A particularly effective nucleating agent is polytetrafluoroethylene.