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:
Feb. 28, 1995
Filed:
Nov. 19, 1992
Applicant:
Inventors:
Assignee:
Atochem, Puteaux, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08L / ;
U.S. Cl.
CPC ...
525 57 ; 525 58 ; 525283 ; 525285 ;
Abstract
Polymer alloys that can facilely be shaped into gas barrier, crack-resistant packaging materials, e.g., by thermoforming, include an ethylene-vinyl alcohol copolymer matrix, a polypropylene disperse phase and a phase-compatibilizing amount of an .alpha.-monoolefin graft copolymer.