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:
Sep. 29, 1987
Filed:
Dec. 13, 1985
Applicant:
Inventors:
John P Sibilia, Livingston, NJ (US);
Abraham M Kotliar, Westfield, NJ (US);
Narasimhaiah S Murthy, Belle Mead, NJ (US);
William Sacks, Gillette, NJ (US);
Assignee:
Allied Corporation, Morris Township, Morris County, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B29B / ;
U.S. Cl.
CPC ...
428323 ; 428331 ; 4284744 ; 264211 ; 26421112 ; 264346 ;
Abstract
The permeation resistance to gases and vapors of polymeric articles including thin walled articles such as films and bottles can be increased by annealing the film. A preferred embodiment is one where the preferred polymer is polycaprolactam or high density polyethylene. There is from 1 to 50 percent of a platelet filler having an average equivalent diameter of from 1 to 8 micrometers, a maximum equivalent diameter of about 25 micrometers, and an average thickness of less than 0.5 micrometers.