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:
Mar. 01, 1988

Filed:

Sep. 29, 1986
Applicant:
Inventors:

William Sacks, Gillette, NJ (US);

John P Sibilia, Livingston, NJ (US);

Abraham M Kotliar, Westfield, NJ (US);

Harold D Oltman, Baton Rouge, LA (US);

Shu P Chen, Baton Rouge, LA (US);

Assignee:

Allied-Signal Inc., Morris Township, Morris County, NJ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264514 ; 264564 ; 264108 ; 264173 ; 2642106 ; 2642107 ; 2642888 ; 2642902 ; 4251331 ; 4253261 ;
Abstract

Thin polymer films containing small sized platelet type filler. The polymer has a melt index of from 0.01 to 10 grams per 10 minutes at 190.degree. C. to 250.degree. C.as measured on ASTM Test No. D-1238 at a load of 1000 to 2160 grams. The preferred polymer is polycaprolactam or high density polyethylene. There is from 10 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. The preferred filler is talc. The film is from 10 to 100 micrometers thick and can be a single ply or a laminate.


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