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:
May. 26, 1992
Filed:
May. 06, 1991
Applicant:
Inventors:
Michael J Packham, Shefford, GB;
Bernard C Bushnell, Essex, GB;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
5263481 ; 2642902 ; 428 352 ; 428 355 ; 428349 ; 526351 ;
Abstract
A polymeric film has a biaxially oriented substrate layer of a propylene polymer having an X-ray scattering phi (.phi.) scan full width half maximum (FWHM) value greater than 16.0.degree.. The film preferably comprises a polymeric heat-sealable layer on at least one surface of the substrate.