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:
Nov. 25, 1986
Filed:
Jun. 21, 1985
Applicant:
Inventor:
Armand Haas, Mazingarbe, FR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
525209 ; 525232 ; 525240 ;
Abstract
A cold-stretchable, self-adhesive film composition comprising (a) from 88 to 97% by weight of an ethylene-.alpha.-olefin copolymer, the .alpha.-olefin having from 3 to 10 carbon atoms and the copolymer having a density of between 0.905 and 0.940 g/cm.sup.3 and a melt index of between 0.1 and 2 dg/minutes and; (b) from 3 to 12% by weight of a polymer selected from among polyisobutylene, atactic polypropylene, cis-polybutadiene and bromobutyl rubber. The film compositions find particular use in the automation of the spiral wrap-round packaging technique.