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:
Dec. 29, 1998
Filed:
May. 24, 1995
Applicant:
Inventors:
Christer Bergstrom, Espoo, FI;
Stefan Jakobsson, Pietarsaari, FI;
Marja-Leena Markkula, Ostersundom, FI;
Ake Jafs, Pietarsaari, FI;
Inari Seppa, Porvoo, FI;
Assignee:
Neste Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08L / ;
U.S. Cl.
CPC ...
5253265 ; 525101 ; 5253288 ; 5253297 ; 5253303 ; 525342 ;
Abstract
The invention relates to a polymer for release films of surfaces containing pressure-sensitive adhesives. The polymer includes a reactive polyolefin and a reactive release substance, which are chemically bonded together as a result of being compounded in a molten state. The invention also relates to a release film for surfaces containing pressure-sensitive adhesives.