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:
Aug. 19, 1997
Filed:
Aug. 17, 1995
Applicant:
Inventors:
Tatsuo Fukushi, Woodbury, MN (US);
Paul J Wang, Woodbury, MN (US);
Assignee:
Minnesota Mining and Manufactury Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428421 ; 156243 ; 156281 ; 1563063 ; 524252 ;
Abstract
A method for increasing the adhesion of a first layer comprising fluoropolymer to a second layer comprising a melt-processable, substantially non-fluorinated polymer is disclosed. The method comprises mixing, preferably in a melt, an aliphatic di- or polyamine of less than 1,000 molecular weight with the melt-processable, substantially non-fluorinated polymer. The resulting multi-layer compositions and articles comprising the composition are also disclosed.