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:
Apr. 14, 2020
Filed:
Dec. 07, 2015
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Corinne E. Lipscomb, St. Paul, MN (US);
Mary M. Caruso Dailey, Maplewood, MN (US);
Jonathan E. Janoski, Woodbury, MN (US);
Anthony F. Schultz, Forest Lake, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/18 (2006.01); B32B 27/30 (2006.01); B32B 27/08 (2006.01); B32B 27/00 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); B32B 27/00 (2013.01); B32B 27/08 (2013.01); B32B 27/30 (2013.01); B32B 27/304 (2013.01); B32B 27/306 (2013.01); B32B 27/308 (2013.01); B32B 2250/246 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2307/31 (2013.01); B32B 2307/54 (2013.01); B32B 2307/546 (2013.01); B32B 2307/732 (2013.01); C08J 2333/08 (2013.01); C08J 2429/14 (2013.01);
Abstract
A film is described comprises a (meth)acrylic polymer and a polyvinyl acetal (e.g. butyral) resin. The film has a tensile elastic modulus of at least 1 MPa at 25° C. and 1 hertz and a glass transition temperature (i.e. Tg) less than 30 C. The film typically comprises photoinitiator as a result of the method by which the film was made. In one embodiment, the film is heat bondable and further comprising a backing.