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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.:

US 10344188 B1

PDFFull Text
Date of Patent:
Jul. 09, 2019

Filed:

Dec. 16, 2016

Acrylic polyvinyl acetal films comprising an adhesive layer

Applicant:

3m Innovative Properties Company, St. Paul, MN (US);

Inventors:

Jonathan E. Janoski, Woodbury, MN (US);

Carla S. Thomas, Woodbury, MN (US);

Anthony F. Schultz, Forest Lake, MN (US);

Tien Y. H. Whiting, St. Paul, MN (US);

Kevin M. Lewandowski, Inver Grove Heights, MN (US);

Duane D. Fansler, Dresser, WI (US);

Keith R. Lyon, Hudson, WI (US);

Arlin L. Weikel, Mansfield, PA (US);

Eric D. Shockey, Stillwater, MN (US);

Donald E. Gustafson, Lake Elmo, MN (US);

John W. Frank, Cottage Grove, MN (US);

Assignee:

3M Innovative Properties Company, St. Paul, MN (US);

Attorney:

Carolyn A. Fischer

Primary Examiner:

Robert S Jones

Int. Cl.
CPC ...
C09J 7/24 (2018.01); B32B 27/08 (2006.01); B32B 27/30 (2006.01); C09J 7/29 (2018.01); B32B 5/02 (2006.01); B32B 5/18 (2006.01); B32B 7/12 (2006.01); B32B 15/082 (2006.01); B32B 23/08 (2006.01); B32B 23/20 (2006.01); B32B 27/06 (2006.01); B32B 27/10 (2006.01); B32B 27/12 (2006.01); B32B 27/28 (2006.01); B32B 27/32 (2006.01); B32B 27/34 (2006.01); B32B 27/36 (2006.01); B32B 27/40 (2006.01); B32B 27/42 (2006.01); B32B 3/26 (2006.01); C09J 7/38 (2018.01); C09J 7/40 (2018.01); B32B 7/06 (2019.01);
U.S. Cl.
CPC ...
C09J 7/245 (2018.01); B32B 3/26 (2013.01); B32B 5/022 (2013.01); B32B 5/024 (2013.01); B32B 5/18 (2013.01); B32B 7/06 (2013.01); B32B 7/12 (2013.01); B32B 15/082 (2013.01); B32B 23/08 (2013.01); B32B 23/20 (2013.01); B32B 27/065 (2013.01); B32B 27/08 (2013.01); B32B 27/10 (2013.01); B32B 27/12 (2013.01); B32B 27/281 (2013.01); B32B 27/304 (2013.01); B32B 27/306 (2013.01); B32B 27/308 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B32B 27/36 (2013.01); B32B 27/365 (2013.01); B32B 27/40 (2013.01); B32B 27/42 (2013.01); C09J 7/24 (2018.01); C09J 7/29 (2018.01); C09J 7/385 (2018.01); C09J 7/405 (2018.01); B32B 2250/02 (2013.01); B32B 2250/03 (2013.01); B32B 2250/24 (2013.01); B32B 2255/02 (2013.01); B32B 2255/06 (2013.01); B32B 2255/10 (2013.01); B32B 2255/12 (2013.01); B32B 2255/20 (2013.01); B32B 2255/205 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/0261 (2013.01); B32B 2262/04 (2013.01); B32B 2262/062 (2013.01); B32B 2262/101 (2013.01); B32B 2262/105 (2013.01); B32B 2307/41 (2013.01); B32B 2307/412 (2013.01); B32B 2307/416 (2013.01); B32B 2307/54 (2013.01); B32B 2307/542 (2013.01); B32B 2307/748 (2013.01); B32B 2405/00 (2013.01); B32B 2451/00 (2013.01); C09J 2201/606 (2013.01); C09J 2429/006 (2013.01); C09J 2433/00 (2013.01); C09J 2433/006 (2013.01);
Abstract

A film is described comprising a (meth)acrylic polymer and polyvinyl acetal polymer composition. A layer of an adhesive composition is disposed proximate the film. The adhesive composition has a tensile elastic modulus of less than 1 MPa at 25° C. and 1 hertz.

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