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:
Oct. 15, 2019
Filed:
Apr. 29, 2016
Applicant:
Dupont Teijin Films U.s. Limited Partnership, Wilmington, DE (US);
Inventors:
Julian N. Robinson, North Yorkshire, GB;
Jackie H. Symonds, North Yorkshire, GB;
Duncan Mackerron, Cleveland, GB;
Stephen W. Sankey, North Yorkshire, GB;
Jamie Evans, Stockton-on-Tees, GB;
Rachel Clare Little, Glasgow, GB;
Assignee:
DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 7/25 (2018.01); C09J 4/06 (2006.01); C08G 18/08 (2006.01); C09J 175/06 (2006.01); C09J 175/16 (2006.01); B32B 7/12 (2006.01); B32B 9/04 (2006.01); B32B 27/08 (2006.01); B32B 27/20 (2006.01); B32B 27/36 (2006.01); B32B 37/00 (2006.01); B32B 9/00 (2006.01); B32B 17/10 (2006.01); B32B 43/00 (2006.01); C09J 129/04 (2006.01); C09J 133/06 (2006.01); C09J 175/04 (2006.01); C09J 175/14 (2006.01); H01L 21/683 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
C09J 7/255 (2018.01); B32B 7/12 (2013.01); B32B 9/005 (2013.01); B32B 9/045 (2013.01); B32B 17/10779 (2013.01); B32B 27/08 (2013.01); B32B 27/20 (2013.01); B32B 27/36 (2013.01); B32B 37/025 (2013.01); B32B 43/006 (2013.01); C08G 18/0819 (2013.01); C09J 4/06 (2013.01); C09J 129/04 (2013.01); C09J 133/06 (2013.01); C09J 175/04 (2013.01); C09J 175/06 (2013.01); C09J 175/14 (2013.01); C09J 175/16 (2013.01); H01L 21/6835 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2264/102 (2013.01); B32B 2264/104 (2013.01); B32B 2307/41 (2013.01); B32B 2307/518 (2013.01); B32B 2307/536 (2013.01); B32B 2307/732 (2013.01); B32B 2307/746 (2013.01); B32B 2309/02 (2013.01); B32B 2309/04 (2013.01); B32B 2457/14 (2013.01); B32B 2457/20 (2013.01); C08G 2170/80 (2013.01); C09J 2203/326 (2013.01); C09J 2429/00 (2013.01); C09J 2433/00 (2013.01); C09J 2475/00 (2013.01); H01L 51/003 (2013.01); H01L 51/0097 (2013.01); H01L 2221/68386 (2013.01);
Abstract
Peelable polymeric film, in particular, peelable polymeric film which comprises a polymeric substrate layer and a coating layer of adhesive, and which is of particular use in the manufacture of electronic devices is described. The adhesive layer is derived from an aqueous composition which comprises an aliphatic polyurethane and is switchable.