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. 26, 2017
Filed:
May. 14, 2010
Timothy J. Hebrink, Scandia, MN (US);
Stephen A. Johnson, Woodbury, MN (US);
Kristopher J. Derks, Woodbury, MN (US);
Kevin M. Hamer, St. Paul, MN (US);
Timothy J. Hebrink, Scandia, MN (US);
Stephen A. Johnson, Woodbury, MN (US);
Kristopher J. Derks, Woodbury, MN (US);
Kevin M. Hamer, St. Paul, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A method of making an optical body an optical body is disclosed. The method includes coextruding a first skin layer and a first strippable skin layer on a first side of an optical layer. The first skin layer is disposed between the optical layer and the first strippable skin layer. The first skin layer includes a mixture of a polyacrylate and a second polymer which may or may not be miscible in the polyacrylate. The second polymer may be an anti-static polymer.