Invention Grant
- Patent Title: Low sparkle matte coats and methods of making
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Application No.: US15760180Application Date: 2016-09-15
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Publication No.: US10732331B2Publication Date: 2020-08-04
- Inventor: Thomas J. Ludemann , David T. Ask
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN St. Paul
- Assignee: 3M Innovative Properties Company
- Current Assignee: 3M Innovative Properties Company
- Current Assignee Address: US MN St. Paul
- International Application: PCT/US2016/051943 WO 20160915
- International Announcement: WO2017/048957 WO 20170323
- Main IPC: G02B5/02
- IPC: G02B5/02 ; G02B1/111 ; F21V8/00

Abstract:
A matte coat having a first major surface, the matte coat comprising a first layer defining the first major face of the matte coat and comprising a polymeric matrix and a plurality of forming bodies entrained therein, wherein index of refraction of the forming bodies is similar to that of the polymeric matrix and the first major surface has a plurality of protuberances corresponding to forming bodies entrained within. Also, optical assemblies comprising such matte coats and methods for making such matte coats.
Public/Granted literature
- US20180252848A1 LOW SPARKLE MATTE COATS AND METHODS OF MAKING Public/Granted day:2018-09-06
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