Invention Grant
- Patent Title: Low Tg polyurethane protective display film
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Application No.: US16311863Application Date: 2017-06-29
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Publication No.: US10962688B2Publication Date: 2021-03-30
- Inventor: David S. Thompson , Ryan M. Braun , Joseph D. Rule , Catherine A. Leatherdale , Steven D. Solomonson , Peter D. Condo , John J. Stradinger , Michael A. Johnson , Richard J. Pokorny , Derek W. Patzman , Peihui Zhang , Evan L. Breedlove
- 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
- Agent Lisa P. Fulton
- International Application: PCT/US2017/040058 WO 20170629
- International Announcement: WO2018/005833 WO 20180104
- Main IPC: G02B5/20
- IPC: G02B5/20 ; G02B1/14 ; B32B27/16 ; C08J7/04
Abstract:
A display film includes a transparent cross-linked polyurethane layer. The transparent cross-linked polyurethane layer having a glass transition temperature of 10 degrees Celsius or less and a Tan Delta peak value of 0.5 or greater.
Public/Granted literature
- US20200309999A1 LOW Tg POLYURETHANE PROTECTIVE DISPLAY FILM Public/Granted day:2020-10-01
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