Invention Grant
- Patent Title: Roll of film including multilayer birefringent reflective polarizer having low pass axis variation
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Application No.: US16624644Application Date: 2018-06-26
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Publication No.: US11536886B2Publication Date: 2022-12-27
- Inventor: Kristy A. Gillette , Matthew B. Johnson , Carl A. Stover
- 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 Clifton F. Richardson; Daniel J. Iden
- International Application: PCT/IB2018/054707 WO 20180626
- International Announcement: WO2019/003109 WO 20190103
- Main IPC: G02B5/30
- IPC: G02B5/30 ; B32B27/06 ; G02F1/1335 ; G02F1/13363
Abstract:
Rolls of film are described. In particular, rolls of film including multilayer birefringent polarizers having low pass axis variation are described. The multilayer birefringent polarizers have low pass axis variation across a full crossweb width of the roll of film.
Public/Granted literature
- US20200166684A1 Roll of Film Including Multilayer Birefringent Reflective Polarizer Having Low Pass Axis Variation Public/Granted day:2020-05-28
Information query
