Invention Grant
- Patent Title: Optical films containing optical retardation-enhancing additive
- Patent Title (中): 含有光学延迟增强添加剂的光学膜
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Application No.: US14548821Application Date: 2014-11-20
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Publication No.: US09309362B2Publication Date: 2016-04-12
- Inventor: Bin Wang , Thauming Kuo , Michael Eugene Donelson , Douglas Stephens McWilliams
- Applicant: Eastman Chemical Company
- Applicant Address: US TN Kingsport
- Assignee: Eastman Chemical Company
- Current Assignee: Eastman Chemical Company
- Current Assignee Address: US TN Kingsport
- Agent Tammye L. Taylor
- Main IPC: G02B1/08
- IPC: G02B1/08 ; G02B5/30 ; C08J5/18
Abstract:
The present invention pertains to an unstretched optical film comprising an additive for enhancing retardation in the thickness direction (Rth) and methods for making the optical film.
Public/Granted literature
- US20150168608A1 OPTICAL FILMS CONTAINING OPTICAL RETARDATION-ENHANCING ADDITIVE Public/Granted day:2015-06-18
Information query
