Invention Grant
- Patent Title: Film comprising a strippable sacrificial layer for reduction of surface defects in a substrate
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Application No.: US16129222Application Date: 2018-09-12
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Publication No.: US11028291B2Publication Date: 2021-06-08
- Inventor: Robert Eveson , Karl Rakos , Damian Peter Tuffin , Dominic Hoy
- Applicant: DuPont Teijin Films U.S. Limited Partnership
- Applicant Address: US DE Wilmington
- Assignee: DuPont Teijin Films U.S. Limited Partnership
- Current Assignee: DuPont Teijin Films U.S. Limited Partnership
- Current Assignee Address: US DE Wilmington
- Agency: RatnerPrestia
- Priority: GB1104565 20110317
- Main IPC: B32B7/04
- IPC: B32B7/04 ; B32B7/06 ; B32B27/08 ; B32B27/30 ; B32B27/36 ; B32B37/15 ; B32B38/10 ; C08L33/02 ; C08F20/04 ; C08F20/06 ; C08F22/02 ; G02B1/10 ; C09J7/40
Abstract:
A coextruded biaxially oriented composite film comprising a polyester substrate layer and disposed on one or both surfaces thereof a strippable sacrificial layer, wherein said strippable sacrificial layer comprises an ethylene-methacrylic acid (EMAA) copolymer.
Public/Granted literature
- US20190085216A1 FILM COMPRISING A STRIPPABLE SACRIFICIAL LAYER FOR REDUCTION OF SURFACE DEFECTS IN A SUBSTRATE Public/Granted day:2019-03-21
Information query
