Invention Grant
- Patent Title: Liquid fluoropolymer coating composition and fluoropolymer coated film
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Application No.: US14666917Application Date: 2015-03-24
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Publication No.: US09637657B2Publication Date: 2017-05-02
- Inventor: Donald Douglas May , Brian C Auman
- Applicant: E I DU PONT DE NEMOURS AND COMPANY
- Applicant Address: US DE Wilmington
- Assignee: E I DU PONT DE NEMOURS AND COMPANY
- Current Assignee: E I DU PONT DE NEMOURS AND COMPANY
- Current Assignee Address: US DE Wilmington
- Main IPC: B32B27/00
- IPC: B32B27/00 ; C09D127/14 ; C09D127/12 ; C09D127/16 ; C08K5/57

Abstract:
In a first aspect, a liquid fluoropolymer coating composition includes a first fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride, a second fluoropolymer including a highly fluorinated fluoropolymer having a fluorine content of at least 60 weight percent, a compatible cross-linkable adhesive polymer, a cross-linking agent and solvent. In a second aspect, a fluoropolymer coated film includes a polymeric substrate film and a fluoropolymer coating on the polymeric substrate film. The fluoropolymer coating includes a first fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride, a second fluoropolymer including a highly fluorinated fluoropolymer having a fluorine content of at least 60 weight percent and a compatible cross-linked adhesive polymer including functional groups selected from carboxylic acid, sulfonic acid, aziridine, anhydride, amine, isocyanate, melamine, epoxy, hydroxyl, and combinations thereof.
Public/Granted literature
- US20150299497A1 LIQUID FLUOROPOLYMER COATING COMPOSITION AND FLUOROPOLYMER COATED FILM Public/Granted day:2015-10-22
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