Porous or non-porous substrate coated with a polymeric...

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component

Reexamination Certificate

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C428S319300, C428S421000

Reexamination Certificate

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07112363

ABSTRACT:
A crosslinked fluorocarbon such as perfluorocarbon, polymeric composition is provided having hydrophilic functional groups, which is crosslinked with fluorinated such as perfluorinated crosslinking groups. Also provided is a branched fluorocarbon such as perfluorocarbon, polymeric composition having hydrophilic functional groups.

REFERENCES:
patent: 4113912 (1978-09-01), Okita
patent: 4347268 (1982-08-01), Close
patent: 4470859 (1984-09-01), Benezra
patent: 4820588 (1989-04-01), Brinduse et al.
patent: 5086123 (1992-02-01), Guenthner et al.
patent: 5137633 (1992-08-01), Wang
patent: 5217802 (1993-06-01), Scarmoutzos
patent: 5320888 (1994-06-01), Stevens
patent: 430082 (1991-06-01), None

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