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Publication numberUST934010 I4
Publication typeGrant
Publication dateMay 6, 1975
Filing dateMay 24, 1974
Priority dateMay 24, 1974
Publication numberUS T934010 I4, US T934010I4, US-I4-T934010, UST934010 I4, UST934010I4
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Defensive publication
US T934010 I4
Abstract  available in
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Description  (OCR text may contain errors)

DEFENSIVE PUBLICATION UNITED STATES PATENT AND TRADEMARK OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 0.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and arearranged chronologically. The heading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet.

Defensive Publication applications.have not been examined as to the merits of alleged invention. The Patent and. Trademark Oflice makes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED MAY 6, 1975 T934,010 LAMINATED ROLL Michael John Maskornick, Wilmington, DeL, assignor to llg. du Pont de Nemours and Company, Wilmington,

Continuation-impart of abandoned application Ser. No. 307,952, Nov. 20, 1972. This application May 24, 1974, Ser. No. 473,224

Int. Cl. B32b 27/06 US. Cl. 29-130 No Drawing. 17 Pages Specification A very useful laminated roll which has as its essential components (A) a cylindrical metallic core, (B) a layer of adhesive adhering to and substantially surrounding said core and (C) a perfiuorinated elastomer layer adhering to and substantially surrounding said adhesive layer, said perfluorinated elastomer being an elastomeric copolymer of tetrafluoroethylene, a perfluoroalkyl perfluorovinyl ether and optionally a suitable functionally substituted perfluoroalkyl perfluorovinyl ether. Rolls of this invention have beneficial utility as adhesive application rolls, textile finishing rolls, fuser rolls for ofiice copying machines, and the like.

U.S. Classification492/56, 156/184, 156/333
International ClassificationD21B1/00, D06B23/02, G03G15/20, B41N7/00, D06B23/00, D21B1/02, F16C13/00
Cooperative ClassificationD21B1/02, F16C13/00, D06B23/02, G03G15/2057, B41N7/00
European ClassificationG03G15/20H2D1, B41N7/00, F16C13/00, D21B1/02, D06B23/02