Back to results
US 5,207,248 AGranted
Pipe coated with a resin layer on the inner surface thereof
AssigneeHitachi Cable, Ltd.
InventorsKuniaki Seki, Shinichi Nishiyama, Hajime Abe, Noboru Hagiwara
Life of this patent
Estimating the term…
Abstract
In a pipe coated with a resin layer on the inner surface thereof and a method for manufacturing the same, resin mixture including thermal melting fluoro resin and fluorine elastomer is applied to the inner surface of a pipe member. The resin mixture is thermally treated on the inner surface of the pipe member to be of a mesh like pattern so that a resin layer of a predetermined stripping strength is obtained thereon.
Claims5
A pipe coated with a resin layer on the inner surface thereof comprising,
- a pipe member, and
- a resin layer provided on the inner surface of said pipe member,
- wherein said resin layer is a mixture which includes a thermal melting fluoro resin and tetrafluoroethylene-propylene copolymer formed into a linked structure by combining said tetrafluoroethylene-propylene copolymer, dissolved in a solvent, with said thermal melting fluoro resin, in a powdered form, and heating said mixture to melt said thermal melting fluoro resin and thus form said linked structure.
Dependencies are inferred from the claim text.