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US 8,969,222 B2Granted
Modified perfluoropolymer sheet material and methods for making same
AssigneeSaint-Gobain Performance Plastics Corporation
InventorsFrank M. Keese, Robert G. Pleydon, Anne B. Hardy, Hua Fan
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Abstract
A coated fabric includes a reinforcement, a first coating disposed on the reinforcement, and a second coating disposed on the first coating. The first coating includes perfluoropolymer. The second coating includes perfluoropolymer and a silicone polymer in an amount in a range of 2 wt % to 30 wt %.
Claims21
A coated fabric comprising:
- a reinforcement;
- a first coating on the reinforcement, the first coating comprising perfluoropolymer;
- a second coating on the first coating, the second coating comprising perfluoropolymer and a silicone polymer in an amount in a range of 2 wt % to 30 wt %;
- and
- a third coating on the second coating.
2 more elements
A coated fabric comprising:
- a reinforcement;
- a first coating on the reinforcement, the first coating comprising perfluoropolymer;
- and
- a second coating on the first coating, the second coating comprising a polymer blend comprising a perfluoropolymer and 2wt % to 30wt % of a silicone polymer, or a perfluoropolymer, 2wt % to 30wt % of a silicone polymer, and a filler,
- wherein the reinforcement is a woven glass fabric and has two opposing major surfaces, the first coating overlies the two opposing major surfaces of the reinforcement layer and has two opposing major surfaces facing away from the reinforcement layer, and the second coating overlies the two opposing major surfaces of the first coating.
2 more elements
Dependencies are inferred from the claim text.