prov:value
| - Illustrative of such polyurethanes is that available under the trademarks ESTANE and PELLETHANE from B. F.Goodrich and Dow Chemical Company, respectively However, any of the polymeric materials such as polyvinyl chloride, styrenic polymers such as KRATON???, polyacrylates, polyolefins, polyamides, polyesters, fluoropolymers, silicones, and the like conventionally employed in the art to prepare cat
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