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US 12,454,087 B2Granted
Layered body and extrusion-molded article
AssigneeDaikin Industries, Ltd.
InventorsKozue Osawa, Yuuki Kuwajima, Masayuki Tsuji
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Abstract
Provided is a laminate comprising a fluoroelastomer layer and a polymer layer, wherein the fluoroelastomer layer is formed of a fluoroelastomer composition containing a fluoroelastomer, a basic polyfunctional compound, and a polytetrafluoroethylene, and the polytetrafluoroethylene is dispersed in a state of single particles in the fluoroelastomer layer.
Claims10
A laminate comprising a fluoroelastomer layer and a polymer layer,
- wherein the fluoroelastomer layer is formed of a fluoroelastomer composition containing a fluoroelastomer, a basic polyfunctional compound, a polytetrafluoroethylene, a peroxide crosslinking agent, a crosslinking aid, and at least one selected from the group consisting of a phosphorus compound and silica,
- the polytetrafluoroethylene is dispersed in a state of single particles in the fluoroelastomer layer, and
- the fluoroelastomer layer and the polymer layer are directly crosslinked and adhered to each other.
A laminate comprising a fluoroelastomer layer and a polymer layer,
- wherein the fluoroelastomer layer is formed of a fluoroelastomer composition containing a fluoroelastomer, a basic polyfunctional compound, a polytetrafluoroethylene, a peroxide crosslinking agent, a crosslinking aid, and at least one selected from the group consisting of a phosphorus compound and silica,
- the polytetrafluoroethylene has a specific surface area of less than 8 m2/g, and
- the fluoroelastomer layer and the polymer layer are directly crosslinked and adhered to each other.
Dependencies are inferred from the claim text.