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US 10,934,462 B2Granted
Preparation of a self-bonding thermoplastic elastomer using an in situ adhesion promoter
AssigneeSaint-Gobain Performance Plastics Corporation
InventorDuan Li Ou
Life of this patent
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Abstract
The invention describes compositions that include amine-containing silsesquioxane or an amine-containing alkyltrialkoxysilane and a thermoplastic elastomer as well as methods of preparation of the compositions that are useful as self-bonding adhesives for various substrates.
Claims20
An article comprising:
- a first layer of a fluoropolymer, a polymeric material comprising hydroxyl groups, a polyurethane, a metal, or a glass;
- and
- a second layer disposed in direct contact with the first layer, the second layer being a layer of thermoplastic elastomer that is a thermoplastic polyurethane elastomer or a layer of poly ethylene vinyl alcohol, the thermoplastic elastomer having mixed therein an in situ adhesion promoter that is an amine-containing silsesquioxane, an amine-containing siloxane, or an amine-containing alkyltrialkoxysilane.
An article comprising:
- a first layer of fluoropolymer or of polymeric material comprising hydroxyl groups;
- and
- a second layer disposed in direct contact with the first layer, the second layer being a layer of thermoplastic elastomer that is a thermoplastic polyurethane elastomer or a layer of poly ethylene vinyl alcohol, the thermoplastic elastomer having mixed therein an in situ adhesion promoter that is an amine-containing silsesquioxane, an amine-containing siloxane, or an amine-containing alkyltrialkoxysilane.
An article comprising:
- a first layer of polyurethane;
- and
- a second layer disposed in direct contact with the first layer, the second layer being a layer of thermoplastic elastomer that is a thermoplastic polyurethane elastomer or a layer of poly ethylene vinyl alcohol, the thermoplastic elastomer having mixed therein an in situ adhesion promoter that is an amine-containing silsesquioxane, an amine-containing siloxane, or an amine-containing alkyltrialkoxysilane.
Dependencies are inferred from the claim text.