Two-component silylated polyurethane adhesive, sealant, and coating compositions

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United States of America Patent

PATENT NO 7718730
SERIAL NO

10742484

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Abstract

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A two-component adhesive, sealant, or coating composition containing (i) a first component containing a portion of an alkoxysilane-functional urethane and water; and (ii) a second component containing the remaining portion of the alkoxysilane-functional urethane and a catalyst. The alkoxysilane-functional urethane includes the reaction product of (a) the reaction product of a hydroxy functional compound and a polyisocyanate, that contains isocyanate groups; with (b) an amine functional aspartate. The composition is used in a method of bonding a first substrate to a second substrate. The method includes (a) combining component i) and component ii) to form a mixture, applying a coating of the mixture to at least one surface of the first substrate or the second substrate, and contacting a surface of the first substrate with a surface of the second substrate. The method is used make an assembly.

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Patent Owner(s)

  • COVESTRO LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Frisch, Kurt C Upper St. Clair, US 60 1088
Hudson, Kevan E Clinton, US 3 24
Jansen, Craig E Wexford, US 2 21
Pethiyagoda, Dinesh Pittsburgh, US 19 118
Roesler, Richard R Wexford, US 103 752

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