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US 6,548,615 B1Granted
Reactive binding agent with an extended pot life
AssigneeBayer Aktiengesellschaft
InventorsStefan Groth, Jan Mazanek, Rolf Langel, Detlef-Ingo Schütze, Jürgen Urban
Life of this patent
Estimating the term…
Abstract
The invention relates to a reactive composition containing A) an isocyanate-containing compound, B) a polyol, C) an organic tin or bismuth compound, D) a thiol group-containing compound or a polyphenol which is able to react with an isocyanate group in the presence of a tertiary amine as activator and with adjacent hydroxyl groups and E) a hydrolyzable halogen compound, wherein the molar ratio SH and/or OH:metal is 2 to 500 and the molar ratio halogen/metal is 0.05 to 10.
Claims11
A reactive composition comprising
- A) an isocyanate-containing compound,
- B) a polyol,
- C) an organic tin or bismuth compound,
- D) a thiol group-containing compound or a polyphenol which is able to react with an isocyanate group in the presence of a tertiary amine as activator and with adjacent hydroxyl groups and
- E) a hydrolyzable halogen compound,
- wherein the molar ratio SH and/or OH:metal is 2 to 500 and the molar ratio halogen/metal is 0.05 to 10.
3 more elements
Dependencies are inferred from the claim text.