Back to results
US 5,264,572 AGranted
Catalyst for isocyanate trimerization
AssigneeAsahi Denka Kogyo Kabushiki Kaisha
InventorsTakeshi Endo, Yoko Nambu
Life of this patent
Estimating the term…
Abstract
A process for producing an isocyanate trimer and a process for producing an urethane with a catalyst for isocyanate trimerization or urethane formation, which comprises cesium fluoride or a tetraalkylammonium fluoride.
Claims1
In a process for producing an isocyanate trimer, the improvement characterized by using cesium fluoride as a catalyst.
Dependencies are inferred from the claim text.