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US 2026/0226222 A1Published application
Process for manufacturing polyurethane foam
AssigneeGalata Chemicals, LLC
InventorPeter FRENKEL
Life of this patent
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Abstract
A process comprising reacting: at least one organic isocyanate having at least two isocyanate groups; and at least one polyol having two or more functional groups that react with the organic isocyanate, in the presence of a catalyst comprising a dimethyltin dicarboxylate, thereby forming a polyurethane foam.
Claims38
A process comprising reacting:
- at least one organic isocyanate having at least two isocyanate groups;
- and
- at least one polyol having two or more functional groups that react with the organic isocyanate,
- in the presence of a catalyst comprising a dimethyltin dicarboxylate, thereby forming a polyurethane foam.
1 more element
A catalyst for the production of polyurethane foam comprising a dimethyltin dicarboxylate.
A process comprising reacting:
- at least one organic isocyanate having at least two isocyanate groups;
- and
- at least one polyol having two or more functional groups that react with the organic isocyanate,
- in the presence of a catalyst comprising a mixture of a dimethyltin dicarboxylate and a zinc dicarboxylate, thereby forming a polyurethane foam.
1 more element
A catalyst for the production of flexible polyurethane foam comprising a mixture of a dimethyltin dicarboxylate and a zinc dicarboxylate.
Dependencies are inferred from the claim text.