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US 2026/0193405 A1Published application
Polyisocyanate mixture
AssigneeCovestro Deutschland AG
InventorHans-Josef Laas
Life of this patent
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Abstract
The invention relates to a polyisocyanate mixture, a process for its production and its use as starting component in the production of polyurethane plastics. The invention further relates to coating agents containing the polyisocyanate mixture and to the substrates coated with said coating agents.
Claims20
A polyisocyanate mixture comprising at least one polyisocyanate of general formula (I)
- in which
- R represents a linear or branched, saturated or unsaturated aliphatic and/or saturated or unsaturated cycloaliphatic radical having (6 to 22)-p carbon atoms which may in each case optionally be substituted,
- R′ and R″ independently represent hydrogen or an aliphatic radical having 1 to 10 carbon atoms, wherein at least one of the radicals R′ and R″ represents hydrogen,
- n is an integer from 1 to 12,
- m is an integer from 1 to 10 and
- p is 0 or 1.
3 more elements
Dependencies are inferred from the claim text.