Triamine/aspartate curative and coatings comprising the same
AssigneePPG Industries Ohio, Inc.
InventorsHoward Senkfor, Thomas R Hockswender, Steven V. Barancyk, Jonathan T. Martz, Steven R. Zawacky
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Abstract
A coating composition is disclosed comprising polyurea formed from a reaction mixture comprising isocyanate and a triamine/aspartate reaction product resulting from a Michael addition reaction of a triamine with a dialkyl maleate and/or a dialkyl fumarate. The reaction product has a viscosity of less than 2000 cPs, and the triamine has the structure: wherein each n is the same or different and is any integer. Substrates coated with these polyurea coatings comprising this reaction product are also disclosed.
Claims19
A coating composition comprising polyurea formed from a reaction mixture comprising isocyanate and a triamine/aspartate reaction product resulting from a Michael addition reaction of a triamine with a dialkyl maleate and/or a dialkyl fumarate, wherein the reaction product has a viscosity of less than 2000 cPs, and wherein the triamine has the structure:
- wherein each n is the same or different and is any integer.
Dependencies are inferred from the claim text.