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US 2015/0307742 A1Published application
Nitrofunctional polyurethane dispersions for binder compositions
AssigneeAngus Chemical Company
InventorsPatrick E. BRUTTO, George D. Green, Zhenwen FU, Eric C. Greyson, Andrew Hejl, Jia Tang
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Abstract
Provided is a binder composition and its use in aqueous based paints and coatings and other applications. The binder composition comprises: a polyurethane dispersion containing water and a polyurethane polymer, wherein the polyurethane polymer is prepared by reacting a nitroalcohol compound, a polyol compound, a polyisocyanate compound, and optionally chain extenders, wherein the nitroalcohol compound is of formula I, wherein R, R1, and Z are as defined herein.
Claims20
A binder composition comprising:
- a polyurethane dispersion containing water and a polyurethane polymer, wherein the polyurethane polymer is prepared by reacting a nitroalcohol compound, a polyol compound, a polyisocyanate compound, and optionally chain extenders, wherein the nitroalcohol is a compound of formula I:
- wherein R is H, CH3, CH3CH2, or a group of formula R1-Z-H,
- R1 is —(CH2)x—, —CH(CH3)—, —CH(CH2CH3)—, or —CH(C6H5)—,
- wherein x is 1-6, and
- Z is O or NR4,
- wherein R4 is H or linear or branched C1-C6 alkyl.
3 more elements
Dependencies are inferred from the claim text.