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US 2023/0265295 A1Published application
Rheology-modifying triurethane compound
AssigneeCoatex
InventorsYves MATTER, Denis RUHLMANN, Jean Marc SUAU
Life of this patent
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Abstract
A triurethane compound may be used to modify rheology. An aqueous composition may include such a triurethane compound and the viscosity of an aqueous composition may be controlled using the triurethane compound.
Claims17
A triurethane compound, prepared by reacting:
- a. one molar equivalent of at least one polyisocyanate compound (a) comprising on average three isocyanate groups;
- and
- b. one molar equivalent of at least one polyalkoxylated compound (b) comprising (b1) a straight aliphatic comprising from 6 to 40 polyalkoxylated carbon atoms, (b2) a branched aliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (b3) a cycloaliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (b4) a monoaromatic monoalcohol comprising from 6 to 30 polyalkoxylated carbon atoms, and/or (b5) a polyaromatic monoalcohol comprising from 10 to 80 polyalkoxylated carbon atoms, and
- c. two molar equivalents of at least two identical or different compounds (c) comprising (c1) a straight aliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (c2) branched aliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (c3) cycloaliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (c4) a monoaromatic monoalcohol comprising from 6 to 30 polyalkoxylated carbon atoms, (c5) a polyaromatic monoalcohol comprising from 10 to 80 polyalkoxylated carbon atoms, (c6) straight aliphatic monoalcohol (c6) comprising from 6 to 40 non-alkoxylated carbon atoms, (c7) a branched aliphatic monoalcohol comprising from 6 to 40 non-alkoxylated carbon atoms, (c8) a cycloaliphatic monoalcohol comprising from 6 to 40 non-alkoxylated carbon atoms, (c9) amonoaromatic monoalcohol (c9) comprising from 6 to 30 non-alkoxylated carbon atoms, and/or (c10) a polyaromatic monoalcohol comprising from 10 to 80 non-alkoxylated carbon atoms.
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A method for preparing a triurethane compound T, the method comprising reacting:
- a. one molar equivalent of at least one polyisocyanate compound (a) comprising on average three isocyanate groups;
- and
- b. one molar equivalent of at least one polyalkoxylated compound (b) comprising (b1) a straight aliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (b2) a branched aliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (b3) a cycloaliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (b4) a monoaromatic monoalcohol comprising from 6 to 30 polyalkoxylated carbon atoms, and/or (b5) a polyaromatic monoalcohol comprising from 10 to 80 polyalkoxylated carbon atoms, and
- c. two molar equivalents of at least two identical or different compounds (c) comprising (c1) a straight aliphatic monoalcohol (c1) comprising from 6 to 40 polyalkoxylated carbon atoms, (c2) a branched aliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (c3) a cycloaliphatic monoalcohol comprising from 6 to 40 polyalkoxylated carbon atoms, (c4) a monoaromatic monoalcohol comprising from 6 to 30 polyalkoxylated carbon atoms, (c5) a polyaromatic monoalcohol comprising from 10 to 80 polyalkoxylated carbon atoms, (c6) a straight aliphatic monoalcohol comprising from 6 to 40 non-alkoxylated carbon atoms, (c7) a branched aliphatic monoalcohol comprising from 6 to 40 non-alkoxylated carbon atoms, (c8) a cycloaliphatic monoalcohol comprising from 6 to 40 non-alkoxylated carbon atoms, (c9) a monoaromatic monoalcohol comprising from 6 to 30 non-alkoxylated carbon atoms, and/or (c10) a polyaromatic monoalcohol comprising from 10 to 80 non-alkoxylated carbon atoms.
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Dependencies are inferred from the claim text.