Poly(ureaurethane)s, articles and coatings prepared therefrom and methods of making the same
First Claim
1. A poly(ureaurethane) comprising a reaction product of components comprising:
- (a) at least one isocyanate functional ureaurethane prepolymer comprising the reaction product of;
(1) at least one isocyanate functional urethane prepolymer comprising the reaction product of;
(i) a first amount of at least one polyisocyanate; and
(ii) a first amount of at least one branched polyol; and
(2) water, to form an isocyanate functional ureaurethane prepolymer; and
(b) a second amount of at least one polyisocyanate and a second amount of at least one branched polyol.
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Abstract
The present invention provides poly(ureaurethane)s including a reaction product of components comprising: (a) at least one isocyanate functional ureaurethane prepolymer comprising the reaction product of: (1) at least one isocyanate functional urethane prepolymer comprising the reaction product of: (i) a first amount of at least one polyisocyanate; and (ii) a first amount of at least one branched polyol; and (2) water, to form an isocyanate functional ureaurethane prepolymer; and (b) a second amount of at least one polyisocyanate and a second amount of at least one branched polyol; compositions, coatings and articles made therefrom and methods of making the same.
108 Citations
20 Claims
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1. A poly(ureaurethane) comprising a reaction product of components comprising:
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(a) at least one isocyanate functional ureaurethane prepolymer comprising the reaction product of;
(1) at least one isocyanate functional urethane prepolymer comprising the reaction product of;
(i) a first amount of at least one polyisocyanate; and
(ii) a first amount of at least one branched polyol; and
(2) water, to form an isocyanate functional ureaurethane prepolymer; and
(b) a second amount of at least one polyisocyanate and a second amount of at least one branched polyol. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification