Compositions and articles prepared from the thioether functional oligomeric polythiols
First Claim
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1. A composition comprising a reaction product of:
- (A) a reactive compound comprising a polyisocyanate, a blocked polyisocyanate, a polyisothiocyanate, a polyepoxide, a polyepisulfide, a polyacid, an anhydride, a polyanhydride, and/or a polyethylenically unsaturated material;
(B) a thioether-functional, oligomeric polythiol prepared by reacting together;
(1) a compound having at least two thiol functional groups;
(2) a compound having triple bond functionality selected from propargyl alcohol, propargyl chloride, propargyl bromide, propargyl acetate, propargyl propionate, propargyl benzoate, phenyl propargyl sulfide, 1,4-dichloro-2-butyne, 2-butyne-1,4-diol, 3-butyne-2-ol, 3-hexyne-2,5-diol, and mixtures thereof; and
optionally(3) a compound having at least two double bonds; and
, optionally(C) a compound different from (B) containing active hydrogens.
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Abstract
Provided is a composition including a reaction product of:
- (A) a reactive compound that includes a material having functional groups that are reactive with active hydrogens;
- (B) a thioether-functional, oligomeric polythiol prepared by reacting together:
- (1) a compound having at least two thiol functional groups;
- (2) a compound having triple bond functionality; and optionally
- (3) a compound having at least two double bonds; and, optionally,
- (C) a compound different from (B) containing active hydrogens. Coating compositions, articles of manufacture and related processes also are provided.
168 Citations
19 Claims
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1. A composition comprising a reaction product of:
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(A) a reactive compound comprising a polyisocyanate, a blocked polyisocyanate, a polyisothiocyanate, a polyepoxide, a polyepisulfide, a polyacid, an anhydride, a polyanhydride, and/or a polyethylenically unsaturated material; (B) a thioether-functional, oligomeric polythiol prepared by reacting together; (1) a compound having at least two thiol functional groups; (2) a compound having triple bond functionality selected from propargyl alcohol, propargyl chloride, propargyl bromide, propargyl acetate, propargyl propionate, propargyl benzoate, phenyl propargyl sulfide, 1,4-dichloro-2-butyne, 2-butyne-1,4-diol, 3-butyne-2-ol, 3-hexyne-2,5-diol, and mixtures thereof; and
optionally(3) a compound having at least two double bonds; and
, optionally(C) a compound different from (B) containing active hydrogens. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification