| 摘要 |
The invention relates to pigmented tinting concentrates comprising a) stabilized pigments; b) humectant compounds obtainable by effecting a Diels Alder reaction at a temperature of 150-260° C. between a polyunsaturated compound and a co-reactant having the formula R1XOC—CH═CH—COXR2 or CH2═CH—COXR3 or CH2═CH(CH3)—COXR3 wherein X is oxygen or—NH—and wherein at least one of R1 and R2 is a polyether moiety and any other of R1 and R2 is a polyether moiety or hydrogen and R3 is a polyether moiety. |
