申请人:Banning H. Jeffrey
公开号:US20070123642A1
公开(公告)日:2007-05-31
Disclosed is a phase change ink comprising a colorant, an initiator, and a phase change ink carrier, said carrier comprising (A) a urethane which is the reaction product of a mixture comprising (1) an isocyanate; and (2) an alcohol selected from the group consisting of 1,4 butanediol vinyl ether, 2-allyloxy ethanol, 1,4-cyclohexanedimethanol vinyl ether, ethylene glycol vinyl ether, di(ethylene glycol) vinyl ether, and mixtures thereof; (B) a compound which is the reaction product of a mixture comprising (1) an isocyanate; and (2) a component comprising (a) an amine having at least one ethylenic unsaturation; (b) an acid having at least one ethylenic unsaturation; (c) a mixture of an amine having at least one ethylenic unsaturation and an alcohol having at least one ethylenic unsaturation; (d) a mixture of an acid having at least one ethylenic unsaturation and an alcohol having at least one ethylenic unsaturation; or (e) mixtures thereof; or (C) a mixture of (A) and (B); said ink being curable upon exposure to ultraviolet radiation.
本发明涉及一种相变油墨,包括颜料、引发剂和相变油墨载体,所述载体包括(A)一种聚氨酯,其是以下混合物的反应产物:(1)异氰酸酯;和(2)从1,4-丁二醇乙烯醚、2-烯丙氧乙醇、1,4-环己二甲醇乙烯醚、乙二醇乙烯醚、二(乙二醇)乙烯醚和它们的混合物中选择的醇;(B)一种化合物,其是以下混合物的反应产物:(1)异氰酸酯;和(2)包括(a)至少具有一个乙烯基不饱和的胺;(b)至少具有一个乙烯基不饱和的酸;(c)至少具有一个乙烯基不饱和的胺和至少具有一个乙烯基不饱和的醇的混合物;(d)至少具有一个乙烯基不饱和的酸和至少具有一个乙烯基不饱和的醇的混合物;或(e)它们的混合物;或(C)(A)和(B)的混合物;所述油墨在紫外线辐射下可固化。