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    • 8. 发明申请
    • Phase change inks containing compounds derived from isocyanate, unsaturated alcohol, and polyol
    • 相变油墨含有衍生自异氰酸酯,不饱和醇和多元醇的化合物
    • US20070123641A1
    • 2007-05-31
    • US11289883
    • 2005-11-30
    • Jennifer BelelieRina CarliniEniko Toma
    • Jennifer BelelieRina CarliniEniko Toma
    • C08G18/08
    • C08G18/755C08G18/2865C08G18/3206C08G18/6715C08G18/6735C09D175/16
    • Disclosed is a phase change ink comprising a colorant, an initiator, and a phase change ink carrier, said carrier comprising (A) a first isocyanate-derived compound which is the reaction product of a mixture comprising (1) an isocyanate; and (2) a component comprising (a) an alcohol having at least one ethylenic unsaturation; (b) an amine having at least one ethylenic unsaturation; (c) an acid having at least one ethylenic unsaturation; or (d) mixtures thereof, (B) a second isocyanate-derived compound which is the reaction product of (1) a diisocyanate; (2) a monoalcohol having exactly one hydroxyl group and having at least one ethylenic unsaturation; and (3) a polyol having two or more hydroxyl groups, (C) an optional phase change inducing component, said phase change inducing component containing at least one hydroxyl group, said phase change inducing component having a melting point of about 40° C. or higher, and (D) an optional curable viscosity modifying ester, said ink being curable upon exposure to ultraviolet radiation.
    • 公开了一种相变油墨,其包含着色剂,引发剂和相变油墨载体,所述载体包含(A)第一异氰酸酯衍生化合物,其为包含(1)异氰酸酯的混合物的反应产物; 和(2)包含(a)具有至少一个烯属不饱和度的醇的组分; (b)具有至少一个烯属不饱和度的胺; (c)具有至少一个烯属不饱和度的酸; 或(d)其混合物,(B)第二异氰酸酯衍生化合物,其为(1)二异氰酸酯的反应产物; (2)具有正好一个羟基并具有至少一个烯属不饱和度的一元醇; 和(3)具有两个或多个羟基的多元醇,(C)任选的相变诱导组分,所述相变诱导组分含有至少一个羟基,所述相变诱导组分的熔点约为40℃。 或更高,和(D)任选的可固化粘度改性酯,所述油墨在暴露于紫外线辐射下是可固化的。