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    • 11. 发明授权
    • Phase change inks with improved image permanence
    • 相变油墨具有改善的图像持久性
    • US06811596B1
    • 2004-11-02
    • US10436177
    • 2003-05-12
    • Christine E. BedfordMarcel P. BretonH. Bruce Goodbrand
    • Christine E. BedfordMarcel P. BretonH. Bruce Goodbrand
    • C09D1100
    • C09D11/34
    • Phase change inks comprising colorant, a phase change ink carrier, and an antioxidant or UV stabilizer of the formula wherein R1, R2, R3, R4, R5, R6, R7, R8, and R9 each, independently of the others, is hydrogen, hydroxy, amino, alkyl, aryl, arylaikyl, alkylaryl, alkoxy, aryloxy, arylalkyloxy, alkylaryloxy, halogen, cyano, aldehyde, ketone, ester, amide, sulfide, sulfoxide, nitrile, sulfone, acyl, or carboxylic acid, provided that at least one of R1, R2, R3, R4, R5, R6, R7, R8, and R9 is alkyl having at least about 8 carbon atoms, alkoxy having at least about 8 carbon atoms, aryl having at least about 6 carbon atoms, aryloxy having at least about 6 carbon atoms, arylalkyl having at least about 7 carbon atoms, arylalkyloxy having at least about 7 carbon atoms, alkylaryl having at least about 7 carbon atoms, or alkylaryloxy having at least about 7 carbon atoms.
    • 包含着色剂,相变油墨载体,以及R 1,R 2,R 3,R 4,R 5,R 6,R 7,R 8和R 9中的R 1,R 2,R 3,R 8和R 9的抗氧化剂或UV稳定剂的相变油墨,各自独立地为氢,羟基 ,氨基,烷基,芳基,芳基烷基,烷基芳基,烷氧基,芳氧基,芳烷氧基,烷基芳氧基,卤素,氰基,醛,酮,酯,酰胺,硫醚,亚砜,腈,砜,酰基或羧酸,条件是至少一个 的R 1,R 2,R 3,R 4,R 5,R 6,R 7,R 8和R 9是具有至少约8个碳原子的烷基,具有至少约8个碳原子的烷氧基,具有至少约6个碳原子的芳基, 至少约6个碳原子,具有至少大约7个碳原子的芳基烷基,具有至少大约7个碳原子的芳基烷氧基,具有至少约7个碳原子的烷基芳基,或至少约7个碳原子的烷基芳氧基。
    • 17. 发明授权
    • Process for preparing waterfastness additive
    • 防水添加剂的制备方法
    • US06583234B2
    • 2003-06-24
    • US09915430
    • 2001-07-26
    • Sheau V. KaoDaniel A. FoucherMohammad J. HossainChristine E. BedfordGeorge Liebermann
    • Sheau V. KaoDaniel A. FoucherMohammad J. HossainChristine E. BedfordGeorge Liebermann
    • C08F204
    • C08F26/04
    • Disclosed is a process which comprises (a) reacting allyl bromide with diethyl amine in a molar ratio of at least about 1 mole of allyl bromide per about 1.15 moles of diethyl amine and in a molar ratio of no more than about 1 mole of allyl bromide per about 2 moles of diethyl amine, thereby generating allyl diethyl amine in a monomer reaction mixture; (b) subsequently filtering the monomer reaction mixture to remove impurities; (c) subsequently reacting the allyl diethyl amine with allyl bromide, thereby generating solid diallyl diethyl ammonium bromide; (d) subsequently isolating the solid diallyl diethyl ammonium bromide; (e) subsequently dissolving the diallyl diethyl ammonium bromide in a solvent and adding thereto a polymerization initiator to form a polymerization reaction mixture; (f) subsequently heating the polymerization reaction mixture in a vessel equipped with a reflux condenser to a temperature of from about 90 to about 100° C., thereby generating poly(diallyl diethyl ammonium bromide); and (g) subsequently optionally isolating the poly(diallyl diethyl ammonium bromide) from the polymerization reaction mixture.
    • 公开了一种方法,其包括(a)烯丙基溴与二乙基胺的摩尔比为至少约1摩尔烯丙基溴/约1.15摩尔二乙胺和摩尔比不超过约1摩尔烯丙基溴 每2摩尔二乙胺,从而在单体反应混合物中产生烯丙基二乙胺; (b)随后过滤单体反应混合物以除去杂质; (c)随后使烯丙基二乙胺与烯丙基溴反应,从而产生固体二烯丙基二乙基溴化铵; (d)随后分离固体二烯丙基二乙基溴化铵; (e)随后将二烯丙基二甲基溴化铵溶解在溶剂中并加入聚合引发剂以形成聚合反应混合物; (f)随后将装有回流冷凝器的容器中的聚合反应混合物加热至约90至约100℃的温度,从而产生聚(二烯丙基二乙基溴化铵); 和(g)随后任选地从聚合反应混合物中分离聚(二烯丙基二乙基溴化铵)。