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    • 8. 发明授权
    • Ink compositions for thermal ink jet printing
    • 用于热喷墨印刷的油墨组合物
    • US5766325A
    • 1998-06-16
    • US961334
    • 1997-10-30
    • Kurt B. GundlachLuis A. SanchezDanielle AvolioMaura A. SweeneyRichard L. Colt
    • Kurt B. GundlachLuis A. SanchezDanielle AvolioMaura A. SweeneyRichard L. Colt
    • B41J2/01B41M5/00C09D11/00C09D11/10C07D11/02
    • C09D11/30
    • Disclosed is an ink composition which comprises (1) water, (2) a colorant, (3) a material of the formula �(F.sub.3 C(F.sub.2 C).sub.n CH.dbd.CHCH.sub.2 OCH(OH)CH.sub.2).sub.2 NCH.sub.2 COO.sup.- !�X.sup.+ !, wherein X is a cation and n is an integer of from about 3 to about 20, (4) a polymer selected from the group consisting of (a) tetrafunctional block copolymers derived from the addition of propylene oxide and ethylene oxide to ethylenediamine; (b) polyethylene oxide-polypropylene oxide-polyethylene oxide triblock copolymers; (c) polypropylene oxide-polyethylene oxide-polypropylene oxide triblock copolymers; (d) ethoxylated 2-naphthol polymers; and (e) mixtures thereof; and (5) an additive selected from the group consisting of (i) diethylene glycol; (ii) glycerol; (iii) trimethylol propane; (iv) urea; (v) n-methyl pyrrolidone; (vi) sulfolane; (vii) 1,4 diazabicyclo(2.2.2)octane; (viii) cyclohexylpyrrolidone; and (ix) mixtures thereof. Also disclosed are ink jet printing processes employing the aforementioned ink.
    • 公开了一种油墨组合物,其包含(1)水,(2)着色剂,(3)式[(F3C(F2C)nCH = CHCH2OCH(OH)CH2)2NCH2COO - ] [X +]的材料,其中X为 阳离子,n为约3至约20的整数,(4)选自(a)由环氧丙烷和环氧乙烷加成到乙二胺衍生的四官能嵌段共聚物的聚合物; (b)聚环氧乙烷 - 聚环氧丙烷 - 聚环氧乙烷三嵌段共聚物; (c)聚环氧丙烷 - 聚环氧乙烷 - 聚环氧丙烷三嵌段共聚物; (d)乙氧基化2-萘酚聚合物; 和(e)它们的混合物; 和(5)选自以下的添加剂:(i)二甘醇; (ii)甘油; (iii)三羟甲基丙烷; (iv)尿素; (v)正 - 甲基吡咯烷酮; (vi)环丁砜; (vii)1,4-二氮杂双环(2.2.2)辛烷; (viii)环己基吡咯烷酮; 和(ix)它们的混合物。 还公开了采用上述油墨的喷墨印刷方法。