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    • 3. 发明授权
    • Ink composition, ink cartridge, recording method, and recorded product
    • 墨水组合物,墨盒,记录方法和记录产品
    • US07540909B2
    • 2009-06-02
    • US11801339
    • 2007-05-09
    • Akihito SaoHidefumi MaruyamaKazuhiko Kitamura
    • Akihito SaoHidefumi MaruyamaKazuhiko Kitamura
    • C09D11/02B41J2/01
    • C09D11/328C09B67/0083C09D11/38
    • An ink composition comprising: a betaine-based surfactant represented by the following general formula (1), a defoaming agent in the form of a glycol ether represented by the following general formula (2), and/or a glycol ether represented by the following general formula (3): (R)p—N—[L—(COOM)q]r  Formula (1) (wherein, R represents a hydrogen atom, alkyl group, aryl group or heterocyclic group, L represents a divalent or more linking group, M represents a hydrogen atom, alkaline metal atom, ammonium group, protonated organic amino or nitrogen-containing heterocyclic group or quaternary ammonium ion group, or represents a group that does not exist as a cation in the case of being a counter ion of an ammonium ion formed by an N atom in formula (1), q represents an integer of 1 or more, r represents an integer of 1 to 4, p represents an integer of 0 to 4, p+r is 3 or 4, N is a nitrogen atom that composes a quaternary amine in the case p+r is 4, R may be the same or different when p is 2 or more, COOM may be the same or different when q is 2 or more, and L—(COOM)q may be the same or different when r is 2 or more); (wherein, R represents an alkyl group having 5 or 6 carbon atoms, and n represents an integer of 1 to 3); (wherein, R represents an alkyl group having 4 to 6 carbon atoms, and n represents an integer of 1 to 3).
    • 一种油墨组合物,其包含:由以下通式(1)表示的基于甜菜碱的表面活性剂,由以下通式(2)表示的二醇醚形式的消泡剂和/或由以下通式 (R)pN- [L-(COOM)q] r通式(3):<?in-line-formula description =“In-line formula”end =“lead” line-formula description =“In-line Formulas”end =“tail”?>(其中,R表示氢原子,烷基,芳基或杂环基,L表示二价以上的连接基,M表示氢原子 ,碱金属原子,铵基,质子化有机氨基或含氮杂环基或季铵离子基,或表示在作为由N形成的铵离子的抗衡离子的情况下不作为阳离子存在的基团 式(1)中的原子,q表示1以上的整数,r表示1〜4的整数,p表示0〜4的整数,p + r为3或 4,当p + r为4时,N为构成季胺的氮原子,当p为2以上时,R可以相同或不同,当q为2以上时,COOM可以相同或不同,以及 当r为2以上时,L-(COOM)q可以相同或不同); (其中,R表示碳原子数5或6的烷基,n表示1〜3的整数)表示。 (其中,R表示碳原子数4〜6的烷基,n表示1〜3的整数)。