Compositions: coating or plastic – Coating or plastic compositions – Marking
Reexamination Certificate
2007-05-07
2009-06-30
Klemanski, Helene (Department: 1793)
Compositions: coating or plastic
Coating or plastic compositions
Marking
C106S031480, C106S031580, C106S031590, C106S031750, C106S031860, C106S031890, C347S100000
Reexamination Certificate
active
07553357
ABSTRACT:
An ink composition including: a colorant, a betaine-based surfactant represented by the following formula (1) and a defoaming agent:[c1]in-line-formulae description="In-line Formulae" end="lead"?(R)p-N-[L-(COOM)q]r (Formula 1)in-line-formulae description="In-line Formulae" end="tail"?(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 amine 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 comprising 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 where 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)qmay be the same or different when r is 2 or more).
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Fukumoto Hiroshi
Kitamura Kazuhiko
Sao Akihito
IKO Epson Corporation
Klemanski Helene
Ladas and Parry LLP
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