An ink jet printer ink is provided in the form of a non-aqueous dispersion of colorant in a diluent and containing a dispersant for the colorant and which yields print having no discernible odour. The diluent comprises more than 50 % by volume of white oil and the dispersant, which is employed in an amount of at least 20 % by weight of the colorant, comprises at least one compound having both a long chain aliphatic group and at least one alpha , beta -dicarboxylic acid moiety, e.g. a polyisobutylene succinimide.
申请公布号
WO9938925(A1)
申请公布日期
1999.08.05
申请号
WO1999GB00341
申请日期
1999.02.02
申请人
XAAR TECHNOLOGY LIMITED;MOLLOY, STUART, CECIL, ANDREW;TATUM, JOHN, PHILIP