申请人:Seiko Epson Corporation
公开号:US20180273763A1
公开(公告)日:2018-09-27
A printing ink composition contains a disperse dye, a dispersant, and water, in which the dispersant contains one or more compounds represented by:
wherein each Ar independently represents an aromatic ring having 6 to 24 carbon atoms, R1 and R2 independently represent a substituent selected from the group consisting of H, OCH
3
, OH, COOH, SO
3
H, OSO
3
H, an alkyl group having 1 to carbon atoms, and a salt thereof, R3 represents a substituent selected from the group consisting of OH, COOH, SO
3
H, OSO
3
H, and a salt thereof, R4 represents a substituent selected from the group consisting of H, OCH
3
, OC
2
H
5
, an alkyl group having 1 to 3 carbon atoms, and a salt thereof, the substituent introduction numbers a, b, c, and d each represent an integer of 1 to 8, and the number of repetitions m represents an integer of 1 to 50.
一种印刷油墨组合物包含分散染料、分散剂和水,其中分散剂包含一个或多个由以下化合物表示的化合物:其中每个Ar独立地表示具有6到24个碳原子的芳香环,R1和R2独立地表示从H、OCH3、OH、COOH、SO3H、OSO3H、具有1到碳原子的烷基和其盐中选择的取代基,R3表示从OH、COOH、SO3H、OSO3H和其盐中选择的取代基,R4表示从H、OCH3、OC2H5、具有1到3个碳原子的烷基和其盐中选择的取代基,取代基引入数字a、b、c和d分别表示1到8的整数,重复次数m表示1到50的整数。