The present invention relates to a novel anthrapyridone compound represented by the following formula (1)
(wherein, R
1
represents a hydrogen atom, an alkyl group and the like, R
2
represents a hydrogen atom, an alkyl group, a phenyl group, a phenoxy group and the like, R
3
represents a hydrogen atom, or a methoxy group, X represents an anilino group which may have a substituent such as a sulfonic acid group; a naphthylamino group which may be substituted by a sulfonic acid group; a mono- or di-alkylamino group which may have a substituent such as a sulfonic acid group; an aralkylamino group; a cycloalkylamino group; a phenoxy group which may have a substituent such as a sulfonic acid; a hydroxy group; an amino group; and the like, Y represents a chlorine atom; a hydroxy group; an amino group; and the like)
in free acid form, an ink composition containing the same and a colored article using the same, and images recorded by an ink for inkjet recording containing said compound have high vividness and exhibit superior light fastness and ozone gas fastness.
本发明涉及一种由以下式(1)表示的新型
蒽吡啶酮化合物
(其中,R
1
代表氢原子、烷基等,R
2
代表氢原子、烷基、苯基、苯氧基等,R
3
代表氢原子或甲氧基,X代表可能具有
磺酸基等取代基的
苯胺基;可能被
磺酸基取代的
萘胺基;可能具有
磺酸基等取代基的单烷基或双烷基胺基;芳基烷胺基;环烷基胺基;可能具有
磺酸基等取代基的苯氧基;羟基;
氨基等,Y代表
氯原子;羟基;
氨基等)
在
游离酸形式中,含有该化合物的墨
水组成物和使用该墨
水组成物的彩色物品,以及由含有该化合物的喷墨记录墨
水记录的图像具有高鲜艳度,并表现出优越的耐光性和
臭氧气体耐久性。