申请人:FUJI PHOTO FILM CO., LTD.
公开号:US20040063021A1
公开(公告)日:2004-04-01
A diazonium salt represented by the following general formula (1) and a thermal recording material using the diazonium salt:
1
General Formula (1)
wherein R
1
and R
2
each independently represents an alkyl group, an aryl group, an acyl group, an alkoxycarbonyl group or a carbamoyl group, and R
1
and R
2
may be linked each other to form a ring; and R
3
to R
6
each independently represents a hydrogen atom, a hydroxyl group, a halogen atom, an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an alkylsulfonyl group, an arylsulfonyl group or a diazonio group, and at least one of R
3
, R
4
, R
5
and R
6
represents the diazonio group.
由以下通式(1)代表的重氮盐和使用该重氮盐的热敏记录材料:
1
通式(1)
其中 R
1
和 R
2
各自独立地代表烷基、芳基、酰基、烷氧羰基或氨基甲酰基,且 R
1
和 R
2
可相互连接形成一个环;以及 R
3
至 R
6
各自独立地代表氢原子、羟基、卤素原子、烷基、芳基、烷氧基、芳氧基、烷硫基、芳硫基、烷基磺酰基、芳基磺酰基或重氮基,以及 R
3
, R
4
, R
5
和 R
6
代表重氮基团。