发明名称 |
Color former mixture |
摘要 |
The invention describes a color former mixture comprising (a) a compound of formula (1) and/or of formula (2) and/or of formula (3) and (b) a compound of formula (4), or a color former mixture comprising at least two compounds of component (b). The color former mixture is suitable for pressure- and particularly for heat-sensitive recording materials and has excellent storage ability and superior paper whiteness.
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申请公布号 |
US6143904(A) |
申请公布日期 |
2000.11.07 |
申请号 |
US19970877450 |
申请日期 |
1997.06.17 |
申请人 |
CIBA SPECIALTY CHEMICALS CORPORATION |
发明人 |
ZINK, RUDOLF;HUBER, KLAUS |
分类号 |
B41M5/136;B41M5/145;B41M5/30;B41M5/323;B41M5/327;C07D493/10;(IPC1-7):C07D311/88 |
主分类号 |
B41M5/136 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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