发明授权
- 专利标题： Color-developing agent for pressure-sensitive recording sheet and color-developing sheet thereof
- 专利标题（中）： 压敏记录片材的显色剂及其显色片
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申请号： US122078申请日： 1987-11-18
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公开(公告)号： US4784692A公开(公告)日： 1988-11-15
- 发明人: Hiroaki Umeda , Mamoru Suzuki , Akira Hasegawa , Kunio Hata
- 申请人： Hiroaki Umeda , Mamoru Suzuki , Akira Hasegawa , Kunio Hata
- 申请人地址： JPX Tokyo
- 专利权人： Jujo Paper Co., Ltd.
- 当前专利权人： Jujo Paper Co., Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX61-294509 19861210
- 主分类号： B41M5/155
- IPC分类号： B41M5/155 ; C09D11/00
摘要：
The color-developing agent for pressure-sensitive recording sheet comprises a reaction product of carboxylated terpenephenol resin, aromatic carboxylic acid and polyvalent metal compound. The color-developing sheet containing the above color-developing agent provides an excellent color-developing rate and an improved light fastness.
公开/授权文献
- US3972951A Process for the formation of 2,6-diphenyl-phenol 公开/授权日：1976-08-03
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