发明名称 |
THERMOSENSITIVE RECORDING DEVELOPER, AND PROCESS FOR PRODUCING THE SAME |
摘要 |
<p>A color developer for heat sensitive recording which comprises 0.5 to 5 parts by mass of 3-allyl-4-allyloxy-4'-hydroxydiphenylsulfone, 4-allyloxy-3'-allyl-4'-hydroxydiphenylsulfone or a mixture of these compounds per 100 parts by mass of 4-allyloxy-4'-hydroxydiphenylsulfone, a process for producing the color developer and a heat sensitive recording material comprising the color developer in the heat sensitive color forming layer. The color developer and the recording material suppress fog on the background and exhibit excellent color forming property and storage property of image portions.</p> |
申请公布号 |
EP1738919(A1) |
申请公布日期 |
2007.01.03 |
申请号 |
EP20050734229 |
申请日期 |
2005.04.18 |
申请人 |
NICCA CHEMICAL CO., LTD. |
发明人 |
KUROSE, MIKIHIKO;HASEGAWA, TAKEO |
分类号 |
B41M5/333;B41M5/28;B41M5/30;B41M5/327;B41M5/34 |
主分类号 |
B41M5/333 |
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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