| 发明名称 |
THERMALLY SENSITIVE RECORDING MEDIUM FOR FORMING MULTI-COLORS |
| 摘要 |
A thermally sensitive recording medium to form multi-colors contains a complex fine particle containing at least one dye precursor and a multivalence isocyanate polymer. The multivalence isocyanate polymer contains at least one of 4,4'-diisocyanato-3,3'-dimethyl-1,1'-biphenyl and polymethylene polyphenyl polyisocyanate.
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| 申请公布号 |
CA2478521(C) |
申请公布日期 |
2009.06.16 |
| 申请号 |
CA20032478521 |
申请日期 |
2003.02.28 |
| 申请人 |
NIPPON PAPER INDUSTRIES CO., LTD. |
发明人 |
HAMADA, KAORU;FUKUCHI, TADAKAZU;NAGAI, TATSUO;SASAKI, TAKASHI |
| 分类号 |
B41M5/28;B41M5/34;B41M5/30;B41M5/337 |
主分类号 |
B41M5/28 |
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