发明名称 |
COLOR-DEVELOPING SHEET FOR PRESSURE SENSITIVE COPYING |
摘要 |
PROBLEM TO BE SOLVED: To provide a color-developing sheet for pressure sensitive copying wherein printing intensity can be improved without deteriorating color-developing properties. SOLUTION: In the color-developing sheet for pressure sensitive copying, a color-developing agent layer contains 0.5-1.5 parts polyacrylamide copolymer with respect to 100 parts pigment. |
申请公布号 |
JP2002137540(A) |
申请公布日期 |
2002.05.14 |
申请号 |
JP20000333086 |
申请日期 |
2000.10.31 |
申请人 |
NIPPON PAPER INDUSTRIES CO LTD |
发明人 |
WATANABE MASAYUKI;NAGAI TATSUO;KUROYAMA YOSHIHIRO |
分类号 |
B41M5/132;B41M5/155 |
主分类号 |
B41M5/132 |
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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