发明名称 |
SOLVENT FOR CHROMOGENIC DYE-PRECURSOR MATERIAL FOR PRESSURE-SENSITIVE RECORDING PAPER SHEET AND PRESSURE-SENSITIVE RECORDING PAPER SHEET PREPARED BY USING THE SOLVENT |
摘要 |
<p>Disclosed herein are a solvent for a chromogenic dyeprecursor material for a pressure-sensitive recording paper sheet, comprising (1) 30 to 80% by weight of p-monoisopropylbiphenyl or a biphenyl mixture of not less than 80% by weight of p-monoisopropylbiphenyl, not more than 20% by weight of m-monoisopropylbiphenyl and not more than 10% by weight of diisopropylbiphenyl, and (2) 70 to 20% by weight of diisopropylnaphthalene or a naphthalene mixture of not less than 97% by weight of diisopropylnaphthalene, not more than 1% by weight of monoisopropylnaphthalene and not more than 2% by weight of triisopropylnaphthalene, and a pressure-sensitive recording paper sheet prepared by using the solvent.</p> |
申请公布号 |
CA1255500(A) |
申请公布日期 |
1989.06.13 |
申请号 |
CA19860520522 |
申请日期 |
1986.10.15 |
申请人 |
KUREHA KAGAKU KOGYO KABUSHIKI KAISHA |
发明人 |
OKADA, YOSHIO;NAKAMURA, TADASHI;OHHIRA, YOUICHI |
分类号 |
B41M5/165;(IPC1-7):B41M5/12 |
主分类号 |
B41M5/165 |
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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