发明名称 |
Developing composition and a sheet for pressure-sensitive copy paper |
摘要 |
A developing composition and a sheet for a pressure-sensitive copy paper comprising a phenolic resin as a main component which is obtained by condensating with formaldehyde using a p-substituted phenol with a 2,4-di-substituted and/or 2,6-di-substituted phenol, and zinc oxide which may be added thereto, as occasion demands.
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申请公布号 |
US4839457(A) |
申请公布日期 |
1989.06.13 |
申请号 |
US19880170344 |
申请日期 |
1988.03.18 |
申请人 |
MITSUBISHI PETROCHEMICAL CO., LTD. |
发明人 |
HAYAMA, KAZUHIDE;SAITOH, YUKIO |
分类号 |
C08G8/24;C08L61/08 |
主分类号 |
C08G8/24 |
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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