发明名称 |
Process for double coating paper and product thereof |
摘要 |
This invention relates to organic pigment-containing paper coating systems which require less severe calendering conditions to develop the surface and optical properties of paper than coating systems using inorganic pigments alone. It comprises overcoating a pre-applied mineral based coating with an organic pigment based coating.
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申请公布号 |
US4248939(A) |
申请公布日期 |
1981.02.03 |
申请号 |
US19790084285 |
申请日期 |
1979.10.12 |
申请人 |
HERCULES INCORPORATED |
发明人 |
PARSONS, CHARLES L. |
分类号 |
C08F291/00;D21H19/36;D21H19/38;D21H19/82;(IPC1-7):B05D1/36;B32B29/04;B32B19/02;B32B27/04 |
主分类号 |
C08F291/00 |
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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