发明名称 |
PRODUCTION METHOD OF ELECTROCONDUCTIVE BACKING PAPER |
摘要 |
The process comprises introduction of nitro lignin into a mixt. of lamp black and pulp in aq. suspension. This increases the pulp grinding rate. The additive is retained through pptn. with aluminium sulphate on the pulp fibres, and the paper has enhanced mechanical and electrical conductivity properties.
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申请公布号 |
RO103539(A2) |
申请公布日期 |
1991.12.02 |
申请号 |
RO19890139392 |
申请日期 |
1989.04.24 |
申请人 |
INSTITUTUL POLITEHNIC, IASI |
发明人 |
BOBU ELENA;POPA VALENTIN |
分类号 |
D21H17/23;(IPC1-7):D21H3/18 |
主分类号 |
D21H17/23 |
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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