| 发明名称 |
FIBROUS MATERIAL FOR STATIONERY PURPOSES AND PREPARATION PROCESS THEREFORE |
| 摘要 |
<p>The material comprises polyacrylonitrile fibres subjected to chemical surface modification and obtd. from a routine prodn. process. Thus soln. contg. alkali hydroxide is applied, with specific alkaline additions, hydraulic modulus, temp. and reaction time conditions.</p> |
| 申请公布号 |
RO102490(A2) |
申请公布日期 |
1991.10.21 |
| 申请号 |
RO19880136120 |
申请日期 |
1988.11.30 |
| 申请人 |
INSTITUTUL DE CHIMIE MACROMOLECULARA "PETRU PONI", IASI, RO |
发明人 |
BICU IOAN, RO;MUSTATA FANICA, RO;IACOB STEFAN, RO |
| 分类号 |
D21H13/18;(IPC1-7):D21H3/38;D21H3/02;D21H3/46 |
主分类号 |
D21H13/18 |
| 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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