发明名称 |
FLEXIBLE SHEET MATERIAL |
摘要 |
<p>Non-asbestos flexible sheet material suitable for use in the manufacture of spiral wound gaskets is made by dewatering on a water-permeable conveyor a layer of aqueous slurry and compressing and drying the dewatered layer, the aqueous slurry employed being one that contains the following ingredients in the following proportions by dry weight: china clay 20-50% mica or chlorite 20-50% graphite 10-40% cellulose fibres 2-10% vitreous fibre in wool form 2-10% synthetic organic polymer binder 2-10%.</p> |
申请公布号 |
DE3362344(D1) |
申请公布日期 |
1986.04.03 |
申请号 |
DE19833362344 |
申请日期 |
1983.10.28 |
申请人 |
T&N MATERIALS RESEARCH LIMITED |
发明人 |
HARGREAVES, BRIAN;LANCASTER, ROBERT ALLAN;MCKENZIE, NOEL CHRISTOPHER |
分类号 |
D21H17/68;F16J15/12;(IPC1-7):D21H5/00;F16J15/00 |
主分类号 |
D21H17/68 |
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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