发明名称 |
A substrate plate for the manufacture of a mould for the production of optical registration carriers and a method for manufacturing same. |
摘要 |
A substrate plate of plastic material instead of glass for the manufacture of a metal mould for the production of optical registration carriers of plastic material. Polyether imide is a suitable plastic material for forming the substrate plate. A suitable moulding process is injection moulding, wherein a highly polished mould is used. <IMAGE> |
申请公布号 |
EP0608929(A1) |
申请公布日期 |
1994.08.03 |
申请号 |
EP19940200083 |
申请日期 |
1994.01.14 |
申请人 |
ODME INTERNATIONAL B.V. |
发明人 |
BISTERVELS, FRANCISCUS MARTINUS CATHARINUS MARIE;VAN HAM, JOHANNA HENRICA MARIA |
分类号 |
B29D11/00;B29D17/00;B29K79/00;G11B7/24;G11B7/26 |
主分类号 |
B29D11/00 |
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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