发明名称 |
OPTICALLY READABLE INFORMATION DISC AND METHOD OF MANUFACTURING SAME |
摘要 |
An optically readable information disc having a substrate plate which on at least one side comprises an information layer of a lacquer cured by irradiation for example by ultraviolet light, said layer carrying an optically readable information track in which the lacquer is a monocomponent lacquer which, in addition to 0.1-5% by weight of auxiliary substances, comprises only one radiation cross-linkable compound in a quantity by weight from 95-99.9% selected from the group consisting of alkanedioldiacrylates, alkanedioldimethacrylates, alkeneglycoldiacrylates and alkeneglycoldimethacrylates having the acrylate or methacrylate groups in end position, of which the alkane moiety and alkene moiety comprise from 4 to 12 carbon atoms, and in which the cured lacquer apart from the auxiliary substances comprises no or substantially no extractable material. |
申请公布号 |
DE3264495(D1) |
申请公布日期 |
1985.08.08 |
申请号 |
DE19823264495 |
申请日期 |
1982.03.11 |
申请人 |
N.V. PHILIPS' GLOEILAMPENFABRIEKEN |
发明人 |
LIPPITS, GERARDUS JOHANNES MEINARDUS;KLOOSTERBOER, JOHAN GEORGE;MELIS, GODEFRIDUS PETRUS |
分类号 |
G03F7/26;C08J7/18;G03C1/73;G11B7/24;G11B7/257;G11B7/26;G11B23/00;(IPC1-7):G11B23/00 |
主分类号 |
G03F7/26 |
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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