发明公开
EP0562839A1 Multi-layer material for colour hologram and process for producing a colour hologram
失效
Mehrschicht-MaterialfürFarbhologramme und Verfahren zur Herstellung eines Farbhologramms。
- 专利标题: Multi-layer material for colour hologram and process for producing a colour hologram
- 专利标题(中): Mehrschicht-MaterialfürFarbhologramme und Verfahren zur Herstellung eines Farbhologramms。
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申请号: EP93302236.0申请日: 1993-03-24
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公开(公告)号: EP0562839A1公开(公告)日: 1993-09-29
- 发明人: Kawabata, Masami , Sato, Akihiko , Sumiyoshi, Iwao
- 申请人: NIPPON PAINT CO., LTD.
- 申请人地址: 1-2, Oyodokita 2-chome Kita-ku Osaka-shi Osaka 572 JP
- 专利权人: NIPPON PAINT CO., LTD.
- 当前专利权人: NIPPON PAINT CO., LTD.
- 当前专利权人地址: 1-2, Oyodokita 2-chome Kita-ku Osaka-shi Osaka 572 JP
- 代理机构: Perry, Robert Edward
- 优先权: JP70788/92 19920327
- 主分类号: G03H1/02
- IPC分类号: G03H1/02 ; G03H1/26
摘要:
Disclosed is a multi-layer material for color hologram comprising at least two photosensitive layers sandwiched between a substrate layer and a protective layer, said photosensitive layers being separated each other by one or more transparent isolation layers and having different spectral photosensitivity each other, and a process for producing a color hologram.
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