发明名称 |
Refractive index distribution type light transmitting device |
摘要 |
A refractive index distribution type light transmitting device comprising a non-crystalline polymer (a) and a metal chelate compound (b) having a difference in refractive index of at least 0.001 as compared with the non-crystalline polymer (a) and having a molecular weight of at least 400, wherein the metal chelate compound (b) is distributed in the non-crystalline polymer (a) with a concentration gradient in a specific direction. <IMAGE> |
申请公布号 |
EP1072905(A1) |
申请公布日期 |
2001.01.31 |
申请号 |
EP20000114971 |
申请日期 |
2000.07.19 |
申请人 |
KOIKE, YASUHIRO;ASAHI GLASS COMPANY LTD. |
发明人 |
KOIKE, YASUHIRO;SUGIYAMA, NORIHIDE |
分类号 |
C08K5/00;G02B1/04 |
主分类号 |
C08K5/00 |
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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