发明名称 |
Transparent resin material containing metal atoms. |
摘要 |
<p>A transparent resin material containing metallic atoms (except for alkali metals) which are ionic-bonded to a vitreous polymeric material constituting the substance of said resin material, in an amount of at least 8% by weight based on the total weight of the resin material, said resin material having a transparency of at least 80% in terms of a light transmittance, and a refractive index n<Sub>D</Sub><Sup>25</Sup> of at least 1.55.</p> |
申请公布号 |
EP0108985(A1) |
申请公布日期 |
1984.05.23 |
申请号 |
EP19830110838 |
申请日期 |
1983.10.28 |
申请人 |
HITACHI, LTD. |
发明人 |
EGUCHI, SHUJI;TAKETANI, NORIAKI;ASANO, HIDEKI;WAJIMA, MOTOYO |
分类号 |
C08F212/08;C08F220/04;C08F220/06;G02B1/04;(IPC1-7):08F220/04;29D11/00;02B1/04 |
主分类号 |
C08F212/08 |
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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