发明名称 |
A PROCESS FOR PRODUCING COLOURED SHAPED ARTICLES |
摘要 |
A uniformly colored shaped article which is resistant to discoloration and fading can be produced by immersing a shaped article, particularly a contact lens, consisting of a polymer of at least one monomer selected from the group consisting of acrylates and methacrylates in a dyeing solution prepared by dissolving a water-soluble dye in a solvent capable of swelling said polymer, to swell and color the shaped article, and then drying the swollen shaped article. |
申请公布号 |
DE3277299(D1) |
申请公布日期 |
1987.10.22 |
申请号 |
DE19823277299 |
申请日期 |
1982.12.16 |
申请人 |
JAPAN SYNTHETIC RUBBER CO., LTD.;RICKY CONTACT LENS RESEARCH INSTITUTE INC. |
发明人 |
SUMINOE, TARO;ITO, TETSUO;KIYOMATSU, YASUHIRO;SHIMIZU, TAKAO |
分类号 |
G02C7/04;B29D11/00;D06P1/92;D06P3/00;G02B1/04;(IPC1-7):B29D11/00;D06P1/90 |
主分类号 |
G02C7/04 |
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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