发明授权
- 专利标题: Mold halves and molding assembly for making contact lenses
- 专利标题(中): 用于制作隐形眼镜的半模和模制组件
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申请号: US257785申请日: 1994-06-10
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公开(公告)号: US5540410A公开(公告)日: 1996-07-30
- 发明人: Victor Lust , Michael F. Widman , Kornelis Renkema , Ture Kindt-Larsen , Wybren Van Der Meulen , Daniel T. F. Wang
- 申请人: Victor Lust , Michael F. Widman , Kornelis Renkema , Ture Kindt-Larsen , Wybren Van Der Meulen , Daniel T. F. Wang
- 专利权人: Johnson & Johnson Vision Prod
- 当前专利权人: Johnson & Johnson Vision Prod
- 主分类号: G02C7/04
- IPC分类号: G02C7/04 ; B29C33/00 ; B29C33/10 ; B29C33/40 ; B29C39/02 ; B29C39/26 ; B29C45/00 ; B29C45/26 ; B29C45/77 ; B29C45/78 ; B29D11/00 ; B29D11/02 ; B29C33/38 ; B29C45/18
摘要:
Disclosed are mold halves useful in molding a contact lens by polymerization of a polymerizable composition disposed between the mold halves. The mold halves are of rigid thermoplastic, preferably polystyrene, transparent to ultraviolet light.
公开/授权文献
- US06157323A Button-key/cylindrical-key alphabetizer 公开/授权日:2000-12-05
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