发明名称 |
Method to prepare pigmented laquers for the coloring of contact lenses, the pigmented or colorless laquers thus obtained and the contact lenses colored with said laquers. |
摘要 |
<p>Object of the invention is a method for preparing pigmented laquers for the forming of color effect in contact lenses, said method comprising forming a prepolymerized gelled mass from UV-photopolymerizable monomers, separating from said gelled mass the residual monomers in order to form a storable mass. The pigmented laquers or varnishes are obtained by dispersing the selected comminuted or micronized pigments in a vehicle formed by said gelled mass or fractions thereof, dissolved in the precursor monomers of same.</p> |
申请公布号 |
EP0382005(A2) |
申请公布日期 |
1990.08.16 |
申请号 |
EP19900101440 |
申请日期 |
1990.01.25 |
申请人 |
LABORATORIO PFORTNER CORNEALENT S.A.C.I.F. |
发明人 |
PFORTNER, TOMAS |
分类号 |
G02C7/04;B29D11/00;C08F2/46;C08F2/48;C09D4/00;C09D4/06;G02B1/04 |
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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