发明名称 |
Polishing material for ophthalmic lenses |
摘要 |
The invention relates to a polishing material of the type containing powdered cerium oxide suspended in water. According to the invention, this polishing material also contains, in combination, a substance for use as a thickener and a substance for reducing the surface tension. The polishing material is particularly useful for polishing ophthalmic lenses made from organic materials.
|
申请公布号 |
US4222747(A) |
申请公布日期 |
1980.09.16 |
申请号 |
US19780973725 |
申请日期 |
1978.12.27 |
申请人 |
ESSILOR INTERNATIONAL, CIE GENERALE D'OPTIQUE |
发明人 |
DAUGUET, JEAN-CLAUDE;MAZZONE, JEAN-PIERRE;MOREAU, PIERRE |
分类号 |
C09K3/14;C09G1/02;C11D3/00;C11D3/12;(IPC1-7):C09K3/14 |
主分类号 |
C09K3/14 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|