发明申请
- 专利标题: Lens care compositions
- 专利标题(中): 镜片护理组合物
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申请号: US11599977申请日: 2006-11-15
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公开(公告)号: US20070161523A1公开(公告)日: 2007-07-12
- 发明人: Fu-Pao Tsao
- 申请人: Fu-Pao Tsao
- 主分类号: C11D3/00
- IPC分类号: C11D3/00
摘要:
The present invention provides a lens care composition having a persistent cleaning-efficacy characterized by substantially maintaining the light transmittance at around 280 nm of a contact lens after at least 15 cycles of soiling with a soiling solution containing proteins and subsequent cleaning with the lens care composition of the invention. The lens care composition comprises at least one surfactant, a polyvinylpyrrolidone (PVP), a cellulose ether, and xylitol, wherein in combination with polyvinylpyrrolidone (PVP), a cellulose ether, and xylitol, the surfactant provides the persistent cleaning-efficacy.
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