Invention Grant
- Patent Title: Stabilized ultra-violet absorbers
- Patent Title (中): 稳定的紫外线吸收剂
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Application No.: US11054673Application Date: 2005-02-09
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Publication No.: US07887882B2Publication Date: 2011-02-15
- Inventor: Ivan M. Nunez , Venkat Sekharipuram , Scott J. Carlesco , Michele L. Alron
- Applicant: Ivan M. Nunez , Venkat Sekharipuram , Scott J. Carlesco , Michele L. Alron
- Applicant Address: FR Charenton le Pont
- Assignee: Essilor International (Compagnie Generale d'Optique)
- Current Assignee: Essilor International (Compagnie Generale d'Optique)
- Current Assignee Address: FR Charenton le Pont
- Agency: Occhiuti Rohlicek & Tsao LLP
- Main IPC: B05D5/06
- IPC: B05D5/06 ; C09K15/00 ; C09K15/06 ; F21V9/06
Abstract:
The invention provides UV absorber solutions that do not require use of a solvent to prevent formation of insoluble reaction products. The invention is useful in the manufacture of ocular devices including spectacle, contact and intraocular lenses, but may find its greatest utility in the manufacture of spectacle lenses.
Public/Granted literature
- US20060175579A1 Stabilized ultra-violet absorbers Public/Granted day:2006-08-10
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