Silikonhydrogel-Kontaktlinsen
Anmelder: CooperVision International Holding Company, LP 🇧🇧
Details
- Veröffentlichungs-Nr.
- EP2492718
- Aktenzeichen
- EP12156771
- Anmeldetag
- 23. Februar 2012
- Veröffentlichung
- 8. Januar 2014
- Erteilung
- 8. Januar 2014
- Rechtsraum
- EP
- IPC
- G02B1/04
Abstract
Silicone hydrogel contact lenses that have good dimensional stability, are ophthalmically-acceptable, and can be manufactured without the use of alcohol solvents are formed from the reaction product of a polymerizable composition comprising at least one mono-functional acrylate-containing siloxane monomer having a molecular weight of less than 2,000; at least one bi-functional acrylate-containing siloxane monomer having a molecular weight of at least 3,000; and at least one hydrophilic vinyl-containing monomer, wherein the polymerizable composition has a molar ratio of total amount of mono-functional acrylate-containing siloxane monomer to total amount of bi-functional acrylate-containing siloxane monomer of at least 30:1, respectively.
Anmelder
- Firma
- CooperVision International Holding Company, LP
- Land
- 🇧🇧 BB
CooperVision International ist die internationale Sparte des US-Kontaktlinsenherstellers CooperVision, einer Tochter von CooperCompanies. Das Patentportfolio konzentriert sich auf Optik und Kunststofftechnik für Kontaktlinsen, ergänzt durch Verpackungstechnik und Medizintechnik. Die Anmeldungen decken den Zeitraum 2000 bis 2025 ab.
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