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Machine translation
1. (WO1981002136) QUATERNARY AMMONIUM SALTS IN HYDROGEL CONTACT LENSES
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1981/002136    International Application No.:    PCT/US1980/000058
Publication Date: 06.08.1981 International Filing Date: 21.01.1980
IPC:
G02B 1/04 (2006.01)
Applicants:
Inventors:
Priority Data:
US80/00058 21.01.1980 WO
Title (EN) QUATERNARY AMMONIUM SALTS IN HYDROGEL CONTACT LENSES
(FR) SELS D"AMMONIUM QUATERNAIRE DANS DES LENTILLES DE CONTACT HYDROGEL
Abstract: front page image
(EN)Novel hydrogel soft contact lens and process for preparation thereof which employs quaternary ammonium salts as a co-monomer which provide control over the percent of hydration with as high as 85% hydration obtainable in the resulting lens.
(FR)Une nouvelle lentille de contact souple hydrogel et son procede de preparation, utilisant des sels d"ammonium quaternaire comme co-monomere permettant de controler le pourcentage d"hydratation jusqu"a une valeur de 85% pouvant etre obtenue dans la lentille resultante.
Designated States:
Publication Language: English (EN)
Filing Language: English (EN)