TINTABLE FILM-FORMING COMPOSITIONS HAVING HIGH REFRACTIVE INDICES AND COATED OPTICAL ARTICLES USING SAME

• Main Author: COLTON, JAMES, P
• Format: Patent
• Language: English; French
• Published: 11.02.2010
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PHYSICS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; USE OF MATERIALS THEREFOR; WOODSTAINS

Provided are curable film-forming compositions are provided including: (a) a binder of an alkoxysilane; (b) a metal oxide compound containing titanium, zirconium, cerium, niobium, tantalum, and/or tin; and (c) a polyglycidyl ether. Also provided are optical articles including a substrate and the curable film-forming composition superposed on a surface thereof. L'invention concerne des compositions filmogènes durcissables qui comprennent : (a) un liant à base d'un alcoxysilane; (b) un composé d'oxyde de métal contenant du titane, du zirconium, du cérium, du niobium, du tantale et/ou de l'étain; et (c) un éther polyglycidylique. Elle concerne également des articles optiques comprenant un substrat et la composition filmogène durcissable superposée sur une de ses surfaces.