# US 2014/0193645 A1 · Hybrid coatings and associated methods of application > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0193645 A1 - Document ID: US20140193645A1 - Status: Published application - Kind: A1 - Application number: 14/206,363 - Filed: 2014-03-12 - Published: 2014-07-10 - Earliest claimed: 2009-01-30 - Assignees: The Boeing Company - Applicants: The Boeing Company - Inventors: Kjersta L. Larson-Smith; Kay Y. Blohowiak; Jill E. Seebergh; Michael R. Sirkis; Vasan S. Sundaram - Web page: https://patentgrep.com/patent/US20140193645A1 ## CPC - C09D 5/00: Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced {(electrically insulating plastics, resins or waxes H01B3/30)}; Filling pastes - C08G 77/04: Polysiloxanes - C08G 79/10: a linkage containing aluminium - C09D 183/04: Polysiloxanes - C09D 183/14: in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms (C09D183/10 takes precedence) - C07F 7/1804: {Compounds having Si-O-C linkages (Si-O-acyl linkages C07F7/1896)} - C08G 77/14: containing silicon bound to oxygen-containing groups - C08G 77/58: Metal-containing linkages - C08K 5/54: Silicon-containing compounds {(C08K5/0091 takes precedence)} - C08K 5/5419: containing at least one Si—C bond - C09D 183/06: containing silicon bound to oxygen-containing groups (C09D183/12 takes precedence) - Y10T 428/31612: As silicone, silane or siloxane - Y10T 428/31663: As siloxane, silicone or silane - C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D) - C08G: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS - C07F: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM (metal-containing porphyrins C07D487/22) - C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09) - Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION ## Abstract A hybrid coating composition including an organosilane component, a metal alkoxide component and a surfactant component, with the metal alkoxide component present in the composition at a molar ratio of about 75:1 with respect to the surfactant component. The hybrid coating composition once cured on a transparent substrate has an initial clarity greater than 98. Transparent members are also disclosed that include a transparent substrate having the hybrid coating composition cured on a first major surface thereof. ## Claims ### Claim 1 A hybrid coating composition comprising: an organosilane component, a metal alkoxide component, and a surfactant component, wherein the metal alkoxide component is present in the composition at a molar ratio of about 75:1 with respect to the surfactant component; and wherein the hybrid coating composition once cured on a transparent substrate has an initial clarity greater than 98. ### Claim 2 (depends on 1) The hybrid coating composition of claim 1, wherein the hybrid coating composition further comprises water. ### Claim 3 (depends on 1) The hybrid coating composition of claim 1, wherein the hybrid coating composition is a sol gel. ### Claim 4 (depends on 1) The hybrid coating composition of claim 1, wherein the hybrid coating composition is substantially free of particles greater than 11 μm. ### Claim 5 (depends on 1) The hybrid coating composition of claim 1, wherein the organosilane comprises one or more of (3-glycidoxypropyl)trimethoxysilane, 3-glycidoxypropyltriethoxysilane, paminophenylsilane, allyltrimethoxysilane, n-(2-aminoethyl)-3-aminopropyltrimethoxysilane, 3-aminopropyltriethoxysilane, 3-aminopropyltrimethoxysilane, 3-glycidoxypropyldiisopropylethoxysilane, (3-glycidoxypropyl)methyldiethoxysilane, 3-mercaptopropyltrimethoxysilane, 3-mercaptopropyltriethoxysilane, 3-methacryloxypropylmethyldiethoxysilane, 3-methacryloxypropylmethyldimethoxysilane, 3methacryloxypropyltrimethoxysilane, n-phenylaminopropyltrimethoxysilane, vinylmethyldiethoxysilane, vinyltriethoxysilane, vinyltrimethoxysilane, tetraethylorthosilicate. ### Claim 6 (depends on 5) The hybrid coating composition of claim 5, wherein the metal alkoxide comprises one or more of aluminum s-butoxide, aluminum n-butoxide, and aluminum t-butoxide. ### Claim 7 (depends on 5) The hybrid coating composition of claim 5, wherein the metal alkoxide comprises one or more of cerium IV isopropoxide, cerium IV methoxyethoxide, and cerium III 2,4-pentanedionate. ### Claim 8 (depends on 1) The hybrid coating composition of claim 1, wherein the surfactant component comprises a straight chain primary aliphatic alkoxylated alcohol. ### Claim 9 A transparent member comprising: a transparent substrate having a hybrid coating composition cured on a first major surface thereof, the hybrid coating composition comprising: an organosilane component, a metal alkoxide component, and a surfactant component, wherein the metal alkoxide component is present in the composition at a molar ratio of about 75:1 with respect to the surfactant component; and wherein the hybrid coating has a clarity greater than 98. ### Claim 10 (depends on 9) The transparent member of claim 9, wherein the first major surface of the transparent substrate is an oxygen plasma treated surface or a corona treated surface with the hybrid coating composition cured thereto. ### Claim 11 (depends on 9) The transparent member of claim 9, further comprising an adhesion promoter between the transparent substrate and the hybrid coating composition. ### Claim 12 (depends on 11) The transparent member of claim 11, wherein the adhesion promoter comprises a solution of 3-aminopropyltriethoxysilane in water ### Claim 13 (depends on 9) The transparent member of claim 9, wherein the hybrid coating composition is substantially free of particles greater than 11 μm ### Claim 14 (depends on 9) The transparent member of claim 9, wherein the organosilane comprises one or more of (3-glycidoxypropyl)trimethoxysilane, 3-glycidoxypropyltriethoxysilane, paminophenylsilane, allyltrimethoxysilane, n-(2-aminoethyl)-3-aminopropyltrimethoxysilane, 3-aminopropyltriethoxysilane, 3-aminopropyltrimethoxysilane, 3-glycidoxypropyldiisopropylethoxysilane, (3-glycidoxypropyl)methyldiethoxysilane, 3-mercaptopropyltrimethoxysilane, 3-mercaptopropyltriethoxysilane, 3-methacryloxypropylmethyldiethoxysilane, 3-methacryloxypropylmethyldimethoxysilane, 3methacryloxypropyltrimethoxysilane, n-phenylaminopropyltrimethoxysilane, vinylmethyldiethoxysilane, vinyltriethoxysilane, vinyltrimethoxysilane, tetraethylorthosilicate. ### Claim 15 (depends on 14) The transparent member of claim 14, wherein the metal alkoxide comprises one or more of aluminum s-butoxide, aluminum n-butoxide, and aluminum t-butoxide. ### Claim 16 (depends on 14) The transparent member of claim 14, wherein the metal alkoxide comprises one or more of cerium IV isopropoxide, cerium IV methoxyethoxide, and cerium III 2,4-pentanedionate. ### Claim 17 (depends on 9) The transparent member of claim 9, wherein the surfactant component comprises a straight chain primary aliphatic alkoxylated alcohol. ### Claim 18 (depends on 9) The transparent member of claim 9, wherein the metal alkoxide component is present in the composition at a molar ratio of about 2:1 with respect to the organosilane component. ### Claim 19 (depends on 9) The transparent member of claim 9, wherein the transparent substrate is a window or windshield comprising stretched acrylic or glass. ### Claim 20 (depends on 9) The transparent member of claim 9, wherein the hybrid coating composition further comprises water.