C09D183/04

DUAL CURE COMPOSITION
20220396669 · 2022-12-15 ·

A composition containing: (a) a polysiloxane resin, wherein the polysiloxane resin contains the following siloxane units: [R3SiO.sub.1/2], [(OZ).sub.qSiO.sub.(4-q)/2] and at least one of [(OZ).sub.tR.sup.EPSiO.sub.(3-t)/2] and [(OZ).sub.dRR.sup.EPSiO.sub.(2-d)/2]; where: each R is independently in each occurrence selected from hydrocarbyls, R.sup.EP is an epoxy functional hydrocarbyl group, subscript q is in each occurrence a number selected from a range of 0-3, subscript t is in each occurrence a number selected from a range of 0-2, and subscript d is in each occurrence a number selected from a range of 0-1 provided that the average concentration of OZ groups is at least 15 mole-percent relative to moles of silicon atoms in the polysiloxane resin; (b) a photo acid generator; (c) a moisture cure catalyst; and (d) optionally, an epoxy functional diluent.

COMPOSITION FOR COATING AN OVERHEAD CONDUCTOR
20220395809 · 2022-12-15 ·

A composition for coating an overhead conductor is disclosed comprising: (i) a reflective agent; (ii) a photocatalytic 0 agent comprising ≥70 wt % anatase titanium dioxide (TiO.sub.2) having an average particle size (“aps”)≤100 nm; (iii) a polyorganosiloxane binder; and (iv) a superhydrophobic agent comprising either: surface functionalised silica nanoparticles, a functional polysiloxane or a polymethylsilsesquioxane.

COATING FOR A SUBSTRATE
20220396714 · 2022-12-15 · ·

A coating for a substrate includes a first portion and a second portion. The first portion includes a first liquid silicone rubber, carbon nanotubes at a concentration of at least about 0.5% by weight of the first portion, and at least one ferrite-containing component chosen from carbon ferrite and nickel manganese ferrite. The second portion includes a second liquid silicone rubber, carbon nanotubes at a concentration of at least about 0.5% by weight of the second portion, and at least one ferrite-containing component chosen from carbon ferrite and nickel manganese ferrite. Methods of producing the coating are also disclosed.

COATING FOR A SUBSTRATE
20220396714 · 2022-12-15 · ·

A coating for a substrate includes a first portion and a second portion. The first portion includes a first liquid silicone rubber, carbon nanotubes at a concentration of at least about 0.5% by weight of the first portion, and at least one ferrite-containing component chosen from carbon ferrite and nickel manganese ferrite. The second portion includes a second liquid silicone rubber, carbon nanotubes at a concentration of at least about 0.5% by weight of the second portion, and at least one ferrite-containing component chosen from carbon ferrite and nickel manganese ferrite. Methods of producing the coating are also disclosed.

Coating Formulations
20220396919 · 2022-12-15 ·

Provided herein are coating formulations useful for endowing substrates with hydrophobic, superhydrophobic, and/or oleophobic properties and methods of use thereof. The coating formulation can include alkylalkoxysilane, 1H,1H,2H,2H-perfluorooctyltriethoxysilane, nano-SiO.sub.2, a crosslinking additive, and at least one solvent.

Method for manufacturing room-temperature-curable organopolysiloxane composition, room-temperature-curable organopolysiloxane composition, and article

Through the present invention, by undergoing a step in which a straight-chain diorganopolysiloxane having silanol groups at both terminal ends of the molecular chain thereof, a hydrolyzable silane and/or a partial hydrolysis condensate thereof having a hydrolyzable group capable of detaching a lactic acid ester, and an amino-group-containing hydrolyzable organosilane and/or a partial hydrolysis condensate thereof are pre-mixed/reacted in advance and silanol groups at both terminal ends of the molecular chain of a main agent (base polymer) are blocked by specific hydrolyzable silyl groups, it is possible to manufacture a lactic-acid-ester-type room-temperature-curable organopolysiloxane composition excellent in all characteristics including curability, adhesive properties, workability, and the like that were not attainable by the conventional lactic-acid-ester-type room-temperature curable (RTV) silicone rubber composition.

Method for manufacturing room-temperature-curable organopolysiloxane composition, room-temperature-curable organopolysiloxane composition, and article

Through the present invention, by undergoing a step in which a straight-chain diorganopolysiloxane having silanol groups at both terminal ends of the molecular chain thereof, a hydrolyzable silane and/or a partial hydrolysis condensate thereof having a hydrolyzable group capable of detaching a lactic acid ester, and an amino-group-containing hydrolyzable organosilane and/or a partial hydrolysis condensate thereof are pre-mixed/reacted in advance and silanol groups at both terminal ends of the molecular chain of a main agent (base polymer) are blocked by specific hydrolyzable silyl groups, it is possible to manufacture a lactic-acid-ester-type room-temperature-curable organopolysiloxane composition excellent in all characteristics including curability, adhesive properties, workability, and the like that were not attainable by the conventional lactic-acid-ester-type room-temperature curable (RTV) silicone rubber composition.

Method for manufacturing room-temperature-curable organopolysiloxane composition, room-temperature-curable organopolysiloxane composition, and article

Through the present invention, by undergoing a step in which a straight-chain diorganopolysiloxane having silanol groups at both terminal ends of the molecular chain thereof, a hydrolyzable silane and/or a partial hydrolysis condensate thereof having a hydrolyzable group capable of detaching a lactic acid ester, and an amino-group-containing hydrolyzable organosilane and/or a partial hydrolysis condensate thereof are pre-mixed/reacted in advance and silanol groups at both terminal ends of the molecular chain of a main agent (base polymer) are blocked by specific hydrolyzable silyl groups, it is possible to manufacture a lactic-acid-ester-type room-temperature-curable organopolysiloxane composition excellent in all characteristics including curability, adhesive properties, workability, and the like that were not attainable by the conventional lactic-acid-ester-type room-temperature curable (RTV) silicone rubber composition.

Silicone membranes

A method for covering a roof, the method comprising (i) providing first and second silicone membranes, where the membranes are in the form of rolls; (ii) unrolling the first and second silicone membranes over a roof surface; (iii) positioning first and second membranes adjacent to one another and overlapping and edge of the second over an adjacent edge of the first membrane to thereby form a lap; (iv) securing the first and second membranes to the roof surface; and (v) seaming the first membrane to the second membrane in the lap.

AQUEOUS SURFACE-TREATING AGENT

An aqueous surface-treating agent comprising (A) an aqueous emulsion of silicone oil, (B) a silanol-modified polyurethane resin, (C) a silane compound and/or a partial hydrolysate thereof, (D) an aqueous emulsion of a hydrazide and a carbonyl group-containing polyurethane resin, and (E) an aqueous emulsion of a polyurethane resin having a glass transition temperature of −30° C. or lower, and a thermal softening temperature of 70° C. or lower measured by using a flow tester when heated from 40° C. to 150° C. at a heating rate of 5° C./min. The aqueous surface-treating agent contains silicone oil for preventing sticking between products and a silanol-modified polyurethane resin binder having a low hardness and excellent adhesiveness to seal members, and improves the corrosion resistance of an aqueous surface-treating agent for aluminum substrates etc.