C08J2487/00

ION EXCHANGING MEMBRANE, METHOD FOR MANUFACTURING THE SAME AND ENERGY STORAGE SYSTEM COMPRISING THE SAME

The present invention relates to an ion exchanging membrane, a method for manufacturing the same, and an energy storage system comprising the same. The ion exchanging membrane includes a porous support including a plurality of pores, a first ion conducting material located on one surface of the porous support, and a second ion conducting material located on the other surface of the porous support, in which the first ion conducting material and the second ion conducting material are polymers including hydrophilic repeating units and hydrophobic repeating units, and the first ion conducting material and the second ion conducting material have different molar ratios of the hydrophilic repeating units and the hydrophobic repeating units.

According to the ion exchanging membrane, it is possible to improve overall efficiency of the energy storage system by improving both performance efficiency and voltage efficiency of the energy storage system due to excellent ion-conductivity performance and reduced membrane resistance and ensure durability of the energy storage system by having excellent morphological stability and reducing a crossover of vanadium ions.

THERMOPLASTIC COPOLYMER BLOCK POLYAMIDE SILICONE ELASTOMERS
20190352507 · 2019-11-21 · ·

A thermoplastic elastomer composition comprising a blend of (A) a thermoplastic organic polyether block amide copolymer, (B) a silicone composition comprising (B1) a silicone base comprising (B1a) a diorganopolysiloxane polymer having a viscosity of at least 1000000 mPa.Math.s at 25 C. and an average of at least 2 alkenyl groups per molecule and (B1b) a reinforcing filler in an amount of from 1 to 50% by weight based on the weight of (B1a), (B2) an organohydrido silicone compound which contains an average of at least 2 silicon-bonded hydrogen groups per molecule, (C) a hydrosilylation catalyst, and optionally: one or more additives component (D), wherein the weight ratio of thermoplastic organic polyether block amide copolymer (A) to the silicone composition (B) is in the range 50:50 to 95:5, and wherein component (B2) and (C) are present in an amount sufficient to cure said silicone composition (B1).

COMPOSITE COMPONENT
20190352500 · 2019-11-21 ·

The invention relates to a composite component that has improved bonding properties and includes a substrate (i) made of a thermoplastic polymer blend composition, and a coating (ii); in a layer located 5 to 10 m below the boundary surface between the substrate (i) and the coating (ii), the substrate (i) has a dispersed, non-lamellar phase structure. The invention also relates to a method for manufacturing the composite component.

SILICONE HYDROGEL LENS WITH A CROSSLINKED HYDROPHILIC COATING

The invention is related to a cost-effective method for making a silicone hydrogel contact lens having a crosslinked hydrophilic coating thereon. A method of the invention involves heating a silicone hydrogel contact lens in an aqueous solution in the presence of a water-soluble, highly branched, thermally-crosslinkable hydrophilic polymeric material having positively-charged azetidinium groups, to and at a temperature from about 40? C. to about 140? C. for a period of time sufficient to covalently attach the thermally-crosslinkable hydrophilic polymeric material onto the surface of the silicone hydrogel contact lens through covalent linkages each formed between one azetidinium group and one of the reactive functional groups on and/or near the surface of the silicone hydrogel contact lens, thereby forming a crosslinked hydrophilic coating on the silicone hydrogel contact lens. Such method can be advantageously implemented directly in a sealed lens package during autoclave.

Resin dispersion, coating material, laminate, and processes for their production

A resin dispersion having, dispersed in water with a 50% particle diamter of at most 0.5 m, a polymer (C) having a hydrophilic polymer (B) or an acidic group bonded to a propylene/-olefin copolymer (A) as a copolymer of propylene with an -olefin other than propylene, where the copolymer (A) has a propylene content of at least 50 mol% and less than 100 mol% and the copolymer (A) has a weight average molecular weight Mw of at least 10,000 and a molecular weight distribution Mw/Mn of at most 3.5, and the resin dispersion has a surfactant content of at most 15 parts by weight per 100 parts by weight of the polymer (C).

METHOD OF FORMING AN AQUEOUS POLYMER COMPOSITION
20240247113 · 2024-07-25 ·

Embodiments of the disclosure relate to a substrate etching system and process. A method may include generating a first solution comprising a first polymer resin and a second polymer resin, receiving a second solution comprising the first polymer resin and a third solution comprising the second polymer resin, assessing a viscosity of the first solution, and adjusting the viscosity using the second solution and the third solution according to a downstream viscosity range.

SILICONE HYDROGEL LENSES WITH WATER-RICH SURFACES

The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.

Sizing agent-coated reinforcing fibers, method for producing sizing agent-coated reinforcing fibers, prepreg, and fiber-reinforced composite material

Sizing agent-coated reinforcing fibers include reinforcing fibers and a sizing agent containing a polyrotaxane, the reinforcing fibers being coated with the sizing agent. Provided are sizing agent-coated reinforcing fibers that provide a fiber-reinforced composite material with excellent mechanical properties, a method for producing the sizing agent-coated reinforcing fibers, a prepreg including the sizing agent-coated reinforcing fibers, and a fiber-reinforced composite material with excellent mechanical properties including the sizing agent-coated reinforcing fibers.

COMPOSITION FOR POLYURETHANE FOAM CONTAINING POLYROTAXANE, POLYURETHANE FOAM DERIVED FROM COMPOSITION, AND METHOD FOR PRODUCING POLYURETHANE FOAM

The present invention provides: a polyurethane foam having excellent viscoelastic characteristics and/or excellent feeling; a composition for the polyurethane foam; and a method for producing the polyurethane foam. The present invention provides a composition for a polyurethane foam, the composition containing: (A) a polyol having three or more OH groups; (B) a compound having two or more isocyanate groups; and (C) a polyrotaxane obtained as a result of arranging, on both ends of a pseudo-polyrotaxane formed through skewering-like inclusion of a linear molecule through the openings of cyclic molecules, stopper groups so that the cyclic molecules do not dissociate from the pseudo-polyrotaxane.

SILICONE HYDROGEL LENSES WITH WATER-RICH SURFACES

The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.