In an aspect, a method of making a composition, comprising forming a solvent mixture comprising a polymer and a solvent; precipitating the solvent mixture with a non-solvent to form the composition comprising the filler in a fibrillated polymer matrix, wherein the composition is in the form of a particulate and at least one of the solvent and the non-solvent comprises a filler; and separating the composition from the solvent and the non-solvent to isolate the composition. In another aspect, a porous material wherein the filler particles are mechanically bonded together by the polymer and wherein the polymer is present as filaments adhering to and connecting the filler particles across interstitial spaces between the filler particles. In another aspect, a precipitated polymer solution produced by a phase inversion where the majority of the liquids can be mechanically removed.

A method of making an active layer for an activated carbon anode in a lead carbon battery includes forming a solvent mixture including poly(vinylidene fluoride) and a solvent; combining the solvent mixture with a non-solvent to form a precipitate comprising an activated carbon in a fibrillated poly(vinylidene fluoride) matrix; separating the precipitate from the solvent and the non-solvent; and forming the active layer from the precipitate. An active layer is formed by the method. A lead carbon battery includes an activated carbon anode comprising the active layer and a current collector, wherein the active layer is in electrical contact with the current collector; a lead oxide cathode that is in electrical contact with a cathode side current collector; an acid located in between the activated carbon anode and the cathode; and a casing encapsulating the activated carbon anode, the cathode, and the acid.

To provide a fluorinated resin composition which is capable of forming a resin film excellent in moist heat resistance and solar reflectance. The fluorinated resin composition comprises composite particles, a fluorinated polymer and a liquid medium, wherein the composite particles are a composite having a part or whole of the surface of aluminum particles coated with at least one member selected from the group consisting of an acrylic resin and silica; the total coating amount of the acrylic resin and silica is from 6 to 25 parts by mass per 100 parts by mass of the aluminum particles; and the water surface diffusion area is from 14,000 to 27,000 cm.sup.2/g.

The layered product includes at least one type of layer selected from the layers (1) and (2), and at least one type of layer selected from the layers (3) and (4), in which at least one layer of the at least one type of layer selected from the layers (1) and (2) is directly in contact with or adjacent via an adhesive layer to at least one layer of the at least one type of layer selected from the layers (3) and (4): layer (1): a layer prepared using an ethylene/-olefin/non-conjugated polyene copolymer; layer (2): a layer prepared using an ethylene/carboxylic acid copolymer; layer (3): a layer prepared using an acrylic-type rubber; and layer (4): a layer prepared using a halogen-containing polymer.

Disclosed herein are elastomer compounds comprising: at least one elastomer that is resistant to heat for 70 h at 100 C. such that the at least one elastomer exhibits at least one of the following properties selected from: (a) a change in durometer hardness of no more than 15 points, (b) a change in tensile strength of no more than 40%, and (c) a change in ultimate elongation of no more than 40% The elastomer compound further comprises at least one graphene-based material present in an amount ranging from 0.01 phr to 30 phr relative to the at least one elastomer and at least one carbon black present in an amount ranging from 15 phr to 150 phr relative to the at least one elastomer. Also disclosed are methods of making such compounds, and articles comprising elastomer compounds.

Polyurethane polymers are described comprising polymerized units comprising a hydroxy functional aromatic group wherein the hydroxy group has been functionalized with an adhesion promoting group. In some embodiments, the polyurethane polymer comprises polymerized units have the general structure wherein L.sub.1 and L.sub.2 are independently divalent linking groups comprising an urethane group; and R.sub.A is an adhesion promoting group bonded to the oxygen atom by means of an ionic or covalent bond. In other embodiments, film articles, laminates are described and methods of making functionalized polyurethane polymers are described.

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A battery separator includes a polyolefin microporous membrane having a width of 100 mm or more, and a porous layer laminated on at least one surface of the polyolefin microporous membrane. The polyolefin microporous membrane has a variation range of an F25 value in a width direction of 1 MPa or less, and the F25 value indicates a value obtained by dividing a load value measured at 25% elongation of a specimen with use of a tensile tester by a cross-sectional area of the specimen. The porous layer contains a fluorine-based resin and an inorganic particle.

Provided is a coating composition capable of forming a coating film capable of maintaining excellent tack-free properties (releasability) for a long period of time on a plastic substrate or a rubber substrate, and particularly an elastic substrate made of rubber. The coating composition contains a rubber and an oil that is a liquid at 25? C., wherein the oil is dispersed at an average particle diameter of 50 ?m or less.

A coating material capable of forming a film that is free of squeakiness and is less likely to suffer staining of clothing dye on the surface of a base such as a rubber molded article. The coating material contains fluororesin primary particles having an average particle size of 0.2 to 200 nm, a curable silicone resin in an amount of 0.1 to 250 mass % relative to the fluororesin primary particles, and water.

An additive composition that includes fluoropolymer, synergist, and fatty acid metal salt.