Abstract: Disclosed herein are ion exchange membranes, electrochemical systems, and methods that relate to various configurations of the ion exchange membranes and other components of the electrochemical cell.

Abstract: An organometallic compound represented by Formula 1: wherein, in Formula 1, L11, M, R11 to R17, m, and n are the same as described in the specification.

Abstract: The present invention relates to a breathable film comprising at least one thermoplastic polymer and a surface-treated filler material product comprising a treatment layer comprising at least one mono-substituted succinic anhydride and/or at least one mono-substituted succinic acid and/or salty reaction product(s) thereof, a process for producing the same, and the use thereof. Furthermore, the present invention is directed to the use of a surface-treated filler material product comprising a treatment layer comprising at least one mono-substituted succinic anhydride and/or at least one mono-substituted succinic acid and/or salty reaction product(s) thereof in breathable films.

Abstract: The present invention provides a particulate water-absorbing agent which has an excellent fluid retention capacity under pressure and an excellent liquid permeability. Each of the following values of the particulate water-absorbing agent of the present invention falls within a certain range: a ratio represented by “centrifuge retention capacity/Ln (water-soluble component amount)”; a molecular weight distribution of the water-soluble component; a weight average molecular weight after a hydrolysis treatment; and a branching density after the hydrolysis treatment.

Abstract: A self-supported ion exchange membrane including a polymerized and crosslinked monomer, where the monomer includes: a least one ionic group, a polymerized group, and a silicate group; and a polymer chemically bonded to crosslinked monomer through the silicate group.

Abstract: The disclosure provides three-dimensional cross-linked polymer networks transport channels, arrays comprising the networks, processes for making the networks, and uses of the networks and arrays.

Abstract: The present invention provides coating compositions for forming a toner coating on a substrate containing a polymer comprising: (a) a N-vinyl amide monomer, (b) a vinyl acetate monomer, and (c) a solvent. The coating compositions may further comprise an additional hydrophobic monomer moiety. The present invention further provides coating compositions for forming a toner coating on a substrate containing a polymer comprising: (a) a N-vinyl amide monomer, (b) a styrene monomer, and (c) a solvent. The present invention further provides toner substrates coated with the coating compositions.

Abstract: Provided is a composition for forming a protective film for a transparent conductive film, said composition comprising a triazine ring-containing hyperbranched polymer comprising a repeating unit structure represented by formula (1) and a crosslinking agent having a molecular weight of 1,000 or greater. In formula (1): R and R? independently represent a hydrogen atom, an alkyl group, an alkoxy group, an aryl group or an aralkyl group; and Ar represents a definite aromatic ring-containing group.

Abstract: A hybrid article is disclosed including a coating disposed on and circumscribing the lateral surface of a core having a core material. The coating includes about 35% to about 95% of a first metallic material having a first melting point, and about 5% to about 65% of a second metallic material having a second melting point lower than the first melting point. The coating is sinter-bonded to the core. A method for forming the hybrid article is disclosed including disposing the core in a die, introducing a slurry having the metallic materials into a gap between the lateral surface and the die, and sintering the slurry, forming the coating. A method for closing an aperture of an article is disclosed including inserting the hybrid article into the aperture, and brazing the hybrid article to the article, welding the aperture with the hybrid article serving as weld filler, or both.

Abstract: An oxygen permeable polymer has the following formula: wherein RS is a non-sulfonyl halide portion of a sulfonyl halide monomer or polymer; XP is —NH or —NHCO; A is an optionally substituted alkyl; L is 0, 1 or 2; m is 2 or 3; Z is H or CH3; and n is 5-m. The polymer can be used in air separation devices, air concentrators, and in electrodes for electrochemical devices.

Abstract: A membrane having permselectivity for perchlorate ion is prepared using certain types of quaternary ammonium salts contained in a polymeric matrix material, which may be plasticized. Such membranes are useful in electrodialysis processes, whereby perchlorate-contaminated aqueous compositions are purified.

Abstract: The invention relates to thermoplastic elastomer compositions comprising a blend of a thermoplastic urethane polymer and a silicone composition, and to a process for forming a vulcanized thermoplastic elastomer composition. The thermoplastic elastomer composition comprises a blend of a thermoplastic organic polymer comprising a urethane polymer and (B) a silicone composition comprising (B1) a silicone base comprising (B1a) a diorganopolysiloxane gum having an average of at least 2 alkenyl groups per molecule and (B1b) from 1 to 50% by weight based on the diorganopolysiloxane gum (B1a) of a reinforcing filler, and (B2) an organohydrido silicone compound which contains an average of at least 2 silicon-bonded hydrogen groups per molecule, wherein the weight ratio of the thermoplastic organic polymer (A) to the silicone composition (B) is in the range 55:45 to 80:20.

Abstract: The ion exchange membrane according to the present invention comprises a layer A comprising a fluorine-containing polymer having a sulfonic acid group and a layer B comprising a fluorine-containing polymer having a carboxylic acid group, wherein a ratio of an ion cluster diameter of the layer B after electrolysis under the following electrolysis conditions to the ion cluster diameter of the layer B before the electrolysis [(the ion cluster diameter of the layer B after the electrolysis)/(the ion cluster diameter of the layer B before the electrolysis)] is 0.83 to 0.95: (Electrolysis Conditions) in a zero-gap base electrolytic cell where the ion exchange membrane is disposed between an anode chamber to which a 3.5 N aqueous sodium chloride solution is supplied and a cathode chamber to which a 10.8 N aqueous sodium hydroxide solution is supplied, electrolysis is performed for 7 days under conditions having a temperature of 85° C. and a current density of 6 kA/m2.

Abstract: A process and apparatus for enhanced boron removal from water. The process includes the steps of reacting potassium carbonate or ammonium carbonate with calcium borate in a stream of feed water to form a stream having calcium carbonate and potassium borate salt or ammonium borate salt. The stream having calcium carbonate and potassium borate or ammonium borate is introduced to an ion exchange vessel containing resin having methylglucamine in salt form with potassium carbonate or sodium carbonate to form borate and potassium sulfate or sodium sulfate. The resin in the ion exchange vessel is periodically regenerated.

Abstract: The present invention relates to a ternary mixture consisting of at least one homopolymer or copolymer of (meth)acrylic acid, partially or completely neutralized with sodium, with potassium, with lithium and/or with an amine, at least one solution of silicate or metasilicate chosen from the group consisting of a sodium silicate of formula Na2O.nSiO2 (with n varying between 1 and 4), sodium metasilicate Na2SiO3, a potassium silicate K2O.nSiO2 (with n varying between 1 and 4), potassium metasilicate K2SiO3 and a mixture of these compounds, and at least one base, as dispersion and/or grinding aid agents of kaolin in aqueous suspension.

Abstract: The present technology provides a rubber composition including: (A) 100 parts by mass of a diene rubber; (B) from 5 to 200 parts by mass of silica; (C) from 1 to 20 mass % of a silane coupling agent relative to the silica; and (D) from 1 to 20 mass % of a glycerin mono-fatty acid ester relative to a mass of the silica (B), the glycerin mono-fatty acid ester being derived from a fatty acid having from 8 to 24 carbons; not less than 10 parts by mass out of 100 parts by mass of the diene rubber (A) having a hetero atom-containing functional group in a main chain and/or a terminal thereof.

Abstract: A polymer blend including a vinylidene chloride interpolymer; an ethylene-acrylate interpolymer; and optionally one or more additives selected from the group consisting of stabilizers, plasticizers, and processing aids is provided. Also provided is an extruded film and a packaging or container which includes the film.

Abstract: The invention relates to copolymers comprising: at least one recurrent unit of the following formula (I): at least one recurrent unit of the following formula (II): and at least one recurrent unit of the following formula (III): wherein: R1 and R2 represent, independently of each other, an alkylene group; Z1 is a group of formula —PO3R3R4, R3 and R4 representing, independently of each other, a hydrogen atom, an alkyl group or a cation; Z2 is a group of formula —SO2R5, R5 representing an alkyl group or an aryl group; X and Y represent, independently of each other, a halogen atom or a perfluorocarbon group.

Abstract: The invention relates to a process for producing superabsorbents, comprising the preparation of partly neutralized acrylic acid by the steps (i) preparing an over-neutralized acrylic acid having a degree of neutralization of at least 100.1 mol-% by mixing of an acrylic acid 1 and a base and (ii) preparing a neutralized acrylic acid having a degree of neutralization from 50 to 85 mol-% by mixing of the over-neutralized acrylic acid and an acrylic acid 2, wherein the content of dimeric acrylic acid in the acrylic acid 2 is lower than the content of dimeric acrylic acid in the acrylic acid 1.

Abstract: A resin composition for laser marking includes a resin and laser absorbers. The resin includes 40%˜83% (methyl)acrylate-styrene based copolymers (A), greater than 0 to 45% (methyl)acrylate based copolymers (B) and 5˜35% core-shell copolymers (C) by weight. The laser absorbers include 0.01˜0.25 parts of carbon black (D) for each 100 parts by weight of the resin. The (methyl)acrylate-styrene based copolymer (A) includes 40˜80% (methyl)acrylate-containing monomer units, 20% to 60% styrene series monomer units and 0% to 30% other-polymerizable monomer units by weight. The (methyl)acrylate based copolymers (B) includes 92˜99% methacrylate-type monomer units, 1˜8% acrylate series monomer units and 0˜7% vinyl-group-containing polymerizable monomer units by weight and has a weight-average molecular weight ranging from 70,000 to 150,000.