Abstract: A toughener composition comprising: a) a polyol component selected from the group consisting of a polyether polyol, a polyester polyol, a polycaprolactone polyol, a hydroxyl-terminated polybutadiene, and mixtures or copolymers thereof; and b) a core shell rubber comprising a rubber particle core and a shell layer wherein said core shell rubber has a particle size of from 0.01 ?m to 0.5 ?m is disclosed. The toughener can be used in epoxy resin compositions for composite applications.

Abstract: A block copolymer includes: a first block, and a second block copolymerized with the first block. The second block includes a silyl group including a ring-type functional group.

Abstract: The present invention provides a polyester polyol, preferably a plant-derived polyester polyol, suitable for a composition for polyurethane foam that contributes to the reduction of load on the environment and has a good balance of high resilience, moderate hardness, and high durability as a cushioning material for vehicle seat cushions. A polyester polyol having a hydroxyl value in the range of 15 to 100 mgKOH/g according to the present invention is produced by a condensation of raw materials comprising at least one selected from the group consisting of fatty acids having a hydroxy group and fatty acid esters having a hydroxy group with a polyhydric alcohol having an average number of functional groups of more than three but not more than eight. The raw materials contain 90% to 100% by mass of a fatty acid having a hydroxy group and a fatty acid ester having a hydroxy group in total.

Abstract: The presently disclosed technology provides a composition and method for producing a thermally stable, rigid polyurethane and/or polyisocyanurate foam by reducing or eliminating the presence of alkali metal components and/or alkali earth metal components, thereby producing a foam, which under fire conditions, will at least maintain its volume or intumesce or not reduce its volume by more than about 30%. The presently disclosed technology allows for a reduction in alkali and/or alkali earth metal components in foams that meet current standards with reduced fire retardant loadings. The presently disclosed technology further provides foams with lower alkali and/or alkali earth metal components which may be made to increase in volume under fire conditions.

Abstract: The present invention provides long chain, active polyether polyols which are characterized by a functionality of 2 to 6 and an equivalent weight of 1000 to 2200 Da. These long chain polyethers comprise the alkoxylation product of (1) a starter composition having an equivalent weight of 350 Da or less, with (2) one or more alkylene oxides, in which up to 20% of ethylene oxide may be added as a cap, in the presence of (3) at least one basic catalyst. Suitable starter compositions (1) comprise the alkoxylation product of (a) a low molecular weight polyether having a functionality of 3 and an equivalent weight of less than 350 Da, (b) at least one low molecular weight starter compound comprising glycerin, and (c) propylene oxide or a mixture of propylene oxide and ethylene oxide, in the presence of (d) at least one double metal cyanide catalyst. A process for preparing these long chain polyether polyols is also disclosed.

Abstract: Processes for purifying diketopyrrolopyrrole (DPP) copolymers are disclosed. An organic phase containing the DPP copolymer is treated with an aqueous ammonia solution and then with a palladium scavenger. The DPP copolymer is then isolated, and has a very low palladium content. The resulting DPP copolymer has high mobility.

Abstract: The present invention provides a novel partially hydrogenated phenolic resin being prepared by selectively hydrogenating double bonds other than those on aromatic rings of a phenolic resin and having a hydrogenation ratio of the double bonds of from 30 to 100% and a hydroxyl value of from 30 to 500 mgKOH/g, a rubber composition comprising the resin and exhibiting excellent grip performance and abrasion resistance, and a pneumatic tire produced using the rubber composition.

Abstract: The present invention relates to a method for preparing a copolymer from at least one cyclic monomer selected from: a lactone, a lactam, a carbonate, a lactide and a glycolide, an oxazoline, an epoxide, a cyclosiloxane, comprising the step consisting of reacting said cyclic monomer in the presence of a substituted phosphorus-containing compound. It also relates to the polymer composition obtained according to this method, as well as the uses thereof, notably as antistatic additives, biocompatible materials, as membranes for treatment of effluents or in electrochemical systems for energy storage.

Abstract: An automotive injection-molded product includes natural pellets and masterbatches that color the natural pellets. In the automotive injection-molded product, a color difference between a high concentration portion and a low concentration portion of the masterbatches with respect to the natural pellets in a flat plate is not more than 6.5.

Abstract: The invention provides a heat-shrinkable polyester film with high mechanical strength in a width direction that is orthogonal to the main shrinking direction and high tensile rupture elongation in the film width direction after being subjected to an aging treatment in a high-temperature environment. The heat-shrinkable polyester film is made from a polyester resin containing ethylene terephthalate as the main component and a monomer component that can serve as an amorphous component in an amount of 0 mol % or more and less than 1 mol % relative to the total amount of polyester resin components.

Abstract: Processes for increasing the chemical resistance of a surface of a formed article are disclosed. The formed article is produced from a polymeric composition comprising a photoactive additive containing photoactive groups derived from a monofunctional benzophenone. The surface of the formed article is then exposed to ultraviolet light to cause crosslinking of the photoactive additive and produce a crosslinked surface. The crosslinking enhances the chemical resistance of the surface. Various means for controlling the depth of the crosslinking are also discussed.

Abstract: The present invention relates to a method of manufacturing polyalkylene carbonate. More specifically, the method of manufacturing polyalkylene carbonate includes solution-polymerizing an epoxide compound and carbon dioxide in the presence of a cobalt complex having a neutral singe-site as a catalyst and a solvent, thereby providing stability and adjusting degree of polymerization and being advantageous for performing a post-treatment process after polymerization.

Abstract: An object of the present invention is to provide a method for efficiently and highly selectively preparing a composition comprising a perfluoropolyether having a carboxyl group at one terminal at a higher ratio. The present invention provides a method for increasing a ratio of a perfluoropolyether having a carboxyl group at one terminal, relative to a total amount of the perfluoropolyether having a carboxyl group at one terminal and a perfluoropolyether having carboxyl groups at both terminals in a composition comprising these perfluoropolyethers, wherein the method comprises a step of subjecting the composition to chromatography in which a moving phase is supercritical or subcritical state carbon dioxide of the specific temperature and the specific pressure, and a stationary phase is silica gel to thereby collect a fraction containing the perfluoropolyether having a carboxyl group at one terminal at a higher ratio.

Abstract: The present invention relates to esterified glycerylated alkyl glycoside and to a process for making same. The esterified glycerylated alkyl glycoside have one or more polyglyceryl moieties and one or more acyl moieties, wherein all of the one or more acyl moieties are situated on the one or more polyglyceryl moieties via an ester linkage. These compounds have been found to be useful as emulsifiers and coemulsifiers in the formulation of a phase stable emulsions suitable for use in personal care, home care, industrial and institutional, and health care applications.

Abstract: We report a new class of single-ion electrolyte including pendant lithium perfluoroethyl sulfonates. Embodiments may be based on, for example, aromatic poly(arylene ether)s, polyphenylenes, or polyarylene sulfides. The microporous polymer film saturated with organic carbonates exhibits a nearly unity tLi+, state-of-the-art conductivities (e.g. >10?3 S cm?1 at room temperature) over a wide range of temperatures, high electrochemical stability, and outstanding mechanical properties, which enables the membrane to function as both ion conducting medium and separator in the batteries.

Abstract: The present invention relates to novel cast polyamides, to processes for production thereof and to the use thereof.

Abstract: Provided is a moisture absorbing and releasing material including a polyether polyamide in which a diamine constituent unit thereof is derived from a specified polyether diamine compound (A-1) and a xylylenediamine (A-2), and a dicarboxylic acid constituent unit thereof is derived from an ?,?-linear aliphatic dicarboxylic acid having from 4 to 20 carbon atoms, wherein in the case where when held at 23° C. and 80% RH, its coefficient of saturated moisture absorption is defined as 100%, a normalized coefficient of moisture absorption after holding in an environment at 23° C. and 80% RH until a coefficient of moisture absorption reaches a saturated state and then further holding in an environment at 23° C. and 50% RH for 60 minutes is from 1 to 50%.

Abstract: A series of novel phosphorus-containing compounds having the following formula is provided: in which: R1-R4, A, Q and m are as defined in the specification. A process for the preparation of the compound of formula (I) is also provided. A polymer of formula (PA), and preparation process and use thereof are further provided. A polymer of formula (PI), and preparation process and use thereof are also provided.

Abstract: A polyimide containing at least one of repeating units represented by the following general formulae (1) and (2): wherein the formulae (1) and (2), R1, R2, and R3 each independently represents a hydrogen atom or the like, R4 represents an aryl group having 6 to 40 carbon atoms, and n represents an integer of 0 to 12, wherein a total amount of the repeating units represented by the general formulae (1) and (2) is 90% by mole or more relative to all repeating units.

Abstract: The present invention has its object to provide a liquid-form modified product of polyhedral polysiloxane which is excellent in moldability and transparency, and a composition produced using the modified product. In addition, the present invention can provide an easy-to-handle modified product and composition. The present invention provides a modified product of polyhedral polysiloxane which is obtainable by modifying a polyhedral polysiloxane compound (a) with a compound (b), and a composition containing the modified product. The polyhedral polysiloxane compound (a) has an alkenyl group and/or a hydrosilyl group, and the compound (b) has a hydrosilyl group and/or an alkenyl group each capable of hydrosilylation with the component (a).

Abstract: The present invention has its object to provide a liquid-form modified product of polyhedral polysiloxane which is excellent in moldability and transparency, and a composition produced using the modified product. In addition, the present invention can provide an easy-to-handle modified product and composition. The present invention provides a modified product of polyhedral polysiloxane which is obtainable by modifying a polyhedral polysiloxane compound (a) with a compound (b), and a composition containing the modified product. The polyhedral polysiloxane compound (a) has an alkenyl group and/or a hydrosilyl group, and the compound (b) has a hydrosilyl group and/or an alkenyl group each capable of hydrosilylation with the component (a).

Abstract: The present disclosure pertains to methods and/or systems for making a SIPN and/or an IPN by physically mixing at least one vinyl functional thermoset with at least one thermoplastic resin. For example, a method of producing a resin composition comprising: mixing at least one vinyl functional thermoset resin with at least one thermoplastic resin wherein: the two resins are sufficiently miscible at a mixing viscosity of at least at least 5,000 cPs measured at the temperature of mixing and the mixing results in sufficient laminar flow such that a substantial portion of the resin mixture forms an IPN and/or a SIPN. The IPNs and/or SPINs formed have one or more superior properties over mixtures of the same resins.

Abstract: A polymeric master batch for preparing an antimicrobal and antifungal and antiviral polymeric material comprising a slurry of thermoplastic resin, an antimicrobal and antifungal and antiviral agent consisting essentially of water insoluble particles of ionic copper oxide, a polymeric wax and an agent for occupying the charge of the ionic copper oxide.

Abstract: kiA polyethylene resin having an a parameter of between 0.20 and 0.40 and an MWD of between 1 to 6.

Abstract: The present invention relates to a polymer film containing a binder resin and polyrotaxane having a specific structure, and a flexible light emitting element display device and a rollable display device including the coating film.

Abstract: Provided is a polymer nanofiber sheet having high delamination resistance, a high mechanical strength, and a high specific surface area. Specifically, provided is a polymer nanofiber sheet, including polymer nanofibers, the polymer nanofibers being laminated and three-dimensionally entangled with each other, in which: at least part of the polymer nanofibers are crosslinked at a crosslinked part having crosslinking portions and a non-crosslinking portion; and the crosslinked part contains a low-molecular weight epoxy compound having a molecular weight of from 100 to 3,000.

Abstract: We disclose a monovinylarene-conjugated diene block copolymer containing a plurality of monovinylarene-conjugated diene mixed blocks, wherein each mixed block contains conjugated diene units and monovinylarene units in a weight ratio of about 0.05 to about 0.33. We also disclose a composition containing (a) from about 50 parts by weight to about 95 parts by weight of the monovinylarene-conjugated diene block copolymer and (b) from about 5 parts by weight to about 50 parts by weight of polystyrene; wherein the monovinylarene-conjugated diene block copolymer and the polystyrene total 100 parts by weight.

Abstract: A modified polyphenylene ether according to one aspect of the invention has an intrinsic viscosity, as measured in 25° C. methylene chloride, of from 0.03 to 0.12 dL/g, has on molecular ends thereof an average of 1.5 to 3 groups represented by formula (1) below per molecule, and includes not more than 5 mass % of a high-molecular-weight component having a molecular weight of 13,000 or more. In formula (1), R1 is a hydrogen atom or an alkyl group of 1 to 10 carbons, and R2 is an alkylene group of 1 to 10 carbons.

Abstract: An insulation product comprising fibers consolidated with a binder is disclosed to which a non-aqueous moisturizer has been included. The binder is disposed upon the fibers and the non-aqueous moisturizer is in contact with fibers and/or binder. The insulation product may be an uncured fiber insulation product in which the binder is an uncured binder. The insulation product may be packaged in a suitable material. Accordingly, disclosed is a packaged uncured fiber insulation product.

Abstract: The use of a certain copolymer is described for reducing the gas-permeability of rubber material. A rubber material provided with a barrier material in the form of the copolymer is also described. The copolymer can be produced via ring-opening metathesis polymerization of a) one first olefin monomer selected from the group consisting of cyclic olefin monomers having at least one endocyclic C—C double bond, where no tertiary carbon atom bearing a hydrogen atom is present in alpha-position to the double bond, and b) one second olefin monomer selected from the group consisting of cyclic olefin monomers having one endocyclic C—C double bond, where a tertiary carbon atom bearing a hydrogen atom is present in at least one alpha-position to the double bond, where the copolymer has been oxidized at least to some extent, where the amount of polycyclic olefin monomers used to produce the copolymer with at least two C—C double bonds is zero or less than 1 mol %, based on the entirety of the monomers.

Abstract: A member that, while maintaining water repellency and oil repellency, has an improved slidability (water-sliding property that allows for easy removal of water droplets on a surface) is provided. The member according to the present invention having, at least on a surface thereof, a cured layer obtained by curing a curable resin composition includes, in an area within 1 nm in depth from an outermost surface of the cured layer, a fluorine element at 1.0 at % to 10.0 at % and a silicon element at 1.0 at % to 20.0 at %.

Abstract: The present invention appreciates that compounds comprising nitrogen-containing moieties that are at least divalent (e.g., urea, urethane, amide, etc.) can be reacted with azides using at least radiation energy to initiate the reaction between at least a portion of the compounds and the azides to form membranes that have surprisingly high selectivities for acid gases relative to nonpolar gases such as hydrocarbons. The membranes are also resistant to CO2 plasticization and have high acid gas flux characteristics. The resultant membranes can be extremely thin (e.g., 10 micrometers or less), which promotes high permeability for the acid gas and can translate into high productivity on a scaled-up, industrial level.

Abstract: The invention provides a composition comprising the following: A) a first polymer selected from the following: i) an ethylene/?-olefin interpolymer; or ii) an ethylene/?-olefin multi-block interpolymer; B) a second polymer selected from the following: iii) an ethylene/?-olefin interpolymer; iv) an ethylene/?-olefin/non-conjugated diene interpolymer; or v) an ethylene/?-olefin multi-block interpolymer; and wherein the first polymer has a density from 0.880 to 0.910 g/cc, and the second polymer has a density less than, or equal to, 0.867 g/cc, and wherein the weight ratio of the first polymer to the second polymer is from 0.5 to 9.

Abstract: An extruded foam sheet having a foam layer constituted of a base resin containing low density polyethylene as a major component thereof, wherein the foam sheet has an apparent density of 45 to 450 kg/m3, an average thickness of 0.03 mm or more and less than 0.3 mm and a dimensional change of ?5% to 0% in the extrusion direction when heated at 80° C. for 24 hours and wherein cell walls of the foam layer have an average thickness of 6 to 70 ?m. The foam sheet may be used as an interleaf sheet for glass plates.

Abstract: A low-wear microporous friction material with a high stability coefficient and a manufacturing method thereof are provided. The formula of the friction material includes GM-15 resin 15-50 wt %, rubber 0-10 wt %, shaping aid 0.5-5 wt %, sintering aid 0.5-5 wt %, foaming aid 0.5-5 wt %, kaolin powder 0.5-20 wt %, barite powder 5-40 wt %, carbon fiber 2-20 wt %, KEVLAR 1-5 wt %, zinc oxide 1-10 wt %, and iron oxide red 0-2 wt %. By adjusting the hydrophilicity of the friction material and controlling the surface tension of the material, the friction coefficient of the material is kept from lowering under wet conditions and is rendered stable in dry and wet conditions. More specifically, the friction coefficient of the friction material stays above 0.25 under wet conditions, and the stability coefficient of the friction coefficient can reach 85% or above on an MM 1000 tester.

Abstract: The invention relates to a method for producing thin porous membranes made of cross-linkable silicone compositions (S), according to which method an emulsion is formed from the silicone compositions (S) using a pore forming agent (P) in the presence of an emulsifier (E) and optionally solvent (L) in a first step, the emulsion is given a form and the solvent (L), if present, is allowed to evaporate in a second step, the emulsion is cross-linked in a third step, and the pore forming agent (P) is removed from the cross-linked membrane in a fourth step. The invention further relates to membranes that can be produced according to the method and to the use thereof for separating mixtures, in adhesive plasters, as a water-repellent and breathable layer in textiles or as packaging materials.

Abstract: The present invention relates to a process for devolatilising polymer-containing media such as, in particular, polymer melts, polymer solutions and dispersions and also devolatilisation apparatuses for carrying out the abovementioned process.

Abstract: Coating compositions with light absorbing chromophores and method of making the compositions are disclosed. The compositions include a photocatalytic pigment attached to at least one light absorber covalently or non-covalently. The light absorber provides protection to the coating polymer from UV-induced photocatalytic activity of the pigments.

Abstract: A reinforced composite material based on a polymer matrix with reinforcement particles embedded therein. The polymer matrix is based on a polymer with soft and hard domains, and the reinforcement particles comprise inorganic nano-platelets in the polymer matrix in a volume fraction in the range of 0.01%-50%, the inorganic nano-platelets have a thickness in the range of 0.3-50 nm, with the proviso that the largest length and width is at least twice as large as the thickness; as well as inorganic micro-platelets in a volume fraction in the range of 1%-90%, wherein the inorganic micro-platelets have a thickness in the range of 10 nm-100 ?m, with the proviso that the largest length and width is at least twice as large as the thickness. Also disclosed are multilayer structures based on such layers, methods for making such multilayer structures and uses thereof.

Abstract: Disclosed is a method for producing nanometer lithopone from electrolytic zinc acid leaching residue. The method comprises specific steps of: leaching, purifying, carrying out a metathetical reaction, washing, smashing and the like. Through these steps, zinc is selectively leached out by an ammonia-ammonium sulfate process; and iron and arsenic are removed by ammonium persulfate, heavy metal elements such as nickel, copper, lead, cadmium and the like are removed by sulfurization method and zinc powder replacement method; and a metathetical reaction is carried out to obtain an nZnS—BaSO4 crystalline filter cake, the crystalline filter cake is dried and smashed to obtain a nanometer lithopone product. The zinc in the acid leaching residue can be recycled effectively by this method.

Abstract: An ultra-fine nepheline syenite powder produced from a pre-processed nepheline syenite powder feedstock. The powder having a “controlled” maximum grain size D95 or D99 of less than about 20 microns and a “controlled” minimum grain size D5 in the range of 2-8 microns with a particle size spread D5-D95 of less than about 12 microns.

Abstract: Nontoxic Near infra-red Reflecting (NIR) inorganic pigments, characteristically blue and well suited for the colouration of a wide variety of substrates, for example, plastics and concrete building roofing material, etc., comprise mixed metal silicate having the general formula: LaxSr1-xCu1-yLiySi4O10, where x is equal to 0 to 0.5 and y is equal to 0 to 0.5. These silicates with tetragonal crystal structure are prepared by calcination method in air atmosphere.

Abstract: The present invention (a) provides, at low cost, a water absorbing agent (i) that has a suppressed amount of generated dust and a suppressed amount of dust that increases over time and (ii) that also has a high absorption capacity without load, a high absorption capacity under load, a high vertical diffusion absorbency under load, and a high absorbency in a short period of time, and (b) also provides a method for evaluating, in a short period of time, an amount of dust that increases over time. A particulate water absorbing agent of the present invention includes: a surface crosslinked polyacrylic acid (salt)-based water absorbent resin as a main component; a hydrophilic polymer compound; and a stabilizing agent.

Abstract: The present disclosure is related to a family of metals chelates for use as a hydrogen sulfide scavenger in asphalt, and the preparation thereof. The metal chelates, in particular amino acid metal chelates, are particularly efficient at reducing the hydrogen sulfide emissions of asphalt.

Abstract: The invention pertains to filler modified with functional particles in a high energy dry-blending process through collisions of sufficient energy to bound, adhere, or otherwise associate the pigment particles to the filler.

Abstract: Provided is a polyether polyamide composition including a polyether polyamide in which a diamine constituent unit thereof is derived from a specified polyether diamine compound and a xylylenediamine, and a dicarboxylic acid constituent unit thereof is derived from an ?,?-linear aliphatic dicarboxylic acid having from 4 to 20 carbon atoms and a stabilizer.

Abstract: Disclosed herein is a method for utilizing the exothermic energy generated by a low temperature cure reaction to access a high-temperature cure reaction, which is otherwise energetically inaccessible at a chosen tool temperature, thereby producing a cured resin matrix with properties closely matching to those produced via high-temperature cure reactions but achieved via a short cure time and low cure temperature. Also disclosed is a short-cure resin composition containing: (a) at least one multifunctional epoxy resin having an epoxy functionality of greater than 1; (b) a hardener composition containing (i) at least one aliphatic or cycloaliphatic amine curing agent having one or more amino groups per molecule; (ii) at least one aromatic amine curing agent having one or more amino groups per molecule; and optionally, (iii) an imidazole as curing accelerator. The improved properties of this resin composition include being curable at a temperature of ?120° C.

Abstract: The invention relates to a railway vehicle comprising an electrical or electronic system comprising a plastic part, characterized in that the plastic part is made from a halogen free flame retardant polymer composition comprising a thermoplastic polymer, glass fibers and melam. The invention relates to a plastic part as described here above, or an electrical or electronic product or system comprising said plastic part, labeled with a classification according to EN45545 or according to NFF 16-101.

Abstract: The instant invention relates to polymer compositions comprising a calcium hypophosphite, an aluminium inorganic salt and an additive improving the flame retardant properties of the composition other than the hypophosphite salts.

Abstract: Provided is a polyether polyamide composition including 100 parts by mass of a polyether polyamide resin in which a diamine constituent unit thereof is derived from a specified polyether diamine compound and a xylylenediamine, and a dicarboxylic acid constituent unit thereof is derived from an ?,?-linear aliphatic dicarboxylic acid having from 4 to 20 carbon atoms, having blended therein from 15 to 200 parts by mass of a filler.