Abstract: This invention relates to novel double metal cyanide catalysts and to a process for the production of these double metal cyanide catalysts. These DMC catalysts can be used to prepare polyoxyalkylene polyols which have low amounts of high molecular weight tail compared polyoxyalkylene polyols prepared from DMC catalysts of the prior art.

Abstract: This invention relates to a process for preparation of polyether alkoxylated carbonates. These products may also be referred to as polyether polycarbonates. This process simultaneously transcarbonates and alkoxylates a mixture of one or more carbonate compounds, and one more hydroxyl group containing compounds, with at least one alkylene oxide in the presence of a mixture of catalysts. The catalyst mixture contains at least one DMC catalyst and at least one non-alkaline transesterification catalyst. This invention also relates to novel polyether polycarbonates, a process for preparing polyurethane foams from these novel polyether polycarbonates and to foams comprising these novel polyether polycarbonates.

Abstract: A method of forming a crosslinked polymer comprising the step of reacting a crosslinkable group in the presence of a polymer, wherein: the crosslinkable group comprises a core unit substituted with at least one crosslinkable unit of formula (I): the crosslinkable group is bound to the polymer or is a crosslinkable compound mixed with the polymer; Ar is aryl or heteroaryl which may be unsubstituted or substituted with one or more substituents independently selected from monovalent substituents and a divalent linking group linking the unit of formula (I) to the core unit; and R is independently in each occurrence H, a monovalent substituent or a divalent linking group linking the unit of formula (I) to the core unit, with the proviso that at least one R is not H.

Abstract: Monomer embodiments that can be used to make polymers, such as homopolymers, heteropolymers, and that can be used in particular embodiments to make sequence-defined polymers are described. Also described are methods of making polymers using such monomer embodiments. Methods of using the polymers also are described.

Abstract: The present invention relates to a method for separating volatile substances, particularly iodine, diiodized aromatic compounds and/or mixtures thereof, from material mixtures containing said compounds. The invention further relates to a device for producing polyarylene sulphides, by means of which volatile substances, particularly iodine and diiodized aromatic compounds, can be separated from the polymers.

Abstract: A multi-stage process and system for formation of a polyarylene sulfide is described. A first polymerization stage of the formation process can include reaction of a sulfide monomer with a dihaloaromatic monomer to form a prepolymer. A second polymerization stage can include further polymerization of the prepolymer with a sulfur-containing monomer and a dihaloaromatic monomer to form a low halogen content polyarylene sulfide. The amount of sulfur utilized in the second polymerization stage is a low fraction of the total amount of sulfur utilized in the multi-stage process.

Abstract: A formulation includes a base resin, a nucleating agent, and a blowing agent. The formulation can be used to form a container.

Abstract: The present disclosure provides a method for producing an aerogel, the method comprising reacting at least one acid monomer with at least one diamino monomer in a first solvent under conditions appropriate to form a polyimide polymer; conducting a solvent exchange wherein the first solvent is exchanged for a second solvent, said second solvent having a freezing point, wherein said solvent exchange further comprises (1) submersing the polyimide polymer in the second solvent in a pressure vessel and (2) creating a high pressure environment inside the pressure vessel for a first period of time; cooling the polyimide polymer to a first temperature below the freezing point of the second solvent; and subjecting cooled polyimide polymer to a first vacuum for a second period of time at a second temperature.

Abstract: A process for making a crystalline latex suitable for use in a toner by phase inversion emulsification (PIE) where when resin of particular acid number is neutralized to a certain degree, smaller sized resin particles are obtained reproducibly.

Abstract: Use of thermoplastic molding compositions comprising, as essential components, A) from 29 to 99.8% by weight of a polyester, B) from 0.2 to 2.0% by weight of alkali metal salts of aliphatic carboxylic acids or a mixture of these, based on 100% by weight of A) and B), and also moreover C) from 0 to 70% by weight of further additives, where the total of the % by weight values for A) to C) is 100%, for producing laser-transparent moldings of any type.

Abstract: Provided are a xylylenediamine composition containing xylylenediamine and bis(methylbenzyl)amine, a content of the bis(methylbenzyl)amine being 0.0005 to 0.1 parts by mass based on 100 parts by mass of the xylylenediamine; and a method for producing a polyamide resin including the steps of introducing a diamine containing xylylenediamine, a dicarboxylic acid, and bis(methylbenzyl)amine in an amount of 0.0005 to 0.1 parts by mass based on 100 parts by mass of the xylylenediamine into a reaction system and performing a polycondensation reaction.

Abstract: An organoclay composition where a phyllosilicate clay is exchanged with quaternary ammonium ions having a formula of [NR1R2R3R4]+ wherein at least one of R1, R2 and R3 is a mixture of branched alkyl groups.

Abstract: A composite composition comprising a polymeric resin; n organoclay compositions where a phyllosilicate clay is exchanged with quaternary ammonium ions having a formula of [NR1R2R3R4]+ wherein at least one of R1, R2 and R3 is a mixture of branched alkyl groups.

Abstract: A transparent polyamide resin composition includes a transparent polyamide resin which is a copolymer of an alicyclic diamine and a dicarboxylic acid and which has a refractive index of 1.500 to 1.550, and a transparent crosslinking auxiliary having a refractive index of 1.500 to 1.550, in which the amount of the crosslinking auxiliary added is 13 to 26 parts by mass relative to 100 parts by mass of the transparent polyamide resin, and the crosslinking auxiliary is dispersed, as phases with a diameter of 350 nm or less, in the transparent polyamide resin. A crosslinked transparent polyamide resin molded body is obtained by molding the transparent polyamide resin composition and crosslinking the transparent polyamide resin.

Abstract: There are described compositions comprising a) an emulsion crude rubber, synthetic latex or natural rubber latex subject to oxidative, thermal, dynamic and/or light-induced degradation, b) a compound of the formula (I) wherein R1 is C8-C12alkyl, R2 is hydrogen, C1-C12alkyl, cyclohexyl, 1-methylcyclohexyl, benzyl, ?-methylbenzyl, ?,?-dimethylbenzyl or —CH2—S—R1, R3 is C1-C12alkyl, benzyl, ?-methylbenzyl, ?,?-dimethylbenzyl or —CH2—S—R1, R4 is hydrogen or methyl, and c) a styrenated diphenylamine of the formula (II).

Abstract: A release coating composition is prepared comprising a polyorganosiloxane (A) having alkenyl groups, a crosslinking agent (B) having organohydrogensiloxane groups, a catalyst for the hydrosilylation reaction between (A) and (B), and an anchorage additive for enhancing the adhesion of the composition to a polymer film substrate. The anchorage additive is the reaction product of a fluid polyorganosiloxane (C) containing at least one alkenyl group and at least one silanol group with a hydrolysable silane (D) containing at least one epoxide group. The curable silicone release coating composition can be applied to a substrate known as a ‘liner’ retaining a label, which liner can for example be paper or a polymer film, and cured.

Abstract: A sizing composition for insulating products based on mineral wool, in particular on glass or on rock, includes: at least one saccharide, at least one organic polycarboxylic acid having a molar mass of less than or equal to 1000, and at least one reactive silicone. Furthermore, insulating products based on mineral fibers thus obtained and the process for the manufacture thereof are presented.

Abstract: The present invention relates to a composition comprising nanoparticles stabilized by an at least partially deprotonated biopolymer and a method for the preparation thereof.

Abstract: The present invention is directed to plant fiber-reinforced thermoplastic compositions and a method for reinforcing thermoplastic resins. The present invention provides a use for the cellulose portion of a plant material, which is the portion left over after processing the selected plant materials to separate the hemi-cellulose and lignin from the cellulose.

Abstract: A composition based on a polypropylene homopolymer and/or copolymer for preparing caps for carbonated drinks has enhanced properties of rigidity and leak-tightness without the need for using additional seals. The composition includes: 85.65 to 97.87 parts of a polypropylene homopolymer and/or copolymer; 1.5 to 12 parts of an ethylene-octene and/or ethylene-methyl acrylate elastomer, and an additive selected from 0.3 to 1.2 parts of a lubricating and/or sliding agent; 0.05 to 0.3 parts of a nucleation agent; 0.08 to 0.25 parts of an antioxidant and/or antistatic agent, and 0.2 to 0.6 parts of an antistatic agent. The polypropylene polymer is selected from a polypropylene homopolymer and has an isotacticity greater than 94% and a MFR of 0.5-7 g/10 min, and/or the polypropylene copolymer is selected from a heterophasic copolymer (ethylene-propylene) and has an isotacticity greater than 88% and a MFR of 0.5-7 g/10 min and/or mixtures of same.

Abstract: A resin composition including a thermoplastic resin, a glass fiber, a resin which is different from the thermoplastic resin and contains at least one of an amide bond and an imide bond, and a compatibilizer, wherein a part of the resin which is different from the thermoplastic resin and contains at least one of an amide bond and an imide bond forms a domain having a diameter of from 5 ?m to 10 ?m in a matrix of the thermoplastic resin.

Abstract: A soft thermoplastic resin composition comprising: 100 parts by weight of a resin component (A) containing 65 to 85 parts by weight of a vinyl chloride resin having a degree of polymerization of 2000 or less, and 15 to 35 parts by weight of a polyhydroxyalkanoate; 0.1 to 8 parts by weight of a resin component (B) which is one or more resins selected from the group consisting of a (meth)acrylate resin and an acrylonitrile-styrene resin, and has a weight average molecular weight, in terms of the polystyrene, of 400,000 or more; and 12 to 22 parts by weight of a plasticizer.

Abstract: A high performance acrylonitrile butadiene styrene (ABS) polymer blend comprising ABS, polylactic acid (PLA), an acrylic copolymer based lubricant and a polymeric chain extender.

Abstract: A resin composition includes a polycarbonate resin, a polyethylene terephthalate resin, a glycidyl group-containing polyethylene copolymer, an organic phosphorus flame retardant, and a flame retardant antidrip agent, wherein the polycarbonate resin and the polyethylene terephthalate resin are contained in a specific content range, and wherein the glycidyl group-containing polyethylene copolymer is a polyethylene copolymer which is constituted with a glycidyl group-containing (meth) acrylic acid ester unit and an ethylene unit, in which a content of the glycidyl group-containing (meth) acrylic acid ester unit in the glycidyl group-containing polyethylene copolymer is in a range of 2% by weight to 20% by weight, and has a glass transition point of 0° C. or lower, or is a copolymer obtained by performing graft polymerization of a polymerizable vinyl monomer onto a main chain of the polyethylene copolymer constituted with a glycidyl group-containing (meth) acrylic acid ester unit and an ethylene unit.

Abstract: A silicone rubber-based hardening composition includes a linear organopolysiloxane having a vinyl group (A), an organohydrogen polysiloxane (B), and a silica filler (C) of which surface is treated with a silane coupling agent having a trimethylsilyl group. The linear organopolysiloxane having a vinyl group (A) includes a first linear organopolysiloxane having a vinyl group (A1), and a second linear organopolysiloxane having a vinyl group (A2).

Abstract: Disclosed herein is a polyorganosiloxane having the structure of Formula I: wherein, R1 and R2 are independently a hydrocarbon radical, an unsaturated radical, an alkoxy radical, an aryl radical or an alkenyloxy radical. R3 is an organic UV absorbing group, R4 independently is a direct bond, hydrocarbon radical optionally substituted with oxygen and nitrogen, or a group of Formula II(a) or Formula II(b) wherein A and B are a hydrocarbon radical, R5 is independently a hydrogen, a halogen, an aliphatic group having from 1 to 6 carbon atoms, an aromatic group having 6 to 8 carbon atoms, an alkoxy group having from 1 to 6 carbon atoms, or an aryloxy group, R6 is independently a hydroxyl group, an amine group, an acid chloride group, or a sulfonyl halide group, x is from 1 to 300, y is from 0 to 50 and z is from 1 to 50. The polyorganosiloxane is used to make various copolymers or polymer blends. A variety of articles can be made using the polysiloxane described as a polymer blend or copolymer.

Abstract: Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom. Methods for digesting cellulosic biomass solids may comprise: providing cellulosic biomass solids in a digestion solvent; at least partially converting the cellulosic biomass solids into a phenolics liquid phase comprising lignin, an aqueous phase comprising an alcoholic component derived from the cellulosic biomass solids, and an optional light organics phase; and separating the phenolics liquid phase from the aqueous phase.

Abstract: The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature.

Abstract: An aqueous coating composition for blocking stains and a method of using the coating composition is described. The coating composition includes an aqueous dispersion of a copolymer that is derived from a single stage emulsion polymerization of an ethylenically unsaturated nonionic monomer, greater than 0 and less than 1.5% by weight of an ethylenically unsaturated strong acid monomer or salt thereof, and greater than 1.5% and less than 3% by weight of methacrylic acid.

Abstract: An optically clear biofouling resistant coating compositions specially formulated for very high light transmission and more particularly coating compositions which can be applied to marine instruments and sensors. The compositions provide a biofouling resistant coating on the surface of the marine instruments and sensors which prevents underwater organisms from adhering and growing on the surfaces of the structures over a long period of time.

Abstract: Provided is a micro-porous polyolefin composite film, the micro-porous polyolefin composite film including a porous coating layer containing a polymer binder and inorganic particles, the polymer binder simultaneously employing an aqueous polymer and a non-aqueous polymer. The contents of the aqueous polymer and the non-aqueous polymer are controlled, and thus optimize heat resistance, adhesive strength, and the moisture content to thereby improve high-temperature stability, and, further, improve the adhesive strength to thereby improve stability in production, and minimize the moisture content to thereby improve reliability of a battery.

Abstract: An ink jet ink set including three aqueous inks of a cyan ink, a magenta ink and a yellow ink, wherein any two inks of the cyan ink, the magenta ink and the yellow ink are inks satisfying the following condition A, and the other ink is an ink satisfying the following condition B: Condition A: an ink containing a first self-dispersible pigment having a functional group that contains a phosphonic acid group and another atomic group and is bonded to a particle surface of the pigment; and Condition B: an ink containing a second self-dispersible pigment having a functional group that contains at least one of a sulfonic acid group and a carboxylic acid group and is bonded to a particle surface of the pigment.

Abstract: A structure includes a surface coat layer of which the thickness on a bump such as a weld bead and a weld spatter or an edge portion, possibly formed on the surface of a base, is not greatly different from the thickness on a flat portion. The structure therefore has excellent properties including heat insulation properties and electrical insulation properties. The structure includes a base that is made of a metal, and has a flat portion and at least one of a bump and an edge portion on a surface; and a surface coat layer that is formed from an amorphous inorganic material and particles of a crystalline inorganic material, and covers the surface of the base, the surface coat layer including a first coat portion covering the flat portion and a second coat portion covering the at least one of a bump and an edge portion.

Abstract: An aspect of the present invention relates to a magnetic recording medium, which comprises a magnetic layer comprising ferromagnetic powder and binder on a nonmagnetic support, wherein the magnetic layer further comprises a compound which has a weight average molecular weight of equal to or more than 1,000 but less than 20,000 and is denoted by formula (1): wherein, in formula (1), A denotes a monovalent substituent, R1 denotes a single bond or a divalent connecting group, and m denotes an integer ranging from 2 to 4, multiple instances of A and R1 that are present can be identical or different, at least one of the multiple instances of A that are present denotes a monovalent polymer group and X denotes a heterocyclic group of valence m.

Abstract: Presently described are methods of making coating comprising aqueous fluoropolymer latex dispersions, aqueous fluoropolymer coating compositions, coated substrates, and (e.g. backside) films of photovoltaic cells. In one embodiment, the film comprises at least one fluoropolymer comprising repeat units derived from VF, VDF, or a combination thereof; inorganic oxide nanoparticles; and a compound that reacts with the repeat units derived from VF and VDF to crosslink the fluoropolymer and/or couple the fluoropolymer to the inorganic oxide nanoparticles. In another embodiment, the backside film comprises at least one fluoropolymer comprising repeat units derived from VF, VDF, or a combination thereof; and an amino-substituted organosilane ester or ester equivalent crosslinking compound.

Abstract: The invention provides a composition comprising at least the following A and B: A) a polymer comprising, in polymerized from, at least one “monomer that comprises at least one hydroxyl group;” and B) an organometal compound comprising at least one metal selected from Ti, Zr, Hf, Co, Mn, Zn, or combinations thereof, and wherein the organometal compound is present in an amount greater than 5 weight percent, based on the sum weight of A and B.

Abstract: A curable composition including: (a) 100 parts by mass of a siloxane oligomer containing at least one radically polymerizable double bond, (b) 0.001 to 1 part by mass of a fluorine-containing highly branched polymer, (c) 0.01 to 40 parts by mass of a surface modifier containing a perfluoropolyether compound, and (d) 0.1 to 25 parts by mass of a polymerization initiator generating a radical upon active energy ray irradiation, wherein the fluorine-containing highly branched polymer (b) is a fluorine-containing highly branched polymer obtained by polymerization of a monomer A containing two or more radically polymerizable double bonds per molecule and a monomer B containing a fluoroalkyl group and at least one radically polymerizable double bond per molecule in the presence of a polymerization initiator C in an amount of 5 to 200 mol % with respect to the number of moles of the monomer A.

Abstract: A composite material, which can be used as an encapsulant for an ultraviolet device, is provided. The composite material includes a matrix material and at least one filler material incorporated in the matrix material that are both at least partially transparent to ultraviolet radiation of a target wavelength. The filler material includes microparticles and/or nanoparticles and can have a thermal coefficient of expansion significantly smaller than a thermal coefficient of expansion of the matrix material for relevant atmospheric conditions. The relevant atmospheric conditions can include a temperature and a pressure present during each of: a curing and a cool down process for fabrication of a device package including the composite material and normal operation of the ultraviolet device within the device package.

Abstract: An object of the present invention is to provide a photocurable sheet-type adhesive composition for optical use, which is used for bonding cover glass and a touch panel, a touch panel and a display module, or the like, and has high appearance reliability and storage stability even under high temperature and high humidity. The present invention is a photocurable sheet-shape adhesive for optical use, which contains the following components (A) to (D): (A) 100 parts by mass of a urethane (meth)acrylate oligomer having a weight average molecular weight of 20,000 to 100,000; (B) 3 to 70 parts by mass of a phenoxy resin having a glass transition temperature of 50 to 120° C.; (C) 0.1 to 10 parts by mass of a photopolymerization initiator; and (D) 1 to 50 parts by mass of a (meth)acrylate monomer which has 8 to 30 repeated blocks having an ether linkage in the molecule and containing at least one (meth)acryloyl group in the molecule.

Abstract: There is provided a preparation method for a porous pressure sensitive adhesive article, a porous pressure sensitive adhesive article, and an abrasive pad. According to an example of the present application, as a porous pressure sensitive adhesive article including a pressure sensitive adhesive layer formed on a porous article, an article having excellent resistance to an external shear strength and to peeling can be provided. Further, according to the above method, the porous article can be attached firmly to a large-area adherent. In an example, the porous article may be an abrasive pad.

Abstract: A self-adhesive permeable membrane sheet (1), for use in a building structure, includes a continuous layer of a permeable pressure sensitive adhesive (8) attached to one surface of a permeable membrane sheet (2,4,6). Methods for using the permeable membrane sheet (1) in construction are also provided.

Abstract: Disclosed herein are adhesive compositions comprising (a) a first component; (b) a second component that chemically reacts with said first component; and (c) graphenic carbon particles having an oxygen content of no more than 2 atomic weight percent. Disclosed herein are associated methods for forming the adhesive compositions and applying the adhesive compositions to a substrate to form a bonded substrate.

Abstract: A composition is described which includes A) a chain-extended prepolymer, which can be obtained from the reaction of a) a polymer containing at least one amino, thiol or hydroxyl group, b) at least one polyisocyanate and c) at least one alkoxylated bisphenol as chain extender, and optionally d) an epoxide compound containing a primary or secondary hydroxy group, said compound containing a primary or secondary hydroxyl group, or at least one epoxy resin A which contains this epoxide compound, and optionally B) an epoxy resin B. The composition is suitable as a toughener or as an A component of a 2k epoxy resin adhesive which contains this toughener. The adhesive is suitable particularly for bonding in windmills.

Abstract: A highly homogeneous starch-based glue composition is obtained by enzymatic modification of the starch with a branching enzyme which is supplied in an enzymatically modified starch with high long-term stability. The starch has a viscosity stability index SI of less than or equal to 1.3, calculated by the quotient of viscosity after 14 days and by viscosity after 2 hours after preparation of the starch. The starch is suitable for liquid storage, which is stable in the long-term, of a ready-to-use paste with a high bonding strength.

Abstract: The present invention relates to an adhesive for a polarizing plate including a polyvinyl alcohol-based resin, a titanium lactate ammonium salt, hydroxycarboxylic acid and water, and having a pH of 3.5 to 6.5, thereby having improved adhesive strength and water resistance, and a polarizing plate and an image display device including the same.

Abstract: An adhesive composition is described, which includes an acrylic polymer, an epoxy thermosetting resin having an unsaturated hydrocarbon group, and a thermosetting agent. The adhesive composition achieves high reliability in a package in which a semiconductor chip of reduced thickness is mounted even when exposed to severe reflow conditions. An adhesive sheet having an adhesive layer that includes the above adhesive composition is also described.

Abstract: Adhesive compositions comprising a copolymer of isobutylene repeat units and alkene repeat units are described. At least a portion of the alkene repeat units are bonded to a pendent nitrogen atom of a quaternary ammonium salt comprising a free-radically polymerizable substituent. The adhesive optionally comprises other components such as tackifier, unfunctionalized polyisobutylene polymer, plasticizer, and combinations thereof.

Abstract: The present invention relates to two-component polyurethane compositions which on the one hand have a long open time and, even after extended exposure to a climate with high atmospheric humidity (e.g., 70% relative humidity), even after 40 minutes and in particular even after 60 minutes, can still be glued and cured to form polymers having high mechanical strength. The composition comprises castor oil, at least one polyol having 5-8 hydroxyl groups, a mixture of two different polyether alcohols and/or polyester polyols on the basis of castor oil or soybean oil and at least one polyisocyanate. The two-component polyurethane compositions are suitable in particular for non-positive filling joints or gaps that are joined by large-surface area structural gluing, in particular of vane half shells of rotor blades for wind power plants.

Abstract: A working fluid composition for a refrigerating machine comprising: a refrigerating machine oil containing at least one lubricating base oil selected from a mineral oil and a synthetic oil, and at least one phosphorus compound selected from a mono(alkylphenyl) diphenyl phosphate having a C3-C5 alkyl group and a di(alkylphenyl) phenyl phosphate having two C3-C5 alkyl groups, wherein a content of the phosphorus compound is 0.01 to 5% by mass based on a total amount of the refrigerating machine oil; and a hydrocarbon refrigerant having 2 to 4 carbon atoms.

Abstract: A compound consisting of a linear saturated C8-C24 hydrocarbon-based chain bearing at each end a nitrogen-containing functional group, other than —NH2, is used for the storage of thermal energy. A process for the storage and optionally for the release of thermal energy comprises the contacting of a wall to be cooled with a first heat transfer fluid then of said first heat transfer fluid with a material comprising said compound and optionally the contacting of said material with a second heat transfer fluid then of said second heat transfer fluid with a wall to be heated.