Abstract: Polyethylene compositions including at least 65 wt % ethylene derived units, based upon the total weight of the polyethylene composition, are provided.

Abstract: The present disclosure provides iron-containing catalyst compounds having a carbene ligand. Catalyst compounds of the present disclosure can be asymmetric, having an electron donating side of the catalyst and an electron deficient side of the catalyst. In some embodiments, catalysts of the present disclosure provide catalyst productivity values of 500 gPgcat?1hr?1 or greater and polyolefins, such as polyethylene copolymers, having comonomer content of 8 wt % or greater, a g? vis value of 0.95 or greater, internal unsaturation content greater than 0.2 unsaturations per 1,000 carbons, broad orthogonal composition distribution, an Mn of 20,000 g/mol or greater, an Mw of 200,000 g/mol or greater, and an Mz/Mw from 2 to 5 or greater.

Abstract: Polymerization processes to produce polyolefin polymers, for example, polyethylene polymers, from catalyst systems comprising one or more olefin polymerization catalysts and at least one activator are provided. The polyolefin polymers may have a Broad Orthogonal Composition Distribution (BOCD).

Abstract: Polymerization processes to produce polyolefin polymers, for example, polyethylene polymers, from catalyst systems comprising one or more olefin polymerization catalysts and at least one activator are provided. The polyolefin polymers may have a Broad Orthogonal Composition Distribution (BOCD).

Abstract: Polymerization processes to produce polyolefin polymers, for example, polyethylene polymers, from catalyst systems comprising one or more olefin polymerization catalysts and at least one activator are provided. The polyolefin polymers may have a Broad Orthogonal Composition Distribution (BOCD).

Abstract: Provided herein are VLDPE polymer compositions suitable for use in the manufacture of flexible films or sheets. In one embodiment, the copolymer comprises a polyethylene VLDPE resin with Mz/Mw of greater than 2, CDBI50 of greater than 55 and a single melting peak in DSC measurement. The polymer compositions disclosed herein may be suitable for use in the manufacture of films with improved balance of film toughness, processability and sealability in monolayer and multi-layer film structures.

Abstract: The present invention relates to a multimodal ethylene copolymer composition having a density of 920 to 949 kg/m3 and a flexural modulus, wherein said flexural modulus is following the equation: Flexural modulus [MPa]<21.35·density [kg/m3]?19585 [1]. The multimodal ethylene copolymer composition according to the invention can be used in a highly flexible cable jacket, preferably a power cable jacket.

Abstract: New bi- or multimodal polyethylene terpolymer made with a metallocene catalyst having a narrow molecular weight distribution and enhanced rheological properties, i.e. specific ratio of complex viscosity at 0.01 rad/s to the viscosity at 100 rad/s measured at 190° C. and a specific shear thinning behaviour.

Abstract: Alkoxylated fatty acids are disclosed herein, as well as methods of making and using such compounds. In some embodiments, the alkoxylated fatty acids are formed from monomers derived from natural oils. In some embodiments, the alkoxylated fatty acids are used as surfactants for making synthetic latex by emulsion polymerization. In some other embodiments, the alkoxylated fatty acids are used as surfactants for making synthetic rubber, such as styrene-butadiene rubber. In some other embodiments, the alkoxylated fatty acids are used as surfactants in a composition for treatment of gas or oil wells, for cleaning applications, for use in various laundry-related applications, for use in personal care compositions, or for use as solvents for coating applications, such as reactive and non-reactive waterborne coating applications.

Abstract: Disclosed herein is a process for preparing an aqueous polymer latex by polymerising a monomer composition M by a radical emulsion polymerisation, where at least 95% of the monomer composition M is metered during a period P to the polymerisation reaction under polymerisation conditions, such that during at least one period P(n) within the period P, the relative amount of monomers M2, which are metered to the polymerisation reaction during the periods P(n), to the total amount of the monomer composition M, which is metered to the polymerisation reaction during said period P(n), is at least 1% by weight higher than the relative amount of monomers M2, which are metered to the polymerisation reaction outside of each of said periods P(n), to the total amount of the monomer composition M, which is metered to the polymerisation reaction outside of each of said periods P(n).

Abstract: A technique for ensuring the coatability of a slurry composition and also enabling an electrochemical device to exhibit excellent high-voltage cycle characteristics is provided. A binder particle aggregate for an electrochemical device electrode comprises a plurality of binder particles that contain a polymer including 75.0 mol % or more and 99.5 mol % or less of a nitrile group-containing monomer unit, wherein a pore content ratio of the plurality of binder particles is 60% or more.

Abstract: The present invention is a method for producing a conjugated diene random copolymer comprising polymerizing at least a conjugated diene monomer using a living radical polymerization method to produce a conjugated diene polymer that comprises a halogen atom at a terminal of a polymer chain, a living radical polymerization reaction being initiated using a copper salt, a multidentate ligand that comprises a nitrogen atom having an sp2 hybridized orbital as a coordinating atom, and an organic halide, to produce the conjugated diene polymer having a number average molecular weight (Mn) of 1,000 to 1,000,000 and a molecular weight distribution (Mw/Mn) of less than 2.0. The present invention provides a method for efficiently and inexpensively producing a conjugated diene polymer that includes a halogen atom at the terminal of the polymer chain, and has the desired molecular weight and a narrow molecular weight distribution.

Abstract: This invention relates to copolymers AB having moieties derived from vinyl-terminated polysiloxanes A with more than one vinyl group bound to the polysiloxane, and moieties derived from two or more alkyl esters B of an olefinically unsaturated carboxylic acid, wherein at least two different alkyl esters B1 and B2 are used; the alkyl group of the first alkyl ester B1 of an olefinically unsaturated carboxylic acid has from one to five carbon atoms, the alkyl group of the second alkyl ester B2 of an olefinically unsaturated carboxylic acid has from six to thirty carbon atoms, and moieties derived from at least one hydroxyalkyl ester B3 of an olefinically unsaturated carboxylic acid, the ester B3 having at least one hydroxyl group in the alkyl group, and from two to six carbon atoms in the alkyl group, to a process for their preparation, and to a method of use thereof as flow modifiers in coating compositions.

Abstract: A photo-curable resin composition is provided that is capable of forming a resin layer having solvent resistance and capable of easily forming a releasing layer on the resin layer. According to the present invention, a photo-curable resin composition comprising a silicone oligomer having an alkoxy group bonded to a silicon atom and a (meth)acrylate compound is provided.

Abstract: Disclosed herein is a method of making polymerizable bio-based monomers containing one phenolic hydroxyl group which has been derivatized to provide at least one polymerizable functional group which is an ethylenically unsaturated functional group (such as a [meth]acrylate group), where the precursors of the polymerizable bio-based monomers are derived from raw lignin-containing biomass. Also disclosed herein are bio-based copolymers prepared from such bio-based monomers and a co-monomer, and methods of making and using such bio-based copolymers. In particular, the bio-based copolymers can be used as pressure sensitive adhesives, binders, and polymer electrolytes.

Abstract: A method for producing a resin for ink which includes reacting a lignin, a phenol, and an aldehyde so as to obtain a lignin-containing resol phenolic resin; and reacting the obtained lignin-containing resol phenolic resin with a rosin-based resin, and polyhydric alcohol.

Abstract: The invention relates to a method for producing a polyisocyanurate composite material, comprising the following steps: a) providing a polyisocyanate composition A) which contains monomer polyisocyanates at an amount of at least 2 wt. %, and b) catalytically trimerising the polyisocyanate composition A) in the presence of at least one fibrous filler material B) and a trimerisation catalyst C), to form the polyisocyanurate composite material, said trimerisation catalyst C) comprising at least one quaternary ammonium salt and/or a metal salt. The invention also relates to polyisocyanurate composite materials that can be obtained according to the claimed method, and to the use of same to produce a component and components consisting of or containing a claimed polyisocyanurate composite material.

Abstract: The invention relates to a process for producing a composite polyisocyanurate material, comprising the following steps: a) providing a polyisocyanate composition A) which comprises oligomeric polyisocyanates and is low in monomeric diisocyanates, “low in monomeric diisocyanates” meaning that the polyisocyanate composition A) has a content of monomeric diisocyanates of not more than 20% by weight, and b) catalytically trimerizing the polyisocyanate composition A) in the presence of at least one fibrous filler B) and of a trimerization catalyst C) to give the composite polyisocyanurate material, where the trimerization catalyst C) comprises at least one metal salt and/or quaternary ammonium salt. The invention further relates to composite polyisocyanurate materials obtainable by the process according to the invention and to the use thereof for production of a component, and to components consisting of or comprising a composite polyisocyanurate material according to the invention.

Abstract: A fluorescent resin composition including a urethane resin which is a polymer having at least a polyol compound (A), a polyisocyanate compound (B) and a chain-extending compound (C) as structural units, and a fluorescent dye that emits fluorescence by undergoing irradiation with near infrared light within a wavelength region of 700 nm to 1300 nm, the polyol compound (A) being an aliphatic polycarbonate diol (A1). In addition, a molded object made of the above-described fluorescent resin composition, and also a medical device including the molded object. Examples of the medical device can include a wire for detecting the position of a lymph vessel that includes the molded object made of the fluorescent resin composition as a fluorescent marker.

Abstract: Disclosed is a process comprising: a) forming a reaction mixture containing at least one polyisocyanate and a polyisocyanate-reactive compound comprising at least one alkoxylated lignin dispersion; and b) curing the reaction mixture to form a polymer.

Abstract: The present invention relates to novel modified polyisocyanurate plastics obtainable by catalytic trimerization of a composition A), wherein the composition A) comprises oligomeric modified polyisocyanates B) that are a reaction product of an oligomeric polyisocyanate B1) and at least one functionalizing reagent B2) reactive toward isocyanate groups, where the composition A) has a content of monomeric diisocyanates of not more than 20% by weight and where the at least one functionalizing reagent B2) reactive toward isocyanate groups has at least one functional group reactive toward isocyanate groups which is not an isocyanate group. The invention further relates to the process from which the polyisocyanurate plastics of the invention are obtainable, to the use of the polyisocyanurate plastics of the invention for production of coatings, films, semifinished products, composites and moldings, and to substrates coated with such a coating.

Abstract: The invention relates to novel modified polyisocyanurate plastics, obtainable by means of catalytic trimerization of a composition (A), wherein the composition (A) contains oligomeric, modified polyisocyanates (B), which represent a reaction product from an oligomeric polyisocyanate (B1) and at least one functionalization reagent (B2) which is reactive to isocyanate groups, wherein the composition (A) comprises a content of monomeric diisocyanates of 20 wt % at maximum and wherein the at least one functionalization reagent (B2) which is reactive to isocyanate groups has at least one relative functional group which is reactive to isocyanate groups and which is not an isocyanate group. The invention further relates to the method by which the polyisocyanurate plastics according to the invention are obtainable, to the use of the polyisocyanurate plastics according to the invention for producing coatings, films, semi-finished products, composite materials and molded parts, and substrates coated by such a coating.

Abstract: The invention relates to novel polyisocyanurate plastics containing siloxane groups, which are obtainable by a method comprising the following steps: al) providing a composition A), which contains i) oligomeric polyisocyanates B) and compounds containing silicon C) or ii) contains oligomeric silicon-modified polyisocyanates D); or iii) contains oligomeric silicon-modified polyisocyanates D) and oligomeric polyisocyanates B); or iv) contains oligomeric polyisocyanates B), compounds containing silicon C) and modified oligomeric polyisocyanates D); or v) contains compounds containing silicon C) and silicon-modified, oligomeric polyisocyanates D); a2) catalytic trimerization of the composition A); wherein the composition A) has a content of monomer diisocyanates of 20 wt % at maximum.

Abstract: A polymer complex is disclosed which is the reaction product of one or more polymers having a terminal or pendant hydroxyl group, or a terminal or pendent carboxyl group, or combinations thereof, with at least one metal complex and one alkyl phosphate. This polymer complex acts as an adhesion promotion agent as well as a viscosity stabilizer when formulated in a printing ink or coating.

Abstract: An ion conducting and electron conducting polymer is comprised of a first polymer of a single-sulfonic acid polymer or a multi-sulfonic acid polymer and a second polymer of an EDOT analog monomer having the following formula: wherein z=O or S; Y2=—COH, —C6H13, or —COOH; a=0 or 1; Y3=—CH3, —C2H5, —CH2C6H6, —C6H13, —C8H17, —CH2OC6H13, or —CH2OC6H6; and b=0 or 1; wherein a sulfonic acid group of each branch of the first polymer electronically interacts with one or more thiophene rings of the second polymer; and wherein any remaining sulfonic acid groups on each branch of the first polymer are converted to SO3Li.

Abstract: The present invention provides water soluble photoactive macromolecular complexes and methods for detecting an analyte in a sample by using a binding agent conjugated to a water soluble photoactive macromolecule.

Abstract: Disclosed is a conjugated polymer for an organic solar cell. The proportion of units containing no alkyl thiophene moieties in the conjugated polymer can vary to make the conjugated polymer suitable for use as an electron-donating organic semiconductor material in a small-area or large-area organic solar cell. Therefore, the use of the conjugated polymer ensures high energy conversion efficiency of the organic solar cell.

Abstract: It is an object of the present invention to provide a thermosetting resin composition using a transesterification reaction as a curing reaction, which is inexpensive and has a good curability and can be used in various applications. A thermosetting resin composition which comprises an ester compound having two or more alkyl ester groups in a molecule (A), a compound having two or more hydroxyl groups in a molecule (B), and a transesterification catalyst (C).

Abstract: The present invention provides alkoxylated polymers. The alkoxylated polymers have two or more alkoxylated sites. The alkoxylated polymers can comprise any monomers and/or oligomers that contain one or more functional groups with an active hydrogen. The alkoxylated polymers are useful in any application for which polymers are generally used. For example, the alkoxylated polymers are useful as additives in ink and coating compositions.

Abstract: A method of forming a copolymer is provided, which includes (i) mixing a diamine and a diester to form a mixture, and heating the mixture to form a diamine compound, wherein the diamine compound has a chemical structure of (ii) mixing the diamine compound and a diacid to form a diamine-diacid salt, wherein the diamine-diacid salt has a chemical structure of and (iii) heating the diamine-diacid salt to polymerize the diamine-diacid salt for forming a copolymer, wherein the copolymer has a repeating unit with a chemical structure of wherein n=2-12, R is and m=2-12.

Abstract: A method of producing powder-form polymer by using 1-(p-tolylsulfonyl)pyrrole monomer. The method includes preparing a solvent and filling it into a reaction vessel, adding polyacrylonitrile (PAN) matrix, surfactant and 1-(p-tolylsulfonyl)pyrrole monomer (M-1pTSP) into the solvent and stirring, adding an initiator onto the resulting mixture so as to initiate the reaction, conducting the chemical polymerization reaction, filtering the product obtained as a result of the reaction, washing and drying the filtrate, and obtaining the polymer mixture containing polyacrylonitrile and poly 1-(p-tolylsulfonyl)pyrrole as the final product.

Abstract: The present invention provides a liquid crystal display device in which flicker and image sticking caused by long-term use are suppressed.

Abstract: The invention provides a polymer comprising two or more residues of formula III or IV or salts thereof: wherein dash line, X, Y, Q, L, M, n, R1, R2, Ra, Rb, Rc and Rd have any of the values defined in the specification, as well as synthetic intermediates and synthetic methods useful for preparing the compounds. The polymer is useful to treat contaminated water by chelating metal.

Abstract: The present invention provides a resin composition comprising a polyarylene sulfide, glass fiber, a mercaptosilane compound, and hydrotalcite, the resin composition having a chlorine content of 100 ppm or less and a sodium content of 50 ppm or less. The resin composition is excellent in chemical resistance against organic solvents and antifreeze resistance while maintaining excellent mechanical and thermal properties inherent to PAS, and thus the resin composition can be widely used in various fields requiring excellent chemical resistance and antifreeze resistance.

Abstract: A dual curable thiol-ene composition comprising a polythiol, an unsaturated compound, a photoinitiator, an organic hydroperoxide (thermal initiator) and optionally a nitrogen-containing base, such as e.g. an N-heterocyclic compound (together with the organic hydroperoxide a redox initiator system). A cross-linked polymer prepared therefrom. A method of making such a polymer. A cured sealant comprising such a polymer. The sealant is preferably for use in aerospace.

Abstract: A polysulfone has sulfone units that are separated by alkylene units in a polymer chain or a copolymer chain where the alkylene units have at least four carbons between sulfone units. The alkylene units can include an ethenylene unit separated from the sulfone units by at least one methylene units. The polysulfones can be crosslinked for enhanced thermal stability. Membranes can be formed from the polysulfones.

Abstract: Silicone particles having excellent dispersibility are provided. A cosmetic material having excellent feeling of use, and a highly functional paint and an electronic material are also provided. The silicone particles include a siloxane as a component. A content of a hydrogen atom bonded to a silicon atom per unit mass is 300 ppm or less. In addition, the silicon atom in the siloxane as a component for the silicone particles is crosslinked with another silicon atom via an alkylene group having a carbon number of 4 to 20.

Abstract: Polymer matrix composite comprising a porous polymeric network; and a plurality of thermally insulating particles distributed within the polymeric network structure, wherein the thermally insulating particles are present in a range from 15 to 99 weight percent, based on the total weight of the thermally insulating particles and the polymer (excluding the solvent); and wherein the polymer matrix composite has a density not greater than 3 g/cm3; and methods for making the same. The polymer matrix composites are useful, for example, in electronic devices.

Abstract: Disclosed are a lithium salt/polyacrylonitrile/thermosetting resin composite material and a preparation method therefor. 100 parts of polyacrylonitrile and 550-1100 parts of N,N-dimethyl formamide by mass are stirred at a temperature of 25° C.-80° C., and a uniform and transparent polyacrylonitrile solution is obtained; further, 8-36 parts of a lithium salt is added; and the mixture is stirred until a uniform and transparent lithium salt/polyacrylonitrile solution is obtained. A heat-curable resin is added to the lithium salt/polyacrylonitrile solution, and is uniformly mixed. The obtained composite solution is made into a film, and a lithium salt/polyacrylonitrile/thermosetting resin composite material is then obtained after curing and post-treatment.

Abstract: The invention relates to a particulate curing component for a thermosetting resin, the particulate curing component comprising particles of a solid resin, wherein a curative for the thermosetting resin is dispersed within the particles of solid resin. The invention also relates to methods of forming particulate curing components and compositions comprising particulate curing components.

Abstract: A thermoplastic resin composition according to the present invention contains carbon nanotubes and carbon fibers in amounts of 2.8 to 35 parts by mass and 1 to 60 parts by mass, respectively, relative to 100 parts by mass of a thermoplastic resin. In the thermoplastic resin composition, when the content of the carbon nanotubes is 2.8 to 5.3 parts by mass relative to 100 parts by mass of the thermoplastic resin, the content of the carbon fibers is at least 8.3 to 1 part by mass. In the thermoplastic resin composition, when the content of the carbon fibers is 1 to 8.3 parts by mass relative to 100 parts by mass of the thermoplastic resin, the content of the carbon nanotubes is at least 5.3 to 2.8 parts by mass.

Abstract: An adhesive composition that can be applied to reinforcing plies of textile material for tyres and comprising (a) an elastomeric rubber latex, (b) a precondensed resin composed of resorcinol and formaldehyde and comprising protected isocyanate groups, (c) lignin and (d) a compound chosen from urea and thiourea.

Abstract: The present invention relates to a method for preparing a chitosan-based matrix (4) comprising the following steps: a) two separate chitosan porous layers (1, 2) obtained from lyophilisation of layers of one or more solutions of chitosan are provided, b) the chitosan porous layers of a) are neutralized and washed, c) a face (1a, 2a) of each chitosan porous layer is acidified with an acid, d) a fiber reinforcement member (3) is provided and positioned between the two acidified faces of the two chitosan porous layers, e) the two chitosan porous layers and the fiber reinforcement member are let to dry to obtain a matrix having the fiber reinforcement member embedded therein. The invention also relates to an implant comprising a matrix obtained according to such a method.

Abstract: A core material is formed by a core material preparing step of preparing the core material formed by impregnating a glass cloth with a synthetic resin, followed by drying, and a core material planarizing step of planarizing both sides of the core material by grinding. Copper foils are disposed on both sides of the planarized core material thus manufactured, and the resulting assembly is pressed from the both sides with heating, whereby a copper clad laminate of which both sides are planar can be formed.

Abstract: Disclosed herein is a substrate-independently surface-coated polymer by aromatic-amine compound and a coating method thereof, and in particular to a substrate-independently surface-coated polymer and a coating method thereof wherein an aromatic compound in which two or more amines are substituted on benzene, is substrate-independently surface-coated. The substrate-independently surface-coated polymer characterized in that the surface of a polymer substrate is coated in such a way to react, using a surface modifier, an aromatic compound of the following structural formula on at least one surface of the polymer substrate having a nucleophilic functional group or an electrophilic functional group.

Abstract: Provided is a surface-metalized polymer article, comprising a polymer component, a first layer of multiple graphene sheets coated on a surface of the polymer component, and a second layer of a plated metal chemically, electrochemically or electrolytically deposited on the first layer, wherein the multiple graphene sheets contain single-layer or few-layer graphene sheets selected from a pristine graphene material having essentially zero % of non-carbon elements, or a non-pristine graphene material having 0.001% to 25% by weight of non-carbon elements wherein the non-pristine graphene is selected from graphene oxide, reduced graphene oxide, graphene fluoride, graphene chloride, graphene bromide, graphene iodide, hydrogenated graphene, nitrogenated graphene, doped graphene, chemically functionalized graphene, or a combination thereof and wherein multiple graphene sheets are bonded to the polymer component surface with or without an adhesive resin and the first layer has a thickness from 0.34 nm to 30 ?m.

Abstract: The present invention relates to an expandable polymeric composition comprising: a) a polymeric matrix containing vinyl aromatic polymers and/or copolymers; b) from 0.1% to 20% by weight, calculated on the polymeric matrix (a), of an athermanous agent; c) from 0.01% to 10% by weight, calculated on the polymeric matrix (a), of at least one non-polymeric brominated flame retardant additive; d) from 0.01% to 10% by weight, calculated on the polymeric matrix (a), of at least one brominated polymer containing at least 50% bromine; e) from 0.01% to 5% by weight, calculated on the polymeric matrix (a), of a synergistic flame retardant additive; f) from 1% by weight to 10% by weight of at least one blowing agent.

Abstract: A constituent for producing a shock-absorbing composite material comprises 50-80 wt % primary matrix including vinyl acetate; ethylene/vinyl acetate copolymer; 10-40 wt % secondary matrix including polyethylene; styrene-butadiene rubber; a thermoplastic elastomer; and 1-20 wt % additive. A shock-absorbing composite material which contains the constituent and a production method thereof are further introduced. The shock-absorbing composite material is applicable to sports equipment (say, shoe pads, clubs and rackets), medical care (say, care-oriented clothes for the elderly, the sick, the injured, and the handicapped), and applications related to impact protection (say, helmets and bumpers.) The shock-absorbing composite material is applied to defense industry.

Abstract: Inorganic infrared attenuation agent blends have been developed to improve the thermal insulation properties of polymeric foams such as polystyrene low density foams. The inorganic infrared attenuation agent blends can include two or more metal oxides such as silicon dioxide, manganese (IV) oxide, iron (III) oxide, magnesium oxide, bismuth (III) oxide, cobalt oxide, zirconium (IV) oxide, molybdenum (III) oxide, titanium oxide, and calcium oxide. In some preferred embodiments, the inorganic infrared attenuation agent blends can include four or more of these metal oxides.

Abstract: Polymer matrix composite comprising a porous polymeric network; and a plurality of intumescent particles distributed within the polymeric network structure; wherein the intumescent particles are present in a range from 15 to 99 weight percent, based on the total weight of the intumescent particles and the polymer (excluding the solvent); and wherein the polymer matrix composite volumetrically expands at least 2 times its initial volume when exposed to at least one temperature greater than 135° C.; and methods for making the same. The polymer matrix composites are useful, for example, as fillers, thermally initiated fuses, and fire stop devices.