Abstract: Core-shell particles having a core of at least one tetrafluoroethylene (TFE) polymer and having an average primary particle size of less than 50 nm; and a shell of at least one acrylic polymer having recurring units, more than 50% by moles of which being derived from at least one ethylenically unsaturated monomer having directly bonded to one of the sp2 carbon atoms of the ethylenic unsaturation at least one group of formula: Process for manufacturing core-shell particles. Use as ingredients/additives in polymer compositions, polymer composition and articles containing the same.

Abstract: Compositions comprising an acidic polymer compound and a (meth)acrylic copolymer prepared from reactants comprising at least one aliphatic, aromatic, or aralkyl (meth)acrylate monomer and at least one ethylenically unsaturated monomer having a polar group or a siloxane group, and dental filling compositions comprising the composition, and methods of using the compositions

Abstract: A method of forming a functionalized polymer, the method comprising reacting a living polymer with a compound defined by the formula where R5 includes a monovalent organic group, R6 independently includes a monovalent organic group, each R7 independently includes hydrogen or a monovalent organic group, each R8 independently includes hydrogen or monovalent organic group, R9 includes a monovalent organic group, M is silicon or tin, and x includes an integer from about 2 to about 10, where R5 and R6 may optionally each independently be alkoxy groups, and where R7, R8, and R9 are non-Zerewitinoff organic groups.

Abstract: Amphoteric polymer composite nanoparticles are added into the polymer grains of synthetic fibers. The synthetic fibers are woven to form a textile capable of adjusting pH value.

Abstract: The present invention relates to structural organosheet-components of hybrid design composed of an organosheet which is reinforced by means of thermoplastics and which is suitable for the transmission of high mechanical loads, where particular flow aids are added to the thermoplastic in order to improve its physical properties.

Abstract: Nanoparticles of functionalised, cross-linked vinyl polymer, usable as reinforcing filler in a polymeric matrix. The vinyl polymer is a copolymer of at least the following monomers, which are all copolymerisable by free-radical polymerisation: a non-aromatic vinyl monomer “A”; a monomer “B” bearing a function Z of formula ?Si—X, where X represents a hydroxyl or hydrolysable group; and a cross-linking monomer “C” which is at least bifunctional from the point of view of the polymerisation. The vinyl polymer is preferably a polymethacrylate, in particular a copolymer of methyl methacrylate (monomer A), trimethoxysilylpropyl methacrylate (monomer B) and ethylene glycol dimethacrylate (monomer C), being in the form of nanobeads the diameter of which is of between 10 and 100 nm.

Abstract: The invention relates to a process for the production of foamable copolymers, to foamable copolymers and to foamable polymer structures based on itaconic acid, mesaconic acid, fumaric acid, maleic acid, aconitic acid, and glutaconic acid.

Abstract: The present invention provides an ethylene-based polymer composition characterized by a Comonomer Distribution Constant in the range of from greater than 45 to less than 400, wherein the composition has less than 120 total unsaturation unit/1,000,000 C, and method of producing the same.

Abstract: Methods for preparing polymeric reagents bearing a maleimide are provided. Also provided are compositions comprising the polymeric reagents, and conjugates prepared by polymeric reagents obtained by the described methods.

Abstract: A process is disclosed for dispersion spinning non-melt-processible fluoropolymer fiber in which a mixture of an aqueous dispersion of non-melt-processible fluoropolymer particles and an aqueous solution of a matrix polymer is formed. The non-melt-processible fluoropolymer particles have an SSG of less than about 2.40 and comprise a core of high molecular weight polytetrafluoroethylene and a shell of lower molecular weight polytetrafluoroethylene or modified polytetrafluoroethylene. The mixture is extruded into a coagulation bath containing a concentration of ions which coagulate the matrix polymer to form an intermediate fiber structure. The intermediate fiber structure is sintered to decompose the matrix polymer and coalesce the non-melt-processible fluoropolymer particles to form the fiber. The present invention also provides a spinning composition useful for the dispersion spinning of non-melt-processible fluoropolymer fiber.

Abstract: A fluidity improver for a PC resin that improves the melt fluidity during molding without impairing the excellent properties of the PC resin, and also yields a molded product in which external appearance defects are unlikely. The fluidity improver for an aromatic polycarbonate resin according to the present invention is including a first polymer obtained by polymerizing 0.5 to 99.5 parts by mass of a monomer first mixture including 0.5 to 99.5% by mass of styrene and 0.5 to 99.5% by mass of phenyl (meth)acrylates, in the presence of a second polymer obtained by polymerizing 0.5 to 99.5 parts by mass of a second monomer mixture containing 0.5 to 50% by mass of ?-methylstyrene, 0.5 to 99% by mass of styrene and 0.5 to 99% by mass of phenyl (meth)acrylates, wherein the combined total of both monomer mixtures is 100 parts by mass.

Abstract: A liquid electrostatographic toner or liquid ink jet ink prepared by the steps of heating a marking particle mix of particles of a resin and a colourant blend in a carrier liquid to a temperature between about the first softening point of the resin and about the second softening point of the resin, maintaining the temperature of the heated marking particle mix for a selected period of time, cooling the marking particle mix to room temperature, and mixing the marking particle mix with high shear. The particle mix can be produced by coarse grinding in a ball mill. The resultant toner or ink has an improved Newtonian like flow behaviour, improved electrical properties, reduced sedimentation and agglomeration and significantly improved optical density and reduced background.

Abstract: Ink receptive particles for receiving ink, including: particles P including hydrophilic polymer particles having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 10 mol % to about 90 mol %; and hydrophobic polymer particles, attached to at least a part of a surface of the particles P and having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 0 mol % to about 10 mol %.

Abstract: Expandable pelletized styrene polymer materials with at least bi- or multimodal molecular weight distribution, to a process for their preparation, and to use for producing moldable-foam moldings.

Abstract: A polyethylene composition is provided that has a density of about 0.945 to about 0.960 g/cm3 and a melt flow index of about 0.1 to about 0.4. The composition is a melt blend of a linear low density polyethylene resin and/or a linear medium low density polyethylene resin, and a high density polyethylene resin. A feature of the composition is that the resins can independently be virgin, recycled, scrap and/or wide specification resins, and mixtures of these. Methods of producing the compositions and extruded, molded and formed plastic articles manufactured from the compositions are presented.

Abstract: The present invention relates to modified polyolefins with atactic structural elements, to processes for preparation thereof and to the use thereof, especially as an adhesive or as a constituent of adhesives.

Abstract: The present invention relates to a method for preparing a branched non dendrimeric macromolecule, comprising: a) providing an addition product of an ?,?-olefinically unsaturated compound and an amine comprising at least two hydroxyl groups; and b) esterifying at least part of the hydroxyl groups of the addition product with an olefinically unsaturated carboxylic acid, an olefinically unsaturated carboxylate anion or an olefinically unsaturated carboxylic acid anhydride. The invention further relates to macromolecules obtainable by a method of the invention.

Abstract: An object of the present invention is to provide a thermoplastic resin composition capable of improving impact resistance and surface gloss of a molded article, and a molded article thereof. A thermoplastic resin composition of the present invention is comprising 100 parts by weight of a thermoplastic resin (a) and 0.5 to 30 parts by weight of a core-shell polymer composition (b), wherein the core-shell polymer composition (b) is obtained by polymerizing the shell-constituting components in the presence of a core obtained by polymerizing a monomer mixture (100% by weight in total) of 70% to 99.95% by weight of an alkyl acrylate having an alkyl group of 2 to 18 carbon atoms, 0.05% to 10% by weight of a polyfunctional monomer, and 0% to 20% by weight of a monomer copolymerizable with the alkyl acrylate and the polyfunctional monomer, and the polyfunctional monomers contains at least a compound having a plurality of same radically polymerizable functional groups in the molecule thereof.

Abstract: A method of modifying the rheology of a thermoplastic resin that includes the steps of providing a thermoplastic resin and blending interpolymer resin particles with the thermoplastic resin. The interpolymer resin contains a styrenic polymer intercalated within a polyolefin, such that the thermoplastic resin is present as a continuous phase and the interpolymer resin is present as a dispersed phase. The method provides a rheology modified thermoplastic resin with improved physical characteristics.

Abstract: A polymeric composition for making aqueous polymeric dispersions, comprises hydrophilic macromonomer (I), hydrophobic polymer (II) and bridging monomer (III), wherein the hydrophilic macromonomer (I) and hydrophobic polymer (II) are grafted together in the presence of bridging monomer (III) and the hydrophilic macromonomer (I) has a structure according to formula (1): R—C(X)?CH2, wherein R is a polymeric group and X is a radical stabilizing group. The aqueous polymeric composition is used for making a coating composition, a printing ink, an adhesive, a sealant or caulking material.

Abstract: A thermoplastic vulcanizate comprising a dynamically-cured rubber, where the rubber is selected from the group consisting of ethylene-propylene-non-conjugated diene rubber, propylene-based rubbery copolymers with units derived from non-conjugated diene monomers, butyl rubber and styrene-butadiene rubber, where dynamic vulcanization is effected with a phenolic resin or a silicon-containing curative, and where the rubber is dynamically cured to an extent where greater than 94% by weight of the rubber is insoluble in cyclohexane at 23° C., and from about 25 to about 250 parts by weight of a thermoplastic polymer phase per 100 parts by weight rubber, where about 85% to about 50% by weight of the thermoplastic polymer phase includes a propylene-based polymer, and where from about 15% to about 50% by weight of the thermoplastic polymer phase includes a butene-1-based polymer.

Abstract: A modified fluorocarbon resin composition and a modified molded product of fluorocarbon resin composition having an excellent abrasion resistivity and low friction property under high pressure, are provided. The modified fluorocarbon resin composition comprises a blend of fluorocarbon resin and aromatic engineering plastic, which is modified by irradiation of ionizing radiation.

Abstract: Engineering plastics, especially polyamide, are coloured with improved fastness and stability properties using pigment compositions comprising an organic pigment wholly overlaid with a crosslinked (meth)acrylic resin or copolymer thereof. Preference is given to the use of diketopyrrolopyrrole, azo, pteridine, isoindoline and isoindolinone pigments. Processes for the preparation of the pigment compositions are also claimed.

Abstract: An adhesive film for a semiconductor containing an (A) ester (meth)acrylate copolymer and a (B) thermoplastic resin other than the ester (meth)acrylate copolymer, and composed so as to satisfy the following formula (1) for two hours from 10 minutes after starting measurement, in which ? represents an amount of shearing strain produced upon undergoing a shearing stress of 3000 Pa at a frequency of 1 Hz and a temperature of 175° C. on parallel plates of 20 mm in diameter, exhibits superior filling performance in surface unevenness of a substrate through an encapsulating material sealing process, despite that semiconductor chips are stacked in multiple layers in the semiconductor device and hence a wire bonding process imposes a longer thermal history. 0.10???0.

Abstract: Disclosed are free-radical retrograde precipitation processes to product a radicalized polymer or copolymer. A process includes form an admixture of a monomer, a solvent, and a free-radical-forming agent to initiate the polymerization at a temperature above the lower critical solution temperature of the mixture. Polymer radicals are precipitated to form micron-sized or nano-sized particulates. The admixture is cooled to stop the polymerization. The radicalized polymer radical may be mixed with a monomer to form a second radicalized copolymer.

Abstract: The present invention relates to an acrylic viscoelastic composition including an acrylic polymer A obtained by polymerizing an acrylic monomer mixture containing an alkyl (meth)acrylate (a) and a terpene-based (meth)acrylate (b), the terpene-based (meth)acrylate (b) being contained in an amount of 5 to 70% by weight based on the total monomer components of the acrylic monomer mixture; and a tackifying component B having a weight average molecular weight of 2,000 to 20,000.

Abstract: An ethylene-based polymer characterized as having a density from about 0.9 to about 0.94 grams per cubic centimeter, a molecular weight distribution (Mw/Mn) from about 8 to about 30, a melt index (I2) from about 0.1 to about 50 grams per 10 minutes, a gpcBR value greater than 1.4 as determined by a gpcBR Branching Index and a Y value less than about 2 is disclosed. This ethylene-based polymer is especially useful for blending with other polymers such as LLDPE. When converting the blends into film, especially blown film, bubble stability and output is increased.

Abstract: The present invention concerns a polypropylene composition comprising a nucleated propylene copolymer having improved optical properties.

Abstract: A thermoplastic vulcanizate comprising a dynamically-cured rubber, where the rubber is selected from the group consisting of ethylene-propylene-non-conjugated diene rubber, propylene-based rubbery copolymers with units derived from non-conjugated diene monomers, and butyl rubber, where dynamic vulcanization is effected with a phenolic resin or a silicon-containing curative, and where the rubber is dynamically cured to an extent where greater than 94% by weight of the rubber is insoluble in cyclohexane at 23° C., and from about 25 to about 250 parts by weight of a thermoplastic polymer phase per 100 parts by weight rubber, where from about 75% to about 100% by weight of said thermoplastic polymer phase includes a butene-1-based polymer.

Abstract: Ink receptive particles for receiving ink, including: particles P including hydrophilic polymer particles having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 10 mol % to about 90 mol %; and hydrophobic polymer particles, attached to at least a part of a surface of the particles P and having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 0 mol % to about 10 mol %.

Abstract: The invention relates to compositions and methods of treatment using an iron chelator, an antioxidant, estrogen, and/or combinations thereof, optionally, linked to a nanoparticle, to treat a subject in need thereof. The compositions and methods may be used to restore or protect the normal functions of osteoblast and osteoclast by depleting iron and inhibiting oxidative damage. The compositions and methods may also be used to increase the bone formation rate in a subject.

Abstract: The invention provides a method of preparing regioregular conducting polymers. The method includes adding a nickel (II) catalyst with the monomer-metal complex to provide the regioregular conducting polymer. Electronic devices can be made using the regioregular conducting polymers prepared as described herein.

Abstract: A polymer composition comprising at least one non-fluorinated melt-processable polymer and as a processing aid at least one fluorinated melt-processable polymer, wherein the fluorinated melt-processable polymer is obtainable by polymerizing one or more fluorinated monoolefin monomers in the presence of one or more fluorinated bisolefinic ethers.

Abstract: An isobutene polymer which has an average of at least 1.4 terminal 1,3-propanediol groups is described, as is a crosslinking product thereof. Suitable crosslinkers are difunctional or higher-functionality isocyanates or epoxy compounds having at least two epoxide groups. The crosslinking products exhibit high storage moduli even at elevated temperatures.

Abstract: A blend of epoxy resins includes a) an epoxy resin composition derived from the reaction of a liquid epoxy resin, a carboxyl terminated butadiene (CTB), and a carboxyl terminated polybutadiene-acrylonitrile (CTBN) and/or a random and terminal carboxyl functional polybutadiene-acrylonitrile (CTBNX), and b) unreacted epoxy resin. The carboxyl terminated butadiene is miscible with the unreacted epoxy resin and does not separate therefrom even upon aging. Upon cure as with a latent cure agent, a toughened epoxy resin is produced having unexpected good low temperature properties such as peel strength.

Abstract: The present invention discloses a method of making core-shell polymer particles, comprising forming a linking-group-containing polymer by derivatizing a hydroxy-group-containing polymer, comprising hydroxy groups on adjacent carbon atoms with a linking agent, that is a compound comprising both an aldehyde moiety and an amine moiety, wherein one or more acetal moieties are formed in the linking-group-containing polymer, each acetal formed by the reaction of the aldehyde moiety in the linking agent with two hydroxy groups in the linking-group-containing polymer, wherein the amine moiety then becomes a linking group pendent from the linking-group-containing polymer, wherein the linking group is capable of reacting with a precursor group in the precursor polymer. Also disclosed are compositions comprising insoluble core-shell particles made by the method.

Abstract: A hydrophilic coating can be applied to virtually any surface to produce a long-lasting, durable antifog effect. The coating includes a molecular-level blend of hydrophilic polymers. The coating can be assembled using a layer-by-layer assembly process.

Abstract: Particle-toughened polymer compositions include a base polymer formulation and a plurality of toughening particles. In certain embodiments, the base polymer formulation includes bismaleimides or other polymer resins capable of high temperature service. A first plurality of toughening particles may include core shell rubbers. A second plurality of toughening particles may be selected from a variety of polymer compositions, including polyimides, polyether ketone (PEK), polyether ether ketone (PEEK), polyether ketone ketone (PEKK), polyether imide, polyether sulfones, and polyphenylene oxide. It is found that increasing concentration of the core shell rubbers may improve the toughness of the composition while preserving thermal properties of the composition, such as glass transition temperature.

Abstract: that are made up of oriented polymer chains are provided. Chains of polymer may be oriented or substantially aligned in one or more directions exhibiting enhanced thermal conductivity along the direction of orientation. Orientation of polymers within sheets may lead to a wide range of thermally relevant applications.

Abstract: The invention relates to an extrusion agent comprising: at least one heterogeneous PVDF (A), in other words a copolymer of VDF and at least one comonomer of VDF, comprising by weight at least 50%, advantageously at least 75%, of VDF which has a melting point Tm (expressed in ° C.)>172-549 m, preferably >1.1×(172-549 m), where m denotes the overall molar percentage of comonomer(s); and at least one interface agent (B), which are optionally diluted in a polyolefin (C). The heterogeneous PVDF preferably has a Tm of between 160 and 172° C. Advantageously it is also a VDF-HFP copolymer containing, by weight, from 88% to 92% of VDF and from 8% to 12% of HFP. The extrusion agent is used to reduce or eliminate the surface defects which arise during the extrusion of a thermoplastic resin (D). This resin may be a polyolefin, a styrenic resin, a polyester or a PVC. Optionally it may also be filled, i.e., may contain dispersed organic or inorganic particles.

Abstract: Double bonds, which are included in the respective isoprene units of natural rubber, are converted into epoxy groups, and are subsequently converted into hydroxyl groups by hydrolyzing the resulting epoxy groups. Since it is possible to introduce hydroxyl groups into all of the double bonds securely, and moreover since it is possible to introduce many hydroxyl groups into them, it is possible to utilize the setting for films for food packaging that are good in terms of gas non-permeability.

Abstract: A rubbery polymer comprising: (a) butyl acrylate or a mixture of butyl acrylate and 2-ethylhexyl acrylate, (b) at least one member selected from the group consisting of methyl methacrylate, ethyl methacrylate, methyl acrylate, and ethyl acrylate, (c) acrylonitrile, (d) styrene, (e) a half ester maleate soap, and (f) a crosslinking agent selected from allyl methacrylate, and mixtures of allyl methacrylate with glycidyl methacrylate, trimethylolpropanetrimethyl acrylate, dicyclopentenyloxyethyl methacrylate and divinylbenzene.

Abstract: The composition and the preparation of a chain-extending concentrate for production of foamed cellular materials of aromatic polyesters is disclosed in this invention. The chain-extending concentrate includes an ethylene-acrylate copolymer, a high-temperature thermoplastic and a multifunctional compound. The preparation process includes two steps: 1) Mixing and melt blending the multifunctional compound and the HT thermoplastic resin into the matrix of the ethylene-acrylate copolymer in an internal mixer and 2) extrusion of the mixture at a temperature below the melting point or reaction temperature of the multifunctional compound.

Abstract: The present disclosure relates to a polymeric composite material comprising at least one polymer material and a quantity of an adhesive component, wherein the adhesive component comprises a reinforcement material, for use as a lining, especially in sealing leaks in pipes. A tool for the installation of the lining is also provided.

Abstract: Substantially isotaclic propylene interpolyraets comprise (A) at least 60 weight percent (wt %) units derived from propylene, and (B) between greater than zero and 40 wt % units derived from ethylene, the propylene interpolyrner further characterized by at least one of the following properties: (1) a ratio of less than 1 measured at interpolyraer number average molecular weight (Mn), (2) a relative compositional drift of less than 50%, arid (3) propylene chain segments having a chain isotacticity triad index of at least 70 mole percent.

Abstract: A thermoplastic resin composition of the present invention capable of improving the strength and surface gloss of a molded article is comprising 100 parts by weight of a thermoplastic resin (a) and 0.5 to 30 parts by weight of a core-shell polymer composition (b), wherein the core-shell polymer composition (b) is obtained by polymerizing a shell-constituting component in the presence of a core obtained by polymerizing a core-constituting component, the core-constituting component contains 70% to 99.95% by weight of an alkyl acrylate having an alkyl group of 2 to 18 carbon atoms, 0.

Abstract: A thermosetting die-bonding film having excellent adhesion to an adherent and preferable pickup properties and a dicing die-bonding film having the thermosetting die-bonding film are provided. The thermosetting die-bonding film of the present invention is a thermosetting die-bonding film that is used when manufacturing a semiconductor device and contains 15 to 30% by weight of a thermoplastic resin component and 60 to 70% by weight of a thermosetting resin component as main components, wherein a surface free energy before heat curing is 37 mJ/m2 or more and less than 40 mJ/m2.

Abstract: Composition for the production of mouldings having a matt and structured surface character, comprising a polymer matrix and crosslinked polymer particles, the polymer matrix comprising at least one acrylic polymer and the composition containing (i) first crosslinked polymer particles having a volume average of the particle size in the range from 30 ?m to 1500 ?m and (ii) second crosslinked polymer particles having a volume average of the particle size of less than 30 ?m, the difference between the refractive index of the first polymer particles and the refractive index of the polymer matrix, measured in each case at 25° C., being less than 0.015 as an absolute value and the difference between the refractive index of the second polymer particles and the refractive index of the polymer matrix, measured at 25° C., being greater than or equal to 0.015 as an absolute value.

Abstract: A thermoplastic resin composition includes a thermoplastic resin (A) and a reactive functional group-containing resin (B), which has a specific structure in the morphology of the resin composition observed by transmission electron microscopy tomography, and the relaxation time T1C of each carbon nucleus by the solid NMR measurement of the thermoplastic resin composition containing a polyamide resin is kept in a specific range. The composition is excellent in the balance between contradictory properties such as impact resistance and heat resistance, remarkably exhibits a peculiar viscoelastic behavior not observed in the conventional polymeric materials, and is remarkably excellent in impact energy absorbing performance and vibration energy absorbing performance at the time of high-speed deformation.

Abstract: An encapsulant adapted for use in a photovoltaic module includes a random terpolymer and a random copolymer. In one embodiment, the terpolymer includes ethylene, methyl acrylate, and glycidyl methacrylate, and the copolymer is a heat resistant copolymer. The encapsulant may include a carrier resin and/or one or more additives, such as a UV absorbing material, a hindered amine light stabilizer, a phosphite antioxidant, and/or a silane.