Abstract: The invention relates to a composition for thermoplastic composite material comprising: 30% to 60% by volume, preferentially 35% to 50% by volume, of a thermoplastic matrix comprising from 50% to 100% by weight of a semi-crystalline polyamide polymer and from 0% to 50% by weight of at least one additive and/or of at least one other polymer, 40% to 70% by volume, preferentially 50% to 65% by volume, of long reinforcing fibers (or of long fibrous reinforcement), said thermoplastic matrix impregnating said long reinforcing fibers (or said long fibrous reinforcement), said semi-crystalline polyamide polymer being a nonreactive composition of at least one polyamide polymer, said composition being that of said thermoplastic matrix defined above, and said reactive polyamide prepolymer of the composition a) and said polyamide polymer of the composition b) comprising or consisting of at least one BACT/XT copolyamide.

Abstract: A biological component adhesion-suppressing material includes a substrate provided with a functional layer having, fixed on a surface thereof that comes into contact with a biological component, a polymer including a saturated aliphatic monocarboxylic acid vinyl ester unit, wherein: when compositional analysis is performed on the surface of the functional layer using a TOF-SIMS device, the number of carbon atoms in an aliphatic chain representing an ion signal detected for saturated aliphatic carboxylic acid is 2-20; and an XPS measurement taken of the surface of the functional layer shows a peak derived from an ester group.

Abstract: The present invention relates to relates to a method of optimizing a plastic composition formed from a plurality of resin feedstocks. A plurality of resin feedstocks are provided. The plurality of resin feedstocks are blended to form the plastic composition. One or more properties of the plastic composition, including radiation absorption, radiation transmission, gas evolution, radiation fluorescence, or melting properties, are measured. The ratio of the plurality of resin feedstocks being blended into the plastic composition is adjusted, based on said measuring, to form an optimized plastic composition. A system for performing the method is also disclosed.

Abstract: Methods and materials to fabricate electrochromic including electrochemical devices are disclosed. In particular, emphasis is placed on the composition, fabrication and incorporation of electrolytic sheets in these devices. Composition, fabrication and incorporation of redox layers and sealants suitable for these devices are also disclosed. Incorporation of EC devices in insulated glass system (IGU) windows is also disclosed.

Abstract: Compositions are provided comprising A) at least one polymer selected from the group consisting of aromatic polycarbonate and aromatic polyester carbonate, B) at least one mixture comprising at least one butadiene-based graft polymer prepared by emulsion, suspension or solution polymerization and at least one polybutadiene-free vinyl (co)polymer, and C) at least one polymer additive, where the polybutadiene content based on the sum total of the parts by weight of components A and B is 10% to 20% by weight, and where the total content of butadiene-free vinyl (co)polymer from component B based on the sum total of the parts by weight of components A and B is 12% to 23% by weight. Composite components formed from these compositions and a polyurethane layer, which are notable for improved adhesion between the two layers, and a process for producing the composite components are also provided.

Abstract: A composition comprising polymer particles and a carrier, wherein the polymer particles are a mixture of at least a first polymer and a second polymer, wherein the first polymer is at least partially soluble or dispersible in the carrier, and wherein the polymer particles are arranged such that they can join together to form a scaffold of polymer particles, and wherein the composition is administrable to a human or non-human animal.

Abstract: A transparent composition comprising polycarbonate and a mixture of flame retardants, wherein the flame retardants are aryl phosphate ester of hydroquinone and tris(2,4,6-tribromophenoxy)-s-triazine.

Abstract: The present invention relates to a kit of parts comprising Part A and Part B, Part A comprising: ascorbic acid, component(s) comprising an ascorbic acid moiety or derivative(s) thereof, optionally polymerizable component(s) without acidic moieties, optionally polymerizable component(s) with acidic moieties, and optionally filler(s), Part B comprising polymerizable component(s) without acidic moieties, polymerizable component(s) with acidic moieties, transition metal component(s), organic peroxide(s), and optionally filler(s), The invention is also directed to a redox initiator system comprising ascorbic acid, component(s) comprising an ascorbic acid moiety or derivative(s) thereof, transition metal component(s), preferably comprising a copper or iron ion containing salt, organic peroxide(s), preferably comprising a hydroperoxide or di-peroxide. The kit of parts and redox initiator system are particularly useful in the dental field.

Abstract: Asphalt composition for road pavement, excellent in drying strength, strength after immersion in water, and strength after immersion in petroleum, method for producing same, and road paving method. Composition comprises asphalt, polyester, and aggregate. Polyester has alcohol component-derived constituent unit containing ?65 mol % bisphenol A/alkylene oxide adduct and carboxylic acid component-derived constituent unit containing ?50 mol % terephthalic or isophthalic acid. Composition has softening point of 95°?130° C., hydroxyl group value of 20-50 mgKOH/g, and ratio of polyester resin of 5-50 parts by mass based on 100 parts by mass of the asphalt. Production method comprising mixing asphalt, the polyester, and aggregate at 130-200° C. for ?30 seconds. Polyester resin is mixed in ratio of 5-50 parts by mass based on 100 parts by mass of asphalt. Road paving method comprises laying asphalt composition obtained by production method as set forth, thereby forming an asphalt paving material layer.

Abstract: A rubber composition contains a diene rubber component and a reinforcing filler, the diene rubber component containing a styrene-butadiene copolymer component including at least one type of styrene-butadiene copolymer and satisfying: the bonded styrene content is from 5 to 50 wt. %; of components obtained by ozone decomposition, a content of a decomposed component V1 containing one 1,2-bonded butadiene-derived unit out of a total of 100 mol % of decomposed components containing styrene-derived unit(s) and/or the 1,2-bonded butadiene-derived unit(s) is not less than 25 mol %; of the components obtained by ozone decomposition, a content of a decomposed component S2V1 containing two of the styrene-derived units and one of the 1,2-bonded butadiene-derived unit out of a total of 100 mol % of the decomposed components containing the styrene-derived unit(s) and/or the 1,2-bonded butadiene-derived unit(s) is not less than 5 mol %; and a vinyl content of a butadiene moiety is not less than 50%.

Abstract: A biocompatible, covalently cross-linked, polymer that is obtained by reacting an electrophilically activated polyoxazoline (EL-POX) with a nucleophilic cross-linking agent is disclosed. The EL-POX comprises m electrophilic groups; and the nucleophilic cross-linking agent comprises n nucleophilic groups, wherein the m electrophilic groups are capable of reacting with the n nucleophilic groups to form covalent bonds; wherein m?2, n?2 and m+n?5; wherein at least one of the m electrophilic groups is a pendant electrophilic group and/or wherein m?3; and wherein the EL-POX comprises an excess amount of electrophilic groups relative to the amount of nucleophilic groups contained in the nucleophilic cross-linking agent. Biocompatible medical products and kits comprising the cross-linked POX-polymers are also disclosed.

Abstract: A three-dimensional printing build material composition includes a polymer particle, and a radiation absorbing additive mixed with the polymer particle. The radiation absorbing additive has a particle size ranging from about 1 ?m to about 100 ?m, and the radiation absorbing additive is to absorb incident radiation having wavelengths ranging from 700 nm to 10 ?m.

Abstract: Elastomeric composition for producing tire components comprising, based upon parts by weight per 100 parts by weight of rubber (phr): (A) 100 phr of a blend of rubber comprising at least 20% by weight of an isoprene polymer; (B) from 0 to 30 phr of silica; (C) from 0 to 50 phr of amorphous carbon black; (D) from 1 to 40 phr of graphene, wherein the graphene consists of graphene nanoplatelets, wherein at least 90% have a lateral size (x, y) from 50 to 50000 nm and a thickness (z) from 0.34 to 50 nm, wherein the lateral size is always greater than the thickness (x, y>z), and wherein the C/O ratio is ?100:1.

Abstract: A composite of a rubber layer and a polyurethane substrate are adhered together without the need for a separate adhesive layer. An adhesion-promoting composition incorporated into the rubber layer provides the means for adhereing the rubber layer to the polyurethane substrate. The adhered layered composition may be used in many applications including the construction of tires.

Abstract: Orthopedic devices are described including polymer compositions used to make the devices. The polymer composition contains a polyoxymethylene polymer in combination with various additives that prevent against agglomerations and spotting even when the composition contains significant amounts of coloring agents and/or waxes. In addition, the polymer composition has reduced formaldehyde emissions and excellent thermal stability properties.

Abstract: The invention provides a compound of the formula: wherein Ar is selected from the group consisting of aryl, monosubstituted aryl and polysubstituted aryl, heteroaryl, monosubstituted heteroaryl and polysubstituted heteroaryl; Ar? is selected from the group consisting of aryl, monosubstituted aryl and polysubstituted aryl, heteroaryl, monosubstituted heteroaryl and polysubstituted heteroaryl; R is an alkylene radical having 2-20 carbon atoms; and n=1-20. The compounds of the invention are used with polymer resins to enhance their gas barrier properties.

Abstract: A process for producing a laminate in a coating line including the subsequent steps of: —providing a metal strip; —pre-heating the metal strip to a temperature of at least 100° C.; —producing a laminate by adhering a first thermoplastic polymer coating layer on one major surface of the strip and a second thermoplastic polymer coating layer on the other major surface of the strip wherein the first thermoplastic polymer coating layer includes a polymer with a melting point below 200° C.; —heating the laminate in a non-oxidising gas atmosphere in a post-heating step to at least the melting point of the polymer or polymers in the second polymer coating layer, and at least 220° C.; —rapidly cooling or quenching the laminate to a temperature of below 50° C. Also, a polymer coated metal strip produced thereby, or a can produced therefrom.

Abstract: Provided are a superabsorbent polymer having a high bulk density value and showing a reduction in unpleasant odors which may be caused by various additives included in a preparation process while basically maintaining excellent absorption performance and absorption rate, and a preparation method thereof.

Abstract: This invention is to improve the reaction efficiency of a peroxide introduced into a cylinder compared with conventional art. In the peroxide reaction method and peroxide reaction device using an extruder according to this invention, in which a peroxide and a raw material such as a synthetic resin, a natural resin, and an elastomer are introduced into a cylinder of the extruder, wherein the raw material and the peroxide are reacted with each other in the cylinder, the raw material is introduced from a raw material supply hopper, the peroxide is introduced from a downstream side of the raw material supply hopper, and the temperature of the raw material in a peroxide introduction portion is adjusted to a temperature lower than the one-minute half-life temperature of the peroxide.

Abstract: A process for agglomerating superabsorbent particles, wherein polymer particles having a particle size of 250 ?m or less are dispersed in a hydrophobic organic solvent, the dispersed polymer particles are mixed with an aqueous monomer solution, the amount of unneutralized monomer applied with the monomer solution being from 0.5% to 80% by weight, based on the dispersed polymer particles, and the monomer solution is polymerized.