Abstract: A thermosetting resin composition and a prepreg are provided. The thermosetting resin composition includes a maleimide resin, a cyanate ester resin, and a crosslinking agent. The crosslinking agent is a silane-modified diallyl bisphenol compound whose structure is represented by Formula (1): in Formula (1), X is a linear or branched C1 to C6 alkyl, cycloalkyl, or sulfonyl group, R1 is a linear or branched C1 to C6 alkyl or aryl group, R2 is a C1 to C6 alkyl group, R3 is a functional group with a crosslinkable double bond, and n+m is a positive integer from 1 to 8.

Abstract: A method for preparing an accelerator for sprayed mortar/concrete is provided. The accelerator includes an organic component, inorganic component aluminum sulfate, an initiator, and a reductant. The organic component in the form of a polymer monomer is added to concrete and polymerized into a polymer network structure in the presence of the initiator and the reductant; and the inorganic component aluminum sulfate promotes rapid hydration of the concrete to form an inorganic network structure. Such organic-inorganic interpenetrating network thickens a cement-based material rapidly to achieve strong adhesion, fast-setting and hardening properties and effectively reduces resilience of the sprayed mortar/concrete. The accelerator prepared by the method is well compatible with all sorts of cement, efficient and environmentally friendly.

Abstract: This invention relates to a polymer composition comprising: (A) at least one semi-crystalline polymer, and (B) a stabilizer composition comprising: (1) at least one primary antioxidant comprising at least one phenolic antioxidant; and (2) at least one secondary antioxidant comprising at least one phosphite, and (3) at least one chain extending agent; wherein the b* value for said polymer composition is less than 10 according to the L*, a* and b* color system of the CIE (International Commission on Illumination) after being heated for at least three hours at 200° C. or 24 hours at 175° C.

Abstract: Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus—containing benzofuranone compounds and iii) one or more hindered amine light stabilizers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Abstract: A UV light curable adhesive is disclosed, comprising, at least one bi-active monomer, at least one polymerizable oligomer, a primary photoinitiator, and a monomer scavenger, wherein photopolymerization of the at least one bi-active monomer by the primary photoinitiator activates the monomer scavenger, reducing residual monomer content in a cured adhesive formed by the photopolymerization of the bi-active monomer in comparison to an otherwise identical comparative UV adhesive lacking the monomer scavenger. A method for curing the UV light curable adhesive is disclosed, including applying the UV light curable adhesive to a surface and exposing the UV light curable adhesive to UV light, free from heating the UV light curable adhesive other than any autogenous increases in temperature from exothermic polymerization reactions. A device with the UV light cured adhesive is disclosed, including the UV light cured adhesive joining a first surface to a second surface.

Abstract: Provided is a resin composition that exhibits satisfactory impregnability into reinforcing fibers, while having rapid curability, and that is suitable for fiber-reinforced composite materials producing molded articles having high heat resistance. A two-pack resin composition for fiber-reinforced composite materials is configured of a base material including an epoxy resin (A) and a (meth)acrylate compound (B) having three or more (meth)acryloyl groups in a molecule, and a curing agent including an amine compound (C) represented by the following general formula (1), a mass ratio of the base material to the curing agent being within the range of from 85:15 to 65:35, Wherein the epoxy resin (A) includes 75% by mass to 100% by mass of a bisphenol A epoxy resin; the base material has a viscosity of 10,000 mPa·s or less; and the curing agent has a viscosity of 800 mPa·s or less. X—(CH2NH2)n (1) (In the formula, X represents an n-valent organic group having 1 to 16 carbon atom; and n represents 2 or 3).

Abstract: A polymeric material comprising from about 5% to about 60% of a Diels-Alder additive, wherein the additive crosslinks at a temperature below 100° C., an adhesive or sealant component, wherein the viscosity of the adhesive or sealant is reduced by at least about 5%, at least about 30%, at least about 80%, or even at least about 100% when combined with the Diels-Alder additive.

Abstract: Disclosed herein are method and design rules for making polyelemental systems with specific heterostructures, including tetra-phase nanopartides with as many as six junctions.

Abstract: A polymer blend is provided, which includes 100 parts by weight of a first polyolefin, 3 to 100 parts by weight of a thermoplastic polyurethane, and 3 to 10 parts by weight of a modified polyolefin. The modified polyolefin is formed by grafting maleic anhydride or acrylate onto a second polyolefin. The blend can be used to form fiber.

Abstract: The present disclosure generally relates to carbon fiber reinforced polyolefin compositions, which may have a relatively low density. The compositions may include a thermoplastic olefin, a filler component, a compatibilizer, and/or an additive package. In some embodiments, the filler component includes a plurality of carbon fibers. In addition, articles of manufacture and methods of making a carbon fiber reinforced polyolefin composition are provided.

Abstract: This invention relates to an acid resistant adhesive composition, comprising at least one polychloroprene; at least one epoxy silane; at least one amine silane; at least one unsaturated silane; and at least one organic solvent. The acid resistant adhesive composition according to the present invention exhibits excellent initial peel strength and final peel strength after being soaked in electrolyte solution and shows good acid resistant property.

Abstract: Functionalized polymeric binders for electrolyte and electrode compositions include a polymer having a polymer backbone and functional groups. In some embodiments, a polymer includes a non-polar polymer backbone and a functional group that is 0.1 to 5 wt % of the polymer. In some embodiments, a polymer includes a polar backbone and a functional group that is 0.1 to 50% weight percent of the polymer. Also described are composites for electrolyte separators and electrodes that include argyrodite ion conductors and polar polymers.

Abstract: A waterborne one-component coating composition capable of self-crosslinking and exhibiting a gloss and hardness improvement when cured that is similar to a solventborne two-component composition. The composition includes a urethane phase including a polyurethane polymer with at least polyester diol monomer units, polycarbonate diol monomer units, and ketone-functionalized diol monomer units. The composition may include an optional acrylic phase including an acrylic polymer having monomer units selected from one of alkyl (meth)acrylate monomer units, vinyl acetate monomer units, styrene monomer units, ketone-functional vinyl monomer units, or combinations thereof. The composition includes a hydrazine-functionalized crosslinking agent configured to crosslink one of the ketone-functionalized diol monomer units, the ketone-functional vinyl monomer units, or both. The composition further includes one or more tertiary amine reaction moderators or neutralizing agents.

Abstract: According to one embodiment, a high-definition and decolorable image is formed. A method for producing a colorable material according to an embodiment includes supplying a first solution containing a color developable agent and a first solvent to a color developing agent in the form of a powder which is insoluble in the first solvent so that a first mixture of the first solution and the color developing agent maintains the powder state, and removing the first solvent from the first mixture, thereby obtaining a powder of colorable particles containing the color developable agent and the color developing agent.

Abstract: Process for preparing polymers comprising S-vinylthioalkanol as monomer by radical polymerization, the polymerization being carried out in aqueous solution, with the proviso that no N-vinylpyrrolidone as monomer is used for preparing the polymers, and also polymers prepared by such processes. Copolymer consisting of S-vinyl-2-thioethan-1-ol and one or more ethylenically unsaturated monomers selected from the group consisting of acrylic acid, itaconic acid, maleic acid, maleic anhydride, and vinylphosphonic acid. Mixtures, preferably aqueous compositions, comprising polymers or copolymers. Use of polymers, copolymers, or aqueous compositions as concrete plasticizers, wetting agents, in cosmetics, as adhesive constituent, in emulsion polymerization, for metal surface treatment, in coatings applications, in paints, in laundry detergents, in washing detergents, as encapsulating material or as enveloping material.

Abstract: Microlaser based dye doped polymeric resonators are provided as well as pharmaceutical formulations containing the microlaser based dye doped polymeric resonators, methods of making thereof, and methods of use thereof for monitoring and/or stimulating electrical activity in a brain of a subject in need thereof. The microlaser based dye doped polymeric resonators can include a particle having a spherical core containing one or more fluorescent dyes dispersed within a polymer matrix, wherein the polymer matrix has an index of refraction of about 1.2 or greater; an outer surface surrounding the spherical core; and a gold nanoparticle, wherein the gold nanoparticle is on the outer surface, is dispersed within the spherical core, or both. The fluorescent dyes can include a voltage sensitive fluorescent dye.

Abstract: An oil-based inkjet ink is disclosed that contains a pigment, a dispersant formed with an acidic resin, a low-molecular weight amine compound and a basic polymer, and a non-aqueous solvent. A method for producing an oil-based inkjet ink and a method for producing a dispersant is also disclosed.

Abstract: Thermosetting powder coating compositions and processes for making the thermosetting powder coating compositions and processes for coating an article with the thermosetting powder coating compositions are disclosed. Cured thermosetting powder coating compositions are obtained by curing of the thermosetting powder coating compositions of the invention. Articles are provided having coated thereon the thermosetting powder coating compositions as well as to articles having coated and cured thereon the thermosetting powder coating compositions. The thermosetting powder coating compositions exhibit a substantially lower Tchalk-free, that is a ?Tchalk-free which is in the range of from and including 5 up to and not including 10° C.

Abstract: The present invention relates to ethylene-vinyl alcohol copolymer particles, comprising an ethylene-vinyl alcohol copolymer having an ethylene unit content of 1 mol % or more and less than 20 mol %, a viscosity-average polymerization degree of 200 to 5000, and a saponification degree of 80 to 99.99 mol %, wherein a crystallinity in water Cw (30° C.) at 30° C. and a crystallinity in water Cw (70° C.) at 70° C. as determined by pulse NMR satisfy formula (I). There is thus provided ethylene-vinyl alcohol copolymer particles having excellent solubility in water and excellent gas barrier performance.

Abstract: A rubber composition includes a carboxyl group-containing nitrile rubber of which iodine value is 120 or less, a polyetherester plasticizer, and a metallic compound, wherein an amount of stearic acid adsorbed by the metallic compound is 80 mg/g or more and 300 mg/g or less.