Abstract: A moldable eraser kit includes a first silicone polymer, a second silicone polymer, an abrasive agent, a catalyst configured to catalyze a reaction between the first silicone polymer and the second silicone polymer at room temperature, and at least two containers such that the first silicone polymer, the second silicone polymer, and the catalyst are not all present in the same container. Also disclosed herein is a method of making an eraser including the steps of mixing a first silicone polymer, a second silicone polymer, a catalyst, an abrasive agent, and optionally one or more additives to form a mixture, the mixture being free of polyvinyl chloride. The method also includes molding the mixture to form a shape and curing the mixture in the shape at room temperature to form a molded eraser.

Abstract: Disclosed are photosensitive resin compositions capable of forming positive resin films with excellent heat shape retention. The photosensitive resin compositions comprises a polymer having a monomer unit represented by the following general formula (I) and a polyamideimide: where R1 is a single chemical bond or a divalent C1-C6 hydrocarbon group which may have a substituent, and R2 is a hydrogen or a monovalent C1-C6 hydrocarbon group which may have a substituent.

Abstract: Cationic cyclic amine containing polymers and copolymers as well as novel lipids have been designed and synthesized for efficient delivery of nucleic acids to cells in biological systems, specifically for in vitro cell transfection research.

Abstract: A resin composition and a molded article. The resin composition contains a fluororesin and boron nitride particles, the fluororesin being present in an amount of 35 to 70% by mass and the boron nitride particles being present in an amount of 30 to 65% by mass, each relative to the resin composition, the resin composition having a melt flow rate of 5.0 g/10 min or more.

Abstract: The present invention refers to a polymer composite that comprises sand preferably medium, at least a load, at least a resin selected from among dicyclopentadiene polyester resin (DCPD) and resin PET and at least a phase-compatibilizing additive and/or flexibilizing agent of the polymer structure. Further, the present invention refers to process of preparing said composite besides the use of said composite for preparing some articles including sleepers. This composite presents several advantages when compared to the materials used today for preparing sleepers as it is more versatile than steel, more available and as effective as wood, more durable than the concrete as it comprises an optimized composition that combines ideal physical-chemical properties to exercise the function for which it was intended.

Abstract: A dispersion contains: a water-insoluble colorant; and acrylic resin particles, where: the acrylic resin particles contain, as a monomer unit, 20 mol % or more of an acrylic blocked isocyanate group based on a total amount of the acrylic resin particles; and the acrylic resin particles have a weight-average molecular weight of 1,000 or more and 1,000,000 or less.

Abstract: A composition includes particular amounts of a poly(phenylene ether); a poly(alkylene terephtalate); a hydrogenated block copolymer of an alkenyl aromatic monomer and a conjugated diene; a compatibilizing agent; an arc suppressant comprising a nitrogen-containing compound, a phosphorus-containing compound, or a combination thereof; glass fiber, a mineral filler; and poly(tetrafluoroethylene). The composition can be particularly useful for use in molded circuit breakers.

Abstract: A slurry composition comprising: a base oil; a nonionic surfactant; a hydrophilic polymer; and a mixed branched alkyl organoclay composition comprising: a phyllosilicate clay; and a mixture of quaternary ammonium ions, each ion having a formula of [N—R1R2R3R4]+ wherein, within such mixture of quaternary ammonium ions, one or more of R1, R2 and R3 is each a mixture of branched alkyl groups, each branched alkyl group having 12 to 22 total carbon atoms, a linear backbone and one or more C1 to C3 branching alkyl groups each attached to the linear backbone at a branching carbon position, and within each quaternary ammonium ion and within the mixture of branched alkyl groups, the C1 to C3 branching alkyl groups are linked to the linear backbones at different branching carbon positions as a distribution; and wherein when one or more of R2 and R3 is not a branched alkyl group, R2 and R3 are a first linear alkyl group having 1 to 22 carbon atoms, wherein R4 is selected from the group consisting of a second linear alky

Abstract: A method of producing a heat-resistant crosslinked fluororubber formed body, including: step (1) melt-mixing, with respect to 100 mass parts of base rubber containing 60 to 99 mass % of fluororubber and 1 to 40 mass % of ethylene-based copolymer resin modified with unsaturated carboxylic acid, 0.003 to 0.5 mass parts of organic peroxide, 0.5 to 400 mass parts of inorganic filler, 2 to 15 mass parts of silane coupling agent, and silanol condensation catalyst, in which the step (1) includes, step (a) melt-mixing all or part of the base rubber, the organic peroxide, the inorganic filler and the silane coupling agent at a temperature equal to or higher than a decomposition temperature of the organic peroxide, and step (b) melt-mixing a remainder of the base rubber, and the silanol condensation catalyst, to melt-mix the thus-modified ethylene-based copolymer resin in at least one of the steps (a) and (b).

Abstract: A binder for an injection moulding composition including: from 40 to 55 volume percent of a polymeric base, from 35 to 45 volume percent of a mixture of waxes or a mixture of wax and palm oil, and at least 5 volume percent of at least one surfactant, wherein the polymeric base is formed of copolymers of ethylene and methacrylic or acrylic acid, copolymers of ethylene and propylene and/or maleic anhydride-grafted polypropylene, and polymers soluble in isopropyl alcohol, propyl alcohol and/or turpentine, and chosen from the group including a cellulose acetate butyrate, a polyvinyl butyral and a copolyamide, the respective quantities of the binder components being such that their sum is equal to 100 volume percent of the binder.

Abstract: Aqueous inkjet ink compositions are provided. In an embodiment, such a composition comprises water; resin particles; and a colorant; wherein the resin particles comprise a polymerization product of reactants comprising a monomer, an acidic monomer, a multifunctional monomer, and a reactive surfactant, the resin particles having a D(z, ave) of no greater than about 150 nm, a D(v,90) of less than about 200 nm, and a polydispersity index (PDI) of no greater than about 0.050. Methods of forming and using the aqueous inkjet ink compositions are also provided.

Abstract: An ultra-light graphene-rubber foam particle for soles is prepared from, by weight, 60-65 parts of natural rubber, 8-12 parts of isoprene rubber, 8-12 parts of butadiene rubber, 6-8 parts of styrene butadiene rubber, 0.8-1.0 parts of modified graphene, 0.08-0.12 parts of poly(N-vinylacetamide), 0.8-1.0 parts of silicone oil, 3.0-3.5 parts of inorganic nano-particles, 1.2-1.5 parts of activated zinc oxide, 0.8-1.0 parts of zinc stearate, 1.0-1.2 parts of stearic acid, 0.8-1.0 parts of cross-linking agents, 2.0-3.0 parts of flow promotors, and 1.5-1.8 parts of foaming agents. According to the invention, the modified graphene is uniformly dispersed into the rubber materials, so that the ultra-light graphene-rubber foam particle has good thermal stability, wear resistance and tensile strength, the permanent compressive-deformation performance and thermal contraction resistance are improved, and the weight is reduced by over 50%.

Abstract: A tablet form of an epoxy resin composition for encapsulation of semiconductor elements, where the tablet form of the epoxy resin composition: (i) includes 97 wt % or more of tablets having a diameter of 0.1 mm to less than 2.8 mm and a height of 0.1 mm to less than 2.8 mm, as measured using an ASTM standard sieve; (ii) satisfies the following Equation 1, ? ? ? D × ? ? ? H ? ? ? D + ? ? ? H ? 1.0 , where ?D is a standard deviation of tablet diameters and ?H is a standard deviation of tablet heights, as measured with respect to 50 tablets arbitrarily selected from the tablets; and (iii) the tablets have a compression density of 1.2 g/mL to 1.7 g/mL.

Abstract: A thermoplastic resin composition includes 100 parts by weight of a base resin including 5 to 40% by weight of a vinyl cyanide compound-conjugated diene rubber-aromatic vinyl compound graft copolymer (a) containing conjugated diene rubber having a particle diameter of 0.05 ?m to 0.2 ?m, 5 to 40% by weight of a vinyl cyanide compound-conjugated diene rubber-aromatic vinyl compound graft copolymer (b) containing conjugated diene rubber having a particle diameter of greater than 0.2 ?m and less than or equal to 0.5 ?m, and 50 to 80% by weight of an aromatic vinyl compound-vinyl cyanide compound copolymer (c); and more than 0.01 parts by weight and less than 2 parts by weight of a compound having a kinematic viscosity (25° C.) greater than 5 cSt and less than 200 cSt. The resin composition has excellent plating characteristics.

Abstract: A lacquer composition is provided, comprising 20%-79.9% by weight, based on the total weight of the composition, of a thiol compound having two or more thiol groups, 20%-79.9% by weight, based on the total weight of the composition, of a compound having two or more carbon-carbon double bonds and 0.1%-10% by weight, based on the total weight of the composition, of a separating agent having an alkyl radical having 4-20 carbon atoms, where the alkyl radical is unsubstituted or fluorine-substituted and the alkyl radical is bonded to a functional group. Also provided are the use of this lacquer composition as a protective lacquer on an optical surface of an optical element in the production of the optical element, and an optical element comprising the protective lacquer.

Abstract: A polyvinyl chloride composition for powder molding includes a polyvinyl chloride (A) an amount of 100 parts by mass, a plasticizer in an amount of 110 parts by mass or more and 150 parts by mass or less, and an acrylic polymer in an amount of 4 parts by mass or more and 23 parts by mass or less. The polyvinyl chloride (A) has an average particle diameter of 50 ?m or more and 500 ?m or less and an average degree of polymerization of 1,350 or more. The acrylic polymer has an average particle diameter of 0.01 ?m or more and 10 ?m or less and contains a constitutional unit derived from a (meth) acrylic ester in an amount of 50 mass % or more.

Abstract: The present invention may provide a composition containing a biologically degradable resin from which a molded article having suppressed deterioration of the tensile strength and the elongation at the breaking point thereof can be obtained. The present invention may provide a resin composition including a biologically degradable resin, a heavy calcium carbonate, and acetyl tributyl citrate, in which a mass ratio of the biologically degradable rein to the heavy calcium carbonate is 10:90 to 70:30, the biologically degradable resin includes at least polybutylene adipate terephthalate or polybutylene succinate adipate, a content of the polybutylene adipate terephthalate or the polybutylene succinate adipate relative to the biologically degradable resin is 70% or more by mass, and a content of the acetyl tributyl citrate relative to the resin composition is 5.0% or more and 20.0% or less by mass.

Abstract: The present invention relates to the use of liquid aqueous polymer compositions containing an aqueous polymer latex and at least one inorganic particulate material for providing flexible roof coatings. The present invention also relates to a method for providing flexible roof coatings, which comprises applying said liquid aqueous polymer compositions to a flat roof. The liquid aqueous polymer composition contain, a. an aqueous polymer latex, where the polymer in the polymer latex is made of polymerized monomers M, where the polymerized ethylenically unsaturated monomers M comprise a combination of) at least two different monoethylenically unsaturated, non-ionic monomers M1, whose homopolymers have a theoretical glass transition temperature Tg(th) of at least 25° C. and ii) at least two different monoethylenically unsaturated, non-ionic monomers M2, whose homopolymers have a theoretical glass transition temperature Tg(th) of at less than 25° C.

Abstract: The invention relates to the use of thermoplastic molding compositions comprising D) from 30 to 99% by weight of a thermoplastic polyamide E) from 0.01 to 10% by weight of an organic isocyanate or diisocyanate, or a mixture of these F) from 0 to 60% by weight of other additional substances, where the sum of the percentages by weight of A) to C) is 100%, for the production of moldings of any type with improved haze (measured in accordance with ASTM D1003) and/or improved clarity (measured in accordance with ASTM D1003) and/or increased laser transparency (measured at a wavelength of 1064 nm by means of a thermoelectric power measurement).

Abstract: This disclosure provides A resin system comprising (1) a resin including (i) 1-30 wt % of a binder comprising an aqueous-soluble, photopolymerizable monomer, oligomer, or polymer, (ii) 1-20 wt % of an emulsion component; and (ii) from greater than 0 to 10 wt % of a photoinitiator, and (2) 41-90 wt % of a filler including glass or glass ceramic particles wherein the particles have an average size along their longest dimension of from 5 nm to 20 ?m.