Abstract: A polymer composite comprises a polyhydroxybutyrate (PHB)-based polymer, and a primary additive, which primary additive may comprise cardanol, cardol, anacardic acid, polydimethylsiloxane (PDMS), polyethyleneoxide (PEO), polyvinylalcohol (PVA), polycaprolactone (PCL), ethylene vinyl acetate (EVA), or poly(vinyl butyral-co-vinyl alcohol-co-vinyl acetate) (PVBA). Polymer composite films prepared from the polymer composites are biodegradable.

Abstract: The present invention relates to a thermosetting resin composition and application thereof, said thermosetting resin composition comprising: A: a styrene-butadiene-styrene triblock copolymer having a star-shaped structure; B: a linear olefin resin containing 1,2-ethylene, and a modifier thereof, C: at least one resin or small molecule compound substituted with an acrylic group; taking the total mass of component A, component B, and component C as 100%, the added amount of said component A is 3%-85%, the added amount of said component B is 10%-95%, and the added amount of said component C is 1%-70%. The resin composition provided by the present invention does not undergo phase separation under initiator conditions, and has high heat resistance and a relatively low dielectric constant and dielectric loss tangent value, and is capable of providing the desired dielectric properties and thermal reliability of a copper-clad plate.

Abstract: A curable resin composition includes a multifunctional radical polymerizable compound (A), a monofunctional radical polymerizable compound (B), a rubber particle (C), and a radical polymerization initiator (D). The compound (A) includes a multifunctional urethane (meth)acrylate oligomer (a1) in a certain amount based on the total amount of the compounds (A) and (B). The compound (A) and/or (B) contains at least one radical polymerizable compound satisfying expressions (1) to (3) in a certain amount based on the total amount of the compounds (A) and (B). The compound satisfies the expressions (1) to (3) and is a compound other than the oligomer (a1): log(S)?0.4 (1), 3.0??P value?6.0 (2), molecular weight?500 (3), log(S) is a common logarithm of solubility in water at 25° C., and ?P value is a value of dipole interaction energy in Hansen solubility parameter.

Abstract: Provided is a pneumatic tire. The cap tread layer is made of a rubber composition in which 50 parts by mass to 100 parts by mass of silica and 5 parts by mass to 25 parts by mass of carbon black are blended per 100 parts by mass of diene rubber containing 50 mass % or more of natural rubber and 20 mass % or more and 40 mass % or less of styrene-butadiene rubber. As the styrene-butadiene rubber, terminal-modified styrene-butadiene rubber having a vinyl content of 35 mass % to 70 mass % is used. As the carbon black, carbon black having a nitrogen adsorption specific surface area N2SA of less than 130 m2/g is used. The rubber composition constituting the cap tread layer is set to have a tensile product TB×EB of 12000 or more and a hardness of 60 or more and 70 or less.

Abstract: A method of separation and recovery of neutral and lipid components contained in saponifiable mixtures such as lipids and residues of plant and animal origin or saponified such as Tall Oil Soap (TOS), or in their saponified derivatives, which is based on differences in their solubility in a solvent or in a mixture of solvents from the group consisting of water and alcohols.

Abstract: Disclosed is an epoxy adhesive composition for easy separation, in which articles using the epoxy adhesive composition are easy to separate and suitable for recycling.

Abstract: A gingival barrier protective resin includes 40 to 70 parts of a matrix resin, 20 to 40 parts of a diluent resin, 5 to 20 parts of an inorganic filler, 5 to 20 parts of an ointment base, 0.1 to 0.5 parts of an initiator, 1 to 5 parts of a co-initiator, and 0.1 to 1 part of a polymerization inhibitor.

Abstract: A resin composition is disclosed, comprising 100 parts by weight of a copolymer of phenylvinylsilane and alkenyl compound and 20 parts by weight to 100 parts by weight of a vinylbenzyl-terminated phenolic resin; wherein the raw material of the copolymer of phenylvinylsilane and alkenyl compound comprises a phenylvinylsilane and an alkenyl compound, based on a total weight of the phenylvinylsilane and the alkenyl compound being 100 parts by weight, the phenylvinylsilane is 80 parts by weight to 98 parts by weight, and the alkenyl compound is 2 parts by weight to 20 parts by weight. The resin composition can be made into a product such as a prepreg, a resin film, a laminate, a printed circuit board or a cured insulator.

Abstract: The present disclosure describes a coating composition comprising a film forming component, an effective amount of a copper containing glass particle and an effective amount of a color shift mitigating agent. Substrates coated therewith are also described.

Abstract: An aqueous adhesive composition to form an adhesive layer on a surface of a cloth transport member of an ink jet printing apparatus is provided. The aqueous adhesive composition includes an acrylic-based resin, an urethane-based resin, a surfactant, and water, and a content A of the acrylic-based resin is higher than a content U of the urethane-based resin.

Abstract: Polymers comprising an alginate which is ionically crosslinked with unsubstituted dicarboxylate-bridged multivalent cations, products including such polymers, and methods of their manufacture.

Abstract: A core-shell particle having an organic polymer core which is completely covered by a first inorganic oxide shell, wherein the first inorganic oxide shell has a silica (SiO2), an alumina (Al2O3), or a titania (TiO2); wherein the first inorganic oxide shell has a layer of a magnetic material which is disposed directly on the polymer core; further having a mesoporous second inorganic oxide shell, wherein the mesoporous second inorganic oxide shell covers the first inorganic oxide shell; wherein the mesoporous second inorganic oxide shell has silica (SiO2), alumina (Al2O3), or a titania (TiO2).

Abstract: The present invention relates to a radiation curable screen printing composition for cast-curing comprising one or more compounds comprising radiation curable groups, one or more photoinitiators and one or more rheology modifying agents, which composition has a specific shear rate dependent viscosity; an article comprising a substrate and a coating comprising the radiation curable composition in cured form, wherein the coating is in form of a surface relief structure, a method for producing the article comprising the steps: (i) Providing a casting tool having a relief structure defined in a surface thereof, the relief structure corresponding to the surface relief structure; (ii) Applying to the substrate and/or the relief structure of the casting tool the radiation curable composition; (iii) Cast curing the radiation curable composition by bringing the substrate into contact with a casting tool comprising a relief structure and forming the surface relief structure in the coating composition; and (iv) Radiatio

Abstract: A silicone composition comprising (A) an electrically conductive filler, (B) a polydiorganosiloxane polymer, (C) a polyorganohydrogensiloxane, (D) a hydrosilylation reaction catalyst, (E) a polymer additive, and optionally (F) a hydrosilylation reaction inhibitor has a low complex viscosity upon admixing and upon cure provides a high electrical conductivity and good electrical conductivity retention after heat aging.

Abstract: Delivery systems, compositions, and methods for forming and delivering biomaterials from two components are described. Specifically, a composition includes a first component and a second component that are each formulated to be crosslinked with the other to form a hydrogel. The first component and the second component are formulated to have an initial storage modulus (initial G?) and an initial loss modulus (initial G?) when initially combined such that a ratio of the initial G? to the initial G? is between about 5 and about 100. The first component and the second component are formulated to have a gelation storage modulus (gelation G?) and a gelation loss modulus (gelation G?) at a gelation time after the first component and the second component are combined such that a ratio of the gelation G? to the gelation G? is less than about 1. The gelation time is less than about 120 seconds.

Abstract: Aqueous coating compositions are disclosed that are capable of forming residual antimicrobial coatings having improved performance related to residual efficacy and duration. In various embodiments, an antimicrobial coating composition comprises at least one antimicrobial compound, at least one durable matrix forming compound, and optionally, at least one performance-enhancing additive. The antimicrobial compound is selected from non-silane quaternary compounds and quaternary silanes. The durable matrix forming compound is selected from polymers, non-polymeric organic compounds, inorganic substances, additional antimicrobial substances, reactive silanes, and non-reactive silanes. The performance-enhancing additive is selected from a polymer, a solvent, an inorganic substance, a surfactant, a crosslinker, a surface modifier, and chemical species capable of forming a sol-gel.

Abstract: Radically polymerizable material, which contains (a) 0.01 to 5 wt.-% of at least one transfer reagent, (b) 5 to 60 wt.-% of at least one multifunctional (meth)acrylate or a mixture of mono- and multifunctional (meth)acrylates, (c) 0.01 to 3.0 wt.-% of a mixture of at least one monomolecular and at least one bimolecular photoinitiator, (d) 30 to 90 wt.-% of at least one filler, and (e) optionally additive(s), wherein the material contains as transfer reagent (a) at least one allyl sulfone of Formula I and/or a vinyl sulfone ester of Formula II.

Abstract: Provided is a curable composition that can form a lens having excellent visibility, antiglare effects, and contrast-enhancing effects by suppressing thermal degradation of a tetraazaporphyrin compound. The curable composition according to the present disclosure includes silsesquioxane containing a cyclohexene oxide group, and a tetraazaporphyrin compound having an absorption peak in a wavelength region of from 570 to 605 nm, in which a content of the tetraazaporphyrin compound is from 1000 to 10000 ppm by weight of a content of the silsesquioxane.

Abstract: Described herein are novel super absorbent materials. The super absorbent materials are copolymerized with strong or super strong ionizable monomers and bulky counter ions or select metal salts. The copolymer-based super absorbent materials have significantly improved absorbance properties. The compositions and methods described herein are useful in a variety of absorbent products.

Abstract: A method of producing bioplastics from date palm (Phoenix dactylifera) peels including cleaning date palm peels to provide clean date palm peels, subjecting the clean date palm peels to size reduction to provide a date palm peel powder, adding an acid solution to the date palm peel powder to form a bioplastic solution; agitating the bioplastic solution to provide a uniformly dispersed suspension; adding a plasticizer to the uniformly dispersed suspension to provide a plasticized suspension; and heating the plasticized suspension while stirring to provide a gelatinized polymeric material or uniform polymer matrix.