Abstract: Adhesive compositions comprising a copolymer of isobutylene repeat units and alkene repeat units are described. At least a portion of the alkene repeat units are bonded to a pendent nitrogen atom of a quaternary ammonium salt comprising a free-radically polymerizable substituent. The adhesive optionally comprises other components such as tackifier, unfunctionalized polyisobutylene polymer, plasticizer, and combinations thereof.

Abstract: A method of implementing a carbon nanotube thermal interface material onto a heat sink that includes growing carbon nanotubes on said heat sink by chemical vapor deposition and compressing the carbon nanotubes onto metallic surfaces to increase a contact surface area between the carbon nanotubes and the metallic surfaces. The increase in the contact surface area is the area of the carbon nanotubes that is in contact with the metallic surfaces.

Abstract: One embodiment is a pressure sensitive adhesive construct comprising: (a) a backing substrate; and (b) a pressure sensitive adhesive composition disposed on the backing substrate, wherein the pressure sensitive adhesive composition includes a product made from (i) at least one epoxidized vegetable oil and; (ii) a dimer acid or anhydride thereof, a trimer acid or anhydride thereof, a polymerized fatty acid or anhydride thereof, or a mixture thereof.

Abstract: The present invention relates to a moisture-proof material having a polyurethane film substrate and an adhesive layer formed on at least one surface of the substrate, which material shows a tensile strength of not less than 7500 psi, and an elongation at break of not less than 550%.

Abstract: The disclosure relates to a modifier composition for polyolefin, a polyolefin for packaging and a flexible packaging film. The disclosure relates to a modifier composition for polyolefin, including: (A) nano-silicon dioxide; (B) polyvinyl alcohol; (C) acrylic copolymer; and (D) Ethylene-Vinyl Acetate (EVA) copolymer. The disclosure also relates to a polyolefin for packaging, including: a polyolefin resin and a modifier composition of the polyolefin provided by the disclosure. The disclosure also relates to a flexible packaging film, of which at least a part is made of the polyolefin for packaging of the disclosure. The modifier composition of the disclosure can obviously improve the performance in the aspect of reducing residue of solvent in the polyolefin flexible packaging film.

Abstract: There is provided an adhesive sheet that has initial adhesiveness, can realize bonding between metals, between a metal and an organic material, and between organic materials, and can retain an excellent adhesion strength without undergoing a temperature change. The adhesive sheet comprises a first release paper, an adhesive layer, and a second release paper stacked in that order, the adhesive layer containing an adhesive, the adhesive containing at least an acrylic resin, an epoxy resin, and a curing agent, the content of the epoxy resin being 175 to 300 parts by weight per 100 parts by weight of the acrylic resin.

Abstract: The present invention relates to novel organic-inorganic silica particles, a preparation method thereof, and a hard coating composition containing the same, and more specifically, to organic-inorganic silica particles wherein an initiator is chemically bonded to hydroxyl groups (—OH) on the surface of the silica particles, a preparation method thereof, and a hard coating composition containing the same. A hard coating film with excellent abrasion resistance, scratch resistance and the like can be prepared by using the hard coating composition containing the organic-inorganic silica particles according to the present invention.

Abstract: The present invention provides a magnetic multilayer pigment flake and a magnetic coating composition that are relatively safe for human health and the environment. The pigment flake includes one or more magnetic layers of a magnetic alloy and one or more dielectric layers of a dielectric material. The magnetic alloy is an iron-chromium alloy or an iron-chromium-aluminum alloy, having a substantially nickel-free composition. The coating composition includes a plurality of the pigment flakes disposed in a binder medium.

Abstract: A formaldehyde-free aqueous adhesive composition comprising (a) soy protein and (b) magnesium oxide or a mixture of magnesium oxide and magnesium hydroxide, wherein components (a) and (b) together constitute at least 50 weight percent of the composition, excluding the weight of the water.

Abstract: In a plurality of asymmetric color-shifting flakes, each flake has an asymmetric magnetic core with a magnetic layer visible on the first side of the core and a non-magnetic reflector layer on the magnetic layer, visible on the second side of the core. The flake has a spacer layer and an absorber layer on the first side of the core, and also a spacer layer and an absorber layer on the second side of the core, for providing color shifting effects. The material of the magnetic layer is different from the material of the reflector layer, and may be more stable when exposed to a chemical. When a coating with the asymmetric color-shifting flakes is exposed to the chemical, it may have better optical performance than a coating with symmetric color-shifting flakes.

Abstract: Circuits characterized by plural conductive paths supported on a non-conductive substrate are provided. Ceramic filler compositions and methods for preparing the ceramic filler compositions are also provided. Further, fluoropolymer-ceramic filler compositions and their laminates along with their respective methods for their preparation are provided. The fluoropolymer-ceramic filler compositions provide for excellent properties for dielectric constant, loss tangent and temperature coefficient of dielectric constant. In addition, electrical substrate materials having a conductive outer layer supported on a thin sheet of insulating material are also provided.

Abstract: The invention relates to metallic effect pigment, the metallic effect pigment having at least one diffractive structure and at least one layer which comprises metal nanoparticles and metal oxide phase, the metal of the metal oxide phase and the metal of the metal nanoparticles in this at least one layer being identical. The invention further relates to a process for preparing these metallic effect pigments, to a coating composition, and to a coated article.

Abstract: The present invention relates to a production method of polyalkylene oxide particles including a step of forming the polyalkylene oxide particles by polymerization of an alkylene oxide in a polymerization solution containing a polymerization solvent and a catalyst dispersed in the polymerization solvent. The average particle diameter of the catalyst is 25 ?m or less.

Abstract: Disclosed is a metal complex including: a tin oxide; titanium oxide nanorods in a rutile phase formed on the tin oxide; and titanium oxide nanoparticles in an anatase phase formed on the titanium oxide nanorods in a rutile phase, and a preparation method thereof, and can be used as a catalyst support in various forms.

Abstract: Provided is a hollow particle aggregate formed by aggregating a plurality of self-organizable particles, wherein a metal core is modified by a surface modifier for a metal core comprising a first segment comprising an optionally branched fluorinated alkylene glycol group, an optionally branched fluorinated alkylene group, or an optionally branched fluorinated azaalkylene group; a second segment comprising at least one hydrophilic group and bonding to one of the ends of a main chain of the first segment; and a functional group that bonds directly or indirectly to the another end of the main chain of the first segment and is able to bond to the metal core.

Abstract: Superparamagnetic core-shell nanoparticles having a core of an iron cobalt ternary alloy, a shell of a silicon oxide on the core and a metal silicate interface layer between the core and the shell layer are provided. Methods to prepare the nanoparticles are also provided.

Abstract: A problem is to provide polyhydroxyurethane microparticles, which have a narrow particle size distribution and are applicable to a wide range of use. Provided are polyhydroxyurethane microparticles which are spherical polymer microparticles having particle sizes of 0.1 ?m to 300 ?m. A polymer that makes up the polymer microparticles has in a structure thereof chemical structure units represented by the following formula (1) and/or chemical structure units represented by the following formula (2). In the chemical structure units (1) and (2), —O—CO— bonds have been derived from carbon dioxide.

Abstract: The present invention relates to a production method of polyalkylene oxide particles including a step of forming the polyalkylene oxide particles by polymerization of an alkylene oxide in a polymerization solution containing a polymerization solvent and a catalyst dispersed in the polymerization solvent. The average particle diameter of the catalyst is more than 25 ?m.

Abstract: Disclosed herein are terpolymers and blends prepared from polyester terpolymers that can function as pressure-sensitive adhesives. The disclosed articles can comprise the terpolymer and terpolymer blends coated to a conformable backing member. The terpolymer and terpolymer blends can further comprise a bioactive agent.

Abstract: Biodegradable particles for medical use and a vascular embolization material have improved flexibility, cause less aggregation among particles, and have improved particle shape-recovering ability after passing through a catheter or the like. The biodegradable particles for medical use are composed of an A1-B-A2 type triblock copolymer, wherein A1 and A2 are each a block of biodegradable copolymer constituted of monomers including glycolic acid, lactic acid and 6-hydroxycaproic acid, and B is a block of water-soluble polymer.