An aqueous resin dispersion with which excellent adhesiveness to a polyolefin base material such as a polypropylene base material can be easily obtained, which can be baked at low temperature, and which is for producing an aqueous coating material; and an aqueous coating material and an adhesive which contain the aqueous resin dispersion, are provided. In an aqueous resin dispersion (C) of the present invention, an olefin polymer (A) and a polymer (B) containing a constitutional unit derived from a radically polymerizable monomer (b1) having a reactive functional group are dispersed in an aqueous medium, a median diameter of the aqueous resin dispersion (C) measured by a dynamic light scattering method is 300 nm or less, and a dry product of the aqueous resin dispersion (C) contains 1 mass % or more of an insoluble component (D) that is insoluble in tetrahydrofuran.

A tire tread is based on one or more diene elastomers, on one or more reinforcing fillers, on a crosslinking system, and on at least one compound (A) selected from a metal chelate comprising at least one ligand and at least one metal, a pigment and their mixture.

A compound having a structure represented by the following Formula (I), where Q.sup.1 and Q.sup.2 individually represent a functional group containing a CC unsaturated bond and J.sup.1 and J.sup.2 individually represent a flame retardant group containing a phosphorus atom, useful in a resin composition for fabricating articles such as a prepreg, a resin film, a laminate or a printed circuit board, such that the articles have improved one or more properties including glass transition temperature, ratio of thermal expansion, peel strength, thermal resistance, dielectric constant, dissipation factor and flame retardancy. ##STR00001##

A composition comprises (A) an ethylene/alpha-olefin/diene interpolymer; (B) a peroxide comprising at least one peroxide bond; and (C) a bis-TEMPO compound having the Structure (I), wherein R.sup.1-4 are each independently H or a C.sub.1-C.sub.6 alkyl group; X is S, O, N, P, Se, a carbonyl group, a carboxyl group, an amide group, an azo group, an imino group, a carbamate group, a peroxy group, a phosphono group, a phosphate group, a sulfonyl group, a sulfinyl group, a sulfonate ester group, a sulfonate ester group, or combinations thereof; Y is a substitute or unsubstituted aliphatic alkyl group or aromatic alkyl group, a heterocyclic group, a siloxane group, an ethylene glycol group, an imide group, or combinations thereof; and n is greater than 1. The ratio of the molar amount of nitroxide groups of component (C) to the molar amount of the peroxide bonds of component (B) is from 0.100:1.000 to 2.000:1.000.

In an additive for an epoxy adhesive and an epoxy adhesive composition for construction including same, the additive for an epoxy adhesive is formed by atomic transfer radical polymerization (ATRP) of a polyacrylate of which one terminal is halogenated, as an arm-polymer, and a diacrylate-based compound or a dimethacrylate-based compound, as a cross-linker, and comprises a star polymer of a star-shape having a core/shell structure including a core formed by the polymerization of the cross-linker and a shell formed by a portion of the arm-polymer.

A reinforcing film comprises a pressure sensitive adhesive layer laminated and fixed on a principal surface of a film substrate. The pressure sensitive adhesive layer is formed of a photocurable composition containing a photocurable agent and a base polymer having a crosslinked structure. The gel fraction of the photocurable composition is preferably 60% or more. The shear storage elastic modulus at 25 C. of the pressure sensitive adhesive layer is preferably 110.sup.4 to 1.210.sup.5 Pa. The shear storage elastic modulus at 25 C. of the pressure sensitive adhesive layer after photocuring is preferably 1.510.sup.5 to 210.sup.6 Pa.

A highly fire-resistant expanded polymeric material for thermal insulation, acoustic insulation and/or fire barrier contains rubber, expandable graphite, at least one alkaline earth metal component selected from alkaline earth metal carbonates, alkaline earth metal hydroxides, hydrates of either, and combinations thereof, and a component containing silica or a silicate. The expanded polymeric material is preferably manufactured by a process including decomposition of a chemical blowing agent.

A prepreg is provided. The prepreg is prepared by impregnating a liquid crystal polymer non-woven fabric with a thermal-curable resin composition or by coating a thermal-curable resin composition onto a liquid crystal polymer non-woven fabric and drying the impregnated or coated liquid crystal polymer non-woven fabric, wherein the thermal-curable resin composition includes: (A) an unsaturated monomer; and (B) a cyclic olefin copolymer including the following repeating units: (B-1) a repeating unit of formula (I),

##STR00001## (B-2) a repeating unit of formula (II),

##STR00002## and (B-3) a repeating unit of formula (III),

##STR00003## R.sup.1 to R.sup.22, m, n, o, and p in formulas (I) to (III) are as defined in the specification, wherein based on the total moles of the repeating units (B-1) to (B-3), the content of the repeating unit (B-2) is 19 mol % to 36 mol %, and wherein the weight ratio of the cyclic olefin copolymer (B) to the unsaturated monomer (A) is 0.5 to 7.

Rubber compound for the preparation of a tread portion of a pneumatic tyre comprising at least a cross-linkable unsaturated chain polymer base, a filler and a vulcanization system and a wax composed of at least 50% by weight of nonacosanediols.

A rubber compound for pneumatic tyres comprising a cross-linkable unsaturated-chain polymer base, carbon black, a silane bonding agent and a vulcanization system. Part of the carbon black is carbon black from pyrolysis having a surface functionalization deriving from a treatment with an aminoacidic compound comprising at least one thiol group or a disulfide group.