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AssigneesJapan as represented by Director General of Agency of Industrial Science and Technology, Nippon Petrochemicals Company, Limited
InventorsKohichiroh Katoh, Motomi Nogiwa, Yoshiharu Iwasaki
Estimating the term…
Surface characteristics of a molded article formed by a composition comprising at least two kinds of engineering plastics and a functionalized polyolefin resin or a composition comprising the said composition and an inorganic filler or a rubbery substance incorporated therein can be improved without deteriorating such characteristics as rigidity, impact resistance, heat resistance, dimensional stability and moldability, by radiating an ultraviolet light not longer than 300 nm in wavelength to the molded article, the said functionalized polyolefin resin containing at least one member selected from the group consisting of carboxylic acid group-, carboxylic ester group- or acid anhydride group-containing monomers, epoxy group-containing monomers, hydroxyl group-containing monomers, amino group-containing monomers, alkenyl cyclic iminoether derivatives and polyfunctional monomers.
A method of activating the surface of a thermoplastic resin molded article comprising irradiating the surface of a molded article with ultraviolet light having a wavelength no greater than 300 nm, said molded article formed of a thermoplastic resin composition which includes
Dependencies are inferred from the claim text.