摘要:
A process for preparing hydroperoxide by autoxidizing secondary alkyl group-substituted methylbenzenes in the presence of water comprises using as a catalyst a water-soluble chelate compound in which multidentate ligands are coordinated to at least one member selected from the class of cobalt, nickel, manganese, copper and iron.
摘要:
A process for metal plating a resin molded article molded from a resin composition containing as main components, a polyphenylene sulfide resin and a glass-reinforcing agent, which comprises, before the metal plating,(1) treating the resin molded article by immersion in a mixed liquid of nitric acid and a fluoride salt or in a mixed liquid of nitric acid and hydrofluoric acid (A treatment), thentreating the resulting resin molded article by immersion in an organic polar solvent-containing liquid (B treatment), and further, if necessary,treating the resulting resin molded article by immersion in an aqueous floride salt or hydrofluoric acid solution (C treatment).