| 摘要 |
PURPOSE:To provide the title process very excellent in coating efficiency, nonproblematic in environmental pollution, etc., mild to the earth, and appropriate for the new chemical era. CONSTITUTION:The title process for treating the surface of a molding of a polyamide resin composition comprises bringing the surface of a molding of a resin composition prepared by mixing 100 pts.wt. resin composition comprising 10-80wt.% polyamide resin and 20-90wt.% other thermoplastic resins with 0-20 pts.wt. at least one modifier selected from among a carboxylic acid containing at least two carboxyl groups in the molecule, its derivative, an amine containing at least two nitrogen atoms in the molecule, urea and its derivative and a low-molecular polyamide into contact with water; and the title process for coating the molding comprises bringing the surface of the molding into contact with water and coating the surface. |
