THERMOPLASTIC RESIN COMPOSITION FOR SUPERCRITICAL FOAMING MOLDING EXCELLENT IN MOLD CORROSION

• Main Authors: KIZAWA HIROMITSU, ICHIKAWA HIROSHI
• Format: Patent
• Language: English
• Published: 30.06.2014
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; WORKING-UP

PROBLEM TO BE SOLVED: To provide a thermoplastic resin composition for a supercritical foaming molding excellent in mold corrosion, as well as excellent in mechanical strength, flowability and releasability.SOLUTION: There is provided a thermoplastic resin composition for a supercritical foaming molding containing 100 pts.wt. of a resin component consisting of (A) a styrene-based resin containing an acrylonitrile-based component copolymerized with a styrene-based component (A component) of 5 wt.% to 100 wt.%, and (B) an aromatic polycarbonate-based resin (B component) of 95 wt.% to 0 wt.%, and 0.05 to 10 pts.wt. of a specific alkylene bis-fatty acid amide (C component).