PRODUCTION OF RECYCLABLE POLYSTYRENE FOAM

• Main Authors: MORIOKA YOSHIO, OKADA MITSUNORI, HIROSE TAMAKI, HORIKAWA SANAE, UENO AKISHI, AZUMA NAOTO
• Format: Patent
• Language: English
• Published: 19.05.1998
• Edition: 6
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; GENERAL PROCESSES OF COMPOUNDING; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; WORKING-UP

PROBLEM TO BE SOLVED: To obtain a polystyrene foam which can be recycled into styrene by mixing a polystyrene with a basic metal oxide being a catalytic decomposition catalyst therefor and foaming the mixture with a blowing agent inert thereto. SOLUTION: A mixture comprising a polystyrene and 1w-10w...