PROCESS FOR PRODUCTION OF ALIPHATIC POLYCARBONATE PARTICLES

• Main Authors: FUJIMOTO NOBUTAKA, OKAMOTO MASAFUMI
• Format: Patent
• Language: English; French; Japanese
• Published: 13.01.2011
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

Provided is a process for producing aliphatic polycarbonate particles easily using carbon dioxide and an epoxide. The process comprises a polymerization step of reacting carbon dioxide with an epoxide in the presence of a metal catalyst and a step of cooling the polymer-containing reaction fluid obt...