PURIFICATION OF STYRENE/VINYL PYRIDNE COPOLYMER

Title:

PURIFICATION OF STYRENE/VINYL PYRIDNE COPOLYMER

Document Type and Number:

Japanese Patent JPS63205309

Kind Code:

A

Abstract:

Purification of a basic copolymer (copolymer of styrene with vinylpyridines) by extraction with supercritical carbon dioxide gas.

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Inventors:

POORU BUURAN
JIERAARU KORA
JIYAN FURANSOWA ROSUTAN
FURANSOWA SAJI

Application Number:

JP3294188A

Publication Date:

August 24, 1988

Filing Date:

February 17, 1988

Export Citation:

Assignee:

RHONE POULENC SANTE

International Classes:

C08F6/00; C08F6/06; C08F26/06; C08F212/00; C08F212/08; C08F226/06; (IPC1-7): C08F6/00; C08F212/08; C08F226/06

Attorney, Agent or Firm:

Heikichi Odashima

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