METHOD FOR PRODUCING ORGANOZINC CATALYST COMPOSITION

Title:

METHOD FOR PRODUCING ORGANOZINC CATALYST COMPOSITION

Document Type and Number:

WIPO Patent Application WO/2021/140870

Kind Code:

A1

Abstract:

Provided is a means for stably obtaining a poly(alkylene carbonate) in high yield by reacting carbon dioxide with an epoxide. More specifically, provided is a zinc catalyst composition obtained by reacting a zinc compound with an aliphatic carboxylic acid, wherein the content of the aliphatic carboxylic acid is less than 5 mass% with respect to the composition.

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WO/2023/204064	CURABLE COMPOSITION AND CURED PRODUCT THEREOF
WO/2011/129519	BLOCK AND GRAFT COPOLYMERS OF POLY (ALKYLENE CARBONATE) AND VARIOUS POLYMERS
JP5698344	Block or graft copolymers of poly (alkylene carbonate) and various polymers

Inventors:

HAYAMIZU NAOHISA (JP)
NAKAMURA YOICHI (JP)

Application Number:

PCT/JP2020/047343

Publication Date:

July 15, 2021

Filing Date:

December 18, 2020

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Assignee:

SUMITOMO SEIKA CHEMICALS (JP)

International Classes:

C08G64/32

Domestic Patent References:

WO2011142259A1

2011-11-17

Foreign References:

JP2018530651A	2018-10-18
JP2007302731A	2007-11-22

Attorney, Agent or Firm:

SAEGUSA & PARTNERS (JP)

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