THERMALLY EXPANDABLE MICROCAPSULES - SEKISUI CHEMICAL CO LTD

Title:

THERMALLY EXPANDABLE MICROCAPSULES

Document Type and Number:

WIPO Patent Application WO/2022/230994

Kind Code:

A1

Abstract:

The present invention provides: thermally expandable microcapsules which have excellent expandability and high dispersibility, and which enables the achievement of a foam molded body that has good appearance; and an expandable masterbatch and a foam molded body, each of which uses the thermally expandable microcapsules. The present invention provides thermally expandable microcapsules each comprising: a shell; and a volatile expanding agent that is enclosed as a core agent in the shell. The shell contains a compound which has an acetal group.

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Inventors:

OBINATA SHUHEI (JP)
WAKIYA TAKESHI (JP)

Application Number:

PCT/JP2022/019389

Publication Date:

November 03, 2022

Filing Date:

April 28, 2022

Export Citation:

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Assignee:

SEKISUI CHEMICAL CO LTD (JP)

International Classes:

C08J3/22; B01J13/18; C08J9/14; C08J9/32; C09K3/00

Foreign References:

JP2004150924A	2004-05-27
JP2004536172A	2004-12-02
JP6825168B1	2021-02-03
JP2005087956A	2005-04-07

Attorney, Agent or Firm:

WISEPLUS IP FIRM (JP)

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