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Title:
Foamed article and method for preparing the same
Document Type and Number:
WIPO Patent Application WO/2023/083069
Kind Code:
A1
Abstract:
The present disclosure relates to a foamed article and a method for preparing the same. The foamed article is prepared by a process comprising, providing a polyether block amide and a thermoplastic polyurethane; compounding the polyether block amide and the thermoplastic polyurethane and forming a blend; shaping the blend and forming a preform; and foaming the preform and obtaining the foamed article.

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WO/2017/129913COPOLYMER FOAM WITH POLYAMIDE BLOCKS AND POLYETHER BLOCKS
WO/2013/135839NEW REACTIVE POLYMER CATALYSTS FOR 2-COMPONENT EPOXY RESIN SYSTEMS
WO/2008/071894POLYAMIDE, POLYESTER AND POLYETHER BLOCK COPOLYMER
Inventors:
YE CHENYU (CN)
SALWICZEK KATHRIN (DE)
VOGEL DOMINIK (DE)
ZHU BEIYUAN (CN)
HAGEMANN MICHAEL GERHARD (CN)
WELZ-BIERMANN URS (US)
Application Number:
PCT/CN2022/129238
Publication Date:
May 19, 2023
Filing Date:
November 02, 2022
Export Citation:
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Assignee:
EVONIK OPERATIONS GMBH (DE)
YE CHENYU (CN)
International Classes:
C08G69/40; B29C44/34; C08L75/04
Domestic Patent References:
WO2016030026A12016-03-03
Foreign References:
CN109385097A2019-02-26
CN108250734A2018-07-06
CN109206892A2019-01-15
CN108239385A2018-07-03
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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