Facile fabrication of degradable polyurethane thermosets with high mechanical strength and toughness via the cross-linking of triple boron

Facile fabrication of degradable polyurethane thermosets with high mechanical strength and toughness via the cross-linking of triple boron–urethane bonds

Published:2021 Issue:39 Volume:9 Page:22410-22417
ISSN:2050-7488
Container-title:Journal of Materials Chemistry A
language:en
Short-container-title:J. Mater. Chem. A

Author:

Bao Chunyang¹^ORCID,Zhang Xuhao¹,Yu Pengdong¹,Li Qingzhong¹,Qin Yusheng¹,Xin Zhirong¹

Affiliation:

1. College of Chemistry & Chemical Engineering, Yantai University, Yantai 264005, China

Abstract

Polyurethane thermosets with ultrahigh mechanical strength and toughness are fabricated by cross-linking isocyanate-terminated PU prepolymers with boric acids. The poly(boron-urethanes) can fully degrade into linear PU oligomers under acid solution.

Funder

National Natural Science Foundation of China

Taishan Scholar Project of Shandong Province

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2021/TA/D1TA06314F

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