Preparation of non-isocyanate polyurethanes from epoxy soybean oil: dual dynamic networks to realize self-healing and reprocessing under mild conditions

Author:

Yang Xinxin12,Wang Shibo1,Liu Xiuxiu1,Huang Zhen2,Huang Xujuan3,Xu Xu2ORCID,Liu He1ORCID,Wang Dan1,Shang Shibin1ORCID

Affiliation:

1. Institute of Chemical Industry of Forestry Products, Chinese Academy of Forestry, Key Laboratory of Biomass Energy and Material, Key Lab. of Chemical Engineering of Forest Products, National Forestry and Grassland Administration, National Engineering Laboratory for Biomass Chemical Utilization, Nanjing 210042, Jiangsu Province, China

2. College of Chemical Engineering, Nanjing Forestry University, Jiangsu Provincial Key Lab for the Chemistry and Utilization of Agro–Forest Biomass, Co–Innovation Center of Efficient Processing and Utilization of Forest Resources, International Innovation Center for Forest Chemicals and Materials, Nanjing 210037, Jiangsu Province, China

3. School of Chemical and Chemistry, Yancheng Institute of Technology, Yancheng, 224051, Jiangsu Province, China

Abstract

This work introduces dual dynamic covalent bonds in the network of a non-isocyanate polyurethane prepared using a cyclic carbonate derived from CO2 to realize self-healing and reprocessing at a low temperature (50 °C) or under UV light.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Pollution,Environmental Chemistry

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