College of Bioresources Chemical and Materials Engineering Shaanxi University of Science and Technology Xi''an Shaanxi Province 710021 China;
College of Bioresources Chemical and Materials Engineering Shaanxi University of Science and Technology Xi''an Shaanxi Province 710021 ChinaKey Laboratory of Pulp and Paper Science&Technology of Ministry of Education Qilu University of Technology(Shandong Academy of Sciences) Ji''nan Shandong Provice 250353 China;
College of Bioresources Chemical and Materials Engineering Shaanxi University of Science and Technology Xi''an Shaanxi Province 710021 China;
College of Bioresources Chemical and Materials Engineering Shaanxi University of Science and Technology Xi''an Shaanxi Province 710021 China;
College of Bioresources Chemical and Materials Engineering Shaanxi University of Science and Technology Xi''an Shaanxi Province 710021 China;
College of Bioresources Chemical and Materials Engineering Shaanxi University of Science and Technology Xi''an Shaanxi Province 710021 China;
lignin; non-isocyanate polyurethane; self-healing; reprocessing;