Key Laboratory of Eco-functional Polymer Materials of the Ministry of Education,Key Laboratory of Eco-environmental Polymer Materials of Gansu Province,College of Chemistry and Chemical Engineering,Northwest Normal University,Lanzhou,Gansu 730070,China
Key Laboratory of Environment-Friendly Composite Materials of the State Ethnic Affairs Commission,Gansu Provincial Biomass Function Composites Engineering Research Center,College of Chemical Engineering,Northwest Minzu University(Northwest University for Nationalities),Xibei Xincun,Lanzhou,Gansu 730000,China