Anthraquinone dyes,which contain anthraquinone chromophore groups,are the second largest class of dyes after azo dyes and are used extensively in textile industries.The majority of these dyes are resistant to degradat...Anthraquinone dyes,which contain anthraquinone chromophore groups,are the second largest class of dyes after azo dyes and are used extensively in textile industries.The majority of these dyes are resistant to degradation because of their complex and stable structures;consequently,a large number of anthraquinone dyes find their way into the environment causing serious pollution.At present,the microbiological approach to treating printing and dyeing wastewater is considered to be an economical and feasible method,and reports regarding the bacterial degradation of anthraquinone dyes are increasing.This paper reviews the classification and structures of anthraquinone dyes,summarizes the types of degradative bacteria,and explores the possible mechanisms and influencing factors of bacterial anthraquinone dye degradation.Present research progress and existing problems are further discussed.Finally,future research directions and key points are presented.展开更多
基金supported by the National Natural Science Foundation of China(Nos.41721001 and 41630637)the Shaanxi Provincial Science and Technology Department(No.2017GY-151)+1 种基金the Education Department of Shaanxi Province(No.16JF010)the Shaanxi Sanqin Scholars Fund Project,China
文摘Anthraquinone dyes,which contain anthraquinone chromophore groups,are the second largest class of dyes after azo dyes and are used extensively in textile industries.The majority of these dyes are resistant to degradation because of their complex and stable structures;consequently,a large number of anthraquinone dyes find their way into the environment causing serious pollution.At present,the microbiological approach to treating printing and dyeing wastewater is considered to be an economical and feasible method,and reports regarding the bacterial degradation of anthraquinone dyes are increasing.This paper reviews the classification and structures of anthraquinone dyes,summarizes the types of degradative bacteria,and explores the possible mechanisms and influencing factors of bacterial anthraquinone dye degradation.Present research progress and existing problems are further discussed.Finally,future research directions and key points are presented.
