Aramid fiber was modified in acidic condition using KMnO4 to obtain modified aramid fiber/epoxy composites.The prepareation process is optimized with orthogonal experiments and the interface performan
Nano-titanium dioxide photocatalyst has excellent performance,but it is difficult to recycle,which limits its application in industry.In this paper,nano Fe3O4 particles is prepared coprecipitation met
Due to the special structure of polysulfonamide fabric,dyestuffs are difficult to penetrate into the fiber at the conventional conditions.Disperse dyeing of polysulfonamide fiber with acetophenone as
Nano ZnO was adopted to modify nano TiO2.TiO2/ZnO composite powder with the mole ratio of 9:1 is prepared with direct mixing method and fractional precipitation method.The structures and performances
TiO2 is an energy efficient photocatalytic functional material,and incorporation of impurity ions is an important way to improve the activity of TiO2 photocatalysis.Doping approaches with metal ions,n
The performance of radar wave absorption material is the key factors affecting the radar stealth,on which the research has an very important significance to military and civilian.However,Traditional r
Sol-gel method has unique superiority in the film preparation,factors influencing superhydrophobic performance,applications of superhydrophobic surfaces,the preparation of superhydrophobic surfaces vi
The POSS and ammonium polyphosphate is used together as flame retardants,and their best proportion is optimized through the orthogonal experiment.The flame retardant and waterborne polyurethane compos
本文根据该尾矿坝基的特性,在工程设计和施工中如何选择坝型及坝基处理,对本工程质量成本控制和环境保护有着非常重要的意义.如何确定技术方案的可行性,经济上的合理性,就要选择一个合适的技术方法,利用土工聚合物法对该尾矿坝基经行处理能很好的解决这一问题.
三山岛金矿是一座国有大型矿山,尾矿库作为一个具有高势能的泥石流危险源,被列为矿山的重大危险源,按照该矿山的发展理念,对尾矿库进行综合治理势在必行.为了确保尾矿库的安全运行,满足环保要求,该矿山及时加大了对尾矿库治理的投资力度,不断强化管理,经过对尾矿库进行综合治理后,使尾矿库的环境与周边环境和谐美观,达到了安全环保要求,为企业在当地赢得了良好的声誉.