工业染料

工业染料废水脱色及处理中物理和化学的处理方法成本高，难度大。

The decolorization and treatment of industrial dye wastewaters is difficult and costly .

苝系染料应用非常广泛，其应用领域从工业染料到分子光电器件。

Perylene dyes have found widespread applications ranging from industrial pigments to components of molecular photonic devices .

利用两种不同的催化剂，进行了不同光源和不同电子转移体时光催化氧化降解甲基橙和工业染料的实验。

Two kinds of catalysts have been used to degrade methyl orange and dyes under the different light lamp and with different electron transmitter .

去年发生了一系列涉及在中国食品中发现致癌物质的事件，从咸鸭蛋里的工业染料苏丹红，到豆腐里含有甲醛等。

Last year saw a string of incidents involving carcinogens found in Chinese food , from the industrial dye Sudan red in salted duck eggs to formaldehyde in sheets of tofu .

偶氮类化合物是一类重要的工业染料产品。由于它们具有光致变色性、光学各向异性、非线性光学性等优良的光学性能，近年来在许多高技术领域中逐渐得到了广泛的研究和应用。

Azocompounds are important industrial products that have been widely used in many high technology fields in recent years due to their excellent optical performances such as photochromism , optical anisotropy and nonlinear optical properties .

用镁盐对印染工业酸性染料和混合活性染料废水脱色处理。

Decoloration of dyeing industry wastewater containing acid dyes or mixed reactive dye by using magnesium salt is studied .

综述了我国染料工业与染料学科在过去的六年来的进展，同时详细阐述了21世纪20年代染料工业与染料学科的发展目标。

The progress of dyestuff industry and dyestuff science in China during the past six years is previewed , and their development goals are prospected in details in 2020 ' .

谁能想到，有人会想出在食品中使用工业级别的染料？

Who would have thought that someone would think of using industrial-grade dye on food ?

详细描述了纺织工业中诱变染料的鉴别和替代过程。

The process of identification and substitution of mutagenic dyes in the textile industry is described in detail .

印染工业排出的染料废水具有成分复杂、有机污染物浓度高、色度高、排放量大、毒性大、难生化降解等特点。

The wastewater draining from dyeing industry has its disadvantage , such as the complex ingredient , high concentration organic pollutant , chromaticity high , large quantity of emission , high toxicity , difficult to be degraded and so on .

染料被广泛用于纺织、皮革、造纸、橡胶、塑料、化妆品、制药和食品等工业领域，染料的广泛使用必然产生大量的染料废水排放到环境水体中，导致自然水体的污染。

Synthetic dyes have been increasingly used in the textile , leather , paper , rubber , plastics , cosmetics , pharmaceutical and food industries . The extensive use of dyes often poses pollution problems in the form of colored wastewater discharged into environmental water bodies .

TiO2/矿物复合光催化剂降解工业废水中偶氮染料的应用研究

Application Research on degradation of azo dye by tio_2 / mineral composite photocatalyst

印纺工业1。活性染料的助染剂海藻酸钠在印染工业中用作活性染料色浆，优于粮食淀粉和其它浆料。

Dyeing auxiliaries of active dyestuff Sodium alginate is used as active dyestuff in printing and dyeing industry that is better than foodstuff amylum and other plasm .

当前，水环境污染已成为当今世界各国都面临的重大课题，而纺织印染工业所排放的染料等有机污染物废水是其中一个重要的污染源。

At present , water pollution has become a major issue in many countries , particularly in developing countries . Dye pollutant from dyestuffs and textile industry is a dangerous source of environment contamination .

近年来，偶氮类染料的结构研究引起了人们的注意，因为它们是工业上所使用染料的最大类，并且作为酸碱指示剂、氧化还原指示剂、金属显色指示剂在分析化学中有着广泛的应用。

The structure of azo dyes has attracted considerable attention in recent times , since they represent the largest class of dyes used in industry , and also has extensive applicability in analytical chemistry as acid-base , redox and metallochromic indictors .

硝基苯类化合物是常用的有机化学工业原料，在染料、医药、农药、橡胶、香料等行业都要用到这类化合物，但是，若要进入水体，将成为有毒有害的污染物。

The nitrobenzene and its ramification are commonly used as the organic chemistry raw material for the industries of dye , medicine , agricultural chemicals , rubber and spice . However , if they enter the waters , they will become the virulent harmful pollutants .

在工业废水当中，来自印染和纺织工业的染料废水是最难处理的废水之一，这是因为染料是一种合成的、含有复杂的芳环类结构的化合物，很难被生物降解。

Among industrial wastewater , dye wastewater from textile and dyestuff industries is one of the most difficult to treat . This is because dyes usually have a synthetic origin and complex aromatic molecular structures which make them more stable and more difficult to be biodegraded .