Essays about: "Azo dyes"

Found 5 essays containing the words Azo dyes.

  1. 1. Influence of supercritical carbon dioxide (scco2) dyeing parameters on color fastness of polyester fabric dyed with disperse dye : A study towards minimizing the energy consumption of polyester (pet) fabric dyeing with azo disperse dye

    University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

    Author : Tapas Das; [2023]
    Keywords : Supercritical fluid dyeing; polyester PET fabric; coranger orange PE3330; color fastness; ideal dyeing conditions; eco-friendly;

    Abstract : Amid growing environmental concern and continuous depletion of natural resources (such as water), the textile industry is constantly searching for sustainable production process. Traditional dyeing processes, notorious for their enormous water consumption, have led society to search alternative dyeing method. READ MORE

  3. 2. Toxicological effects of food additives azo dyes

    University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Author : Cristina Gil; [2014]
    Keywords : endocrine disruptor; Human adrenocortical H295R ; cell line; azo dyes; MTT assay;

    Abstract : BACKGROUND: Azo dyes are widely used in foods, pharmaceuticals and cosmetics. They have been tested in several screenings regarding their effects on human health, but very little data is available on endocrine disrupting effects. READ MORE

  4. 3. Bioremediation of textile dyes and improvement of plant growth by marine bacteria

    University essay from Högskolan i Borås/Institutionen Ingenjörshögskolan

    Author : Pandu Krishna Compala Prabhakar; [2013]
    Keywords : Bioremediation; textile dyes; marine bacteria;

    Abstract : Textile industries are the major users of dyes in the world. A huge fraction of dyes are discharged out from the textile industries, causing serious damage to the environment. Bioremediation based technologies has been proved to be the most desirable and cost- effective method to counter textile dye pollution. READ MORE

  5. 4. Decolourization of azo dyes in textile wastewater by microbial processes

    University essay from Linnéuniversitetet/Institutionen för teknik, TEK

    Author : Orcun Türgay; [2010]
    Keywords : Azo dyes; microbial; lignocellulosic material; textile wastewater;

    Abstract : Decolorization of Azo dyes in synthetic wastewater composition which is similar to real textile wastewater was carried out by microbial process. Experiments were performed in two continuous systems. Experiments were performed under anaerobic conditions in order to break the nitrogen bond of the azo group (-N=N-). READ MORE

  6. 5. Decolourization of azo and anthraquinone dyes by mean of microorganisms growing on wood chips

    University essay from Institutionen för teknik och design

    Author : Sara Palacios; [2009]
    Keywords : textile dyes; microbial degradation; wood chips;

    Abstract : Reactive Black 5 and Procion Red MX 5B, an azo and anthraquinone dye repectively were decoulorized by mean of microorganisms growing on wood chips. The process consisted of three reactors, two anaerobic reactors and one aerobic reactor. READ MORE