Search for dissertations about: "Azo dyes"

Showing result 1 - 5 of 8 swedish dissertations containing the words Azo dyes.

  1. 1. Determination of Banned Azo Dyes in Leather

    University dissertation from Department of Analytical Chemistry, Lund University

    Author : Lars-Henric Ahlström; Lunds universitet.; Lund University.; [2007]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Analytisk kemi; Analytical chemistry; extraction; azo dyes; aromatic amines;

    Abstract : Popular Abstract in Swedish Azofärger är syntetiska kemikalier som används i stor utsträckning för att färga konsumtionsartiklar, t.ex. läder, textiler, mat, kosmetika. Dock kan ett fåtal av dessa färger reduktivt avspjälkas och till följd därav frigöra kancerogena aromatiska aminer. READ MORE

  2. 2. Contact allergy to textile dyes. Clinical and experimental studies on disperse azo dyes

    University dissertation from Occupational and Environmental Dermatology Unit

    Author : Laura Malinauskiene; Lunds universitet.; Lund University.; [2012]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Disperse Orange 1; Disperse Yellow 3; metabolites; azo reduction; p-aminodiphenylamine; 4-nitroaniline; 2-amino-p-cresol; 4-aminoacetanilide; TLC; HPLC; guinea pig maximisation test.;

    Abstract : Disperse dyes are the most common allergens among textile dyes. It is not known whether the purified dyes, impurities in the commercial dyes, or metabolites are the actual sensitisers. Moreover, it is not known whether those disperse dyes that are now present in test series are actually used in textile dyeing today. READ MORE

  3. 3. Treatment of textile wastewaters using combinations of biological and physico-chemical methods

    University dissertation from Occupational and Environmental Dermatology Unit

    Author : Maria Jonstrup; Lunds universitet.; Lund University.; [2011]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; azo dyes; anaerobic-aerobic treatment; white rot fungi; laccase; photocatalysis; photo-Fenton;

    Abstract : Popular Abstract in Swedish En vän till mig berättade hur hon hade köpt en färgglad t-shirt vid en resa till Indien. Första gången hon hade den på sig började det att ösregna och ett par minuter senare fanns det snopet nog mer färg i de kringliggande vattenpölarna än i tyget. READ MORE

  4. 4. Microbial treatment of textile wastewater applicable in developing countries

    University dissertation from Växjö, Kalmar : Linnaeus University Press

    Author : Jörgen Forss; Linnéuniversitetet.; [2013]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Biotreatment; Biodegradation; Biofilter; Textile wastewater; Azo dyes; Industrial wastewaters; indigenous decolorizers; LC-MS; Anaerobic and aerobic water treatment; Environmental technology; Miljöteknik;

    Abstract : .... READ MORE

  5. 5. Treatment of Textile Wastewater by Combining Biological Processes and Advanced Oxidation

    University dissertation from Växjö, Kalmar : Linnaeus University Press

    Author : Marisa Punzi; Lunds universitet.; Lund University.; [2015]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Azo dye; textile wastewater; biological treatment; biofilm; microbial community; DGGE; green algae; photo-Fenton; ozone; toxicity; mutagenicity; LCA; cost analysis;

    Abstract : Popular Abstract in English Colors have always been part of human life and culture. Today natural pigments have been substituted by synthetic dyes that usually end up threatening nature itself by polluting the environment. READ MORE