Cybersecurity Awareness Training Presentation v2024.03
Wun Presentation
1. New green chemical techniques in textile coloration processes Dr. Richard S. Blackburn Senior Lecturer and Head of Green Chemistry Group Centre for Technical Textiles UNIVERSITY OF LEEDS, LS2 9JT, UK [email_address]
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14. D -arabinose D (-)-fructose D (+)-galactose α - D -glucose
16. Environmental and economical considerations Relative theoretical COD and price of reducing agents per kg dyed cotton a Based on 2.5 g dm -3 reducing agent (typical optimum concentration) at a liquor ratio of 25:1 4.30 70.1 D -maltose 2.08 70.1 β- D -lactose 0.58 66.6 α- D -glucose 4.14 66.6 D (+)-galactose 1.65 66.6 D (-)-fructose 28.06 66.6 D -arabinose 1.18 71.3 sodium hydrosulfide 1.60 51.3 sodium sulfide £ kg -1 dyed cotton a g O 2 kg -1 dyed cotton a Reducing agent
23. Pre-treatment agents Copolymer of diallyldimethylammonium chloride and 3-aminoprop-1-ene (PT1) Copolymer of 4-vinylpyridine quaternised with 1-amino-2-chloroethane (PT2)