Managing hazardous chemicals in the textile supply chain PRIME SOURCE FORUM 2013 Managing hazardous chemicals in the textile supply chain Europrogetti S.r.l Speaker: Mr. Silvano Storti Prime Source Forum 2013 Europrogetti S.r.l.

Europrogetti S.r.l. recovery water technology 35 years experience on design, installation and managing of industrial wastewater treatment plants Over 400 plants built all over the world More than 30 "Zero Liquid Discharge" plants installed and actually functioning High water and salts recovery and high efficiency processes with low management costs Prime Source Forum 2013 Europrogetti S.r.l.

Managing hazardous chemicals in the textile supply chain CHEMICAL PRODUCER DYE HOUSE MARKETING TO REUSE ORGANIC COMPOUNDS INORGANIC COMPOUNDS DISPOSAL SYNTHETIC MODIFIED NATURAL RO permeate 92-95% TDS ~ 150 ppm Oligomers PVA Dye Polyphenols Polyurethanes Polymerizing resins Monomers CMC Starch Alcohols ULTRA FILTRATION REVERSE OSMOSIS RO reject Time pH MLSS Oxygen Temperature NANOFILTRATION NF permeate (Brine) NF reject PRE-TREATMENTS (OX, UF, …) M. E. E. Dry salts DISPOSAL CO2 BIOLOGICAL TREATMENT Mother water Organic compound High toxic chemicals concentration RESISTANT or BIODEGRADABLE RESISTANT COD removal: 60-85% Production of CO2 and biomass BIODEGRADABLE COD removal: 90-95% Production of CO2 and biomass OR Not recommended SOLAR POUND Best solution OX RO REUSE In dye house ZERO LIQUID DISCHARGE (ZLD) MEE condensate Prime Source Forum 2013 Europrogetti S.r.l.

CONCLUSIONS managing hazardous chemicals in the textile supply chain CHEMICALS PRODUCERS MARKETING DYE HOUSE TOXIC AND HAZARDOUS CHEMICALS WARNING! ZLD ETP ENVIRONMENT Prime Source Forum 2013 Europrogetti S.r.l.