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