DuPont provides refrigerant solutions for food refrigeration, including ISCEON refrigerants, to help customers comply with regulations phasing out harmful refrigerants like R-22. Case studies show ISCEON retrofits were cost-effective and allowed continued use of existing equipment with minimal downtime. DuPont has over 80 years of experience in refrigerants and offers a range of sustainable options, including lower global warming potential refrigerants under the Opteon brand.

1. DuPont Food Innovations
> The Challenge > The Solution > Cases > Why DuPont
ISCEON 9 Series ®
Refrigerants from DuPont
Food refrigeration solutions
DuPont pioneered much of the science that makes air conditioning and refrigeration
possible. With over 80 years of proven leadership in refrigerants science and techno-
logy, DuPont offers the broadest range of sustainable, safe, high-performance and
reliable refrigerant solutions for new and existing refrigeration applications. Contact
us to learn how ISCEON 9 Series Refrigerants can help you comply with current and
®
expected regulations and save you money. We’ll help you find the effective solution
for your requirements.
food.dupont.com Page 1

2. DuPont Food Innovations
R-22 is going away
> The Challenge
> The Solution
> Cases
> Why DuPont
Starting 2010 as a result of phaseout of HCFCs agreed to under the Montreal protocol,
Contact Us virgin R-22 cannot be supplied or even used in the EU. On-site recycled R-22 or
reclaimed R-22 will be phased out by the end of 2014.
Call our food experts*
Tel. +800 387 668 38
or +34 985 12 37 73 As many systems are still operating on R-22, companies within the EU are looking for
or send us your questions quick and cost effective retrofit options for their applications in commercial
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refrigeration and air conditioning systems so that they can continue to operate.
More Information about
DuPont solutions for
food-refrigeration on
http://dupont.com/food-refrigeration
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3. DuPont Food Innovations
ISCEON ® refrigerants
> The Challenge
> The Solution
> Cases
> Why DuPont
ISCEON refrigerants help you manage through the R-22 phaseout by enabling
®
Contact Us continued use of existing equipment with minimal downtime for retrofit and avoiding
costly equipment replacement for the equipment owner.
Call our food experts*
Tel. +800 387 668 38 Retrofitting to ISCEON refrigerants and away from Freon 22 puts your business in a
® ®
or +34 985 12 37 73
position to avoid expected R-22 supply shortages, pricing volatility and labor
or send us your questions
shortages, and can even provide you with a low-cost supply of R-22 by including
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retrofit, recovery and reclaim in your refrigerant management plan.
The advantages are clear:
– Safe, efficient and reliable refrigerant solutions
More Information about
DuPont solutions for – Cost-effective retrofits from HCFCs enabling continued use of existing equipment
food-refrigeration on – All DuPont refrigerants are non-ozone depleting
http://dupont.com/food-refrigeration
food.dupont.com Page 3

4. DuPont Food Innovations
Food refrigeration case studies
> The Challenge
> The Solution
> Cases
> Why DuPont
EDEKA-Markt in Germany refrigeration conversion
Contact Us
The general conversion of existing R22 refrigeration units to non-ozone depleting
Call our food experts* refrigerants at an EDEKA-Markt store in Fuldabrück-Dörnhagen, Germany, included the
Tel. +800 387 668 38 first ever retrofit of a supermarket low temperature refrigeration unit to DuPont™
or +34 985 12 37 73
ISCEON MO29 (R-422D). A total of 122 kg of R-22 refrigerant were replaced, of which
®
or send us your questions
67 kg were in the medium temperature refrigeration unit at the store, and 55 kg in
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the low temperature unit. Work carried out on both units was completed within one
day, and without disrupting business at the store. No technical modifications were
required.
More Information about
DuPont solutions for Successful conversion of cold storage house for bananas
food-refrigeration on
http://dupont.com/food-refrigeration The German harbour logistics company, Hamburger Hafen Logistik AG (HHLA), acting
on the advice of its refrigeration contractor Dresdner Kühlanlagenbau (DKA) and
DuPont Refrigerants, reacted promptly to changes in EU refrigerants regulations by
initiating a pilot project to convert several refrigerated warehouses to the non-ozone-
depleting DuPont™ ISCEON refrigerant. Virtually no technical modifications to the unit
®
were required and operations were not disrupted by the conversion, saving both
precious time and money.
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5. DuPont Food Innovations
Food refrigeration case studies
> The Challenge
Fruit producer cold storage conversion
> The Solution UK fruit producer J.A. Colthup & Partners in Chilham converted their pumped
circulation refrigeration system to DuPont™ ISCEON MO29 (R-422D). A viable,
®
> Cases
cost-effective and non-ozone depleting alternative to R22 in such equipment, the
> Why DuPont successful conversion to ISCEON MO29 has helped the company avoid the risk of
®
dependence on recycled or reclaimed R22 or the costly replacement of existing
equipment.
Contact Us OPTEON™
Call our food experts*
Tel. +800 387 668 38 Require a more environmentally sustainable refrigerant? DuPont suggests our
or +34 985 12 37 73 Opteon™ family of lower GWP refrigerants.
or send us your questions Based on the new molecule HFO-1234 yf , neat or in blends, DuPont™ Opteon™
http://dupont.com/food-contact refrigerants offer the optimal balance of performance, environmental sustai-
nability, safety and cost for air conditioning and refrigeration applications.
Zero ozone depletion now comes with low or even very low Global Warming
Potential.
More Information about Opteon yf ( the neat molecule) has been globally accepted by the car indus-
DuPont solutions for
try and with only 4 in GWP has become the refrigerant of choice to meet
food-refrigeration on
newly implemented MAC directive and other upcoming regulations that aim
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at reducing direct emission from refrigerants. This product and new blends
from it are in field tests in commercial refrigeration application with the
objective to make them the new industry standards.
Besides the low GWP, they all feature excellent energy efficiency which will
contribute to overall reduction of the carbon footprint of the cooling industry.
Contact us to find out more!
food.dupont.com Page 5

6. DuPont Food Innovations
Why DuPont?
> The Challenge
> The Solution
> Cases
> Why DuPont
DuPont is a science company. Founded in 1802, DuPont puts science to work by
Contact Us solving problems and creating solutions that make people’s lives better, safer and
easier. Operating in more than 70 countries, the company offers a wide range of
Call our food experts* products and services to markets including agriculture, nutrition, electronics,
Tel. +800 387 668 38 communications, safety and protection, home and construction, transportation and
or +34 985 12 37 73
apparel.
or send us your questions
http://dupont.com/food-contact
Contact us
If you have any questions or you want to learn more about DuPont food refrigeration
More Information about
DuPont solutions for solutions, please contact us:
food-refrigeration on
Call our Food Industry Experts on
http://dupont.com/food-refrigeration
Tel. +800 387 668 68
or +34 985 12 37 73
*Toll free number in CH, FR, DE, IT, UK, ES, Send us your question on
DK, SE, NO, BE, FI, LU, GR, PT, AT, IE when
calling from a landline. Mobile phone calls http://www2.dupont.com/Food__Innovations/en_GB/contact/index.html?src=fdemea_uk_doc_saf
may or may not be toll free depending on
provider. Language options in English, French,
German and Italian. All others please use
contact form. or read more on
http://www2.dupont.com/Food__Innovations/en_GB/equipment/food-refrigeration.html?src=fdemea_uk_doc_saf
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