Photovoltaic Metallization Paste is lead free.

Press Release Summary:



Targeted at PV cell and module manufacturers, environmentally friendly DuPont(TM) Solamet® PV173 photovoltaic metallization paste for crystalline silicon solar cells provide high adhesion, and enable advanced fine line designs down to 80 microns. It is compatible with lead free Solamet® PV502 and PV505 tab silver pastes, and PV38x aluminum pastes.



Original Press Release:



DuPont Microcircuit Materials Introduces Solamet® PV173 Photovoltaic Metallization Paste



New Lead-free* Option Offers Outstanding Performance with Preferred Environmental Properties

RESEARCH TRIANGLE PARK, N.C., Sept. 17, 2009 - DuPont Microcircuit Materials today announced the introduction of DuPont(TM) Solamet® PV173 photovoltaic (PV) metallization paste, a new lead-free* front side material for crystalline silicon solar cells. With its high performance and superior environmental properties, Solamet® PV173 is targeted to PV cell and module manufacturers who are seeking technologies with a significantly reduced environmental footprint.

"DuPont has achieved world-class performance with this new lead-free* metallization paste formulation that is more environmentally preferred and a near drop-in replacement for standard PV cell processes," said Peter Brenner, global marketing manager, Photovoltaics - DuPont Microcircuit Materials. "It's another excellent example of how DuPont is putting science to work by helping customers meet their needs for more sustainable solutions, without compromising on performance."

Solamet® PV173 is compatible with standard PV cell manufacturing processes, and features excellent electrical performance on both mono- and multi-wafers for flexible wafer selection. Solamet® PV173 provides high adhesion, superior print speed, and enables advanced fine line designs down to 80 microns. It is also compatible with DuPont(TM) Solamet® PV502 and PV505 tab silver pastes, and PV38x aluminum pastes, which are also lead-free*.

DuPont(TM) Solamet® is part of a broad and growing portfolio of products represented by DuPont Photovoltaic Solutions, which connects science and technology from across the company on a global scale to help support the dramatic growth in the photovoltaic industry. To learn more, please visit photovoltaics.dupont.com.

DuPont is a science-based products and services company. Founded in 1802, DuPont puts science to work by creating sustainable solutions essential to a better, safer, healthier life for people everywhere. Operating in more than 70 countries, DuPont offers a wide range of innovative products and services for markets including agriculture and food; building and construction; communications; and transportation.

* "Lead free" as used herein means that lead is not an intentional ingredient in and is not intentionally added to the referenced products. Trace amounts however may be present.

Contact:

Ellen G. Pressley

919-248-5598

ellen.g.pressley@usa.dupont.com

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