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

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.


Ellen G. Pressley


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