Low Silver DuPont™ Solamet® Designed to Drive Costs Down for Solar Cell Manufacturers

Cost advances to lower LCOE

• Higher adhesion to lower laydown
• Higher adhesion to reduce print footprint
• Silver replacement technology in the future

Solamet PV52A Rear Side Tabbing Silver Paste

DuPont™ Solamet® PV52A photovoltaic metallization rear side tabbing paste is based on unique chemistry delivering higher cell performance and higher module reliability.

DuPont™ Solamet® PV52A features include:

• 30% Lower unit consumption per cell
• Enhanced solderability and reliability
• More than 30% paste saving
• Sustained higher power output
• Lead and Cadmium free*

Solamet PV51M Rear Side Tabbing Silver Paste

DuPont™ Solamet® PV51M photovoltaic metallization rear side paste is a highly conductive solderable silver composition, developed to lower consumption yet providing excellent adhesion when used in conjunction with back side aluminum compositions. This paste may be co-fired with front side (n-type) silver conductors such as DuPont™ Solamet® PV15x and Solamet® PV16x, PV17x  PV18x and PV19x and with back side (p-type) aluminum conductors such as DuPont™ Solamet® PV3xx.

DuPont™ Solamet® PV51x features include: 

• Excellent printability window
• Co-firable with current Solamet® frontside silver pastes
• Superior adhesion window
• Reduced laydown
• Reduced tab footprint
• Lead and Cadmium free*

Other Tabbing Silver Pastes Include:

Solamet® PV505 & PV506 - A highly conductive silver composition, developed to provide excellent adhesion when used in conjunction with rear side aluminum compositions.

* Lead and Cadmium ‘free’ as used herein means that Lead or Cadmium are not intentionally added to the referenced product. Trace amounts however may be present.