256Jet-S Inert Precision Dispensing Printhead0 pages
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Ink Jet for Photovoltaics
Precision Ink Jet Patterning of
Etchants, Dopants and PV Materials
For more than 30 years, Trident has been a world
leader in the design and manufacture of industrial ink
jet printheads. A versatile additive and digital process,
our piezo technology is ideal for producing solar
photovoltaic cells.
Trident printheads provide precise, controlled dispensing
capabilities for PV manufacturing processes such as jetting
silver contact lines and bus lines, jetting etching patterns
with acid or alkaline materials, and jetting dopants in a
selective emitter approach to enhance cell efficiency.
The 256Jet S can be used with
Trident’s optional calibration
electronics, which are capable of
individually adjusting the waveform
and drive voltage of each jetting
channel.
Ink Jet Benefits:
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Lower materials/fluids cost
Lower processing cost
Lower capital cost
Non-contact printing to reduce substrate breakage
Thinner substrates with lower substrate cost
Environmentally-friendly additive process
Less waste
Why Trident is the Best Choice:
• Stainless steel construction is inert to corrosive acids or
alkaline etchants from 2 to 14 pH
• Droplets as small as 7 picoliters for narrow contact lines
and small etched features
256Jet™ S
256 controllable channels
• Elevated printhead temperature control allows jetting
fluids with viscosities from 5 to 30 cps
• Removable, cleanable, repairable stainless steel nozzle
plate for long life and optimum return on investment
• Because each channel has an expected life of 90 billion
firings, Trident printheads last 8 times longer than
alternative ink jet technologies
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