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DuPont files suit against SunEdison over solar-paste patent

6:29 AM MDT | August 22, 2014 | Vincent Valk

DuPont has filed a patent infringement suit in US court in Delaware alleging that SunEdison has violated the company’s patent on using tellurium in front-side silver solar pastes. The suit also identifies Neo Solar Power (Hsinchu, Taiwan) and Fextronics (Somerset, NJ) as SunEdison’s suppliers. Samsung SDI front-side solar pastes using tellurium-oxide solids were used in the manufacture and assembly of solar modules for SunEdison by Neo and Flextronics, DuPont says. Modules containing the paste have been sold in the US, which DuPont alleges is a...

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