PowerFilm Solar - Portable Solar
PowerFilm, Inc. is a developer and manufacturer of thin, flexible solar panels based on a proprietary low cost production process. PowerFilm is based in the state of Iowa in the U.S. PowerFilm was founded in 1988 by Dr. Frank Jeffrey and Dr. Derrick Grimmer, both former 3M research physicists, with a combined 65 years of experience in semiconductor and solar energy research and development. Since 1988, PowerFilm, Inc. has focused on developing thin film solar panel technology and an industrial scale manufacturing process to produce low cost solar panels on a high volume basis. Elements of the company's low cost technology and manufacturing process include the use of: a durable, flexible plastic substrate; roll-to-roll manufacturing to minimize handling costs; amorphous silicon to avoid dependence on the silicon wafer market cycle; and printed interconnection to automate the cell connection process.