Back to results
US 7,879,446 B2Granted
Fluorinated cyclic olefin electret film
AssigneeIndustrial Technology Research Institute
InventorsJonq-Min Liu, Dar-Ming Chiang, Jen-Luan Chen, Mei-Rurng Tseng
Life of this patent
Estimating the term…
Abstract
The present invention provides a fluorinated cyclic olefin electret film including a fluorinated cyclic olefin polymer film characterized by having a cyclic olefin polymer grafted with a fluorocarbon alkyl group, and a parylene film over the fluorinated cyclic olefin polymer film.
Claims9
A fluorinated cyclic olefin electret film comprising:
- a fluorinated cyclic olefin polymer film characterized by having a cyclic olefin polymer grafted with a fluorocarbon alkyl group;
- and a parylene film over the fluorinated cyclic olefin polymer film.
Dependencies are inferred from the claim text.