Abstract: A process for separating tetrafluoroethylene from a mixture comprising tetrafluoroethylene and carbon dioxide by contacting the mixture with at least one ionic liquid.
Type:
Application
Filed:
November 8, 2007
Publication date:
June 10, 2010
Applicant:
Patent Records Center/DuPont Legal
Inventors:
Mark Brandon Shiflett, Akimichi Yokozeki
Abstract: This invention relates to compositions, and the use of such compositions for protective coatings, particularly of electronic devices. The invention concerns a fired-on-foil ceramic capacitors coated with a composite encapsulant and embedded in a printed wiring board.
Type:
Application
Filed:
December 11, 2007
Publication date:
March 18, 2010
Applicant:
E.I. DU PONT DE NEMOURS AND COMPANY Patents Records Center/Dupont Legal