WET SPUN CARBON NANOTUBE (CNT) FIBERS DEVELOPED AT RICE UNIVERSITY ARE A HIGHLY FLEXIBLE LIGHTWEIGHT STRONG AND CONDUCTIVE MATERIAL WITH DEMONSTRATED POTENTIAL FOR USE AS ELECTRICAL CABLES. BY SPINNING THESE FIBERS INTO YARNS ULTRA LIGHTWEIGHT AND CONDUCTIVE WIRES CAN BE MADE. IN ORDER TO EXTEND THE PROMISE OF SUCH STRONG AND LIGHTWEIGHT CONDUCTORS TO APPLICATIONS OF INTEREST TO NASA POLYIMIDE AEROGELS ARE BEING EXAMINED AS A LIGHTWEIGHT DIELECTRIC MATERIAL. HEREIN WE PROPOSE A COLLABORATION WITH THE NASA GLENN RESEARCH CENTER IN ORDER TO DEVELOP AND MATURE THE POLYIMIDE AEROGEL TECHNOLOGY WITH THE PROJECT GOAL OF DEVELOPING A SCALABLE PRODUCTION METHOD FOR COATING CNT YARNS WITH POLYIMIDE DIELECTRIC. INITIAL TESTING WILL BE CONDUCTED WITH TAPE WRAPPED SAMPLES. A DIP COATING PROCESS WILL THEN BE USED TO FIND THE POLYIMIDE FORMULATION THAT OFFERS THE BEST ADHESION FLEXIBILITY AND ELECTRICAL PROPERTIES. FINALLY THIS WILL BE EXTENDED TO A FULL WIRE COATING PROCESS OFFERING SCALABLE PRODUCTION OF LENGTHS OF COATED CABLE UP TO SEVERAL METERS.
$50,000FY2016National Aeronautics and Space AdministrationNASA
William Marsh Rice University, Houston TX