Separators for Supercapacitors: a Technical Comparison (Supercapacitors USA 2014)

Mr Jim Kaschmitter,
Dreamweaver International
United States
Nov 20, 2014.


Santa Clara 2014 Presentation - Dreamweaver International*
Santa Clara 2014 Audio Presentation - Dreamweaver International*

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Presentation Summary

• Five separators from two manufacturers compared, with recommendations for most suitable separator for different applications from electric buses to consumer electronics
• Comparison presented using SEM, mechanical testing, material properties (thickness, density, porosity), thermal characterization (DSC, TGA)
• ESR, self-discharge, capacitance and cycle performance in cells

Company Profile (DreamWeaver)

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DreamWeaver International, Inc. is an innovative advanced materials company with unique nanofiber technology which dramatically improves rechargeable battery and supercapacitor performance for use in cell phones, laptop and tablet computers and electric vehicles. The Company's compelling value proposition is a patented nanofiber sheet that provides more efficient ionic transport, allowing batteries and supercapacitors that have higher safety, are 20-25% lighter and thinner, and can deliver to the customer a total material cost savings of almost 30%, all achieved by reducing total material consumption in the cell.
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