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EEStor Comes Out of Its Hidey Hole With Milestone
Michael Kanellos: July 30, 2008, 4:28 AM
Companies like EEStor make it worthwhile for reporters and analysts to come to work.
The Texas-based start-up hopes to bring ultracapacitors to market that some claim will dramatically improve the performance and drop the price of electric cars. Lockheed Martin, which signed a development deal with the company, says EEStor is on track to produce devices that sport an energy density ten times the density found in lead acid batteries at a tenth of the weight and volume. Canada's Zenn Motors is an investor and plans to bring a sedan out based around EEStor's parts. The ultracapacitor will recharge in minutes too, compared to hours for a battery.
Critics aren't buying it. Potential investors and engineers have picked through their patents and dismissed these claims. EEStor also delayed the released of its first products. Venture firm Kleiner, Perkins has put money into the company, but won't state so publicly on its web site.
EEStor could resolve some of these issues, but it rarely puts out press releases and gives interviews. I had a brief interview with CEO Richard Weir last year, but only because he happened to be near a phone when I called. The conversation lasted about a minute. The lack of public information on the company has spawned flame wars on the Internet. The actual, certifiable facts in these debates are severely limited, but the insults, heated emotions and pseudo-intellectual posturing are top notch.
This week, they went a little more public. It said that it has certified that the crystallization level in its composition modified barium titanate powders comes to 99.92 percent. Remarkable! To be honest, I have no idea what that means. But it is a public statement.
But Dave Erlich at Cleantech.com got Weir on the phone. Weir told him that the chemical numbers mean that, ultimately, devices made around EEStor's technology have the potential to be charged in three to six minutes, compared to a few hours for a lithium ion battery.
"It's all certified," said Weir to Erlich. "No bullshit in this."
Zenn Motors, which hopes to come out with a car based around EEStor's parts late next year, said the results bode well.




