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Materials

Carbon Nanotubes Coat Ship Hull

by Marc S. Reisch
November 30, 2009 | A version of this story appeared in Volume 87, Issue 48

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Credit: Newscom
Credit: Newscom

Incorporated in two-part epoxy mastic resin coatings, Bayer says its carbon nanotubes make a ship-hull coating so hard and smooth, it glides through the water, reducing flow resistance and saving fuel. Now undergoing testing on a liquefied gas tanker, the Berge Arzew, the nanotubecontaining coatings may help extend cleaning cycles needed to remove organic growth that fouls ship bottoms, according to Bayer.

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