POROUS WALL, HOLLOW GLASS MICROSPHERES
Description:
Hollow Glass Microspheres (HGM) is not a new technology. All one has to do is go to the internet and Google{trademark} HGM. Anyone can buy HGM and they have a wide variety of uses. HGM are usually between 1 to 100 microns in diameter, although their size can range from 100 nanometers to 5 millimeters in diameter. HGM are used as lightweight filler in composite materials such as syntactic foam and lightweight concrete. In 1968 a patent was issued to W. Beck of the 3M{trademark} Company for 'Glas…
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Date:
June 30, 2012
Creator:
Sexton, W.
Item Type:
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Partner:
UNT Libraries Government Documents Department