Nylon
Good low temperature properties, easily fabricated, strong.
Not available, low tear resistance (?)
Awaiting sample.
Vinylite
Easily fabricated. Almost transparent.
Very poor low temperature properties.
Discarded.
Teflon
Strong
Can not be fabricated.
Discarded.
Ethocel
Easily fabricated. Good low temperature characteristics.
Very high permeability.
Discarded.
Pliofilm
Easily fabricated.
Poor ultra violet properties, poor low temperature properties.
Discarded.
Coated Fabrics
Nylon coated with neoprene butyl rubber polyethylene saran
Strong, easily fabricated.
Heavy, expensive opaque, nylon cloth has relative high elongation.
Awaiting Investigation.
Fortasin (regenerated cellulose rayon) coated with neoprene butyl rubber polyethylene saran
Awaiting Investigation.
Silk coated with neoprene butyl rubber
Awaiting Investigation.
As a result of this preliminary study a sub-contract was given to H. A. Smith, Coatings Inc. of Mamaroneck, New York, to fabricate balloons with the following specifications for test purposes:
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