Commodity storage pile protection with a rainwater holding spong

Details Commodity storage pile protection with a rainwater holding spong Commodity storage pile protection with a rainwater holding spong

1989-01-17

1990-07-17

Dees, Carl F.

Fuel and related compositions

Bundled, covered or wrapped

422 40, 427421, C10L 900, B05D 102

Patent

active

049418882

ABSTRACT:
Outdoor storage piles of a particulate solid commodity are protected from the weather by a novel, open celled, shrinkage controlled, water absorbing sponge blanket applied to the pile in a rainwater protecting thickness, and a method for producing said sponge blanket employing an aminoplast resin prepared from urea formaldehyde or a prepolymer of urea and formaldehyde and modified with 4 to 12% fructose, and a suitable foaming agent containing an acid accelerator, such as phosphoric acid in a ratio of 2% by weight of resin.

REFERENCES:
patent: 2204781 (1940-06-01), Wattles
patent: 2346650 (1944-04-01), Bornstein
patent: 2860856 (1958-11-01), Bauer
patent: 3431061 (1969-03-01), Chase et al.
patent: 3952907 (1976-04-01), Ogden et al.
patent: 4107105 (1978-08-01), Korf
patent: 4214875 (1980-04-01), Kromrey
patent: 4238536 (1980-12-01), Koch et al.
patent: 4518393 (1985-05-01), Pace et al.
patent: 4810255 (1989-03-01), Fay, III et al.

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