Degradable starch-based agricultural mulch film

Details Degradable starch-based agricultural mulch film Degradable starch-based agricultural mulch film

1975-02-27

1976-04-06

Van Balen, William J.

Stock material or miscellaneous articles

Composite

Of polyamidoester

47 9, 47 37, 260 174ST, 260859R, 260DIG43, 427402, 427407, 428500, 428532, 264216, A01G 700

Patent

active

039491455

ABSTRACT:
Disclosed herein are plastic film compositions for agricultural mulch which will withstand outdoor weathering conditions for a desired time and then rapidly disintegrate. The film composition comprises starch, poly(vinyl alcohol), glycerol, and a water-resistant coating.

REFERENCES:
patent: 3316190 (1967-04-01), Suzumura et al.
patent: 3444266 (1969-05-01), Reischl et al.
patent: 3767604 (1973-10-01), Hjermstad et al.

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