Method for foliage and other plant material preservation and...

Details Method for foliage and other plant material preservation and... Method for foliage and other plant material preservation and...

A - Human Necessities

01

N

71/3

A01N 3/00 (2006.01)

Patent

CA 1285153

METHOD FOR FOLIAGE AND OTHER PLANT MATERIAL PRESERVATION AND TOPICAL COLOR APPLICATION TO SAME ABSTRACT A method for preserving natural plant material comprising immersion, under about 3 to 30 psig (0.21- 2.1 kg/cm2 gauge) pressure, the material in ethylene glycol having a specific gravity of 1.03 - 1.10 for a period of four hours to five days. The material is then withdrawn, washed and dried for use or further treatment. The spent ethylene glycol is restored to its original volume with virgin ethylene glycol and re-used many times without purification. The preserved plant material is topically coated with an hydrophilic polymeric sealer optionally blended with a pigment.

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