Flower preservation

Details Flower preservation Flower preservation

1979-06-04

1981-06-09

Silverberg, Sam

Stock material or miscellaneous articles

Three dimension imitation or 'treated' natural product

Flora

252400A, 252400R, 252407, 71 68, 47DIG2, 252402, 252403, 427 4, A01L 300

Patent

active

042725712

ABSTRACT:
A process for preserving substantially any variety of flower while retaining the natural colors thereof, in which the flower is immersed in an essentially water-free composition comprising: at least one dehydrating alcohol, a carboxylic acid, a urea-containing compound, an alkaline citrate, and zero to an effective amount of at least one of a silicone fluid, a silicone resin, an alkaline formaldehyde sulfoxylate, aluminum or magnesium sulphate and cupric or other transitional metal sulphate for sufficient time to dehydrate the flower, said composition also containing a sufficient quantity of at least one compound in the group consisting of an alkaline phosphate, a lower carboxylic acid and phenol so as to ensure that the composition has a pH in the range 5-7. Following immersion the flower is dried and, if desired coated with a silicone resin.

REFERENCES:
patent: 2168304 (1939-08-01), Meyr
patent: 2567929 (1951-09-01), Fessenden
patent: 3104968 (1963-09-01), Fisher

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