Coating compounds for imitation pearl

Details Coating compounds for imitation pearl Coating compounds for imitation pearl

2005-05-10

2005-05-10

Brunsman, David (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

Reexamination Certificate

active

06890379

ABSTRACT:
The present invention relates to compounds for an under coat (A), a mid coat (B) and a top coat (C) of the imitation pearl, in which the compounds for the under and mid coats (A) and (B) of the imitation pearl are prepared by dissolving pyroxylin into a mixed solution of acetone and ethylacetate and another mixed solution of butylacetate and amylacetate, and adding a pigment to the pyroxylin solution, and the compound for the top coat (C) of the imitation pearl is prepared by dissolving pyroxylin into a mixed solution of ethylacetate and butylacetate and adding a pigment to the pyroxylin solution.

REFERENCES:
patent: 1868851 (1932-07-01), Rocker et al.
patent: 1969477 (1934-08-01), Rittman
patent: 2384493 (1945-09-01), Rolle
patent: 3342686 (1967-09-01), Jewel et al.

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