Process for the reproduction of works of art of lithoid material

Details Process for the reproduction of works of art of lithoid material Process for the reproduction of works of art of lithoid material

1987-03-13

1989-04-25

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Anti-stick or adhesion preventing coating

252 54, 264133, 264226, B29C 3340, C10M14100, C10M14518

Patent

active

048246263

ABSTRACT:
A process for the reproduction of works of art made of a lithoid material including the use of a silicone rubber to obtain a negative mold of the work of art, wherein a thin layer of a fluorinated grease, based on polytetrafluoroethylene and a liquid perfluoropolyether, is first applied to the work of art.

REFERENCES:
patent: 1792486 (1931-02-01), Feinberg
patent: 3379812 (1968-04-01), Yakovou
patent: 3565978 (1971-02-01), Folger et al.
patent: 4285744 (1981-08-01), Rudolf et al.
patent: 4288058 (1981-09-01), Inman
patent: 4472290 (1984-09-01), Caporiccio et al.
patent: 4523039 (1985-06-01), Lagow et al.

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