Method of printing layers having substantially exact registratio

Details Method of printing layers having substantially exact registratio Method of printing layers having substantially exact registratio

1986-12-23

1990-05-15

Lawrence, Evan

Coating processes

Nonuniform coating

Applying superposed diverse coatings or coating a coated base

427 96, 427264, 427265, 427266, B05D 310, B05D 312, B05D 500, B05D 132

Patent

active

049257056

ABSTRACT:
A method of printing a number of superimposed or otherwise geometrically related layers on a substrate with exact registration which comprises printing said layers over one or more areas on said substrate so as to overlap the boundary of said one or more areas and then removing the layers outside said areas. The product produced by the method and the intermediate product prior to removal of layers outside the areas can be used for security purposes.

REFERENCES:
patent: 1845016 (1932-02-01), D'Atri
patent: 2728693 (1955-12-01), Cado
patent: 3589284 (1971-06-01), Harwell, Jr.
patent: 4242401 (1980-12-01), Mitani et al.
patent: 4278022 (1981-07-01), Fitzpatrick et al.
patent: 4497848 (1985-02-01), Baran
Adams, J. M. et al., Printing Technology, 3rd edition, Albany, N.Y., Delmar Publishers Inc., 1988, p. 435.

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