Process for producing colored decorative panels based on exfolia

Details Process for producing colored decorative panels based on exfolia Process for producing colored decorative panels based on exfolia

1990-11-16

1992-09-08

Theisen, Mary Lynn

Plastic and nonmetallic article shaping or treating: processes

Forming articles by uniting randomly associated particles

Stratified or layered articles

264118, 264120, B29C 4330, B32B 1904

Patent

active

051456273

ABSTRACT:
A process and a plant for manufacturing decorative panels or slabs of granular or particulate mineral material bound by a binder are provided in which at least one bottom or base layer comprising an intimate mixture of said material and said binder is continuously formed and at least one upper decorative layer constituted by the same materials but in which the binder is colored is continuously applied to the base layer followed by pre-compression, diversion into slabs, pressing and baking.

REFERENCES:
patent: 1578812 (1926-03-01), Dawes et al.
patent: 1807206 (1931-05-01), Frederick
patent: 1872234 (1932-08-01), Boughton
patent: 1901352 (1933-03-01), McCarthy
patent: 1987556 (1935-01-01), Frederick
patent: 2281591 (1942-05-01), Moore
patent: 2493694 (1950-01-01), Shepard
patent: 3078510 (1963-02-01), Rowe
patent: 3466354 (1969-09-01), Donner
patent: 3632371 (1972-01-01), Mikulka
patent: 3830892 (1974-08-01), Wada

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