Colored, textured glass-ceramic articles

Details Colored, textured glass-ceramic articles Colored, textured glass-ceramic articles

1991-10-07

1993-01-05

Ryan, Patrick J.

Stock material or miscellaneous articles

Surface property or characteristic of web, sheet or block

428428, 428701, 428702, 4289133, 501 4, 501 7, B32B 900

Patent

active

051769611

ABSTRACT:
This invention is directed to the production of glass-ceramic articles comprising an interior portion and a surface layer exhibiting a variegated color, textured surface appearance. In the most preferred embodiment lithium disilicate crystals constitute the predominant crystal phase in both the interior portion and in the surface layer.

REFERENCES:
patent: 4461839 (1984-07-01), Rittler
patent: 5010041 (1991-04-01), Koyama
patent: 5066524 (1991-11-01), Baba et al.

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