Compositions: ceramic – Ceramic compositions – Devitrified glass-ceramics
Patent
1993-01-14
1994-01-04
Group, Karl
Compositions: ceramic
Ceramic compositions
Devitrified glass-ceramics
501 17, 501 70, 501 71, C03C 106, C03C 1004
Patent
active
052759784
ABSTRACT:
A crystallized glass article having a surface pattern like granite, marble or other natural stones with a line pattern of a desired color or colors, which is formed by fusion bonding small masses of a crystallizable glass material mixed with inorganic pigment powder at a heat-treating temperature higher than the softening point. The surface pattern comprises crystallized glass areas defined by the small masses in the surface layer of the article and the colored line pattern defined by the pigment dispersed in the interfaces between adjacent ones of the small masses in the surface layer.
REFERENCES:
patent: 3754881 (1973-08-01), Petticren
patent: 3761235 (1973-09-01), Yamanaka et al.
patent: 3955989 (1976-05-01), Nakamura
patent: 3964917 (1976-06-01), Nakamura
patent: 5066524 (1991-11-01), Baba et al.
American Ceramic Society Bulletin, vol. 56, No. 2, pp. 213-218 (1977).
American Ceramic Society Bulletin, vol. 68, No. 1, p. 81, (1989).
American Ceramic Society Bulletin, vol. 62, No. 9, p. 1001 (1983).
Berry et al, Minerology, W. H. Freeman and Co., (1959) p. 562 definition of sphene.
Hashibe Yoshio
Sakane Takashi
Shibuya Takehiro
Group Karl
Kelman Kurt
Nippon Electric Glass Company, Limited
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