Two-phase dental forcelain composition

Details Two-phase dental forcelain composition Two-phase dental forcelain composition

1996-03-12

1997-08-05

Group, Karl

Compositions: coating or plastic

Coating or plastic compositions

Dental

501 6, 501 25, 501 57, 501 64, 4332021, 4332171, 4332221, C03C 1010

Patent

active

056537913

ABSTRACT:
A two-phase porcelain composition for dental restorations comprising a leucite crystallite phase dispersed in a feldspathic glass matrix, a maturing temperature of from about 750.degree. to about 1050.degree. C. and a coefficient of thermal expansion of from about 12.times.10.sup.-6 /.degree.C. to about 17.5.times.10.sup.-6 /.degree.C., said porcelain composition comprising:

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patent: 5453290 (1995-09-01), Va Der Zel
patent: 5552350 (1996-09-01), Hornor

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