High strength feldspathic dental porcelains containing crystalli

Details High strength feldspathic dental porcelains containing crystalli High strength feldspathic dental porcelains containing crystalli

1987-12-01

1989-01-17

Willis, Prince E.

Dentistry

Prosthodontics

Tooth construction

106 35, 4331991, 4332011, 4332021, 433218, 4332221, 501 6, 501 32, 501141, 501143, A61C 1308, A61C 13083, C03C 1010

Patent

active

047985364

ABSTRACT:
Translucent feldspathic dental porcelain compositions and dental restoration made therefrom exhibiting a crystalline leucite content of at least about 45% by weight, wherein said leucite crystallites exhibit a size of less than about 35 microns, comprising:

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Hahn, C., Teuchert, K. "Importance of the Glass Ceramic System K.sub.2 O-Al.sub.2 O.sub.3 -SiO.sub.2 in Dental Porcelain", Ber. Dtsch. Keram. Ges. 1980 57 (9-10) pp. 208-214.

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