Dental prostheses

Details Dental prostheses Dental prostheses

1978-07-20

1981-08-04

Derrington, James H.

Dentistry

Prosthodontics

Tooth construction

260 4215, 260 4252, 260 4249, 26099811, 264 16, 264 19, 433212, A61K 608

Patent

active

042819911

ABSTRACT:
Dental prosthetic devices, such as artificial teeth, crowns, bridges and replacements for parts of teeth are provided comprising hardened resin dental materials containing at least one polymer and a finely divided inorganic filler, said filler being present in an amount of about 10 to 90% based on the weight of the material and having a particle size within the range of 10 to 400 millimicrons, said materials having an extremely high compressive strength, clear opalescence and a very smooth homogeneous surface.

REFERENCES:
patent: 2874140 (1959-02-01), Kloepfer
patent: 4029632 (1977-06-01), Gross et al.
Lee et al., Epoxy Resin Dental Materials, May 1967, National Institute of Health and National Institute of Dental Research, RR 67-112.
Hirasawa et al., Physical Properties as Dental Materials of Polymethyl Methacrylates Mixed with Silica Gel, Reports of the Institute for Medical and Dental Engineering, 2.55-61, 1968.

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