Dental cement

Compositions: coating or plastic – Coating or plastic compositions – Dental

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433228, C09K 300

Patent

active

045248249

ABSTRACT:
A dental cement comprising a cement powder to which are added one or more of tannic acid derivatives consisting of the group of a tannic acid-protein combination, a tannic acid-formaldehyde combination, acetyl tannate and a metal salt of tannic acid, said tannic acid derivatives being sparingly soluble in water.

REFERENCES:
patent: 1612675 (1926-12-01), Vivas
Kirk-Othmer Encyclopedia of Chemical Technology, third edition, vol. 7, (1979), pp. 463-468, (Herman F. Mark et al.).
Enzyklopadie der Technischen Chemie, 1922, (Fritz Ullmann), pp. 83, 90 and 91.

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