Bone cements in the calcium phosphate–calcium sulfate system
- Authors: Smirnov V.V.1, Antonova O.S.1, Goldberg M.A.1, Smirnov S.V.1, Shvorneva L.I.1, Egorov A.A.1, Baikin A.S.1, Barinov S.M.1
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Affiliations:
- Baikov Institute of Metallurgy and Materials Science
- Issue: Vol 467, No 2 (2016)
- Pages: 136-139
- Section: Chemical Technology
- URL: https://journals.rcsi.science/0012-5008/article/view/153662
- DOI: https://doi.org/10.1134/S0012500816040030
- ID: 153662
Cite item
Abstract
Cement materials in the calcium phosphate–calcium sulfate system were proposed for bone tissue reconstruction. Mixtures of calcium sulfate and amorphous calcium sulfate in the weight ratios 20: 80, 40: 60, 60: 40, and 80: 20 were used as a cement flour, and an acidic solution of orthophosphoric acid was used as a setting liquid. Cement materials based on dicalcium phosphate dihydrate and calcium sulfate were obtained, and the phase composition, setting time, compressive strength, and microstructure of cements were studied. A phenomenon of dispersion strengthening of cements by adding 20 wt % calcium sulfate was detected. The obtained cement stone had a strength to 60 MPa, a setting time of 6–7 min, and uniform microstructure with a crystal size of 1–2 μm.
Keywords
About the authors
V. V. Smirnov
Baikov Institute of Metallurgy and Materials Science
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991
O. S. Antonova
Baikov Institute of Metallurgy and Materials Science
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991
M. A. Goldberg
Baikov Institute of Metallurgy and Materials Science
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991
S. V. Smirnov
Baikov Institute of Metallurgy and Materials Science
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991
L. I. Shvorneva
Baikov Institute of Metallurgy and Materials Science
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991
A. A. Egorov
Baikov Institute of Metallurgy and Materials Science
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991
A. S. Baikin
Baikov Institute of Metallurgy and Materials Science
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991
S. M. Barinov
Baikov Institute of Metallurgy and Materials Science
Author for correspondence.
Email: naiv.syper@gmail.com
Russian Federation, Leninskii pr. 49, Moscow, 119991