Ca2P2O7–Ca(PO3)2 Ceramic Obtained by Firing β-Tricalcium Phosphate and Monocalcium Phosphate Monohydrate Based Cement Stoneстатья
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Дата последнего поиска статьи во внешних источниках: 28 октября 2020 г.
Аннотация:Ceramic in the system Ca2P2O7–Ca(PO3)2 was obtained by firing cement stone fabricated from a powder mixture which included -tricalcium phosphate -Ca3(PO4)2 and monocalcium phosphate monohydrate Ca(H2PO4)2 H2O. The molar ratio CaP of the initial powder mixtures was set as CaP 1. X-ray phase analysis shows all ceramic samples after firing at 1000°C to include -calcium pyrophosphate -Ca2P2O7, and a sample of the ceramic made from a powder mixture with the maximum content of monocalcium phosphatemonohydrate Ca(H2PO4)2 H2O also contained -calcium polyphosphate -Ca(PO3)2. The obtained calcium phosphate ceramic with reduced firing temperature can be used to develop a resorbable matrix for tissue engineering structures.Key words: monocalcium phosphate monohydrate, tricalcium phosphate, highly concentrated suspension, brushite, monetite, phase transformations, liquid-phase sintering, calcium pyrophosphate, calcium polyphosphate, ceramics.