Is there a chemical interaction between calcium phosphates and hydroxypropylmethylcellulose (HPMC) in organic/inorganic composites?статья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:Solid composites of calcium phosphates and hydroxypropylmethylcellulose (HPMC) were prepared at temperatures of 121 degreesC. Three biologically relevant calcium phosphates were studied: CaHPO4, 2H(2)O (DCPD), calcium deficient apatite (CDA), and biphasic calcium phosphate (BCP). Properties of the solid composites obtained were studied with FTIR, X-ray diffraction, and SEM techniques. Special attention was devoted to seeking a possible chemical interaction between calcium phosphates and HPMC. No interaction was found. Thus, HPMC was proven to have no influence on chemical properties of calcium phosphates. (C) 2000 John Wiley & Sons, inc.