METHOD FOR PRODUCING BIOGLASS DOPED WITH ZIRCONIUM DIOXIDE Russian patent published in 2022 - IPC A61L27/10 A61L27/12 A61L27/50 A61L27/54 C03C3/93 C03C3/97 

Abstract RU 2765471 C1

FIELD: technological processes; glass.

SUBSTANCE: invention relates to methods of producing bioactive glass, which is used in medicine, particularly in traumatology, orthopedics, regenerative medicine, dentistry and maxillofacial surgery for restoring functional integrity of bone tissue. Disclosed is a method of producing bioglass doped with zirconium dioxide using organic derivatives of silicon, phosphorus and zirconium. Initial substances used are sodium, calcium and zirconium oleates, tributyl phosphate and tetraethylorthosilicate, mixture of which is first held at temperature of 150–200 °C for distillation of solvents, and then subjected to pyrolysis at 1,300 °C for 0.5 hour to obtain the end product.

EFFECT: simplification of the method of producing bioglass doped with zirconium oxide by reducing the time of the process and reducing power consumption as a result of lowering the pyrolysis temperature.

1 cl, 3 ex

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RU 2 765 471 C1

Authors

Medkov Mikhail Azarevich

Grishchenko Dina Nikolaevna

Dmitrieva Elena Eduardovna

Plotnikova Olga Sergeevna

Dates

2022-01-31Published

2021-06-01Filed