Calcium phosphate bioactive ceramic and preparation method thereof
A calcium phosphate biological and active ceramic technology, applied in medical science, prosthesis, etc., can solve the problems of stainless steel fatigue, low strength, poor plastic stability, etc., and achieve the effect of promoting bone growth and good mechanical stability.
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[0021] Example 1:
[0022] A calcium phosphate bioactive ceramic, including the following parts by mass:
[0023] 50 parts of tetracalcium phosphate, 3 parts of nano titanium oxide, 3 parts of aluminum silicate fiber, 2 parts of zinc oxide, 10 parts of tricalcium phosphate and 6 parts of calcium oxide.
[0024] To prepare calcium phosphate bioactive ceramics according to the preparation method provided by the present invention, the steps are as follows:
[0025] (1) Weighing: accurately weigh each component;
[0026] (2) Ball mill: Mix the components together and put them in a ball mill for grinding and mixing;
[0027] (3) Cold press molding: the mixed powder is compressed by a 60T press;
[0028] (4) Put the molded powder into the mold and calcine at a high temperature, the temperature is 1150℃, the pressure is 500MPa, and the time is 4h;
[0029] (5) After calcination, take it out after cooling to obtain block calcium phosphate bioactive ceramics.
[0030] The obtained block calcium phos...
Example Embodiment
[0031] Example 2:
[0032] A calcium phosphate bioactive ceramic, including the following parts by mass:
[0033] 75 parts of tetracalcium phosphate, 9 parts of nano titanium oxide, 8 parts of aluminum silicate fiber, 5 parts of zinc oxide, 22 parts of tricalcium phosphate and 10 parts of calcium oxide.
[0034] To prepare calcium phosphate bioactive ceramics according to the preparation method provided by the present invention, the steps are as follows:
[0035] (1) Weighing: accurately weigh each component;
[0036] (2) Ball mill: Mix the components together and put them in a ball mill for grinding and mixing;
[0037] (3) Cold press molding: the mixed powder is compressed by a 60T press;
[0038] (4) Put the molded powder into the mold and calcine at a high temperature, the temperature is 1150℃, the pressure is 500MPa, and the time is 7h;
[0039] (5) After calcination, take it out after cooling to obtain block calcium phosphate bioactive ceramics.
[0040] The obtained block calcium pho...
Example Embodiment
[0041] Example 3:
[0042] A calcium phosphate bioactive ceramic, including the following parts by mass:
[0043] 70 parts of tetracalcium phosphate, 7 parts of nano titanium oxide, 6 parts of aluminum silicate fiber, 4 parts of zinc oxide, 20 parts of tricalcium phosphate and 9 parts of calcium oxide.
[0044] To prepare calcium phosphate bioactive ceramics according to the preparation method provided by the present invention, the steps are as follows:
[0045] (1) Weighing: accurately weigh each component;
[0046] (2) Ball mill: Mix the components together and put them in a ball mill for grinding and mixing;
[0047] (3) Cold press molding: the mixed powder is compressed by a 60T press;
[0048] (4) Put the molded powder into the mold and calcine at a high temperature, the temperature is 1100℃, the pressure is 460MPa, and the time is 6h;
[0049] (5) After calcination, take it out after cooling to obtain block calcium phosphate bioactive ceramics.
[0050] The obtained block calcium phos...
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