Composite material for dental prosthesis and preparation method of composite material
A composite material and dental technology, applied in dental preparations, dentistry, dental prosthesis, etc., can solve the problems of poor mechanical properties and wear resistance of composite resins, polymerization shrinkage, etc., and achieve good mechanical strength, suitable for industrial production, and high strength. Effect
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Embodiment 1
[0012] A composite material for dental restoration, made of the following components by weight: 20 parts of polyethylene, 25 parts of xanthan gum, 20 parts of calcium hydroxyphosphate, 2 parts of chitosan, and 1 part of tributyl citrate , 4 parts of phase transfer agent, 2 parts of divethylenetetramine, 25 parts of 2-methyl-2-acrylic acid-2-(phosphonooxy) ethyl ester, 4 parts of silver lactate, 7 parts of titanium dioxide, 10 parts of silicon dioxide 3 parts, 3 parts of antioxidant, 4 parts of hydroxyanisole, 1 part of calcium fluorophosphate, 8 parts of ethanol, 25 parts of double distilled water. The phase transfer agent is tetradecyltrimethylammonium chloride. The antioxidant is dibutyl hydroxytoluene.
[0013] Its preparation method comprises the following steps: step 1, weigh each component by weight, and each component except 2-methyl-2-acrylic acid-2-(phosphonooxy) ethyl ester, silver lactate and titanium dioxide Put them all into a ball mill and mix them, and grind t...
Embodiment 2
[0016] A composite material for dental restoration, made of the following components by weight: 40 parts of polyethylene, 40 parts of xanthan gum, 25 parts of calcium hydroxyphosphate, 8 parts of chitosan, and 6 parts of tributyl citrate , 8 parts of phase transfer agent, 6 parts of diethylenetetramine, 35 parts of 2-methyl-2-acrylic acid-2-(phosphonooxy) ethyl ester, 8 parts of silver lactate, 20 parts of titanium dioxide, 15 parts of silicon dioxide 8 parts, 8 parts of antioxidant, 8 parts of hydroxyanisole, 13 parts of calcium fluorophosphate, 23 parts of ethanol, 45 parts of double distilled water. The phase transfer agent is tetradecyltrimethylammonium chloride. The antioxidant is dibutyl hydroxytoluene.
[0017] Its preparation method comprises the following steps: step 1, weigh each component by weight, and each component except 2-methyl-2-acrylic acid-2-(phosphonooxy) ethyl ester, silver lactate and titanium dioxide Put them all into a ball mill and mix them, and gri...
Embodiment 3
[0020] A composite material for dental restoration, which is made of the following components by weight: 20-40 parts of polyethylene, 25-40 parts of xanthan gum, 23 parts of calcium hydroxyphosphate, 5 parts of chitosan, tricitric acid 4 parts of butyl ester, 6 parts of phase transfer agent, 4 parts of diethylenetetramine, 30 parts of 2-methyl-2-acrylic acid-2-(phosphonooxy) ethyl ester, 6 parts of silver lactate, 14 parts of titanium dioxide, 13 parts of silicon dioxide, 5 parts of antioxidant, 6 parts of hydroxyanisole, 7 parts of calcium fluorophosphate, 15 parts of ethanol, 35 parts of double distilled water. The phase transfer agent is tetradecyltrimethylammonium chloride. The antioxidant is dibutyl hydroxytoluene.
[0021] Its preparation method comprises the following steps: step 1, weigh each component by weight, and each component except 2-methyl-2-acrylic acid-2-(phosphonooxy) ethyl ester, silver lactate and titanium dioxide Put them all into a ball mill and mix th...
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