Hydroxyapatite and Other Biomedical Coatings by Electrophoretic Deposition - Biological and Biomedical Coatings: Processing and Characterization - page 114

TABLE 3.6 (Continued)
Summary of Recent Studies of Electrophoretic Deposition of Hydroxyapaptite (HAp)

HAp
Concentration

Voltage
(V)

Time
(min)

Temperature
(°C)

Quality
(Cracks)

Thickness
(μm)

Coating HApType Substrate Medium Sintering Reference

HAp Uncalcined

HAp

Ti, Ti6Al4V,
316L stainless
steel

Ethanol 5 g/L 50 5 875°, 900°,

950°, 975°,
1000°,
1050°C,
1 h, Ar

Yes 117

HAp Raw

uncalcined
HAp

Ti6Al4V Ethanol 15 g/L 200 0.3 Yes 118

HAp Precipitated

HAp

Ti Ethanol 5 g/L 12 2-5 25 800°C, 2 h

partial Ar

Yes/No 5-15 119

HAp Precipitated

HAp

Ti6Al4V Isopropanol 30 g/L 10-200 0.1-300 25 930°C, 2 h

vacuum

120

HAp Natural HAp

(from bovine
cortical bone)

316L stainless
steel

Isopropanol,
polyethylenimine

40 g/L 30, 60, 90 1-5 25 Yes/No 30-140 121

HAp HAp powder Ti

Ethanol-PVA b

0.05-0.5
wt.%

10-200 3-10 25 800°C,

0.25 h,
vacuum

Yes/No 122

HAp Precipitated

HAp

Ti n -Butanol,

n -propanol,
ethanol,
methanol,
triethanolamine
dispersant

100 g/L 30 1 25 850°C, 2 h 123

HAp Synthetic

HAp

Ti dental
implant

Ethanol-HCl 24 3 25 Yes 4-8 124

HAp Precipitated

HAp

Ti Ethanol-HCl 2-40 g/L 50-300 1-10 25 930°C,

2 h, O 2

No 125

HAp HAp powder Ti Ethanol 25 700°-

800°C,
2 h, Ar

126

HAp Precipitated

HAp

Carbon iber
(Tenax), carbon
felt (Lydall)

Isopropanol 30 g/L 10, 50 0.2-5 25 900°C

pyrolysis,
1200°C

No 200 127

HAp HAp powder Ti6Al4V Ethylenediol 3 g/L 400-450 5-10 25-75 15-30 128