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Hydrogenated Castor Oil 8001-78-3
CAS No.:8001-78-3
EINECS:232-292-2
Hydrogenated Castor Oil (HCO), also called Castor wax, is a hard, brittle, vegetable wax. It is produced by the hydrogenation (chemical combination with hydrogen) of pure castor oil, in the presence of a nickel catalyst. It is odorless and insoluble in water.
It is a non-toxic, non-hazardous material. HCO is available as flakes which melt to a clear transparent liquid.
Appearance@25°C | white flakes or powder or granules |
Acid value | 3.00 Max. |
Saponification value | 177-182 |
Lodine Value(Wijs) | 3.00 Max. |
Hydroxyl value | 155 Min. |
Melting point | 86°C Min. |
Color on lovibond in 5.25’’ cell | 15.0 yellow 1.5 red |
Nickel content | 2.00 ppm Max. |
Special gravity @ 90 °C | 0.895-0.900 |
Titre | 70 °C |
Color | 150 Max. |
Uses
Hydrogenated Castor Oil is used in polishes, cosmetics, electrical capacitors, carbon paper, lubrication, and coatings and greases where resistance to moisture, oils and petrochemical products is required. Hydrogenated Castor Oil is also useful in polyurethane coating formulation, as it contains three secondary hydroxyl group. These coating compositions are useful as a top coat varnish for leather, wood & rubber.

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