Rice bran wax

Source: Wikipedia, the free encyclopedia.

Rice bran wax is the vegetable wax extracted from the bran oil of rice (Oryza sativa).

Chemical composition

The main components of rice bran wax are

melissyl alcohol (C30). Rice bran wax also contains constituents such as free fatty acids (palmitic acid), squalene and phospholipids
.

Uses

Rice bran wax is

typewriter ribbons, printing inks, lubricants, crayons, adhesives, chewing gum and cosmetics.[1]

In cosmetics, rice bran wax is used as an

emollient, and is the basis material for some exfoliation particles. It has been observed that rice bran wax at concentrations as low as 1 wt% in triglycerides can crystallize to form stable gels.[2]

Physical properties

Melting point = 77 - 86 °C

Saponification value = 75 - 120

Iodine number
= 11.1 - 17.6

Free fatty acids
= 2.1 - 7.3%

Phosphorus = 0.01 - 0.15%

Color: Off-white to moderate orange/brown

Odor: typical fatty, crayola-ish

Rice bran wax bleaches and deodorizes readily

INCI name
: Oryza Sativa (Rice) Bran Wax.

References

  1. ISBN 978-0-471-38552-3
    . Retrieved 2012-03-01.
  2. doi:10.1007/s11746-009-1464-6
    .
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