Castor oil is a triglyceride of fatty acids. Castor oil is found in castor beans In the seeds, its content is 35% to 57.%. “Castor oil is obtained by squeezing or solvent extraction. It is almost colorless or slightly yellow, clear and viscous liquid; has a slight odor; has a light taste and then is slightly pungent, and is easily soluble in ethanol. , can be mixed with absolute ethanol, chloroform, ether or glacial acetic acid.
There are many derivatives of castor oil. Today, the supplier of castor oil will take you to learn about one of them, castor hardening. Oil:
Castor hardened oil is the hydrogenated product of castor oil. It is a white hard but brittle wax with a melting point of 85°C.
Castor hardened oil is It has good compatibility with ethyl cellulose, cellulose acetate butyrate, natural rubber, synthetic rubber, polyethylene, polyvinyl butyraldehyde, polymethacrylic acid, rosin, shellac, vegetable wax and montan wax.
Castor hardened oil is relatively stable to heat and can be mixed with other waxes to improve solvent resistance, oil resistance, hardness and melting point. It is used in cosmetics, greases, leather shoe polish, crayons and pharmaceuticals, etc.