Castor oil is a triglyceride of fatty acids. Castor oil is found in castor seeds and its content is 35% to 57.%.” It is extracted by squeezing or solvent Castor oil is prepared by the method. It is almost colorless or slightly yellow, clear and viscous liquid; has a slight odor; has a light taste and then is slightly pungent. It is easily soluble in ethanol and can be mixed with absolute ethanol, chloroform, ether or glacial acetic acid. Refined castor oil It is an important chemical raw material, and its derivatives have been used in many fields. Among them, sulfated castor oil is a sulfonated oil produced by the reaction of castor oil and sulfuric acid.
Sulfated castor oil The uses of castor oil are as follows:
Sulfated castor oil has excellent blending, penetrating, emulsifying and other properties, and is widely used in textiles, printing and dyeing, tanning, papermaking, metal processing, and dye chemicals. and other industries. It can also be used as an emulsifier for pesticides, a lubricant for steel wire drawing, a lubricating agent for man-made fibers, and in industries such as tanning and papermaking.
Castor oil can be made by sulfation and sulfation. It becomes an excellent vegetable oil fatliquor and is used for leather fatliquor in the tanning industry. This series of fatliquors has a strong bond with leather, has a soft hand feel, and the leather made from it maintains its original style for a long time.
At the same time, sulfated castor oil is used as a plasticizer for protein coating agents, which can increase the softness of the soil layer.
It is used as a dye sizing additive to help the dye be fully dissolved in the printing paste. It can make the printing color uniform and improve the permeability and dye fastness of the dye to the fabric. It can also be used as a defoaming agent in dyes and dyeing.