| abstract |
A method for producing a low-odor glycerin derivative-modified silicone, which is inexpensive, simple and capable of performing a large amount of low bromide treatment at once, has a low odor, and suppresses odor during prescription and over time, An external preparation, a cosmetic, or a raw material thereof containing the low odor glycerin derivative-modified silicone obtained by the production method is provided. A glycerin derivative-modified silicone or a composition containing the same is solid at 25 ° C., water-soluble, and has a pH of 4 at 25 ° C. of an aqueous solution when 50 g is dissolved in 1 L of ion-exchanged water. A method for producing a glycerin derivative-modified silicone or a composition containing the same, comprising a step of treating with one or more kinds of acidic inorganic salts, characterized by the following: a low-odor glycerin derivative-modified silicone obtained by the production method External preparations, cosmetics or raw materials for them. [Selection figure] None |