| 摘要 |
PROBLEM TO BE SOLVED: To provide a cellulose ether containing a cationic group which can give an excellent slipperiness and its lasting feeling, finger passing properties, softness and a coated feeling during rinsing when added to a hair cosmetic and give an excellent moisturized feeling after drying when added to a skin cleansing agent, and to provide a surfactant composition containing the same and a hair cosmetic composition and a skin cleansing agent composition containing the surfactant composition.SOLUTION: There are provided [1] a cellulose ether containing a cationic group which has a main chain derived from an anhydroglucose and in which the degree of substitution of a cationized oxyalkylene group per the anhydroglucose unit is 0.01 or more and to 1.0 or less, the degree of substitution of a glycerol group is 0.5 or more and 5.0 or less and the degree of substitution of a group having a specific structure having a hydrocarbon group having 3 or more and 7 or less carbon atoms is 0.0001 or more and 0.2 or less; [2] a surfactant composition containing the cellulose ether containing a cationic group, a surfactant and water; and [3] a hair cosmetic composition and a hair cleansing agent composition containing the cellulose ether containing a cationic group, a surfactant and water. |
