| abstract |
(57) [Summary] [Structure] A hydrogen atom on a hydroxyl group of 0.01 to 11 per repeating structural unit, which has a cross-linked structure, is a hydroxyalkyl group, a dihydroxyalkyl group, a polyoxyalkylene group, a carboxyalkyl group or A xanthan gum derivative substituted with at least one group selected from a salt thereof, a sulfonic acid group or a salt thereof, a phosphono group or a salt thereof, and a trialkylammonium hydroxyalkyl group. [Effect] It has an excellent thickening effect even when added in a small amount, has little change in viscosity due to temperature change, and has excellent water solubility and high transparency when used as an aqueous solution, and is particularly useful in the field of toiletries and cosmetics. Is. |