HAIR TREATMENT COMPOSITION, HAIR TREATMENT AGENT AND METHOD FOR TREATING HAIR BY USING THE SAME

摘要

A hair treatment composition is provided to be covalently bound to hair, thereby increasing thickness and volume of hair, restoring damaged hairs, maintaining shape and curl of the hair for a long time and providing other functionalities to the hair. A hair treatment composition comprises a multi-arm polyethylene glycol derivative(A) containing at least two functional groups capable of being covalently bound to amines. The composition further comprises a viscosity modifier or an emulsifier. A hair treatment agent comprises the hair treatment composition. A method for treating hair comprises a step of applying the composition to hair to bond covalently the polyethylene glycol derivative(A) to the hair.