Cationized dextran and salts thereof and manufacturing process and utilization thereof

摘要

A cationized dextran of the following formula <IMAGE> wherein R represents a group selected from the class consisting of a hydrogen atom, hydroxy lower alkyl groups, and quaternary nitrogen-containing groups of the formula <IMAGE> in which R1, R2 and R3 each represent a lower alkyl group, and R' represents a hydrogen atom or a hydroxy lower alkyl group, and n is a positive number of from 1 to 8,000; two or more R groups may be identical or different provided that at least one of R groups is the quaternary nitrogen-containing group of the above formula; and a salt thereof; a process for its production; and a hair or skin cosmetic composition containing aforesaid cationized dextran or its salt.