With a high degree of ethoxylated quaternary polyethyleneimine

The present invention relates to an ethoxylated polyethyleneimine polymer, comprising (1) polyethyleneimine backbone, (2) polyoxyethylene chain, wherein the polyoxyalkylene NH unit average polyethyleneimine skeleton in the ethylene chain having 40-90 ethylene oxide units, (3) 1% to less than 50% of the degree of quaternization.