NEUTRAL HAIR DYEING AGENT COMPOSITION

摘要

PURPOSE: A neutral hair dyeing agent composition capable of dyeing without swelling hair by using sodium silicate is provided, which reduces damage of hair during dyeing hair. CONSTITUTION: This neutral hair dyeing agent composition contains 0.05 to 5.0% by weight of sodium silicate based on the total weight of the composition, wherein the sodium silicate contains 19 to 38% by weight of silica dioxide and 6 to 30% by weight of sodium oxide.