Protective method for blocking hair dye absorption and hair dye allergy

Abstract

The invention discloses a protective agent and a protective method for blocking hair dye absorption. The protective agent comprises purified scutellaria baicalensis, purified astragalus membranaceus,sodium hydroxymethyl starch, sodium hydrogen carbonate, potassium persulfate, sodium peroxodisulfate, tartaric acid and the like. The blocking agent includes crystals thereof and configured various dosage forms. Through the protective agent and the protective method, occurrence of allergization and absorption poisoning when people use a hair dye can be reduced and prevented; effective therapeuticmeasures for p-phenylenediamine-allergized dermatitis are supplied to clinicians; disease conditions of hair dye allergic contact dermatitis patients can be significantly relieved, and the disease courses are shortened; allergic reactions of hair dye-sensitive users do not occur or seldom occur during and after dyeing; the hair dye containing the protective agent can also significantly shorten thehair dyeing time, the effect after hair dyeing is natural, and unsafe hair dyeing becomes safe. The protective agent is safe, convenient to use and reliable in effect, and can be applied to shampoos,matched hair dye boxes, external preparations for treating hair dyeing allergization, anti-allergic fur, wig dyes and the like.

Description

technical field [0001] The invention relates to the field of protective preparations for hair dyeing and blocking hair dye skin absorption, in particular to a protective agent and method for blocking hair dye absorption and allergy to phenylenediamine (PPDA) hair dyes. Background technique [0002] P-phenylenediamine (PPDA) has been used for more than a century. It was initially used for fur dyeing, and later for developing technology and hair dyeing. It has been widely used in recent decades. Laboratory biological staining, chemical staining, immunofluorescence and enzyme PPDA and its derivatives are used in color enhancement and in some cosmetics for daily use. What is closely related to daily life is that PPDA exists in many daily necessities, the most common is permanent hair dye, followed by eyebrow cream and mascara. Middle-aged and elderly people like to dye their hair black in order to maintain youth. In recent years, more and more young people have become the beaut...

AI Technical Summary

Problems solved by technology

In this way, p-phenylenediamine has been directly irritating the skin, which not only makes the allergy aggravated and prolonged, but also PPDA is easily absorbed through the skin, causing gastrointestinal tract, nervous system damage, dystrophy, aplastic anemia, renal failure, distortion, carcinogenesis and immune system damage

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