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US 2021/0267860 A1Published application
Hair-dyeing composition for minimizing ammonium hydroxide content and odor and method of producing the same
AssigneeCoty Inc.
InventorsSergio Ricardo Justa, Simone Aparecida da França Stefoni, Jéssica Francischini Novais, Beatriz de Moura Abreu
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Abstract
A hair-dyeing composition with an effect of minimizing hair damage and scalp irritation caused by ammonia prescription and ammonia odor, which is capable of decreasing ammonia odor peculiar to a hair-dyeing composition and also of supplementing the hair with amino acids similar to hair proteins to decrease hair damage, especially hair roughness and hair shortening, for healthy dyeing and a method of producing the same.
Claims8
A hair-dyeing composition comprising:
- a dyeing agent;
- and
- an oxidizing agent, wherein:
- the dyeing agent is a dyeing agent selected from the group consisting of:
- an alkalizing agent, wherein said alkalizing agent is selected from the group consisting of 2-Dimethylamino-2-methylpropanol, aminomethyl propanol and dimethylamino methylpropanol or its mixtures, from about 0.5 to about 7 percent by weight, based on the total weight of the dyeing agent;
- an antioxidant from about 0.1 to about 5 percent by weight, based on the total weight of the dyeing agent;
- a reducing agent from about 0.1 to about 5 percent by weight, based on the total weight of the dyeing agent;
- a base and coupling from about 0.01 to about 5 percent by weight, based on the total weight of the dyeing agent;
- the oxidizing agent comprises a hydrogen peroxide from 1 to 20 percent by weight, based on the total weight of the oxidizing agent.
6 more elements
Dependencies are inferred from the claim text.