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Urea
Urea
Name: Urea
Synonyms: Urea, urea
Genre: Clean
Cleanliness: Clean
Chemical formula: CO (NH2) 2
Urea
Organic chemical compound, carbonic acid diamide. As a result of condensation during heating creates a biuret.
properties
It forms colorless crystals in the form of long, colorless, odorless needles, with a melting point of about 133 ° C, and undergoes decomposition before the boiling temperature is reached. It is hygroscopic, easily soluble in water.
utilization
Urea in cosmetics
Urea is a component of NMF - a natural skin moisturizing factor, thanks to which it is moisturized and smooth. Lowering its concentration in the skin results in its dryness and irritation.
Warts.
Urea is a substance that absorbs moisture. In creams, it has been used since the 1940s.
Urea in a concentration below 10% strongly moisturizes, attracting water molecules and retaining them in the skin.
Urea is used in lotions, creams and other cosmetic products.
Urea has antibacterial and antipruritic properties.
Acne. Urea at 15% accelerates fibrin degradation.
In concentrations above 10%, urea intensively softens the skin and increases its permeability, which allows absorption into the skin of other active ingredients.
Urea is used as an exfoliating ingredient. With dry, flaky skin - it is used in concentrations exceeding 50%.
Urea is in preparations to alleviate the early symptoms of skin complications in diabetes.
Urea affects the functions of the protective skin barrier. Urea binds water, hence it becomes less available for microbes, which is why cosmetics with urea may contain fewer preservatives.
Urea is included in many cosmetic products, eg toothpastes, creams for hands, feet and face, lotions, shampoos and conditioners, bath oils, etc.
Urea for other uses
Urea occurs in the form of white granules. As a fertilizer, it is used on all soils, except for soils with a very high acidic, alkaline or newly limed soils; for all field crops, grassland, vegetable and flowering plants, fruit trees and shrubs as well as lawns. Can be used in the form of fine-spotted spraying.
It is also widely used as a reducer in the selective catalytic reduction process for the purification of exhaust gases. It is usually produced in concentrations of 45%, 40%, 35%. Urea is also used in the production of AdBlue preparations.
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