Why is hair dyed sometimes uneven

Updated on vogue 2024-07-17
2 answers
  1. Anonymous users2024-02-12

    Uneven Hair Coloring Lasting FAQs, Coloring Uneven Hair Lasting FAQs.

    1. The coating of dyeing paste is uneven.

    2. If the coating time is too long, the dyeing paste has gradually oxidized, and the depth of hydrogen peroxide is reduced.

    3. The background color is uneven, and no special treatment has been done.

    4. The coating procedure is incorrect.

    2: Why is there a color shift in hair dyeing? 1. The proportion of hydrogen peroxide is incorrect.

    2. Tool color is not used correctly or is not used. 3. No special treatment has been done. Three:

    Why don't you need to shampoo your hair before dyeing it? 1. The natural secretions of the scalp play a protective role in the scalp and are easy to clean. 2. The water content of the hair after shampooing is high, which affects the coloring effect.

    3. The dye paste itself has a cleaning effect. Four: Why does hair fade quickly after dyeing?

    1. The hair state is multi-hollow hair. 2. The use of hydrogen peroxide milk is incorrect or the proportion is incorrect. 3. The parking time is too short.

    4. Hair has been bleached. 5. The coating time is too long. Five:

    Why doesn't bleaching achieve the desired effect? 1. The proportion of blending is not right, often in the bleaching hope to be able to bleach, and increase the amount of hydrogen peroxide, although hydrogen peroxide can oxidize and decompose natural pigments, but the oxidation is promoted under alkalinity, so the amount of bleaching should be increased when it is greatly bleached. 2. If the parking time is not enough, you can use heat to help the shallow water.

    3. Insufficient parking time. 4. The proportion of base color added is incorrect. 5. The target color is incorrect.

    6. Incorrect use of hydrogen peroxide. Seven: Why is the color of dyed hair darker than the color of the color palette?

    1. The color of the swatch is dyed by white fibers 2. There is more melanin in Asian hair (Melanin pigment), and if you want to achieve the color of the swatch, you need to remove the melanin to achieve it. 3. The correct operation can only dye the hair color to a color that is very close to the color of the color plate. Eight:

    How to deal with noise? 1. Carefully observe the color difference and state of the hair. 2. Decide the target color 3. Determine the target to choose hydrogen peroxide at different positions.

    4. Decide on the application procedure (reasonable parking time) 5. If the hair contains artificial coloring, or hydrogen peroxide cannot help to improve to the target color, select the required color before washing.

  2. Anonymous users2024-02-11

    The reasons are as follows: 1. The coating of dye paste is uneven.

    2. If the coating time is too long, the dyeing paste has gradually oxidized, and the depth of hydrogen peroxide is reduced.

    3. The background color is uneven, and no special treatment has been done.

    4. The coating procedure is incorrect.

    Note: You should not wash your hair before dyeing your hair, as the oil secreted from your hair can protect your scalp from infection, and the oil and dust on your hair will not affect the color in the slightest. On the contrary, if you wash your hair before dyeing your hair, or even scratch your scalp with your nails, it will easily cause allergies to the head, and even lead to other diseases in severe cases.

    The so-called imported high-quality hair dye is just to reduce the damage rate to the hair, but the damage still exists. We saw that in the project of the hair salon, there is a local oil care hair dyeing, which is actually simply hair dyeing, and there is no care at all. Freshly washed hair, the sweat pores on the head are open, and the surface is not protected without any protection.

    No matter how good the hair dye is, it will inevitably make you allergic.

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