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The chemical solution used in the perming process is determined by the client's hair type and the pH of the solution. Classic alkaline perms are used for stronger, coarser hair. They work at room temperature and usually contain ammonium thioglycolate in the pH range of 9-10. Acid perms are used on more delicate or thinner hair.
The thioglycolic acid in the perm solution reduces the disulfide cystine bonds in the cortex of the hair. [2] In a sense, the thioglycolate removes crosslinks. After washing, the hair is treated with a mild solution of hydrogen peroxide, which oxidizes the cysteines back to cystine. These new chemical bonds impart the structural rigidity ...
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These relaxers are also thicker with a higher viscosity, or thickness, which makes for an easier relaxer application. Thio relaxers break the disulfide bonds in hair, similar to the permanent waving process. When enough of the disulfide bonds in the hair are broken, the relaxer is rinsed from the hair and the hair is towel dried.
I tested the Beachwaver on dry, three-day old hair. To prep for styling, I brushed my hair to get rid of any knots and tangles and then sprayed on a heat protectant to prevent breakage and split ends.
Hair destruction requires about 10 minutes. Depilation is followed by careful rinsing with water, and various conditioners are applied to restore the skin's pH to normal. Depilation does not destroy the dermal papilla, and the hair grows back. [2] Chemical depilatories are available in gel, cream, lotion, aerosol, roll-on, and powder forms.
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related to: alkaline perm vs acid perming powder for fine hairsallybeauty.com has been visited by 10K+ users in the past month
1735 Olentangy River Road, Columbus, Ohio · Directions · +1 614-461-3898