Chemical Hair Services: Perms and Relaxers

University:
Fashion Institute of Technology
Course:
SC 146 | Basic Chem For Cosmetic Frag
Academic year:

2022
Views:

278

Pages:

2
Author:

Leilani Contreras

Stack #1535800 Question what is thioglycolate joined with to create a waving lotion? the main ingredient in an acid wave is Two basic wrapping techniques for perming is What perm rod would achieve uniform curls The size of the base and the angle at which the hair is projected while wrapping determines the On base control is not recommended for alkaline perms since expansion is limited at the base and in alkaline waves, the perm solution chemically breaks the When perming resistant hair A neutralizer rebonds and restores the disulfide bonds in addition to which of the following Range for alkaline waves alkalinity of cold waves causes the hair fiber to soften and the more porous hair is to equalize the porosity of highly porous hair it may be necessary to use which of the following products hair density does not always correspond to which of the following prior to performing a test curl, hair should be shampooed and what ingredient in color products could cause uneven curls, discoloration and hair breakage? when performing a metallic salt test, immerse at least 20 strands of hair in the prepared mixture for hair wound on rods with to much tension may cause which of the following? what could be the cause of a perm not lasting as long as expected? sodium hydroxide relaxers are also known as a sodium hydroxide relaxer service should not be performed on hair that has been what product should not be applied to hair that has been previously permed with ammonium thioglycolate what does the porosity of the hair affect when working with a chemical relaxer when performing a chemical relaxing procedure on porous hair, choose a product labeled how far away from the scalp should a virgin relaxer be applied? virgin sodium hydroxide relaxers may be applied 1/4 to 1/2 away from the scalp because body heat from the scalp will super strength relaxer is used for which of the following conditions? which relaxer strength would be used on healthy, color treated, fine-textured or porous hair? which of the following test should be performed during a relaxer technique to determine if the proper amount of relaxation has occured during a chemical relaxer procedure, the hair is tested with the back of the comb and there is minimal amount of indentation, or if the curl pattern reverts or beads, what step may be required? main ingredient found in rearrangers during a curl reforming service, what size parting should be used? if curl reformation is desired, cut off all hair previously treated with which of the following? Answer ammonia glyerol monothioglycolate Spiral & overlap (croquignole) Straight tool position tension may cause breakage disulfide bonds you need longer processing time reduces swelling caused by the alkalinity 8.0 - 9.5 swell the less resistant it is to absorbing perm solution pre-wrap product texture gently towel-dried metallic salt 30 minutes breakage & dryness incomplete neutralization lye relaxers bleached sodium hydroxide processing time mild 1/4 (.6cm) to 1/2 (1.25cm) allow it to spread towards the scalp tightly curled, coarsetextured hair mild a comb test additional smoothing ammonium thioglycolate thinner than normal. sodium hydroxide