Study sets, textbooks, questions
Upgrade to remove ads
From Pivot Point Book 111 Perm & Relax
Terms in this set (24)
Why might a client request a perm service?
-To add volume, texture and style support to flat, limp hair.
-To add textual interest in selected areas or throughout the head.
-To have the option of wearing their hair straight or textured.
When did perms start?
In 1926, the croquignole (also known as the overlap method) method of wrapping hair from the ends to the scalp was created to accommodate women who had cut their hair shorter after World War 1.
Who is Charles Nessler?
In 1905, Charles Nessler made the first real breakthrough with his hear permanent waving machine.
What did the first permanents consist of?
They consisted of a solution of strong alkalis heated to about 212°F (100°C) with the aid of electrical heaters
Generally processed with heat, method of perming using a thioglycolic derivative called glyceryl monothioglycolate without ammonia.
Processed without heat, softens and swells the hair fiber; formulated with thioglycolic acid or its derivatives and ammonia.
The amount of hair that should be parted and wrapped around a perm rod, roller or curling iron is influenced by what?
In alkaline perms, the perm solution chemically breaks or reduces the?
Strong disulfide bonds
Which type of perm is recommended for damaged, highly porous or previously permed hair?
Acid perms are slower acting than alkaline perms and are recommended for damaged, highly porous and previously permed hair.
Overprocessed permed hair could be indicated by hair that may look?
Curly when wet but frizzy when dry.
What do low- or no-thio perms use as a reducing agent?
Cystemine hydrochloride is a reducing agent in the low- or no-thio perms.
Acid Perms pH?
pH range of 6.9-7.2
Alkaline Perm pH?
pH range of 8.0-9.5
What type of perm is better for coarse and thick hair?
What type of perm is better for damaged hair?
Main ingredient in Alkaline perms
Ingredient found in alkaline waves; shortens the processing time.
Ammonium Thioglycolate (Thio)
also called thio relaxer; Chemical reducing agent that causes the hair to soften and swell.
Strong alkaline products that are designed to straighten curly, tightly curled and resistant hair.
Sodium hydroxide relaxers have an alkaline pH of?
Ammonium Thioglycolate relaxers have a pH of?
Another name for a Sodium Hydroxide relaxer.
The ease or difficulty with which a product can penetrate the cuticle layer of the hair.
Other sets by this creator
Perms & Relaxers Review
State Law Definitions