PERM THEORY/DESIGN
Endothermic perms require______ to process.
What is Heat/ Hooded dryer
The structure that must be broken to change straight hair to curly
Disulfide bonds
Always wear ________ when doing any chemical service
What are gloves
Name the product that Can Not be applied to hair that has been previously relaxed with thioglycolate relaxer
What is Sodium Hydroxide
Ammonium Thioglycolate is a chemical agent that causes hair to
Soften
Sectioning clips are usually metal or plastic. When sectioning for chemical service you should use ______ clip to prevent a chemical reaction
What is plastic
Alkaline Perms carry a pH of
8.0-9.5
The 2 basic curl reformation services
Virgin /Retouch
Main ingredient in Relaxer
Sodium Hydroxide
Chemical relaxer safe to use on color treated hair
Mild
Active Ingredient used in the first cold wave
thioglycolic acid
Perm tool that determines the size and shape of new curl texture
Perm Rod
Product to reduce curl pattern
Rearranger
Sodium Hydroxide is used on which type of hair
Tightly Curled
Draping for relaxer service
Towel,cape,Towel
Phase in perming that is most important
Both are equally important
Four basic tool positions: On base,half -off base,underdirected,and
Off base
Main ingredient in curl booster
Ammonium Thioglycolate
Hairs ability to absorb moisture, liquids or chemicals
Porosity
Texture pattern with an elliptical follicle
Curly
This chemical wave has an additive that causes a reaction that heats up the solution. No heat(dryer) needed
What is exothermic
Water left in end papers after rinsing will dilute
Neutralizer
Which curl reformation service can be performed over Sodium Hydroxide
NONE
Product that protects ears,hairline and scalp from chemical irritation
Base Cream
Texture pattern associated with oval follical
wavy
The alkalinity of a cold wave causes the hair fiber to soften and _________.
What is Swell
Acid Perms are in the PH range of_______
What is 6.9-7.2
During the soft curl process, this causes the hair to soften and swell in order to reform the new curl pattern___________.
What is Booster
Sodium Hydroxide relaxers have an alkaline PH of
What is 11.5-14
Sodium Hydroxide Relaxers are also known as
What is Lye Relaxer
Normal dry hair is capable of being stretched to what %
What is 20%
Ingredients, strength, safety and precautions are found on this
What is SDS
the main ingredient used in Rearrangers
What is Ammonium Thioglycolate
To protect the skin during a relaxer process this is applied
What is protective cream
A pull test is performed to check this
What is elasticity