Color Theory
Patch Test or Predisposition Test
What is required 24 hours prior to coloring the hair with an aniline derivative?
Density
What is the number of hairs per square inch?
Consultation
What is the conversation conducted to determine the desired finished result?
Oil lighteners
What type of lightener has the least amount of lightening action and is the mildest?
The smallest size of color molecules
What is permanent haircolor?
Red, yellow, and blue
What are the primary colors?
Porosity
What is the ability of the hair to absorb liquid?
Soap cap
What is a mixture of prepared tint and shampoo used in the last 5 minutes of processing
Oil, cream, powder
What are the three types of lighteners?
Activator
What is the oxidizer added to hydrogen peroxide to increase it's lifting power?
Secondary colors
What colors are created by mixing two primary colors?
Brush and bowl or tint bottle
What are methods for applying haircolor?
Complementary colors
What are colors located opposite each other on the color wheel?
Level
What is the unit of measurement that refers to the lightness or darkness?
Powder lightener
What is the lightener used primarily for use off the scalp?
Hair Lightening
What is the process of removing color pigments from the hair?
Colored mousses, gels, sprays, color enhancing shampoos
What are temporary haircolors?
Cortex
What is the layer of hair that color is deposited in?
Contributing pigment
What is the pigment that lies under the natural color and must be taken into account when formulating?
Dye precursers
What are small compounds that disperse and deposit into the cortex of the hair?
Deposit only haircolor
What is another name for demipermanent haircolor?
Contributing pigment
What is left behind when lightening the hair?
Fillers
What are preparations designed to even out porosity and deposit a base color in one application?
Oxidation
What is the chemical reaction that is activated by hydrogen peroxide?
Aniline derivatives
What are small uncolored dyes that when mixed with hydrogen peroxide, create a larger dye molecule that deposits into the cortex?