Haircolor Flashcards
Pre-softening
Term used when treating gray/resistant hair to allow for more penetration of color
Standard peroxide salons use what volume?
How much oxygen gas is it?
20 vol
6% oxygen gas
Eumelanin
Pheomelanin
Black
Blonde/red
Predisposition or patch test
Test to identify possible allergy
Takes 24-48 hours
Do it on back of ear/fold of elbow
Strand test
Test to determine how hair will react to color/lightener or chemicals
Oxidation
Chemical reaction when color mixes with oxygen
Gray coverage for:
Demi
Semi
Permanent
Temporary
Are they physical or chemical changes?
Demi 85% slight chemical change
Semi 50% physical change
Permanent 100% chemical change
Temporary 20% physical change
What ingredients make professional color and what makes up box dyes?
Professional =Analine derivatives
Box= metallic salts
What is used to equalize porosity?
Conditioners
Fillers
What supplies oxygen gas to develop molecules to change haircolor?
Hydrogen peroxide
Line of demarcation
Visible line separating colored hair from new growth
3 categories of bleach +
How many levels they lift
Powder: up to 8
Cream: up to
Oil: up to 1-2
Define level, tone, intensity
Level: how dark or light it is
Tone: cool vs warm, very cool, cool, warm, very warm
Intensity: vibrant
Why do clients color their hair?
Gray coverage
Fashion
Enhance existing color
Mimic suns highlights
Complimentary colors for:
Brass/orange Red Green Gray Yellow/gold
Blue/Violet Green Red Gold Violet