haircolor vocab Flashcards
acid
ranges from 0-6.9 on the pH scale
alkaline
ranges from 7.1 to 14 on the pH scale
alkanolamines
used to neutralize acids or raise the pH. may be used in place of ammonia because they create less odor
ammonia
gas with strong odor made up of nitrogen and hydrogen
aniline derivatives
small compounds also known as uncolored dye precursors found in permanent hair color
atom
smallest chemical part of an element
canities
medical term for gray hair, the result of a gradual decline in melanin
chemical
substance used in or produced by the process of chemistry
chemistry
science that deals with the composition, structures, and properties of matter and how matter changes under different chemical conditions
color wheel
support tool for the color to visually show how all colors are created
combustion
the rapid oxidation of a substance, accompanied by the production of heat and light
complementary colors
created by mixing a primary and secondary color located opposite of each other on the color wheel
compound molecules
are a chemical combination of two or more atoms from different elements
concentrate
product used to make another product more intense, vibrant, stronger or purer
cortex
the middle layer of hair, made up of elongated cells containing melanin and keratin
cuticle
the protective outermost layer of hair
decolorization
technique of removing natural hair color or artificial hair color from the hair
demi permanent haircolor
deposits or adds color to existing haircolor however it does not lighten the hair
dimensional haircolor
utilizing two or more haircolors and or techniques to create depth, movement and shape
drabber
concentrated haircolor used to increase the ability of a haircolor to neutralize unwanted warmth of a color
electron
particles in an atom that have a negative charge
emulsion
suspension of one liquid in a second liquid with which the first will not mix
eumelanin
produces brown to black pigments in the hair
filler
used to equalize porosity and replace missing pigment in one application
foiling technique
involves weaving or slicing out specific strands of hair
glaze
technique of applying demi permanent or semi permanent haircolor to add shine and or refresh color
haircolor remover
chemical solution used to remove haircolor from the skin
haircolor stain remover
chemical solution used to remove haircolor from the skin
inorganic chemistry
study of not living or never living organisms that do not contain carbon
intensifier
concentrated haircolor that when added to another haircolor, is used to deepen, brighten or create a more vivid look
intensity
the strength of the colors appearance
ions
and atom or a group of atoms carrying and electric charge
law of color
system that provides an understanding of color relationships
level
the degree of lightness or darkness of a color
matter
substance that has mass and occupies space, occurs in the form of solid, liquid, or gas
medulla
innermost layer of hair composed of round cells, hair missing the medulla is fine or fragile
melanin
known as pigment, the coloring matter that provides us with the natural color of our hair and skin
metallic dye
non professional haircolor containing metals that after continuous use build up on the hair
molecule
two or more atoms chemically joined that retain their chemical and physical properties to form matter
natural hair dye
known as vegetable hair dye, non professional haircolor made from various plants
neutron
particles in an atom that have a neutral charge
new growth
process of new hair growing out from the scalp
non oxidative haircolor
temporary colors
off the scalp lightener
known as quick lighteners, come in a powder form and are not able to be used on the scalp
on the scalp lightener
come in an oil, cream and some powder forms and are able to be used on the scalp
organic chemistry
study of living or previously living organisms containing carbon
oxidation
chemical reaction that occurs when oxygen is released from a substance this reaction assists in the development of color on the hair
oxidative haircolor
creates a chemical change in the hair therefore providing longer lasting haircolor results.
oxidation reduction
chemical reaction in which the oxidizing agent (developer) is reduced and the reducing agent (haircolor) is oxidized
permanent haircolor
can deposit and or lighten the natural pigments located in the cortex layer of the hair
pheomelanin
produces yellow to red pigments in the hair
porosity
the ability of the to absorb any liquid
predisposition test
aka patch test
pre lightening
diffusing or lifting the natural hair color to achieve the desired level
presoftening
technique that allows for better haircolor penetration by softening by the cuticle often used prior to hair coloring resistant and or gray hay
primary colors
the three basic colors red, yellow, blue from which all other colors are produced
processing strand test
determines if the haircolor is absorbing and processing evenly
proton
particles in an atom that have a positive charge
pure substances
have definite chemical and physical properties
resistant hair
cuticle scales are flat causing minimal liquid absorption
secondary colors
created by mixing two primary colors in equal proportions
semi permanent haircolor
deposit only haircolor that penetrates into the cuticle layer of the hair shaft
single process haircolor
single application of haircolor to either lighten the the natural haircolor or to deposit haircolor to the hair strand
slicing technique
hair coloring technique that isolates thin subsections of hair in a straight line pattern
solutions
stable mixtures of two or more substances, which may be solids, liquids, gases or a combination of these
solvent
substance that is capable of dissolving another substance
special effects
techniques used to create texture as well as various dimensions of color
suspension
a mixture in which small particles of a substance are dispersed throughout a gas or liquid if left undisturbed the particles are likely to settle and separate
tertiary colors
created by mixing a primary color with a neighboring secondary color
tint back
also known as reverse haircolor is the process of returning hair back to its natural state or desired level
tone
known as hue, is the balance of color
toner
semi permanent or demi permanent haircolor product used on pre lightened hair to neutralize unwanted pigment
undertone
known as contributing pigment, is the warm or cool tones seen within the predominant haircolor
virgin haircolor application
the first time hair is colored
