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hair coloring
| Question | Answer |
|---|---|
| activators | powdered persulfate salts added to haircolor to increase its lightening ability. |
| aniline derivatives | contain small, uncolored dyes that combine with hydrogen peroxide to form larger, permanant dye moleules within the cortex. |
| baliage | painting a lightener directly onto clean, styled hair. |
| base color | predominant tone of color |
| cap technique | lightening a technique that involves pulling clean, dry strands of hair throgh a perforated cap with a thin plastic or metal hook, and then combing them to remove tangles. |
| color fillers | equalize porosity and deposit color in one application to provide a uniform contributing pigment on prelightened hair |
| complemenatary colors | a primary and secondary color positioned directly opposite each other on the color wheel. |
| conditioner fillers | used to reconsition damaged, overly porous hair and equalize porosity so that the hair accepts the color evenly from strand to strand and scalp to ends. |
| contributing pigment | the varying degrees of warmth exposed during a permanent color or lightening process. |
| demipermanent haircolor | formulated to deposit but no lift(lighten) natural hair color. |
| developers | when mixed with an oxidation haircolor, supplies the necessary oxygen gas to develop color molecules and create a change in hair color |
| double-process application | a coloring technique requiring two separate procedures in which the hair is prelightened before the depositing color is applied to the hair |
| fillers | used to equalize porosity |
| foil technique | highlighting technique that involves coloring selected strands of hair by slicing or weaving out sections, placing them on foil or plastic wrap, applying lightener or permanent haircolor, and then sealing them in the foil or plastic wrap. |
| glaze | a nonammonia color that adds shine and tone to the hair. |
| hair color | the natural color of hair |
| hair lightening | chemicla process involving the diffusion of the natural hair color pigment or artificial haircolor from the hair. |
| haircolor | professional, salon industry term referring to artificial haircolor products and services. |
| haircolor glaze | common way to describe a haircolor service that adds shine and color to the hair |
| highlighting | coloring some of the hair strands lighter than the natural color to add a variety of lighter shades snd the illusion of depth |
| highlighting shampoo | colors prepared by combining permannet hairclor, hydrogen peroxide, and shampoo. |
| hydrogen peroxide developer | oxidizing agent that, when mixed with an oxidation haircolor, supplies the necessary oxygen gas to develop the color molecules and create a change in natural hair color |
| intensity | the strangth of a color |
| law of color | system for understanding color relationships |
| level | the unit of measurment used to identify the lightness or darkness of a color |
| level system | system that colorists use to determine the lightness or darkness of a hair color |
| lightners | chemical compounds that lighten hair by dispersing, dissolving, and decolorizing the natural hair pigment |
| line of demarcation | visible line separating colored hair from new growth |
| metallic haircolors appearance | haircolors containing metal salts, that change haircolor gradually by progressive build up and exposure to air |
| mixed melanin | combination of natural hair color that contains both pheomelanin and eumelanin |
| natural haircolors | colors such as henna, obtained from the leaves or bark of plants |
| new growth | part of the hair shaft between the scale and the hair that has been previously colored |
| off-the-scalp lightners | powered lighteners that cannot be used directly on the scalp |
| on-the-scalp lightners | lighteners that can be used directly on the scalp by mixing the lightener with activators |
| patch test | test required by the federal food, drug and cosmetic act for identifying a possible allergy in a client |
| permanent haircolors | lighten and deposit color at the same time and in a single process cause they are more alkaline than no-lift deposit-only colors are mixed |
| prelightening | first step of double-process haircolorin, used to lift or lighten the natural pigment before the application of toner |
| presoftening | process of treating gray or very resistant hair to allow for better penetration color |
| primary colors | pure or fundamental colors (red, yellow, blue) that cannot be created by combining other colors |
| resistant | hair type that is difficult for moisture or chemicals to penetrate, and thus requires a longer processing time |
| reverse highlighting | technique of coloring strands of hair darker than the natural color |
| secondary colors | color obtained by mixing equal parts of two primary colors |
| semipermanent haircolor | no-lift-deposit-only nonoxidation haircolor that is not mixed with peroxide and is formulated to last through several shampoos |
| single-process haircoloring | process that lightens and deposits color in a single application |
| slicing | coloring technique that involves taking a narrow -1/8 inch 0.3 cm. section of hair by making a straight part of the scalp |
| saop cap | combination of equal parts of a prepared permanent color- mixture and shampoo. used the last 5 minutes and worked through the hair to refresh |
| special effects haircoloring | any technique that involves partial |