20. Chemical Texture Services Flashcards

1
Q

Curl re forming

A

The chemical texture service that loosens overly curly hair or changes tightly curly or coiled hair into loose curls or waves

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2
Q

Cortex

A

The layer of the hair that provides the strength and elasticity of the human hair

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3
Q

4.5-5.5

A

The natural PH of hair

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4
Q

Permanent waving

A

The size of the curl is determined by the sides of the rod

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5
Q

Croquignole perm technique

A

Basic type of wrapping the hair around a perm rod

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6
Q

Reduction reaction

A

Involved either the addition of hydrogen or removal of oxygen

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7
Q

Reduction reaction

A

Involves either the addition of hydrogen or removal of oxygen

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8
Q

Cold waves

A

Most have a PH between 9.0 to 9.6

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9
Q

Neutralizer

A

One of the three separate components of acid waves

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10
Q

Endothermic wave

A

Activated by an outside heat source

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11
Q

Permanent wave solution

A

Should be rinsed from the hair for at least 5 mins

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12
Q

Chemical hair relaxing

A

The process of rearranging the structure of curly hair to a straighter or smoother form

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13
Q

Thio relaxers

A

Usually have a PH Above 10

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14
Q

Hydroxide ions

A

When left in the hair after a relaxer can be neutralized using an acid balanced shampoo

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15
Q

Metal hydroxide relaxers

A

Type of relaxer that contains only one component an is used exactly as it is packaged with no mixing necessary

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16
Q

Potassium hydroxide relaxers

A

often advertised and sold as no mix no lye relaxers

17
Q

Salt bonds

A

Type of bond that is relatively weak physical side bonds that are the result of an attraction between negative and positive electrical charges

18
Q

Loop rods

A

Type of rod also know as circle rod on base

19
Q

On base placement

A

The hair is wrapped at 45 beyond perpendicular to its base section and the rod is positioned on its base

20
Q

Acid balanced waves

A

Permanent wave that processes at room temp

21
Q

Chemical solutions

A

Raise the PH of the hair to alkaline state

22
Q

Elasticity test

A

Should be performed before perming hair

23
Q

Porous hair

A

Could be damaged by a highly alkaline permanent waving solution

24
Q

GMTG

A

The primary reducing a gent in the most acid waves has a low PH

25
Q

True acid waves

A

Have a PH between 4.5 to 7.0

26
Q

Ammonia free waves

A

Have very little Odor

27
Q

Permanent waving

A

Most of the processing takes place with in the 1st 5 to 10 mins

28
Q

Safety precaution

A

Of permanent waving is to examine the scalp before the perm service

29
Q

Extremely curly hair

A

The twists are the thinnest and weakest section of the hair strands

30
Q

Relaxers

A

Extremely alkaline and can melt or dissolve hair if used incorrectly

31
Q

Hydroxide relaxers

A

If a client has been treated with this it means the hair will not hold a curl when applying a thio relaxer

32
Q

Double flat wrap

A

Is a perm wrap in which one end paper is placed over the strand of hair being wrapped

33
Q

Soft bender rods

A

Type of rods usually about 12 inch long with a uniform diameter along the entire length of the rod

34
Q

Thioglycolic acid

A

Common reducing agent

35
Q

Medulla

A

Innermost layer of the hair

36
Q

Cuvature permanent wrap

A

The type of wrap that the partings and bases radiate throughout the panels to follow the cube rather of the head