Chemical Hair Relaxing Flashcards Preview

Chemical Hair Relaxing > Chemical Hair Relaxing > Flashcards

Flashcards in Chemical Hair Relaxing Deck (56)
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0
Q

Name the two general types of hair relaxers.

A

A. Ammonium thioglycolate

B. Sodium hydroxide

1
Q

List two other names for chemical hair processing?

A

A.hair relaxing

B.hair straightening

2
Q

What is the two main differences between the two types of relaxers?

A

Thio requires shampooing before & sodium hydroxide you do NOT shampoo before.

3
Q

What is the pH of sodium hydroxide hair relaxer?

A

10-14pH

4
Q

What is the protective cream for the scalp and previously straightened hair?

A

Petroleum cream (not jelly)

5
Q

List the two types of sodium hydroxide hair straightener.

A

A. Base ( protective cream on scalp)

B. No base ( protective cream around the perimeter of scalp)

6
Q

What takes place during the processing phase of hair straightening.

A

When chemical relaxer is applied the hair begins to soften, the chemical penetrates the hair to loosen and relax its natural curl

7
Q

Which of the two hair straighteners used professionally is less drastic?

A

Ammonium thioglycolate

8
Q

List the two other names for the neutralizer.

A

A. Stabilizer

B. Fixative

9
Q

What two functions does the neutralizer perform during the hair straightening process?

A

Reforms the cystine (sulfur) cross bonds & re hardens the hair.

10
Q

What step must be taken before relaxing hair that has been damaged by heat appliances or other chemicals?

A

A series of reconditioning treatments

11
Q

How is the strength of the relaxer used determined?

A

Relaxer test

12
Q

A chemical hair straightener should never be done on hair that has been treated with what?

A

Lighteners or metallic dyes

13
Q

List four conditions that could show up during the scalp exam that would prevent any type of chemical hair relaxer from being used.

A

Eruptions, scratches, contagious condition, or abrasions

14
Q

List four tests that must be done before starting a hair straightening.

A

A. Scalp exam
B. Finger test (porosity)
C. Pull test (elasticity)
D. Relaxer test

15
Q

List two things that should not be done immediately prior to a hair straightening.

A

Shampooing (before sodium hydroxide relaxer) or thermal appliance treatments

16
Q

What type of conditioner is used before relaxing over-porous hair or slightly damaged hair.

A

Protein filler

17
Q

Which bonds in the cortex layer of the hair must be broken in order to chemically relax overly curly or wavy hair.

A

Cystine / disulfide / sulfur bonds

18
Q

How is the hair held in the straight position during the processing and neutralizing phases of chemical hair processing?

A

Heavy cream

19
Q

How is the hair relaxer applied to the hair shaft?

A

It’s laid upon the hair w/ the back of the comb

20
Q

Where should you start applying the chemical hair relaxer?

A

On the shaft

21
Q

List four areas that the hair relaxer must not come in contact with as its being applied.

A
Ears
Scalp
Skin
Hair ends
(1/2" from ends and scalp)
22
Q

What area of the hair shaft does not receive the relaxer when it is first being applied?

A

The ends

23
Q

Which two areas is the hair relaxer applied to last?

A

The ends

Front hair line

24
Q

What type of comb is used for spreading out the hair relaxer?

A

Wide tooth comb

25
Q

What temp of water must be used for rinsing out the hair relaxer?

A

Warm / tepid, not hot or cold

26
Q

While rinsing the relaxer from the scalp, the water must be directed away from what?

A

The scalp

27
Q

What type of shampoo is recommended after a hair relaxer?

A

Cream

28
Q

What position should the hair be kept in while it is being neutralized?

A

Straight position

29
Q

When may a colored rinse be applied?

A

Following the application of a stabilizer or shampoo

30
Q

Where should the hair relaxer be applied during a retouch?

A

To the new growth only

31
Q

What type of shampoo is used before relaxing the hair with a thio type hair relaxer?

A

A neutral shampoo or acid balance

32
Q

List the three steps used to rinse out a thio type hair relaxer.

A

A. Rinse about 50% of the relaxer with warm water
B. Comb the hair smooth and straight for about 5 min w/ remaining relaxer
C. Rinse remaining relaxer thoroughly from hair, keeping it straight and smooth

33
Q

What is the next step after rinsing out a thio type of hair relaxer?

A

Apply a stabilizer or neutralizer fixative

34
Q

What is the main consideration when doing a hair relaxer for a chemical blowout?

A

Do not over relax the hair

Process it for only 40% of the time

35
Q

When doing a chemical hair blowout, when is the best time to cut the hair?

A

Once the hair is dried

36
Q

What is the active ingredient in a soft curl permanent?

A

Ammonium thioglycolate

37
Q

List five chemical services that would prevent you from using a soft curl permanent wave.

A
Bleached
Tinted
Sodium hydroxide 
Colored w metallic dye
Or compound henna
38
Q

What should you do if any chemicals should run into the eyes?

A

Flush eyes with water and refer client to the doctor

39
Q

A soft curl permanent wave requires doing what two procedures

A

A. Relaxer (straightener)

B. Permanent wave

40
Q

What should be applied to the hair daily to maintain a soft curl permanent wave?

A

Activator or conditioner

41
Q

What should be used to arrange the hair when it is wet after a soft curl permanent wave?

A

Lifting pick

42
Q

What type of comb should not be used immediately before or after a relaxing treatment?

A

Brush or fine tooth comb

43
Q

What type of chemical cross bond is formed by the neutralizer from a sodium hydroxide hair straightener?

A

Lanthionine bond

44
Q

Which type of hair relaxer should be postponed if the hair has been recently shampooed?

A

Sodium hydroxide

45
Q

The two chemicals employed in chemical hair straightening are the chemical hair processor and the what

A

Stabilizer

46
Q

If the water applied to chemically straightened hair is too hot, it could cause the hair to what

A

Revert

47
Q

To keep the hair from tangling after chemical processing, it should be what..

A

Restructured

48
Q

When giving a chemical blow out, the Afro-comb is used to comb the hair

A

Upwards and slightly forward

49
Q

The chemical processor is spread with the what

A

Back of the comb

50
Q

Ammonium thioglycolate relaxers have a pH range of

A

9.2-9.6

51
Q

Sodium hydroxide straighteners have a pH range of what

A

10-14

52
Q

Most thio type neutralizers have a pH range of

A

5.0-6.0

53
Q

Before starting a hair straightening treatment always consult with the client to find out what

A

What products they have used on their hair

54
Q

Which bonds of the hair must be broken and reformed in order to permanently relax the hair

A

Cystine/ sulphur

55
Q

Overlapping of the relaxer products can cause what

A

Hair breakage