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Product development > Haircare > Flashcards

Haircare Flashcards

1
Q

Hair keratin is about ______ % cysteine

A

15-20

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2
Q

_______ bonds are formed between cysteine residues in keratin

A

disulfide

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3
Q

Examples of nonionic surfactants used in hair care

A
  • ethoxylates
  • alkyl glucosides
  • polysorbates (ethoxylated sorbitan esters)
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4
Q

Two counter ions that may be present in cationic surfactants

A
  • chloride

- methosulfate

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5
Q

alkyl ether sulfates and alkyl ether sulfonates serve as _________ in shampoo

A

primary surfactants

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6
Q

alkyl glucosides, betaines, and carboxylates generally serve as _________ in shampoo

A

secondary surfactants

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7
Q

Amides, polymers, and PEG ethers generally serve as ________ in shampoo

A

foam and viscosity boosters

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8
Q

Polyquats, silicones, and quays generally serve as _________ in shampoo

A

conditioning agents

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9
Q

Selenium sulfide is used in _______ shampoos

A

anti-dandruff

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10
Q

ingredients like cetearyl alcohol & behenyl alcohol are commonly used together in conditioners as

A

emulsifiers and co-emulsifiers

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11
Q

Examples of holding polymers in styling products

A
  • PVP
  • Acrylates copolymer
  • Polyquat 11
  • Polyquat 4
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12
Q

Examples of plasticizers in styling products

A
  • Glycerol
  • Dimethicone
  • Copolyols
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13
Q

Examples of thickeners in styling products

A
  • Carbomer
  • Waxes
  • Petrolatum
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14
Q

Dimethicone and cyclomethicone in hair products act as

A

dimethicone-emollient

cyclomethicone- solvent

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15
Q

Examples of volatile organic compounds that serve as propellants in hair sprays

A
  • Propane
  • Dimethyl ether
  • HFCs
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16
Q

Examples of volatile organic compounds that serve as solvents in hair sprays

A
  • ethanol

- water

17
Q

Types of resin polymers used in hair sprays

A
  • VA
  • Crotonates
  • Vinyl neodecanoate copolymer
18
Q

Common neutralizer in hair sprays

A

Aminomethyl propanol

19
Q

Common plasticizer in hair sprays

A

Acetyl Tributyl Citrate

20
Q

Keratin reducing agent ingredient in permanent wave formulations

A

thioglycolates

21
Q

Alkaline pH adjuster in permanent wave formulations

A

Sodium hydroxide

22
Q

Base emulsion components in permanent wave formulations

A

cetearyl alcohol and ethoxylates

23
Q

Neutralizer/oxidizer in permanent wave formulations

A

hydrogen peroxide

24
Q

Bleach/Oxidant ingredient in hair dyes

A

hydrogen peroxide

25
Q

Oxidation base intermediate in hair dyes

A

para phenylene diamine

26
Q

Coupler intermediate in hair dyes

A

amino phenol

27
Q

alkaline pH adjuster in hair dyes

A

ammonia

28
Q

Conditioning ingredients in hair dyes

A

quaternary ammonium compounds

Product development (7 decks)

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