Dedication vi
Foreword vii
Preface viii
Acknowledgements ix
Introduction of the Book x
Chapter 1 1
Thermal Hair Straightening (Hair Pressing) 1
Learning Objectives 2
Introduction of Thermal Hair Straightening 3
History of Thermal Hair Straightening 3
Misconceptions of Good and Bad hair 4
Thermal Hair Straightening 5
What is Thermal Hair Straightening
(Hair Pressing?) 5
Factors to be Considered Before the Hair
Pressing Treatment 8
Hair Texture 8
Hair Porosity 9
Condition of Hair 9
Condition of Scalp 9
Normal Scalp 9
Flexible Scalp 9
Tight Scalp 10
Types of Hair Presses 10
Hard Press 10
Medium Press 11
Soft Press 12
Modern Pressing Comb 13
Tempering The Pressing Comb 13
Testing for Heat of pressing Comb 14
Hair Pressing Procedure 14
Safety Rules For Hair Pressing 18
Notes about Hair Pressing 19
Summary 21
Review Quiz 22
Chapter 2 23
Thermal Curling 24
Learning Objectives 24
Introduction 25
History of The Marcel Curling Iron 25
Construction of the Marcel Iron 27
Holding And Manipulating the Curling Iron 27
Testing for Temperature of Curling Iron 28
Types of Thermal Curls 29
Croquignole or Figure Eight Curl 29
Figure Six Curl 33
Barrel curl 35
Spiral Curl 36
Safety For Thermal Curls 43
Summary 44
Review Quiz 44
Chapter 3
Sodium Hydroxide 45
Chemical Hair Relaxing
(Chemical Hair Straightening) 46
Learning Objectives 46
Introduction 47
Reaction Of Sodium Hydroxide
on the Hair Shaft 47
pH Scale 48
Sodium Hydroxide Content 49
Factors To Be Considered Before
relaxing Hair 50
Analyzing The Hair 50
Hair Structure : 50
Condition Of The Hair And Scalp 51
Elasticity Of Hair 52
Artificially Treated or Virgin Hair 52
Client's Health 52
Hair Conditioners 52
Age of The Client 53
Client's Life Style 53
Types Of Sodium Hydroxide Relaxers 54
Base Relaxer (Straightener) 54
No-Base Relaxer 55
Strengths of Sodium Hydroxide Relaxers 55
Regular Strength 55
Super Strength 55
Strengths Of No-Base
Sodium Hydroxide relaxers 55
Mild Strength 55
Regular Strength 55
Super Strength 55
Application Of
Sodium Hydroxide relaxers 56
Virgin Application 56
Virgin Procedure 57
Pre-Strand Testing Procedure 65
Sodium Hydroxide relaxer
Retouch Application 66
Sodium Hydroxide Texturizing Process 68
Sodium Hydroxide
chemical Texturizer Procedure 68
Spot Relaxing : 70
Safety Precautions for
sodium Hydroxide relaxers 70
Summary 71
Review Quiz 72
Chapter 4
Ammonium Thiogycolate Relaxers And Soft 73
Permanent Waving For Overly-Curly Hair 74
Learning Objectives 74
Introduction 75
Ammonium Thiogycolate Relaxers 75
Strengths Of Thiogycolate Relaxers 76
Mild 76
Regular 76
Super 76
Maximum Strength 76
Factors to be considered
before the Thiogycolate
Relaxer Is Given 76
Analyzing The Hair 76
Structure Of The Hair 76
Condition Of The Hair 77
Elasticity Of The Hair 77
Virgin Hair Or Artificially Treated Hair 77
Client's Health 77
Hair Conditioners 77
Age Of Client 77
Procedure for a Virgin Thiogycolate relaxer 78
Procedure For Thiogycolate Relaxer Retouch 82
Soft Permanent Wave For Overly-Curly Hair 82
Virgin Soft Permanent Wave Procedure 82
Soft Permanent Wave Retouch 88
Safety Rules For Thiogycolate
Relaxers And Soft permanent Waves 88
Summary 89
Review Quiz 90
Chapter 5
Answers To Quiz 92
Thermal Hair Straightening 92
Thermal Curling 92
Sodium Hydroxide Chemical Hair Relaxing 93
Ammonium Thiogycolate Hair Relaxing
and Soft Permanent Waving 94
Glossary 95
Index 107
Bibliography 110 |