Tag results for > Hair Chemistry

Articles

Artificial Pigments

Developed Pigments All semi-permanent hair colours contain developed pigments (see image General Ingredients in Semi-Permane ...

Behaviour of Melanin

Eumelanin (dark grey/brown) can be broken down far easier than the red/yellow pheomelanin pigments. Eumelanin pigments are large ...

Bleaching

Bleaching (bibliography 1) involves partial or complete de-colouring of the existing natural melanin content of the hair. The mo ...

Blonde Products

Bleach Bleach does not technically colour the hair but removes existing colour to create a lighter result (see image The Influe ...

Breakdown of Components

(see image General Ingredients found in Permanent Colour) Some colour-building chemicals are found in semi-permanent products, ...

Colouring Product Differences

The modern hairdressing salon today should have all the necessary tools and knowledge required in order to create, with the occa ...

Demi-Permanent Colour

The term demi-permanent refers to a relatively new range of colouring products that combine permanent and semi-permanent technol ...

Form Altering Products

Hair products are constantly being refined. Most of the changes to form-altering products involve improvements to performance or ...

Forming Hair

What is form? Form is all about shape and style, and not about creating a series of uniform curls! The chemical process necessar ...

Forming Processes

The chemistry of curling or relaxing hair in the salon has changed very little in the last 50 or so years. The paragraphs below ...

Hair Structure

A comprehensive knowledge of hair and scalp physiology is required to analyse hair type accurately and choose the correct produc ...

Natural Hair Colour

Understanding the nature of natural hair is an essential part of the process of becoming a hair colouring expert. Hair at the ro ...

Oxidation

Oxidation takes place when an unstable atom loses an electron, thus allowing the atom to form a new compound with another elemen ...

Perm and Straightener Types

A general awareness of the chemical composition of forming products will ensure expert advice in the salon. Hairdressers need to ...

Perm Neutralisers

Most neutralisers contain the oxidising ingredient hydrogen peroxide, though some may include sodium bromate as an alternative. ...

Permanent Colour

Oxidative tints combine three chemical components; alkalising agents and colourless dyestuffs are already present in the colouri ...

Peroxide Conversion

Remember that 3% = 10 volume. Convert volume into percentage by dividing by 10 and multiplying by 3. 30 volume becomes 30 divi ...

pH of the Hair and Scalp

Maintaining the correct pH value of the hair and scalp is essential for the overall health of hair. Hair products can control th ...

Plant-Based Colour

Natural hair dyes have been in use, as far as we know, since ancient Egyptian times when cochineal (a type of red beetle) and he ...

Semi-Permanent Colour

Semi-permanent colouring products typically resist between 4 to 15 shampoos, and this makes them very popular with clients who ...

Images

	Changes to Molecular Structure during a Cold Perm Set?
	General Ingredients found in Demi-Permanent Colour
	General Ingredients found in Permanent Colour
	General Ingredients in Semi-Permanent Colour
	Hand Gestures Identifying Body Language
	Permanent Form: Breaking and Re-forming Disulphide Bonds
	Product Penetration: Semi-Permanent versus Oxidative Colour
	Shade Level versus Development Time for Natural/White Hair
	The Chemical and Molecular Process of Relaxing Hair
	The Molecular Structure of an Atomic Nucleus
	The Molecular Structure of Cysteine
	The Molecular Structure of Keratin
	The Molecular Stucture of Cystine
	The Oxidative Colouring Process in Hair