an introduction to colour
TRANSCRIPT
AN INTRODUCTION TO COLOUR
Theresa Ingram 2005
COLOURING PRODUCTS
COLOURING PRODUCTS AVAILABLE
TEMPORARY COLOURS
SEMI PERMANENT COLOURS
QUASI COLOURS
PERMANENT COLOURS
TEMPORARY COLOURS
Coloured mousse, coloured setting lotions, coloured hair mascara and coloured sprays.
Used for one off temporary effect Contain large colour molecules that sit on
the cuticle not entering the cortex Applied to wet or dry hair, styled as
normal and washed out same day.
TEMPORARY COLOURSMEDULLA
CUTICLE SCALES
COLOUR MOLECULES
CORTEX
SEMI PERMANENT COLOURS
Longer lasting than Temporary Colours. Covers up to 30% of grey hair. Advantage of both colouring and
conditioning the hair. Applied to wet shampooed hair. Lasts for 4-8 shampoos. Slightly smaller molecules than
temporary Colours that sit on the cuticles therefore taking longer to wash out.
SEMI PERMANENT COLOURS
When development time has been reached, rinse and condition.
SEMI PERMANENT COLOURS
MEDULLA
CUTICLE SCALES
COLOUR MOLECULES
CORTEX
QUASI PERMANENT COLOURS
Quasi’s are in between Semi and Permanent Colouring.
Mixed with a very low strength of Hydrogen Peroxide. 1.9% & 4%
Applied to wet or dry hair. Lasts for between 18-24 shampoos Contain a mixture of large and small colour
molecules. The smaller ones penetrating the cuticle, sitting just inside the cortex.
Same depth, changing tone and darker colouring
Does not lift hair!
QUASI PERMANENT COLOURS
When applied to washed hair, rinse and condition as normal.
When applied to dry hair shampoo and condition as normal.
QUASI COLOURSMEDULLA
CUTICLE SCALES
COLOUR MOLECULES
CORTEX
PERMANENT COLOURS
Permanent with possible fading. Mixed with Hydrogen Peroxide ranging
from 10vol to 40vol depending on colour result and base shade you are working on.
Applied to dry clean hair. Contain small colour molecules that
penetrate the cuticle and swell to become trapped in the cortex.
Can lighten hair up to 3 shades, covers 100% white
PERMANENT COLOURS
After development time, remove by rinsing and shampooing twice, then finish with an anti oxy conditioner to close down the cuticle scales.
PERMANENT COLOURSMEDULLA
CUTICLE SCALES
COLOUR MOLECULES
CORTEX
HEALTHAND
SAFETY
HEALTH AND SAFETY
All Quasi and Permanent Colours require a skin test 24 - 48 hours prior to process.
Always use your PPE. Always follow manufacturers Instructions
and Guidelines.
COSHH Control of Substances Hazardous to
Health Can you think of some examples of
chemicals we work with that this act may apply to?
Some products you may be working with
• COLOUR-Para dye and ammonia• PEROXIDE-hydrogen peroxide• PERM LOTION-thioglycolic compounds• NEUTRALIZER-hydrogen peroxide• BLEACH-air borne particles
• CONTACT-with skin and eyes
• ABSORPTION-through skin surface
• INHALATION-breathing in particles
• INGESTION-directly or with contaminated hands
What are the risks?
How do we avoid the risk
• Always use PPE• Gown clients correctly• Dispose of chemicals safely• Re-seal all containers • Replace lids• Clear up splashes and spillages• Always wash hands after contact
Any Questions
?