Natural Dyes - Lac Extract
Lac is a scale insect - the female infests the stems and twigs of trees of the Ficus family. The hard resinous coating is produced from the plant sap that has been metabolized by the insects.The dye is extracted from the reinsous coating. The resin is known as shellac and lacquer, a protective coating for wood
- Requires an Alum Mordant
- Excellent lightfastness and washfastness on silk and wool
- Shades range from red to purple
- The resin is used in cabinetery, lutherie and protection of wooden works under the name of Shellac.
- Purified shellacs are used in food ( E904) and in pharmacy.
- The colouring agent is isolated from resin to become the ” lac dye ” , more easily used as a dye than the raw resin (it was formerly used but leaves the fibers sticky).