May 2010 – Page 6 – Philippine Tambayan

Dye from Dilau

Dye from Dilau (Yellow)

This is a root plant like ginger. It is used to dye silk and wool – yellow. Boil the roots, add alum

or vinegar, if desired, according to color strength desired.

Its turmeric substance is not soluble in waater, but dissolves easily in either alcohol, alkali, fats

and oils. Turmeric solution fades under the sun.

It gives bright green and brown, light violet red with tin, lime and barium hydroxide.

Turmeric produce yellow color in acid solution and dark reddish brown in alkali.

Source:tekno tulong

Red dye for wood is produced from narra tree. It does not soluble in water but dissolves in

alkali solution such as aluminum hydroxide, alum, wood dust.

The best mordant are metallic mordants — chromium and copper hydroxide; fader with soap.

Narra mordant are used for dyeing wood. Its alcoholic tincture produces dark red color dye in

wood.

Source:Tekno Tulong

(Dark Orange)

Kamala

Substance is taken from the outer seed of bonato which is used as dye.

Use mordant as follows:

4 parts ______ (kamala)

1 part alum

2 parts sodium carbonate (native vanilla)

Rub with small amount of sesame oil

For silk, add:

½-1 part sodium carbonate in boiling water. Soak the silk cloth and dye in boiling water for

2-5 minutes.

Source:tekno tulong

(Red, Light Violet and Chocolate)

The substance where the dye from bangkoro is taken comes from the bark of its roots –

abundant in its third to fourth year of age. No more dyes could be taken when the aged

beyond four years.

The thin roots are the ones useful. When it grows to about half inch, it becomes useless.

The root bark is the source of red dye, the woody part – yellow dye, so that when the root bark

gets woody, the dye is reddish yellow.

Mordants:

red and rose — aluminum

chocolate brown — chromium (acc. to strength of mordant)

light violet to black – iron

source:tekno tulong