Textiles

cellulose fibres come from plant materials, they include things like- cotton, linen, hemp and rayon

protein fibres come from animal materials, they include things like wool and silk

Manufactured fibres are man-made, they include things like acrylic, viscose and nylon

tints are colours mixed with white, shades are colours mixed with black

Primary colours are red, blue and yellow, Secondary are orange, violet and green, tertiary are in between the other colours such as yellow-green, blue-violet or orange- Red

hue = colour family

Value = lightness or darkness

Saturation = Brightness or intensity

direct dyes are not as washfast as other dyes, they dye cellulose fibres

direct dye brands- Aljo cotton&Rayon, iDye Natural

Natural dyes are not chemically derived like the others, they dye natural fibres

Acid dyes dye protein fibres

Acid dye brands - Ciba Acid dyes, Aljo Batik silk and wool dye

Union dyes are a mixture of acid, direct and sometimes disperse dyes

Union dye brands - Dylon, Rit, Tintex

Disperse dyes dye synthetics

Disperse dye brands - Rit DyeMore, iDye Poly, Aljo Acetate-Nylon

Where to buy dyes

N.K. Jeffersons - Dylon, Tintex

Gwartzmans in Toronto - Bulk Dylon

Hollynorth - Rit

Micheals - Rit

Fabricland - Rit

Maiwa, Vancouver - Ciba Acid dye, iDye Natural

Aljo (online) - Aljo Batik Silk and Wool Dye, Aljo Cotton & Rayon Dye

Opus - iDye natural

G&S dyes (Toronto) - iDye Natural in bulk

Basic weaving

warp goes up and down, weft goes side to side

the straight grain is the direction of the warp, the cross grain is the direction of the weft and the true bais is fully on the diagonal

Discharge

means to take colour away

Agents:

Bleach

  • destroys silk and damages wool

  • available from grocery stores

    A bleach neutralizer is needed to stop the harmful effects of bleach after it does its job

  • use sodium metabisulphite, sodium thiosulphate,sodium sulfite, 3% hydrogen peroxide or ascorbic acid mixed with water

thiourea dioxide (jacquard paste)

  • for silk and protein fibers

sodium hydrosulphite (Tintex and Rit colour remover)

  • available from dye suppliers and chemical suppliers

“discharge paste” usually sodium hydrosulphite

Potassium permaganate

  • remove indigo specifically and makes things brown, it is discharged by citeric acid

  • full strength- ½ cup PP in warm water to dissolve, add to total 3 gallons of water, dilute as desired

  • because of its other uses Potassium permanganate can only be bought at Xnex labs with a letter from the production company about how it will be used