Process for desizing and color fading garments
DCFirst Claim
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1. A method for simultaneously desizing and decolorizing a dyed fabric or dyed garment having a sizing and a reducible dye which comprises treating said fabric or garment with an effective amount of reducing agent in an aqueous bath whereby the fabric or garment is both desized and decolorized prior to any subsequent oxidation or bleaching.
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Abstract
A process for desizing an/or color fading of fabrics and garments utilizing a reducing agent. The process is particularly for pretreating fabrics which are subsequently decolorized with oxidizing agents.
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13 Claims
- 1. A method for simultaneously desizing and decolorizing a dyed fabric or dyed garment having a sizing and a reducible dye which comprises treating said fabric or garment with an effective amount of reducing agent in an aqueous bath whereby the fabric or garment is both desized and decolorized prior to any subsequent oxidation or bleaching.
- 9. A method for decolorizing a fabric or garment having a reducible dye which comprises tumbling said fabric or garment with an effective amount of absorbent stones containing a reducing agent to cause decolorization prior to any subsequent oxidation or bleaching.
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12. A method for decolorizing a fabric or garment which comprises treating said fabric or garment with an effective amount of reducing agent in an aqueous bath at a temperature about 120°
- to 180°
F. to cause desizing prior to any subsequent oxidation or bleaching. - View Dependent Claims (13)
- to 180°
Specification