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Method of bleaching dyed cotton garments

  • US 4,961,751 A
  • Filed: 04/29/1988
  • Issued: 10/09/1990
  • Est. Priority Date: 04/29/1988
  • Status: Expired due to Term
First Claim
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1. The method of bleaching dyed, oxidizing agent-bleachable cotton garments, comprising tumbling said garments in damp condition with reuseable preformed solid pellets of limited porosity comprising a substantially water-insoluble abradable aggregate material formed from a self-curing mineral cement or from a mineral filler and a binder therefor, said pellets containing a finely-divided particulate oxidizing bleaching agent embedded in and surrounded by said aggregate material, the surfaces of said pellets wearing away to gradually release the bleaching agent as the pellets are tumbled with the garments.

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