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Method for introducing dyes and other chemicals into a textile treatment system

  • US 6,615,620 B2
  • Filed: 06/25/2001
  • Issued: 09/09/2003
  • Est. Priority Date: 01/13/2000
  • Status: Expired due to Fees
First Claim
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1. A system for introducing a textile treatment material and for treating a textile material, the system comprising:

  • (a) a preparation vessel adapted for placement in fluid communication with a textile treatment system, the preparation vessel also adapted for receiving a textile treatment material and for containing near-critical liquid carbon dioxide or supercritical fluid carbon dioxide at a first set of temperature, pressure and flow conditions;

    (b) introducing means for introducing a solution or suspension of textile treatment material into a textile treatment system; and

    (c) a textile treatment system that is adapted to be maintained at a second set of temperature, pressure and flow conditions controllably independent from the first set of temperature, pressure and flow conditions.

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