Dyeing method for 100% polyester spun polar fleece made from wool as raw material

Dyeing method for 100% polyester spun polar fleece made from wool as raw material

  • CN 1,814,909 B
  • Filed: 01/20/2006
  • Issued: 05/09/2012
  • Est. Priority Date: 01/20/2006
  • Status: Active Grant
First Claim
Patent Images

1. one kind is the colouring method of the polar fleece product of raw material with the wool, it is characterized in that comprising pre-treatment and staining procedure, in pre-treatment step, with 0.5-1.0 grams per liter soda ash the pH value is adjusted into 7.5-8.5, and temperature is 50-60 ℃

  • , and temperature retention time is 8-15 minute;

    In staining procedure, the pH of adjustment dye bath earlier value is 6-7, adds ACID DYES and auxiliary agent then;

    35-45 ℃

    of operation 5-15 minute, heat up with 0.5-1.5 ℃

    /minute speed, insulation is 20-35 minute in the time of 50-65 ℃

    ;

    Be warming up to 90-100 ℃

    more at the same rate;

    Be incubated 30-45 minute, be cooled to 40-60 ℃

    at last at the same rate, after the discharge opeing with hot water and cold water washing.

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