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US 6,582,479 B1Granted
Dye composition, dyeing apparatus and dyeing method
OwnerJohn E. Tateinventor
Life of this patent
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Abstract
A dye composition of 99.7% pure glycerin and press cake dye is provided along with an apparatus and method of use for the same. The apparatus sets the dye composition into polyester yarns by heating the composition to 160-190° C. and then cooling the composition to 100-140° C. Prescour, dye scour and post scour vessels are provided to facilitate the dyeing process. The fluids used in the apparatus and process are recycled by recycling units.
Claims7
A composition for dyeing a textile structure, said composition comprising:
- glycerin, said glycerin being greater than 99% pure and a dye, said dye comprising between 0.1 gram and 4.0 grams of dye per liter of glycerine.
Dependencies are inferred from the claim text.