CPC D06P 1/228 (2013.01) [D06B 21/00 (2013.01); D06B 23/02 (2013.01); D06B 23/021 (2013.01); D06B 23/023 (2013.01); D06B 23/16 (2013.01); D06B 23/18 (2013.01); D06P 5/02 (2013.01); D06B 1/02 (2013.01); D06B 1/14 (2013.01); D06B 5/06 (2013.01); D06B 19/0005 (2013.01); D06B 19/0094 (2013.01)] | 17 Claims |
1. An apparatus for indigo dyeing of textile products comprising:
a dye application chamber having an inert and anaerobic atmosphere for receiving an undyed deoxygenated textile product, the dye application chamber having an anaerobic atmosphere and a leuco-indigo dye applicator which applies a leuco-indigo dye solution onto the undyed deoxygenated textile product to form a leuco-indigo dyed textile product;
a purification system to control oxygen content of the inert and anaerobic atmosphere of the dye application chamber; and
roller seal assemblies positioned at least at inlets and outlets of the dye application chamber so as to maintain the inert and anaerobic atmospheres therewithin so that the leuco-indigo dyed textile product is discharged from dye application chamber into an oxygen-containing atmosphere whereby the leuco-indigo dye applied to the textile product is oxidized to thereby form an indigo dyed textile product.
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