Processes to dye and treat bcf yarn
AssigneeInvista North America S.A.R.L.
InventorsWae-Hai Tung, Ronnie Rittenhouse
Life of this patent
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Abstract
Disclosed are processes for applying dyes, stain blocker and anti-soil compositions on BCF yarns during cable or air twisting processes, or heat setting processes, prior to weaving, knitting or tufting. Further discloses are process for applying dyes, stain blocker and anti-soil compositions on BCF yarns prior to heat setting. The processes forego the need to dye and otherwise treat carpets and other textiles made from the BCF yarn using current methods. Also disclosed are systems, BCF yarns, and carpets made from the BCF yarn treated by the disclosed process.
Claims27
A process for treating twisted bulked continuous filament (BCF) yarn with a dye composition comprising:
- a. providing twisted BCF yarn;
- b. winding said BCF yarn on a take-up reel;
- and
- c. contacting said BCF yarn with said dye composition while said BCF yarn is in motion and prior to said BCF yarn contacting and winding up on said take-up reel
- wherein said BCF yarn is selected from the group consisting of cationic dyeable nylon and polyester.
A process for treating twisted BCF yarn with a dye composition and at least one performance enhancing composition comprising:
- a. providing twisted BCF yarn;
- b. winding said BCF yarn on a take-up reel;
- c. contacting said BCF yarn with said dye composition;
- and
- d. contacting said BCF yarn with a performance enhancing composition prior to said BCF yarn contacting and winding up on said take-up reel, wherein said BCF yarn is in motion while contacted with said dye composition and said first performance enhancing composition.
The process of, wherein said contacting is performed by a device selected from the group consisting of:
- applicator pad, wet-wick, dip-tank, sprayer, and mister.
Dependencies are inferred from the claim text.