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US 2024/0239955 A1Published application
Blended textile composition with improved dyeing properties
AssigneeParkdale Incorporated
InventorsRobert A. USHER, JR., Julia R. LOGAN
Life of this patent
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Abstract
A copolymer composition with advantages for textile fibers, yarns, blended yarns, fabrics, and garments and methods for making and using the same are disclosed. The copolymer composition may comprise 84-86% terephthalic acid, 13-16% ethylene glycol, 0.5-1.5% caprolactone monomer, 0.1-2% pentaerythritol and/or 0.5-2% polyethylene glycol.
Claims27
A method of spinning a polyester copolymer filament, the method comprising:
- polymerizing terephthalic acid, ethylene glycol, caprolactone monomer, pentaerythritol, and polyethylene glycol to form a polyester copolymer melt;
- and
- spinning the polyester copolymer melt into the polyester copolymer filament.
5-8. (canceled)
11-22. (canceled)
A method of forming a dyed yarn, the method comprising:
- dyeing a yarn blended from cotton and textured polyester copolymer staple fibers,
- wherein the yarn comprises from about 10 to about 90% cotton;
- and
- wherein the textured polyester copolymer staple fibers comprise terephthalic acid, ethylene glycol, caprolactone monomer, pentaerythritol, and polyethylene glycol.
1 more element
25-28. (canceled)
33-36. (canceled)
A textile composition comprising:
- terephthalic acid;
- ethylene glycol;
- caprolactone monomer;
- pentaerythritol;
- and
- polyethylene glycol.
3 more elements
39-42. (canceled)
50-75. (canceled)
Dependencies are inferred from the claim text.