Fiber-forming polyamide composition containing polyamide and a s

Details Fiber-forming polyamide composition containing polyamide and a s Fiber-forming polyamide composition containing polyamide and a s

1998-11-12

2000-10-17

Sellers, Robert E. L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

528295, C08L 7706, C08L 6702

Patent

active

061333824

ABSTRACT:
A fiber-forming polyamide composition contains a fiber forming polyamide and a sulfonated polyester concentrate, the concentrate disabling and dye sites in the polyamide so that fibers formed from the composition will have enhanced stain and soil resistance. The sulfonated polyester concentrate contains a reagent, preferably an alkali metal salt of 5-sulfoisophthalic acid, and thermoplastic polyester, preferably one or more of PET, PTT, PBT, PETG and poly(ethylene terephthalate-co-isophthalate).

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