Carpet made from fibers spun from acid dye resistant pigmented p

Details Carpet made from fibers spun from acid dye resistant pigmented p Carpet made from fibers spun from acid dye resistant pigmented p

1995-05-22

1996-10-01

Reddick, Judy M.

Stock material or miscellaneous articles

Pile or nap type surface or component

Composition of pile or adhesive

8516, 8531, 8557, 8552, 86371, 524606, 525420, 525421, 525426, B32B 302

Patent

active

055609732

ABSTRACT:
A process for preparing melt spun polymeric fiber made from polymerized amide monomers includes the steps of pigmenting the polymer, incorporating within the polymer sufficient SO.sub.3 H groups or salts thereof to give the polymer a sulphur content of between about 10 and about 160 equivalents per 10.sup.6 grams polymer and thereafter chemically blocking with a chemical blocking agent a portion of amino end groups present in the sulphonated polymer.

REFERENCES:
patent: 3328341 (1967-06-01), Corbin, Jr. et al.
patent: 5108684 (1992-04-01), Anton et al.

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