Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber
Patent
1996-05-10
1998-11-03
McCamish, Marion E.
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Rod, strand, filament or fiber
428364, 428395, 428398, 428 85, 428 97, D02G 300
Patent
active
058305726
ABSTRACT:
Producer-colored nylon fibers which are stain-resistant to acid dyes are made by adding pigment to nylon copolymers containing 0.25-4.0 percent by weight of an aromatic sulfonate or an alkali metal salt thereof. In addition process advantages relating to the use of the same copolymers in making pigmented nylon fibers are also disclosed.
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Anton Anthony
Parmelee William Paul
Pearlman Paul Sheldon
Sauerbrunn Linda Hoeflich
Scholler Diane Marie
E. I. Du Pont de Nemours and Company
Gray J. M.
McCamish Marion E.
Schaeffer Andrew L.
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