Processing of pigmented nylon fibers using modified polymers

Details Processing of pigmented nylon fibers using modified polymers Processing of pigmented nylon fibers using modified polymers

D - Textiles, Paper

01

F

D01F 6/80 (2006.01) C08G 69/26 (2006.01) C08G 69/36 (2006.01) C08K 9/08 (2006.01) D01F 1/04 (2006.01)

Patent

CA 2095862

An improved process for melt-spinning a pigmented hexamethylene adipamide fiber from a melt blend of a polymer and a colored pigment wherein the polymer is a random interpolyamide or a block polymer having two different difunctional recurring amide-forming moieties other than those which form hexamethylene adipamide is disclosed along with pigmented hexamethylene adipamide polymer fibers having tenacities greater than 7.5 or even 8 grams per denier.

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