Dyed textile article and dye bath assistant

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United States of America Patent

PATENT NO 7967873
SERIAL NO

11392278

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Abstract

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A dyed textile article. The dyed textile article includes a synthetic fiber substrate and a dye affixed to the substrate in a dye process that includes a using a dye assistant having an amidic nitrogen adjacent to an aromatic ring. The dye assistant may be N-methyl formanilide. The substrate of the present inventions may be a variety of substrates and is most preferably an aromatic polyamide. The present inventions also include a dye bath and a method of dyeing using a dyeing assistant having an amidic nitrogen adjacent to an aromatic ring.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
Bozzetto, Inc.GREENSBORO, NC, US1

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Guthrie, Darrin McBane Snow Camp, US 2 1

Cited Art Landscape

Patent Info (Count) # Cites Year
 
INVISTA NORTH AMERICA S.A.R.L. (1)
* 5250245 Process for preparing polyester fine filaments 26 1993
 
SPRINGFIELD LLC (1)
* 5207803 Method for dyeing aromatic polyamide fibrous materials: N,N-diethyl(meta-toluamide) dye carrier 12 1990
 
HUNTSMAN INTERNATIONAL LLC (1)
* 2005/0155,163 Dye mixtures 3 2004
 
STOCKHAUSEN, INC. (1)
4780105 Composition for dyeing material of synthetic aromatic polyamide fibers: cationic dye and n-alkyl phthalimide 13 1987
 
SOUTHERN MILLS, INC. (4)
4705527 Process for the printing of shaped articles derived from aramid fibers 19 1986
4981488 Nomex printing 27 1989
5215545 Process for dyeing or printing/flame retarding aramids with N-octyl-pyrrolidone swelling agent 17 1992
6840967 Dye diffusion promoting agents for aramids 8 1994
 
BURLINGTON INDUSTRIES, INC. (1)
4812139 Dyed polyester fabrics with improved lightfastness 64 1988
 
BGB STOCKHAUSEN GMBH (1)
6551362 Composition for dyeing material of synthetic aromatic polyamide fibers comprising a cationic dye and novel dye assistant 1 2001
 
KOS LIFE SCIENCES, INC. (1)
6645468 Medicinal aerosol formulation 21 2002
* Cited By Examiner

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