Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Aqueous liquid dye composition of C.I. reactive blue ZI and caprolactam or N-methyl pyrrolidone

Aqueous liquid dye composition of C.I. reactive blue ZI and caprolactam or N-methyl pyrrolidone

US Patent 4834771 · Granted May 30, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Immersion-nozzle replacement apparatus2020
Pressure tube2001
Pressure tube2001
Granular reactive dye composition and production process thereof1995
Molten steel pouring nozzle1994
Granular type reactive dye compositions and methods for dyeing and printing cell1993
Stabilized aqueous liquid composition of fiber-reactive azo dye: mixture with vi1990
Method of obtaining dyed and finished cellulose fiber materials using reactive m1989
Demineralization of aqueous liquid dye composition1989
Demineralization of aqueous liquid dye composition1989
Aqueous liquid composition of vinylsulfone type reactive dyes in lithium salt fo1989
Aqueous liquid composition of vinylsulfone type reactive dyes in lithium salt fo1989