Ahmed A.M. Abdelgawad

4 Questions 6 Answers 0 Followers

Questions related from Ahmed A.M. Abdelgawad

Why does k/s actually decrease when it must be increased by a change of H in benzene ring by substituent likes CH3 ,OCH3 , Cl, and NO2?

Under the following conditions mono azo disperse dyes were applied to polyester: The dyeing bath was settled at 40- 60ºC by adding the calculated volumes of dispersing agent ( Ejanal , 1g /l ),...

19 August 2014 1,810 4 View

How can I calculate the total color difference according to CIELAB?

08 August 2014 3,856 4 View

Why does k/s actually decrease when it must be increased by a change of H in benzene ring by substituent likes CH3 ,OCH3 , Cl, and NO2?

Under the following conditions mono azo disperse dyes were applied to polyester: The dyeing bath was settled at 40- 60ºC by adding the calculated volumes of dispersing agent ( Ejanal , 1g /l ),...

08 August 2014 9,240 4 View

Why the color strength (K/S) for dye on polyamide (Nylon 6) is greater than the same dye on polyester?

08 August 2014 5,035 5 View