KATAFIX-RD | Formaldehyde Free Dye-Fixing Agent

Katafix-RD is a superior dyefixing agent to improve fastness properties of reactive dyes and direct dyes. Reactive dyes or printed material treated with Katafix-RD does not show any deterioration of light fastness properties. Katafix-RD is a concentrated product and is formaldehyde-free. Katafix-RD can be applied by exhaust as well as pad application.

1.Exhaust application

0.5 - 1.5% Katafix-RD

pH 5-5.5, temperature 35-40 deg.C, treat for 15-20 mins

2.Pad application

5-15 g/l Katafix-RD

pH 5-5.5, pick up 60-70% 

dry at 150-160 deg.C

Removal of a dye-fixing agent from dyed fabric:

Take 0.5-1% Celldet-R and treat the dye-fixed fabric at 95 deg. C for 20-30 min and drain the bath.

Cold wash for 10 min and drain.

Adjust the bath pH 4.5-5.0 using acetic acid and run for 5 min to ensure the

• bath pH : 4.5-5.0 then add
• 2.0-3.0% : Saragen-SO
• 1.0-1.5% : Sarakol-RDL

Treat at 85-90 deg. C for 20-30 min and drain the bath.

Hot wash at 70 deg. C for 10 min and drain the bath.

Cold wash for 10 min and drain.

Instructions for Dilutions:

Procedure to prepare 25% Katafix-RD

1. . Take 50 parts of Katafix-RD. 

2. To this, gradually add 50 parts of DM water at 25-30*C under stirring 

3. Continue stirring at 250-300 rpm for 15-20 min. using turbo stirrer to obtain homogenous solution  

Storage : Store in cool, ventilated shed away from heat and direct sunlight.Storage temperature should not exceed 35 deg C.Close lids firmly to avoid contact with air and moisture. 

Shelf Life : 9 months from the date of manufacturing, if stored under controlled conditions.