Technical Information

Rockytan RD

Retanning

Syntans & Auxiliaries

 

 

Rockytan RD has a very good filling action particularly on loose parts of the skin. If used for Suede and Nubuck, it imparts a nice nap and can be dyed to brighter shades.

 

 

 

 

Properties

 

Appearance

Pale beige powder

 

Ionity

Anionic

 

Nature

Melamine condensation

 

PH (1:10 solution)

8 ± 0.5

 

Safety

According to our best experience, it hasn’t any harmful effect on health. For more information refer to MSDS.

 

Storage Conditions

Store in a cool, dry, well-ventilated area (15-25°C), out of direct sunlight.

 

Packing

25 Kgs PE bags

 

 

 

 

Application & Recommendation

 

 

 

 

 

 

 

 

 

 

 

Rockytan RD is a retanning agent being suitable for all kinds of leathers .Owing to anionic power, it is compatible towards all tanning, dyes , as well as anionic additives and vegetable tannins.

Rockytan RD improves fluffing, being therefore suitable to be employed to treat Nubuck and velvet leathers.

Rockytan RD is easily soluble in hot and cold water, producing a limpid slightly alkaline solution. Its stability can not be guaranteed in pH lower than 3. Therefore, it is recommended to employ it only after neutralization.

 

 Recipe

Retanning of Cowhide wet blue/shoe upper leather

150% water             40C°

3% chrome

5% Rockytan RAL    run 90 mins . drain. Rinse

Neutralization:

150%water 35C°

1% sodium formate   run 30 mins

2%Rockytan TAK      run 90 mins     check pH.  It should be about   4.5-4.8.drain. wash

100% water                35C°

4%Rockytan RD        run 60 mins

X% dyestuff               run 30 mins

15Rockytan RD

2%Mimosa extract    run90 mins

50% water   60Cº

2%Rockol 710

2%Rockol RSL

1%Rockol LN-918

0.5% Rockol RCA       run 60 mins

1.5%formic acid          run  30 mins

 

 

Note

 

 

According to our best knowledge and technical experiments, the above data is true and accurate. Regarding to variety of consumption procedures, it is recommended to evaluate the information before use.

 

 

 

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P.O.Box: 15815 / 3736

e-mail: info@rockchemie.com

Tel: +98 (21) 88843227 - 8           Fax: +98 (21) 88826168