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Products
HK J218 Substitute Alkali Soda Ash Substitute for Reactive dyeing

Introduction :

   It is multiple alkali and suitable for reactive dyeing. Replace soda ash and does not contain formaldehyde. It is powder and surmounts the shortage of liquid alkali which is unstable and low fixation because of the lack of sodium.  

 

Specifications: 

Components  Multiple alkali

Appearance    White powder

       Solubility     Easy solved in warm water

 

Characteristics :

1.                Easy application1/8 to 1/10 measure to Soda Ash which means saving labour strength and Storage room.

2.                The fixing performance is slow and stableImprove the leveling problem specially for T.Blue and green color.

3.                Fastness is same as that of Soda Ash.

4.                Reproducibility from the lab to the bulk is excellent.

5.                Environment-friendly.

6.                Save 1/3 cost compared with Soda Ash.

 

Testing Method :

 

When dyeing put the substitute in the machine by twice then measure the pH value then gets the result as following;

      (pH value of the water:7.2)

Dosage

17%

33%

100%

End of dyeing

HK-J218

2.5g/L

PH

11.10

11.80

12.08

11.72

Soda Ash

20g/L

PH

11.05

11.27

11.42

11.11

 

From the data we conclude that substitute has good buffering performance.

The pH value is lower at beginning which improve the leveling.

 

Usage :

 

 

Marks :                                  

1. The dosage is 1/8-1/10 of Soda ash for all depth of shade.

2. In order to match the shade and the depth with that of Soda Ash:

A. 10% additional salt for the lab trial

B. Extend 10—15 min for the lab trial.

C.For bulk trail there is no need for these two factors. 

3. Compared with soda ash. It is easy to wash which improve the  

    fastness.

4. The usage and the procedure are just for reference.

5. Pay attention to the veracity because of the little dosage.

6. Depend on the demand you can extend the fixing time in order to get better purpose. 

   

Procedure for Pad Batch Dyeing

 

Padding Dyes→Dry→Padding Alkali→Steaming100102×30″60″

Dyes

Soda Ash

Substitute

10g/l

NaCL    100g/l

Na2CO3      20g/l

NaCL      100g/l

ALF     2.84g/l

10g/l

NaCL    200g/l

Na2CO3      40g/l

NaCL      100g/l

ALF   5.58g/l

 

 

Packing  :  25 Kg PP Bags.

 

Storage  A shelf life of 6 months stored in cool, dry warehouse