HTFIX NRS

(Acid dye fixing powder)

 

Main composition

-- Sulphonate condensation polymer.

 

General properties

--Appearance:                      power

-- pH:                                  7-9

-- Solubility:                         easily soluble in water

-- Stability:                           stable to alkali, electrolytes, hard water and weak acid

 

Properties and fields of application

-- Sharply improves soaping and perspiration fastness of fabrics after treatment.

-- Available in same bath of dyeing and fixing that shortens process.

-- Negligible influence on shades and hand feels.

-- Efficiently prevents white substrate staining.

-- Concentrated products that can dilute to 3-5 times.

 

Application

-- High concentration product and can be diluted 3-5 times.

-- Dye fixing of fabrics with acid/metal complex dyestuffs.

Pale shades:                      1-2% (O.W.F)

Medium shades:                2-3% (O.W.F)

Deep shades:                     3-4% (O.W.F)

Bath ratio:                         1: 15-20

pH:                                  4-6

Temperature & time:          80℃× 20 min

Procedure:

Dyed fabrics → Add diluted HTfix NRS and adjust pH to 4-6 with acetic acid → Heat to 80℃ and retain 20 min → Drain and rinse → Dry

 

Packing and storage

-- Packing:                           25 kg/bag

-- Storage:                           6 months in sealed packing at room temperature