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Wet rubbing fastness improver DS-RB

CLASSIFICATION

Product name

Wet rubbing fastness improver DS-RB

Wet rubbing fastness improver DS-RB is a waterborne polyurethane poly-cationic compound, It has excellent wet friction fastness effect that can obviously enhance the fastness for direct dye, reactive dye, sulfur for dark cellulose fiber dyeing process. Particularly for the dark wet rubbing fastness like the dark black, scarlet red and turquoise DS-RB can get improved up to 2 or 3 grade of fastness
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Product description

Wet rubbing fastness improver DS-RB

Wet rubbing fastness improver DS-RB is a waterborne polyurethane poly-cationic compound, It has excellent wet friction fastness effect that can obviously enhance the fastness for direct dye, reactive dye, sulfur for dark cellulose fiber dyeing process. Particularly for the dark wet rubbing fastness like the dark black, scarlet red and turquoise DS-RB can get improved up to 2 or 3 grade of fastness

 

Product property:

1/Never destroy the fastness of dyed fabrics

2/It can be used to fix color after dyeing with cellulose fiber reactive dyestuff, and has excellent effect of improving the fastness to wet rubbing, which can be increased by 2- 3 grade and is up to above 3 grade.

3/Neither effect on the fastness exposed to the sun. Nor effect on the color and the fastness exposed to the sun. Feel soft to the touch of the fabric,

4/Environmentally products, free of APEO, DMF, formaldehyde, organic halides and heavy metals

 

Chemical and physical properties:

ItemWet rubbing fastness improver DS-RB

Appearance: light yellow to yellowish transparent Solution

PH Value:4.0±1.0(1%deionized water)

Ionicity: cations

CompatibilityCompatible with cationic, non-ionic products,  Good acid stability; Incompatible with anionic products: Soluble with water

Storage: Stored at 5-50 ℃ for 12 months

 

Applied range:

Suitable for improving wet rubbing fastness for direct, reactive, sulfur dyes dyed on cellulose fibers

 

Application:

Impregnation (for Denim washing)

Wet rubbing fastness improver DS-RB

4-8%o.w.f.Adjust according to chromaticity

Silicon oil 2-8%o.w.f.In accordance with client’s requirement of hand-feel of fabric applied

Bath ratio1:10-20

Ph value≤7

Rotor drumRoom temperature×20-30min for dry at 100120

 

Dip rolling process (recommended process)

Wet rubbing fastness improver DS-RB 30-50g/l silicone oil 20-80g/l bath ratio: 1: 10-20 Ph: ≤ 7?

Process:

One dip and one rolling

Take-up 70-80 Drying: At 100-120

Finished: 150-160×90sec

 

Notice

1/The prepared working fluid should be translucent at 25 . Please use it immediately after prepared

2/The trial sampling test should be done well before bulk production, and the above process should be used for reference only.

3/Customers who are required to use silicone oil together that have little effect on fabric fastness after finishing.

 

 

 

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