Acid Dyes for Wool

 

When dyeing wool, acid dyes are the established industry standard. No other dye class matches the combination of vibrant color, application simplicity, and reliable fastness that wool demands.

INNO CHEM can supply following items meeting ZDHC,Bluesign,OEKO-TEX class|environmental standard.

 
  • Acid Yellow 11

    PRODUCT NAME: Acid Yellow 11
    TYPE: Acid Dyes for Wool
    CAS NO: 6359-82-6
    MOQ: 25KG
    PACKAGE: Carton

  • Acid Red 1

    PRODUCT NAME: Acid Red 1
    TYPE: Acid Dyes for Wool
    CAS NO: 3734-67-6
    MOQ: 25KG
    PACKAGE: Carton

  • Acid Black 24

    PRODUCT NAME: Acid Black 24
    TYPE: Acid Dyes for Wool
    CAS NO: 3071-73-6
    MOQ: 25KG
    PACKAGE: Carton

 
Your Professional Acid Dyes For Wool Supplier

INNO-CHEM is a professional manufacturer and exporter of dyes, chemicals, textile auxiliaries, and TPU films in China. Our main products include disperse, reactive, acid, direct, vat, solvent, and cationic dyes, as well as dye intermediates and specialty chemicals. These products are widely used in textile dyeing, printing, inks, plastics, leather, coatings, and polymer processing.

Advanced Production System

Equipped with automated production lines, DCS control systems, spray drying towers, and testing laboratories to ensure stable quality and efficient manufacturing.

Strict Quality Control

Each batch is tested by HPLC, GC, and other inspection equipment to ensure purity, consistency, and reliable application performance.

 

Global Export Experience

Products are exported to Southeast Asia, the Middle East, South America, Japan, and South Korea with strong market recognition and stable cooperation.

24/7 Online Support

Use our online customer service window for any inquiries. We guarantee a 24-hour response time and ensure you never face delays due to communication gaps.

 

Parameter

 

Fastness to Washing

4-5

Fastness to Light

5-6

Fastness to Perspiration

4-5

Fastness to Wet Rubbing

4-5

Fastness to Dry Rubbing

5

Staining Depth

2

Applicable Fibers

Wool,silk,nylon

 

Properties of Acid Dyes For Wool

 

Water Solubility:

Easily dissolves for uniform dye bath preparation

01

Affinity for Protein and Nylon Fibres:

Strong bonding capability ensures effective dye uptake

02

Wide Shade Range:

Capable of producing bright to deep tones

03

Controlled Dyeing Behaviour:

Enables consistent results under regulated conditions

04

Moderate to High Fastness:

Performance varies depending on dye type and application

05

 

Acid Yellow 11

 

Dyeing Process for Applications of Acid Dyes For Wool

Preparing the Dye Bath
Add water, dissolved dye, pH buffer (such as an acetate-sodium acetate system, controlling the pH at 4.5-5.5), and leveling agent to the dye bath.

 

Immersion
Immerse the treated fibers or fabric in the dye bath at approximately 50°C, circulating for 10-15 minutes to ensure even wetting.

 

Heating and Dyeing:
Increase the temperature slowly and controllably (e.g., 1°C/minute) to the boiling point or target temperature (e.g., 95°C).
This stage is crucial for dye adsorption and diffusion. Slow heating is key to achieving even dyeing.

 

Intensive dyeing
Maintain dyeing at the boiling point or target temperature for 30-60 minutes to ensure full dye fixation.

 

Cooling and post-treatment:
After dyeing, slowly cool (to prevent felting or shrinkage of the wool).
After cooling to below 50°C, drain the dye bath and perform a thorough wash.
For products requiring high wet fastness, a color-fixing post-treatment (using a specialized color-fixing agent) can be performed.

 

Advantage

 

1.Modified neutral dyes and reactive dyes are suitable for wool,silk,nylon and blends,and can be used for dying loose wool top,hank yarn,wool,cloth and ready-made clothes;

2.PH = 4.5-5,the pH value range with least damage to wool belongs to the best wool protection system;

3.Excellent compatibility,excellent reproducibility and high standard fastness.

 

Shade Card

 

ACID DYES FOR WOOL

Color

Product Name

C.I. Name

CAS NO

Depth o.w.f%

productcate-50-30

Acid Yellow 2R

Acid Yellow 11

6359-82-6

2.0

productcate-50-30

Acid Red G

Acid Red 1

3734-67-6

2.0

productcate-50-30

Acid Grey G

 

138068-59-4

2.0

productcate-50-30

Acid Black B

Acid Black 24

3071-73-6

3.0

 

Precautions for Successfully Using Acid Dyes For Wool

Before dying the entire fabric, always perform a patch test to verify the Color.

For even results, keep the pH and temperature constant.

When working with dyes, wear protective gloves in an area with good ventilation.

 

 

Our Service Processes

 

Inquiry

1

>>

Quotation

2

>>

Communication

3

>>

Order confirming

4

>>

Deposit payment

5

>>

Production

6

Testing and debugging

7

>>

Balance payment

8

>>

Packing

9

>>

Delivery

10

>>

Customer receiving

11

>>

After service

12

Packaging and Shipping

 

Packaging

Packaged in barrels, cartons, or bags

Shipping

By sea

 

Our Factory

 

We have a production base with hundreds of workers on the production line, equipped with advanced equipment and manufacturing technology. We produce over 30,000 tons of dyes and auxiliary products annually, including 12,000 tons of disperse dyes and 15,000 tons of direct, acid, and basic dyes.

 

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Our Certificates

 

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FAQ

 

Q: Why Acid Dyes for Wool?

A: Wool fibers contain positively charged amino groups (-NH₃⁺) in acidic conditions, creating ideal sites for ionic bonding with anionic acid dye molecules. This natural compatibility produces: 1)Excellent exhaustion — acid dyes strike wool thoroughly and evenly 2)Bright, natural colors — hues complement wool's inherent warmth and luster 3)Good fastness — milling and metal-complex types deliver wash resistance 4)Proven process — wool dyers have refined acid dyeing for over a century

Q: Can acid dyes dye wool-synthetic blends?

A: Partially — acid dyes will dye the wool component but not the synthetic fiber (polyester, acrylic). For wool-polyester blends, you need: (1) Two-bath process — acid dye for wool, disperse dye for polyester; or (2) One-bath process — with carefully selected compatible dyes and controlled temperature. Consult our technical team for blend-specific recommendations.

Q: What MOQ for acid dyes for wool? Can I get samples?

A: Standard MOQ is 25kg per color. Sample packs (1-5kg) are available for lab trials. We recommend testing on your actual wool substrate — different wool types (Merino vs. coarse wool) may require process adjustments. Contact us with your target shades and fabric specifications.

As one of the most professional acid wool dyes manufacturers and suppliers in China, we offer a wide range of products with superior quality. Please feel free to buy high-grade acid wool dyes made in China here from our factory. For price consultation, contact us.

dye acid, Acid Red G, acid wool dyes
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