China Dyeing Auxiliaries Manufacturers Suppliers Factory - Dyeing Auxiliaries for Industrial

Product Overview

Industrial-grade chemical formulations engineered to optimize dye uptake, fixation, and levelness across natural and synthetic textile substrates. Supplied as liquid concentrates or free-flowing powders designed for direct dosing into dye baths or automated dispensing systems. Formulations modify interfacial tension, control strike rates, or form stable complexes with dye molecules to prevent uneven coloration, precipitation, and oligomer redeposition during high-temperature processing.

Textile Soaping Agent
Honewash® F-4B
Textile Soaping Agent Honewash® F-4B is a highly concentrated compound of polyoxyethylene ether compounds. It offers good chelating, dispersing, emulsifying and...
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Emerald Blue Fixing Agent
Honefix® F-603
●Emerald Blue Fixing Agent is used for fixing direct dyes, reactive dyes, and sulfur dyes.
●Has particularly good fixing effect on reactive emerald blue...
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Fixing Agent for Reactive Dyes
Honefix® 923
●Formaldehyde-free fixing agent for enhancing the wet fastness of reactive dyes or printing fabric.
●Fixing Agent for Reactive Dyes can obviously improve the washing and...
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Dye Fixing Agent
Honefix® HS-825
●Significantly improves the wet rub fastness of fabrics and effectively solves the problem of color fading caused by wet friction after dyeing.
●Dye Fixing Agent has...
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Soaping Agent in Textile
Honewash® SN-40
●Soaping Agent in Textile has excellent chelating, dispersing, floating color removing and anti-staining effects, and can improve dyeing fastness.
●Used for soaping...
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Acid Dyes Leveling Agent
Honelevel® AL-2001
●Acid Dyes Leveling Agent has good affinity with acid dyes and fibers under weakly acidic conditions.
●It can overcome or improve issues such as streaks and color...
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Key Features

Active Content:

30% to 99% concentration active matter options to minimize transport volume and storage footprint.

Shear Stability:

Withstands mechanical stress in high-turbulence jet and soft-flow dyeing machinery up to 135°C without phase separation.

Electrolyte Tolerance:

Stable in high-electrolyte concentrations containing Glauber's salt (Na2SO4) or common salt (NaCl) during reactive dyeing.

Foaming Profile:

Low-foaming and non-foaming grades available to prevent pump cavitation and fabric entanglement in pressurized liquor systems.

Ecological Compliance:

APEO-free, formaldehyde-free, and heavy-metal compliant formulations meeting chemical safety and environmental restrictions.

Product Types / Options

Category	Primary Function	Chemical Nature & Descriptor	Key Substrate
Leveling Agents	Retard dye uptake and promote migration for uniform shade distribution.	Anionic / Non-ionic ethoxylated fatty alcohol blends	Polyester, Nylon, Acrylic
Fixing Agents	Improve wash and perspiration fastness by blocking reactive dye sites.	Polyamine derivative / Resin condensate	Cellulosic fibers (Cotton, Viscose)
Dispersing Agents	Prevent dye aggregation and disperse insoluble particles in liquor.	Sodium lignosulfonate / Naphthalenesulfonate condensate	Polyester (Disperse dyes)
Retarding Agents	Slow down initial strike rate for basic and acid dyes.	Cationic quaternary ammonium compound	Acrylic, Wool, Nylon

Suitable Fibres & Applications

Cellulosic (Cotton, Linen, Viscose): Direct, reactive, and vat dyeing applications requiring high electrolyte stability and effective after-treatment fixation.

Synthetic (Polyester, Polyamide): High-temperature disperse dyeing requiring carrier-free leveling and oligomer control.

Blends (Poly-Cotton, Poly-Wool): Dual-phase auxiliary systems preventing cross-staining and ensuring simultaneous tone-in-tone coloration.

Machinery Compatibility: Suitable for jet dyeing machines, beam dyeing autoclaves, package yarn dyeing columns, and continuous pad-steam ranges.

Application & Process Considerations

Dosing Method:

Add auxiliary agents to the bath 5 to 10 minutes prior to dye introduction to ensure complete dispersion and uniform boundary-layer formation.

pH Control:

Maintain strict bath pH parameters (e.g., pH 4.5 to 5.5 for acid dyes on nylon; pH 10.5 to 11.5 for reactive fixation on cotton) to prevent auxiliary hydrolysis or precipitation.

Water Hardness:

Formulations tolerate calcium and magnesium ions up to 150 ppm CaCO3; use auxiliary-specific chelating agents if process water exceeds threshold limits.

Compatibility Testing:

Run laboratory compatibility tests before combining anionic leveling agents with cationic fixing agents in the same bath to avoid flocculation.

Manufacturing & Quality Control

Production Facility:

Synthesized in automated, closed-loop stainless steel reaction vessels equipped with precise temperature and agitation control.

Batch Testing Parameters:

Every production lot undergoes rigorous laboratory analysis for specific gravity (at 20°C), dry matter content (oven-drying method), pH value (5% aqueous solution), and viscosity (Brookfield viscometer).

Performance Verification:

Spectrophotometric color strength and delta E (Delta E) evaluations conducted on standardized fabric swatches using spectrophotometers prior to bulk sign-off.

Traceability:

Each drum carries a unique batch barcode linked to raw material lot certificates, production timestamps, and QC sign-off records stored for 5 years.

Packaging & Supply

Container Options:
200 kg HDPE drums (net weight) with downloadable PDF TDS and SDS icons attached to order portals.
1,000 kg IBC tote tanks (intermediate bulk containers).
Bulk tanker delivery for high-volume mill operations.

Storage Conditions: Store indoors between 5°C and 35°C in sealed original containers. Protect from direct sunlight and freezing temperatures to prevent phase separation or viscosity shifts.

Shelf Life: 12 months from manufacture date when stored under specified conditions.

FAQ

Q: How do I prevent shade variation between production batches when switching auxiliary suppliers?

A: Request baseline laboratory comparative data (spectrophotometric curve matching) and conduct a pilot batch trial at 1:10 liquor ratio using your specific mill water and dye recipes. Ensure active matter concentration matches rather than product weight alone.

Q: Are these auxiliaries compatible with automated liquid dispensing systems in modern dyehouses?

A: Yes. All liquid grades maintain low dynamic viscosity (less than 150 mPa·s at 25°C) and do not settle or layer during static storage in day tanks, preventing pipeline blockages in automated dosing pumps.

Q: What documentation is provided to satisfy chemical regulatory requirements?

A: Every shipment includes a compliant Safety Data Sheet (SDS) authored in accordance with international chemical safety regulations, alongside a Certificate of Analysis (CoA) detailing active content, pH, density, and batch-specific test results.

Q: Do these products contain APEOs (Alkylphenol ethoxylates) or banned amines?

A: No. Formulations are fully compliant with current restricted substances lists and environmental safety protocols, excluding APEOs, formaldehyde donors, and restricted heavy metals.

Q: What is the minimum order quantity (MOQ) for custom-formulated auxiliary blends?

A: Standard catalog formulations carry an MOQ of one pallet (approx. 800 to 1,000 kg). Custom reactive or buffering adjustments require an MOQ of 3,000 kg per production run, accompanied by preliminary lab-scale optimization.

Q: How should residual auxiliary wastewater be treated prior to discharge?

A: Effluent containing these auxiliaries responds to standard biological treatment plants (activated sludge processes). Specific chemical oxygen demand (COD) and biochemical oxygen demand (BOD) reduction values are available in the product technical data sheet.

As one of the leading dyeing auxiliaries manufacturers and suppliers in China, we offer a wide range of products with superior quality for industrial. Please rest assured to buy bulk dyeing auxiliaries made in China here from our factory. Contact us for more details.