China Soaping Agent Manufacturers, Suppliers and Factory - Soaping Agent for Industrial

Product Overview

Soaping agents are specialized chemical formulations utilized in textile wet processing to strip unfixed, hydrolyzed reactive or direct dyes from fiber surfaces following the dyeing or printing stage. High-efficiency formulations prevent back-staining on white or adjacent contrasting grounds, directly securing wet and wash fastness standards. Available in liquid and powder variants, these agents interact with dye molecules to maintain them in suspension during washing cycles, allowing rapid drainage without redeposition. Regional stocking hubs across North America and Europe ensure minimal transit buffers for urgent mill replenishment.

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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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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Key Features

Rapid emulsification and suspension of hydrolyzed reactive dye molecules at boil temperatures.

Non-foaming or low-foaming profiles engineered for high-turbulence jet dyeing machines and continuous wash ranges.

Electrolyte and hard-water tolerance up to 500 ppm CaCO3.

APEO-free and formaldehyde-free composition complying with strict restricted substance lists (RSL).

Neutral to slightly alkaline pH buffering capacity to prevent shade shifting on sensitive reactive dyes.

Product Types / Options

Grade	Form	Active Content	Foam Height (Ross-Miles)	Primary Application
SA-101	Liquid	35 percent plus/minus 1 percent	Below 20 mm (at 60s)	Batch reactive dyeing (winch, jet, beam)
SA-202	Liquid	50 percent plus/minus 1 percent	Below 10 mm (at 60s)	Continuous open-width washing ranges
SA-305	Powder	90 percent plus/minus 2 percent	40 mm (at 60s)	Cotton printing after-treatment

Suitable Fibres & Applications

Cellulosic Fibres (Cotton, Viscose, Modal):

Removal of unfixed vinyl sulfone and chlorotriazine reactive dyes.

Blended Fabrics (Cotton/Polyester, Cotton/Nylon):

Prevention of polyester staining during high-temperature reduction or reactive soaping cycles.

Process Machinery:

Suitable for beam dyeing, jet overflow machines, jiggers, and open-width continuous wash boxes.

Application & Process Considerations

01/

Dosage: 1.0 to 3.0 g/L for batch processing; 0.5 to 1.5 g/L for continuous multi-stage wash boxes.

02/

Temperature Profile: Effective within 85°C to 98°C; optimal desorption occurs at boil.

03/

Process Sequence: Drain dye bath, rinse with warm water (60°C), dose soaping agent, run at 95°C for 15-20 minutes, hot rinse, cold rinse.

04/

Water Quality: Compatible with standard municipal and treated industrial water supplies; sequestering agents are integrated to bind calcium and magnesium ions.

Manufacturing & Quality Control

Synthesis Process: Continuous sulfonation and alkoxylation under strict temperature and pressure controls in stainless steel reaction vessels.

Analytical Testing: Every production batch undergoes gas chromatography for residual solvent checks, refractive index measurement for concentration verification, and laboratory-scale reactive dyeing fastness tests.

Compliance Standards: ISO 9001 certified manufacturing facility; formulations meet GOTS, ZDHC Level 3, and REACH SVHC thresholds.

Packaging & Supply

Packaging Options:

200 kg HDPE drums, 1000 kg IBC totes, and bulk tanker delivery.

Storage Stability:

Twelve months in sealed containers stored between 5°C and 35°C away from direct sunlight.

Lead Time:

Standard stock items ship within 5 to 7 business days from regional distribution hubs.

FAQ

Q: How does this soaping agent prevent back-staining on white grounds during reactive printing?

A: The formulation contains dispersing polymers that rapidly encapsulate hydrolyzed dye molecules the moment they detach from the fiber. This prevents the free dye from re-adsorbing onto unprinted white areas, maintaining high contrast without requiring excessive water volumes.

Q: Is this chemical compatible with automated chemical dosing systems in continuous washing ranges?

A: Yes. The liquid grades (SA-101 and SA-202) maintain low viscosity at ambient temperatures, allowing direct feed via standard diaphragm or peristaltic dosing pumps without phase separation or line clogging.

Q: Does the formulation affect the shade or light fastness of dyed cellulosic fabrics?

A: No. The surfactant matrix is chemically inert toward fixed dye-fiber covalent bonds. It targets only unfixed or weakly bound surface hydrolysates, ensuring final shade depth, hue, and light fastness ratings remain unchanged.

Q: What are the wastewater disposal implications regarding COD and BOD loads?

A: The primary surfactants are readily biodegradable (greater than 70 percent within 28 days per OECD 301B). The elimination of APEO compounds reduces toxicological impact on biological wastewater treatment plants compared to conventional alkylphenol ethoxylate-based auxiliaries.

Q: What is the minimum order quantity (MOQ) for custom active-matter concentrations?

A: Custom formulations requiring adjusted active content or specialized anti-foaming profiles carry a standard MOQ of 3,000 kg per production run, subject to preliminary laboratory formulation trials.

Q: What documentation is provided with commercial shipments?

A: Each shipment includes a Certificate of Analysis (CoA) detailing active content, pH, density, and solid residue, alongside the Material Safety Data Sheet (MSDS) and regulatory compliance declarations.

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

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