(sulfer black)
The global demand for sulfur black, a key dye in textiles, rubber, and leather industries, has surged by 18% annually since 2020. As one of the most cost-effective colorants, sulfur black exporters have capitalized on its superior lightfastness and wash resistance. Manufacturers now prioritize eco-friendly production methods, reducing wastewater contaminants by 40% compared to traditional processes. This shift aligns with tightening environmental regulations, positioning sulfur black products as sustainable alternatives to synthetic dyes.
Advanced sulfur black variants demonstrate 92-96% fixation rates, outperforming conventional dyes by 25%. Key innovations include:
These technical enhancements enable sulfur black manufacturers to serve high-temperature industries like automotive tire production, where color retention under stress is critical.
Parameter | Manufacturer A | Manufacturer B | Industry Avg. |
---|---|---|---|
Purity (%) | 99.2 | 98.7 | 97.5 |
Lead Time (days) | 14 | 21 | 25 |
Customization Capacity | Full | Partial | Limited |
MOQ (kg) | 500 | 1,000 | 2,000 |
Leading sulfur black exporters now offer application-specific solutions:
Custom particle sizes (0.5-50μm) and packaging configurations (25kg bags to bulk silos) accommodate production scales from artisanal workshops to automated factories.
A recent case study in denim manufacturing showed:
Rubber seal producers reported 18-month color stability in outdoor applications, surpassing industry expectations by 25%.
Top-tier sulfur black products carry:
Batch testing includes particle size distribution analysis (±2% tolerance) and accelerated aging simulations predicting 5-year performance.
The Asia-Pacific sulfur black export volume is projected to reach 850,000 MT by 2027, driven by:
Innovations in concentrated liquid sulfur black (35% market share gain since 2021) demonstrate the industry's response to evolving application requirements.
(sulfer black)
A: Sulfur black is primarily used as a dye in the textile industry for coloring cotton and cellulose fibers. It offers excellent color fastness and cost-effectiveness. Its applications also extend to paper and leather processing.
A: Look for exporters with certifications like ISO, REACH, or ECOCERT, and verify customer reviews or industry references. Ensure they provide transparent documentation about product quality and compliance. Established exporters often offer tailored logistics and bulk-order support.
A: Quality depends on raw material purity, manufacturing processes, and adherence to international safety standards. Reputable manufacturers conduct rigorous testing for parameters like particle size and solubility. Packaging and storage conditions also impact shelf life and performance.
A: Yes, manufacturers must comply with local and global environmental regulations, such as limiting hazardous byproducts. Many adopt eco-friendly production methods to reduce wastewater pollution. Certifications like ISO 14001 indicate sustainable practices.
A: Yes, manufacturers often customize sulfur black formulations for desired shades, solubility, or application methods. Clients can request specific packaging, labeling, or technical support. Exporters typically facilitate samples for testing before bulk orders.
Thermal Stability Analysis of Bromo Indigo Pigments
NewsJun.06,2025
Sulphur Black Dye Oxidation Process Optimization
NewsJun.06,2025
Lightfastness Testing of Bromo Indigo Dyed Denim
NewsJun.06,2025
Granule Size Distribution and Jeans Color Uniformity
NewsJun.06,2025
Gradient Dyeing Methods with Indigo Blue Granules
NewsJun.06,2025
Dyeing Temperature Effects on Sulphur Black Color Fastness
NewsJun.06,2025
Sulphur Black Dyes in Daily Use
NewsMay.07,2025
Sulphur Black
1.Name: sulphur black; Sulfur Black; Sulphur Black 1;
2.Structure formula:
3.Molecule formula: C6H4N2O5
4.CAS No.: 1326-82-5
5.HS code: 32041911
6.Product specification:Appearance:black phosphorus flakes; black liquid
Bromo Indigo; Vat Bromo-Indigo; C.I.Vat Blue 5
1.Name: Bromo indigo; Vat bromo-indigo; C.I.Vat blue 5;
2.Structure formula:
3.Molecule formula: C16H6Br4N2O2
4.CAS No.: 2475-31-2
5.HS code: 3204151000 6.Major usage and instruction: Be mainly used to dye cotton fabrics.
Indigo Blue Vat Blue
1.Name: indigo blue,vat blue 1,
2.Structure formula:
3.Molecule formula: C16H10N2O2
4.. CAS No.: 482-89-3
5.Molecule weight: 262.62
6.HS code: 3204151000
7.Major usage and instruction: Be mainly used to dye cotton fabrics.