The Global Optical Brightener ER-I and ER-II Market was valued at USD 24 Million in 2023 and is projected to reach USD 40 Million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 7.4% during the forecast period (2023–2030). This expansion is driven by rising textile manufacturing, expanding plastic production, and increasing coating applications in emerging economies worldwide.

As industries demand more vibrant whites and brighter materials, optical brighteners ER-I and ER-II have become essential additives across multiple sectors. In this analysis, we examine the Top 10 Companies in the Optical Brightener ER-I and ER-II Market—pioneers developing advanced formulations and sustainable solutions for superior whitening performance.

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🔟 1. BoldChem Technology

Headquarters: Hangzhou, China
Key Offering: ER-I, ER-II formulations for textiles and plastics

BoldChem Technology leads China’s optical brightener sector with specialized ER-I and ER-II products serving global textile and plastic manufacturers. The company supplies key markets across Asia and Europe.

Technical Capabilities:

• 5,000+ metric tons annual production capacity

• Patented eco-friendly brightener technologies

• ISO 9001 and REACH compliant manufacturing

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Optical Brightener ER-I and ER-II Market – View in Detailed Research Report

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9️⃣ 2. Beijing Odyssey Chemicals

Headquarters: Beijing, China
Key Offering: ER-I for polyester fibers, ER-II for industrial coatings

Beijing Odyssey Chemicals dominates China’s textile brightener segment with high-performance formulations known for exceptional lightfastness and heat stability.

Technical Capabilities:

• Special high-temperature resistant brighteners

• Custom formulations for fabric dyeing applications

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8️⃣ 3. Synchemer

Headquarters: Guangdong, China
Key Offering: ER-I/ER-II blends and composite brightening systems

Synchemer specializes in synergistic brightener systems that combine multiple whitening agents for enhanced performance across applications.

Technical Capabilities:

• Multi-component brightening solutions

• Application-specific technical support

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7️⃣ 4. Hebei Xingyu Chemical

Headquarters: Hebei, China
Key Offering: Cost-competitive ER-I and ER-II grades

Hebei Xingyu Chemical provides reliable optical brighteners to price-sensitive markets while maintaining rigorous quality standards across its production network.

Technical Capabilities:

• Large-volume production facilities

• Stringent quality control protocols

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6️⃣ 5. Jiangsu Glory Chemical

Headquarters: Jiangsu, China
Key Offering: Ultra-pure ER-II for premium applications

Jiangsu Glory Chemical focuses on high-purity ER-II formulations for demanding uses in synthetic leather, automotive coatings, and specialty plastics.

Technical Capabilities:

• 99.5%+ purity standards

• Precision particle size engineering

Download FREE Sample Report:
Optical Brightener ER-I and ER-II Market – View in Detailed Research Report

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5️⃣ 6. Jiangxi Beste Industry

Headquarters: Jiangxi, China
Key Offering: ER-I with enhanced solubility

Jiangxi Beste Industry has developed specialized ER-I variants with improved solubility characteristics for easier integration into manufacturing processes.

Technical Capabilities:

• Surface-modified brightener particles

• Low-foaming formulations

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4️⃣ 7. Nantong Huanuo Pigment

Headquarters: Jiangsu, China
Key Offering: ER-I optimized for recycled polyester

Nantong Huanuo Pigment produces optical brighteners specifically engineered to compensate for yellowness in recycled polyester materials.

Technical Capabilities:

• Yellowness correction technology

• Enhanced compatibility with recycled resins

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3️⃣ 8. Nantong Zhisheng Chemical Technology

Headquarters: Jiangsu, China
Key Offering: Low-dust ER-II formulations

This innovator has developed proprietary processing methods to create reduced-dust variants of ER-II brightener, improving workplace safety.

Technical Capabilities:

• Advanced dust suppression systems

• Improved material flow properties

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2️⃣ 9. Shanxi Colorshine Chemical Industry

Headquarters: Shanxi, China
Key Offering: UV-stabilized ER-I formulations

Shanxi Colorshine combines optical brighteners with UV protection additives to maintain whiteness in outdoor applications.

Technical Capabilities:

• Integrated UV protection systems

• Weatherability enhancement

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1️⃣ 10. Dalian Richfortune Chemicals

Headquarters: Liaoning, China
Key Offering: Specialty ER-II formulations

Dalian Richfortune Chemicals serves niche applications requiring customized ER-II solutions for synthetic fibers and high-performance coatings.

Technical Capabilities:

• Application-specific product development

• Flexible small-batch production

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Optical Brightener ER-I and ER-II Market – View in Detailed Research Report

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🔬 Future Perspectives: The Evolution of Whitening Technology

The optical brightener industry continues to evolve with new material demands and environmental considerations. While ER-I and ER-II remain fundamental, manufacturers are developing next-generation products with improved sustainability and performance characteristics.

📈 Market-Shaping Trends:

• Development of plant-derived brightener alternatives

• Advanced thermal-stable formulations for high-temperature processing

• Multi-functional additives combining whitening with other performance benefits

• Increased demand from recycled materials applications

Get Full Report Here:
Optical Brightener ER-I and ER-II Market – View in Detailed Research Report

These industry leaders are not simply supplying optical brighteners—they’re redefining material aesthetics through continuous innovation in chemical technology.