Top 10 Companies in the Optical Brightener ER-I and ER-II Market (2026): Market Leaders Powering Global Demand

MARKET INSIGHTS

Global Optical Brightener ER‑I and ER‑II market size was valued at USD 26 million in 2024. The market is projected to grow from USD 28 million in 2025 to USD 45 million by 2032, exhibiting a CAGR of 7.1% during the forecast period.

Optical Brightener ER‑I (CAS 13001‑39‑3) and ER‑II (CAS 13001‑38‑2) are synthetic organic compounds that absorb ultraviolet light and re‑emit it as visible blue light, creating a whitening effect. While ER‑I is primarily used for polyester fibers and plastics such as PE, PP, and PVC, ER‑II finds application in blended fabrics including polyester‑cotton and polyester‑wool textiles. Both variants play a critical role in enhancing brightness across multiple industries, though textile applications currently dominate market demand.

The market growth is driven by expanding textile production in Asia‑Pacific and increasing adoption in plastic manufacturing. However, environmental concerns about synthetic brighteners pose challenges for market expansion. Key players are investing in sustainable formulations to address these concerns while maintaining performance. Recent innovations include improved thermal stability for high‑temperature plastic processing, which is becoming increasingly important as manufacturers seek brighter, more durable products.

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

🔟 1. BoldChem Technology

Headquarters: Shenzhen, China
Key Offering: ER‑I & ER‑II masterbatches for textile and plastic applications

BoldChem Technology has cemented its position as a leading producer of high‑performance optical brighteners, leveraging a vertically integrated supply chain that spans raw‑material procurement to finished product distribution. The company’s ER‑I line delivers superior whiteness to polyester fibers, while ER‑II formulations enhance blended fabrics without compromising color stability.

Sustainability Initiatives: Investment in low‑migration, water‑soluble brighteners that meet REACH requirements, reducing downstream wastewater treatment burdens.

• Reduced energy consumption by 18% in production line upgrades.
• Partnership with textile mills to implement closed‑loop recycling of brightener‑laden waste.
• Certification of ER‑II as a zero‑VOC additive for food‑grade plastics.

9️⃣ 2. Beijing Odyssey Chemicals

Headquarters: Beijing, China
Key Offering: Bulk ER‑I powder for polymer extrusion

Beijing Odyssey’s scale‑up strategy focuses on expanding capacity in the Asia‑Pacific region, where demand for premium plastics is accelerating. Their ER‑I powders are engineered for high‑temperature stability, allowing use in extrusion processes exceeding 290 °C.

Sustainability Initiatives: Development of a biodegradable brightener derivative that maintains UV absorption while enabling post‑use biodegradation.

• Reduced carbon footprint by 15% through optimized logistics.
• Collaboration with automotive suppliers to incorporate ER‑I in interior components.
• Implementation of a real‑time monitoring system for feedstock quality.

8️⃣ 3. Synchemer

Headquarters: Shanghai, China
Key Offering: Liquid dispersions of ER‑II for coating applications

Synchemer’s liquid formulations target the coatings market, providing a lightweight alternative to TiO₂ with lower environmental impact. Their ER‑II dispersions achieve comparable brightness while lowering particle loadings.

Sustainability Initiatives: Launch of a zero‑water‑use production line for liquid brighteners.

• Enhanced viscosity control for precise application rates.
• Partnerships with paint manufacturers to reduce pigment usage.
• Compliance with EU E‑codes for eco‑friendly coatings.

7️⃣ 4. Hebei Xingyu Chemical

Headquarters: Hebei, China
Key Offering: Masterbatches for blended textile fibers

Hebei Xingyu’s masterbatch solutions integrate ER‑I and ER‑II into polyester‑cotton blends, ensuring consistent whiteness across varied dyeing processes.

Sustainability Initiatives: Adoption of renewable feedstock for brightener synthesis.

• Export expansion to 38 countries, boosting market presence.
• Implementation of a digital traceability platform for raw materials.
• Reduction of packaging waste by 20% through recyclable containers.

6️⃣ 5. Jiangsu Glory Chemical

Headquarters: Nanjing, China
Key Offering: High‑performance ER‑I for automotive plastics

Jiangsu Glory’s ER‑I formulations are engineered for high‑temperature extrusion, enabling use in automotive interior components that require UV stability.

Sustainability Initiatives: Filing of 12 patents focused on low‑migration brightener chemistries.

• Integration of a closed‑loop solvent recovery system.
• Partnerships with automotive OEMs for joint R&D.
• Achievement of ISO 14001 certification.

5️⃣ 6. Jiangxi Beste Industry

Headquarters: Jiangxi, China
Key Offering: Powder‑form ER‑II for large‑scale textile mills

Jiangxi Beste supplies bulk ER‑II powders that deliver high brightness to polyester‑cotton fabrics, supporting fast‑fashion brands’ rapid turnaround needs.

Sustainability Initiatives: Development of a low‑energy drying process for powder production.

• Reduction of water usage by 22%.
• Collaboration with textile mills to implement waste‑heat recovery.
• Launch of a digital platform for batch quality monitoring.

4️⃣ 7. Nantong Zhisheng Chemical Technology

Headquarters: Nantong, China
Key Offering: Low‑migration brightener for food‑grade plastics

Zhisheng’s brightener is tailored for food packaging, meeting stringent FDA and EU safety standards while maintaining brightening performance.

Sustainability Initiatives: Introduction of a biodegradable brightener variant for single‑use packaging.

• Compliance with REACH low‑migration criteria.
• Partnership with packaging manufacturers to reduce plastic waste.
• Achievement of a 30% reduction in VOC emissions.

3️⃣ 8. Shanxi Colorshine Chemical Industry

Headquarters: Shanxi, China
Key Offering: ER‑I for artificial leather and coatings

Shanxi Colorshine delivers brighteners that enhance the visual appeal of synthetic leather and high‑performance coatings used in consumer goods.

Sustainability Initiatives: Integration of a water‑recycling system in production.

• Reduction of water consumption by 18%.
• Partnerships with consumer goods manufacturers for joint sustainability projects.
• Implementation of a digital supply‑chain transparency platform.

2️⃣ 9. Dalian Richfortune Chemicals

Headquarters: Dalian, China
Key Offering: Masterbatch solutions for high‑temperature plastics

Richfortune’s masterbatch formulations enable use of brighteners in engineering plastics for automotive and electronics, maintaining brightness at elevated temperatures.

Sustainability Initiatives: Development of a closed‑loop solvent recovery system.

• Reduction of solvent waste by 25%.
• Collaboration with electronics manufacturers to reduce packaging waste.
• Adoption of ISO 9001 quality management.

1️⃣ 10. Vanguard Brighteners Ltd.

Headquarters: Singapore
Key Offering: Custom‑tailored brightener blends for specialty textiles

Vanguard Brighteners provides bespoke brightener blends that meet the unique needs of high‑end fashion brands, ensuring consistent whiteness across varied dyeing cycles.

Sustainability Initiatives: Implementation of a zero‑waste production philosophy.

• Reduction of solid waste by 30% through process optimization.
• Partnerships with luxury textile manufacturers for sustainable sourcing.
• Certification under the Global Recycled Standard.

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

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

OUTLOOK

Textile production in Asia‑Pacific is projected to grow at a steady rate, driven by rising consumer demand for bright, durable fabrics. Concurrently, the plastics sector is expanding its portfolio of high‑performance, UV‑stable materials, creating new niches for optical brighteners in automotive interiors and electronics. The shift toward circular economy practices, particularly in recycled polyester, is expected to increase brightener demand by 30–40% as manufacturers seek to match virgin‑material whiteness levels.

FUTURE TRENDS

• Emergence of bio‑based brightener chemistries that eliminate reliance on benzene‑derived feedstocks.
• Adoption of nanotechnology‑enhanced brighteners that achieve 90% brightness at 60% lower dosages, offering a competitive edge in textile applications.
• Integration of AI‑driven process control to optimize brightener dispersion and reduce waste.
• Expansion of water‑soluble, low‑migration formulations to meet tightening regulatory requirements across the EU and North America.