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Fluorescent Brightener

Your Professional Fluorescent Brightener Supplier

Suzhou Jixin Trading Co., Ltd. is a professional chemical additive agency and the designated representative for numerous renowned global chemical enterprises. Our primary product offerings include fluorescent whitening agents, antioxidants, UV absorbers, and light stabilizers. Our core business sectors encompass plastics, inks, coatings, rubber, and specialized application fields.
Professional Team
We possess extensive technical expertise, comprehensive knowledge of product applications, a dedicated and innovative marketing team, and attentive after-sales service. We are committed to delivering high-quality products and services to manufacturers across various industries.

Timely Response
The company is headquartered in Suzhou High-Tech Development Zone and operates distribution warehouses in Shanghai, Yuyao, Guangzhou, and other strategic locations, enabling us to promptly address the needs of every customer.

Sales Market
We maintain partnerships with leading global additive research and development institutions, leveraging our professional capabilities. Through our technical support and premium products, we have expanded our sales network to Japan, South Korea, Southeast Asia, Europe, and the Americas, thereby earning the trust and satisfaction of our clients.

Cost Savings
We assist clients in streamlining procurement processes and reducing associated costs. For all suppliers, we offer a standardized platform for procurement and logistics, aiming to provide customers with a comprehensive range of convenient and efficient services.

UV Absorber-400
UV-400 is designed for industrial and automotive paints with high performance and durability requirements (suitable for both water-based, solvent-based, and 100% solid conditions).
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Fluorescent Brightener OB
1. Small dosage, high whitening intensity, very good whitening effect can be produced with a small dosage.
2. Wide application performance, suitable for whitening of various...
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Fluorescent Brightener OB-1
1. High whitening strength and strong fluorescence.
2. Widely applicable, widely used in whitening polyester, nylon fiber and various plastics.
3. Excellent high temperature resistance...
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Fluorescent Brightener KSN
1. Small dosage, high whitening intensity, very good whitening effect can be produced with a small dosage.
2. Widely applicable, widely used in whitening of chemical fibers such as polyester...
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Fluorescent Brightener KCB
This product is a bright yellow-green powder, insoluble in water, with excellent light resistance and heat resistance, does not react with foaming agents, cross-linking agents, etc., has no...
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Fluorescent Brightener FP-127
1. Small dosage, high whitening intensity, very good whitening effect can be produced with a small dosage.
2. Good compatibility with plastics, high temperature resistance and excellent...
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Fluorescent Brightener CBS-X
1. It has a highly effective whitening effect on cellulose fibers in cold and warm water.
2. Repeated washing will not cause the fabric to turn yellow or discolor.
3. It has excellent...
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Fluorescent Brightener CXT
Fluorescent brightener CXT is currently considered to be an excellent brightener for printing and dyeing, detergents. The introduction of morpholine genes into the brightener molecule improves its...
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Fluorescent Brightener VBL
Fluorescent brightener VBL is a typical representative product of bis(triazine amino) type fluorescent brightener. It is soluble in 80 times soft water, anionic, acid and alkali resistance is...
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No Fluorescent Brightener Whitening Agent
This product is different from the whitening principle of fluorescent whitening agent and titanium dioxide. Fluorescent whitening agent absorbs ultraviolet light that is invisible to the naked eye...
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Specification

Product Category	Fluorescent brightener-fluorescent brightener for washing daily chemicals and water-based paints	Fluorescent brightener-Plastic fluorescent brightener
Product Name	Fluorescent brightener CBS-X	Fluorescent brightener CBS-127
Chemical Name	4,4'-Bis(2-sodium sulfonate styryl)biphenyl	4.4-Bis(2-dimethoxyphenylvinyl)biphenyl
CAS No.	27344-41-8	40470-68-6
C.I. No.	351	378
Molecular Formula	C₂8H₂OS₂O₆Na2	C30H₂6O₂
Molecular Weight	562	418
Performance and characteristics	1. It has a highly effective whitening effect on cellulose fibers in cold and warm water. 2. Repeated washing will not cause the fabric to turn yellow or discolor. 3. It has excellent stability in super-concentrated liquid detergents and heavy-duty fluid detergents. 4. It has excellent resistance to chlorine bleaching, oxygen bleaching, strong acids and alkalis.	1. Small dosage, high whitening intensity, very good whitening effect can be produced with a small dosage. 2. Good compatibility with plastics, high temperature resistance and excellent light and weather resistance.

Types of Fluorescent Brightener

The fluorescent brightener produced by our company mainly include the following types:

No Fluorescent Brightener Whitening Agent

UV Absorber-400

UV-400 is designed for industrial and automotive paints with high performance and durability requirements (suitable for both water-based, solvent-based, and 100% solid conditions).

Fluorescent Brightener KCB

Fluorescent brightener KCB is mainly used for whitening synthetic fibers and plastic products. It also has a significant brightening effect on colored plastic products.

Fluorescent Brightener CXT

Fluorescent brightener CXT is currently considered to be an excellent brightener for printing and dyeing, detergents. The introduction of morpholine genes into the brightener molecule improves its performance.

Advantages of Fluorescent Brightener

Enhanced Brightness
Fluorescent brighteners work by reflecting light, making fabrics and surfaces appear whiter, cleaner, and more radiant. This makes them particularly effective in improving the aesthetic appeal of textiles, ensuring a fresh and crisp appearance.

Improved Visual Appeal
By neutralizing yellowing and dullness, fluorescent brighteners help products retain their newness. They play a key role in achieving that “just-washed” or “brand-new” look for fabrics and surfaces.

Versatility in Application
Suitable for various industries, from home care to personal care, fluorescent brighteners are compatible with both powder detergents and liquid detergents. They can be used in a wide range of formulations to enhance the effectiveness of cleaning products and personal care items.

Long-Lasting Effect
Fluorescent brighteners provide enduring results by maintaining the whiteness and brightness of fabrics and surfaces, reducing the visual effects of wear and aging. This ensures that products stay visually appealing even after repeated use.

Cost-Efficiency
Adding fluorescent brighteners to products reduces the need for additional whitening agents, making formulations more cost-effective. Their ability to enhance the appearance of products allows companies to deliver high-quality results without the need for extra, expensive ingredients.

Environmental Benefits
Many modern fluorescent brighteners are designed to be more environmentally friendly, offering high performance with a reduced ecological footprint. This makes them an attractive choice for brands looking to maintain sustainability in their formulations.

Boosting Product Quality and Consumer Satisfaction
For manufacturers, incorporating fluorescent brighteners into their formulations leads to a high-quality finished product that appeals visually to consumers, ultimately driving satisfaction and repeat purchases.

Consistency in Performance
Manufacturers who rely on fluorescent brighteners for large-scale production can trust that the same level of brightness and visual appeal is achieved every time. The stability of these agents ensures that products maintain their appearance and performance throughout their lifecycle.

Applications of Fluorescent Brightener

Textiles and Fibers
Fluorescent brighteners find applications in textiles and fibers, brightening fabrics and enhancing their visual appeal. This is particularly relevant in the fashion and apparel industry.

Detergent Bottles and Household Products
Plastic containers for household products, such as detergent bottles, benefit from fluorescent brighteners to maintain a fresh and clean appearance on store shelves.

Colour Enhancement

Fluorescent brighteners are widely used in plastics to enhance colour brightness. They are particularly effective in white and light-coloured plastics, where maintaining a crisp and clean appearance is crucial.

UV Protection

In addition to their whitening effect, some fluorescent brighteners offer UV protection by absorbing and converting harmful UV rays. This property is valuable in applications where protection against UV-induced degradation is essential.

Printing and Packaging

Fluorescent brightener For Plastic play a significant role in the printing and packaging industry, where vibrant and eye-catching visuals are key. They contribute to achieving the desired colour intensity in plastic packaging materials.

Production Process of Fluorescent Brightener

Raw Material Selection: Start by selecting high-purity raw materials, including stilbene derivatives, biphenyls, and other fluorescent compounds. The quality of these raw materials significantly impacts the final product's effectiveness.

Synthesis: Subject the raw materials to a series of chemical reactions to synthesize the fluorescent brightener. This process typically involves forming a fluorescent molecule that can absorb UV light and re-emit it as visible blue light.

Purification: After synthesis, purify the fluorescent brightener to remove impurities and by-products. This step is crucial to ensure the agent's effectiveness and stability in various applications.

Filtration: Filter the purified product to remove any remaining solid impurities, ensuring a high-purity final product.

Crystallization: Crystallize the fluorescent brightener to obtain the desired solid form, suitable for further processing and application.

Drying: Dry the crystallized product to remove excess moisture, resulting in a stable, free-flowing powder. Paddle dryers often achieve the desired moisture content efficiently.

Milling: Mill the dried product to the desired particle size to meet specific application requirements.

Quality Control: Lmplement rigorous quality control measures throughout the manufacturing process to ensure the final product meets industry standards for purity, particle size, and fluorescence.

Storage Precautions for Fluorescent Brightener

● Store in a cool, dry place, away from direct sunlight.
● Avoid mixing with cationic substances, which may reduce effectiveness.
● Use protective gloves and eyewear when handling to prevent skin and eye contact.
● Keep away from strong acids and oxidizing agents.

Packaging and Shipping

Packaging	Packed in iron barrels or paper barrels lined with plastic bags, net weight of each barrel is 25kg.
Shipping	We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.

FAQ

Q: Do fluorescent brighteners really make clothes cleaner?

A: Detergents that use fluorescent brighteners make the fabric stiffer, can be irritating to your skin, are bad for the environment, and do not even make your clothes any cleaner. Your eyes may think your clothes are cleaner, but it's just an optical illusion.

Q: How do fluorescent whitening agents work?

A: They are often referred to as OBs, OBAs, or Fluorescent Whitening Agents - FWAs. OBs convert light through fluorescence, right at the far blue edge of the visible spectrum (i.e. UV light) into visible light, therefore making whites appear cooler and brighter, and colours more saturated.

Q: What chemicals are in laundry brighteners?

A: 4,4′-diamino-2,2′-stilbenedisulfonic acid is a popular fluorescent brightener. 4,4'-bis(benzoxazolyl)-cis-stilbene and 2,5-bis(benzoxazol-2-yl)thiophene are also intensely fluorescent and used as fluorescent brighteners, e.g., in laundry detergents.

Q: How to make a fluorescent brightener?

A: The solutions can be prepared by mixing a moist press filter cake or dry powder of a fluorescent whitening agent with an aqueous solution of a modified or unmodified polyvinyl alcohol, with or without optional additives, and heating and mixing until a homogeneous distribution is obtained.

Q: Is a fluorescent brightener safe?

A: Since fluorescent brighteners stay on your clothes, they can be transferred to your skin (or your kids' skin, etc.) when those clothes are worn. This exposure can cause irritation, especially for those with sensitive skin or allergies.

Q: Is fluorescent brightener the same as bleach?

A: The short answer is no; fluorescent brighteners and bleach are not the same. While both are used to enhance the appearance of a material, they work through completely different mechanisms and serve different purposes.

As one of the leading fluorescent brightener enterprises in China, we warmly welcome you to buy discount fluorescent brightener in stock here from our factory. All chemicals are with high quality and low price.

Fluorescent Brightener OB 1, Optical Brightener FP 127, Non fluorescent Whitening Agent