Are you curious about how optical brighteners can transform your products? In the vibrant world of manufacturing, choosing the right factory can make all the difference. With numerous options in China, comparing the top optical brightener KCB factories is essential for ensuring quality and efficiency. By understanding the best players in the market, you can make informed decisions that enhance your product’s appeal and performance. Ready to discover which factories stand out from the rest? Join us as we dive into the top contenders and help you find the perfect partner for your needs!

China Optical Brightener KCB for EVA – Shanghai Deborn Co., Ltd.

Product Details: Optical Brightener KCB is mainly used in brightening synthetic fiber and plastics, including PVC, foam PVC, TPR, EVA, PU foam, rubber, coating, paint, foam EVA, and PE.

Technical Parameters:
– Chemical name: 4.4-bis(benzoxazolyl-2-yl)naphth-alene
– Molecular formula: C24H14O2N2
– Molecular weight: 362
– CAS NO.: 63310-10-1
– Appearance: Yellowish green powder
– Melting point: 210-212°C
– Solid content: ≥99.5%
– Fineness: Through 100 meshes
– Volatiles Content: 0.5% max
– Ash content: 0.1% max

Application Scenarios:
– Brightening plastic films and materials of molding press into shape materials of…
– Brightening polyester fiber, dye, and natural paint.

Pros:
– High solid content (≥99.5%)
– Effective in a variety of applications including plastics and fibers.

Cons:
– Limited information on specific compatibility with all materials.
– Potential handling and storage requirements due to chemical nature.

Optical brightener manufacturers,china Optical Brightener OB-1 …

Product Details: Optical brighteners, UV absorbers, and masterbatch products manufactured by Shandong Raytop Chemical Co., Ltd.

Technical Parameters:
– Production experience: 20 years
– Annual output: 10,000 tons of masterbatch

Application Scenarios:
– Used in papermaking
– Used in textiles and detergents

Pros:
– High quality and reasonable price
– Wide range of products available

Cons:
– Limited information on specific product formulations
– Potential variability in supply due to production scale

China manufacturer of Optical Brightener KCB for EVA

Product Details: Optical Brightener KCB, also known as fluorescent brightener KCB 367, is mainly used for the whitening of EVA foamed shoe materials, synthetic fibers, and plastics.

Technical Parameters:
– Brand: Raytop
– Purity: 98.5%
– Color shade: Blue
– Finess: 300 mesh
– Package: 10kg/25kg per fiber drum
– Shelf Life: 2 years

Application Scenarios:
– Whitening of EVA foamed shoe materials
– Whitening of plastic films, compression molding materials, and injection molding…

Pros:
– High purity and effective whitening
– Good stability under processing conditions

Cons:
– Limited to specific processing temperatures
– Potential segregation issues under certain conditions

Optical Brightener KCB – WSD Chemical

Product Details: Optical Brightener KCB, also known as Fluorescent Brightener 367, is a light yellow green powder used for whitening synthetic fibers and plastics.

Technical Parameters:
– CAS Number: 5089-22-5
– Molecular Weight: 362.3802

Application Scenarios:
– Used in plastic film and lamination moulding
– Effective on polyolefin, PVC, TPR, EVA, and PU foaming

Pros:
– Good light and thermal resistance
– High purity (≥99.0%)

Cons:
– Indissolvable in water
– Limited to specific applications

Optical brightener KCB – Shandong Grand Chemical Co., Ltd.

Product Details: Optical Brightener KCB – Shandong Grand Chemical Co., Ltd.

Technical Parameters:
– Chemical Name: 2,2′-(1,4-naphthalenediyl) Bisbenzoxazole
– CAS: 5089-22-5, Molecular Formula: C24H14O2N2, Formula Weight: 362.68

Application Scenarios:
– Whitening of synthetic fiber and EVA foam for footwear materials
– Whitening of PE, PP, PVC, PS, ABS, paints, etc.

Pros:
– Strong light stability and heat resistance
– Chemically stable, does not react with other plastic additives

Cons:
– Poorly soluble in water
– Requires thorough mixing for best effect

China Optical Brightener KCB Suppliers, Manufacturers, Factory – Made …

Product Details: Optical Brightener KCB, Chemical name: 1,4-bis(benziazolyl-2-yl-) naphthalene, CAS No.: 5089-22-5, C.I. No.: 367, Molecular formula: C24H14N2O2, Molecular weight: 362.11.

Technical Parameters:
– Appearance: Yellow and green powder
– Purity: ≥98%, Melting point: 210-212°C, Fineness: >100mesh

Application Scenarios:
– Whitening synthetic fibers and plastic products
– Used in plastic film, compression film molding material, injection molding mater…

Pros:
– Excellent whitening effect on various plastics
– Non-toxic, odorless, light resistance, and heat resistance

Cons:
– Insoluble in water
– Requires protective measures during handling

China Optical Brightener Agent Factory & Supplier | Taojiayue

Optical Brightener Hostalux KCB, 5089-22-5 Mfg | Taojiayue

Product Details: Optical Brightener Hostalux KCB, Chemical Name: 1,4-Bis(benzoxazolyl-2-yl)naphthalene, CAS#: 5089-22-5, Synonyms: Hostalux KCB, Fluorescent Brightener 367 (FB 367), c.i.367, Fluorescent Brightener KCB.

Technical Parameters:
– Formula: C24H14N2O2
– MW: 362, Appearance: yellow crystalline powder, Dosage: 0.01-0.05%, Melting poin…

Application Scenarios:
– Mainly used in plastic films, injection-molded materials, EVA foamed plastics, a…
– Generic application in various plastic and rubber industries.

Pros:
– High purity (≥99%)
– Effective in enhancing brightness in various materials

Cons:
– Limited dosage range (0.01-0.05%)
– Requires handling precautions due to potential toxicity

comprehensive varieties

Product Details: Optical Brighteners, PVC Impact Modifiers, Basic Dyes, Specialty Intermediates, Custom Made Pilot Scale Intermediates

Technical Parameters:
– CAS NO. 27344-41-8
– CAS NO. 7783-60-0

Application Scenarios:
– Detergents
– Plastics

Pros:
– High quality
– Wide range of products

Cons:
– Limited information on specific products
– Potential regulatory issues

Optical Brightener Tinopal CBS-X, 27344-41-8 Mfg | Taojiayue

Product Details: Optical Brightener Tinopal CBS-X

Technical Parameters:
– Chemical Name: 2,2′-([1,1′-Biphenyl]-4,4′-diyldi-2,1-ethenediyl)bis-benzenesulfo…
– CAS#: 27344-41-8, Formula: C28H20S2O6Na2, MW: 562

Application Scenarios:
– Used in detergent, soap, washing powder, and water-based coatings
– Applicable for fiber, nylon, wool, paper, cotton, T/C Blends

Pros:
– High purity (≥99%)
– Effective in achieving desired whiteness

Cons:
– Water content ≤5%
– Requires specific concentration (0.05-0.5%) based on application

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Comparison Table

Company	Product Details	Pros	Cons	Website
China Optical Brightener KCB for EVA – Shanghai Deborn Co., Ltd.	Optical Brightener KCB is mainly used in brightening synthetic fiber and plastics, including PVC, foam PVC, TPR, EVA, PU foam, rubber, coating, paint,…	– High solid content (≥99.5%) – Effective in a variety of applications including plastics and fibers.	– Limited information on specific compatibility with all materials. – Potential handling and storage requirements due to chemical nature.	www.debornchem.com
Optical brightener manufacturers,china Optical Brightener OB-1 …	Optical brighteners, UV absorbers, and masterbatch products manufactured by Shandong Raytop Chemical Co., Ltd.	– High quality and reasonable price – Wide range of products available	– Limited information on specific product formulations – Potential variability in supply due to production scale	www.raytopoba.com
China manufacturer of Optical Brightener KCB for EVA	Optical Brightener KCB, also known as fluorescent brightener KCB 367, is mainly used for the whitening of EVA foamed shoe materials, synthetic fibers,…	– High purity and effective whitening – Good stability under processing conditions	– Limited to specific processing temperatures – Potential segregation issues under certain conditions	www.raytopoba.com
Optical Brightener KCB – WSD Chemical	Optical Brightener KCB, also known as Fluorescent Brightener 367, is a light yellow green powder used for whitening synthetic fibers and plastics.	– Good light and thermal resistance – High purity (≥99.0%)	– Indissolvable in water – Limited to specific applications	www.wsdchemical.com
Optical brightener KCB – Shandong Grand Chemical Co., Ltd.	Optical Brightener KCB – Shandong Grand Chemical Co., Ltd.	– Strong light stability and heat resistance – Chemically stable, does not react with other plastic additives	– Poorly soluble in water – Requires thorough mixing for best effect	obachemical.com
China Optical Brightener KCB Suppliers, Manufacturers, Factory – Made …	Optical Brightener KCB, Chemical name: 1,4-bis(benziazolyl-2-yl-) naphthalene, CAS No.: 5089-22-5, C.I. No.: 367, Molecular formula: C24H14N2O2, Molec…	– Excellent whitening effect on various plastics – Non-toxic, odorless, light resistance, and heat resistance	– Insoluble in water – Requires protective measures during handling	www.hongxinchemical.com
China Optical Brightener Agent Factory & Supplier	Taojiayue
Optical Brightener Hostalux KCB, 5089-22-5 Mfg	Taojiayue	Optical Brightener Hostalux KCB, Chemical Name: 1,4-Bis(benzoxazolyl-2-yl)naphthalene, CAS#: 5089-22-5, Synonyms: Hostalux KCB, Fluorescent Brightener…	– High purity (≥99%) – Effective in enhancing brightness in various materials	– Limited dosage range (0.01-0.05%) – Requires handling precautions due to potential toxicity
comprehensive varieties	Optical Brighteners, PVC Impact Modifiers, Basic Dyes, Specialty Intermediates, Custom Made Pilot Scale Intermediates	– High quality – Wide range of products	– Limited information on specific products – Potential regulatory issues	www.fwachina.com
Optical Brightener Tinopal CBS-X, 27344-41-8 Mfg	Taojiayue	Optical Brightener Tinopal CBS-X	– High purity (≥99%) – Effective in achieving desired whiteness	– Water content ≤5% – Requires specific concentration (0.05-0.5%) based on application

Frequently Asked Questions (FAQs)

What are optical brighteners and how are they used in factories?

Optical brighteners are chemical compounds that enhance the brightness of materials by absorbing ultraviolet light and re-emitting it as visible blue light. In factories, they are commonly used in textiles, paper, and detergents to improve the appearance of products, making them look cleaner and more vibrant.

Why are KCB optical brighteners popular in China?

KCB optical brighteners are favored for their high efficiency and effectiveness in various applications. They provide excellent whitening effects and are cost-effective, making them a popular choice among manufacturers in China looking to enhance product quality without significantly increasing production costs.

Are KCB optical brighteners safe for use?

Yes, KCB optical brighteners are generally considered safe when used according to industry standards. They are extensively tested for safety and environmental impact. However, it’s essential to follow proper handling and usage guidelines to ensure safety in the workplace.

How can I choose the right optical brightener for my needs?

Choosing the right optical brightener depends on your specific application, such as the type of material and desired brightness level. It’s best to consult with suppliers or manufacturers who can provide samples and technical data to help you make an informed decision based on your requirements.

What is the production capacity of KCB optical brightener factories in China?

KCB optical brightener factories in China vary in production capacity, with some capable of producing several tons per day. This capacity allows them to meet the demands of both domestic and international markets, ensuring a steady supply of high-quality optical brighteners for various industries.