Zhengzhou Runye Chemical Co., Ltd
                                                                                                           
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China Fluorescent Whitening Agent OB - 99% Purity Optical Brightener with 348nm UV Absorption for Plastics & Textiles for sale

Fluorescent Whitening Agent OB - 99% Purity Optical Brightener with 348nm UV Absorption for Plastics & Textiles

Price Negotiable
Price: Negotiable
MOQ: 1 ton
Delivery Time: Negotiable
Brand: RUNYE
Product Description
Multipurpose Fluorescent Whitening Agent OB
High-performance optical brightener with exceptional whitening strength and strong fluorescence for industrial applications
Chemical Specifications
Chemical Name: Optical brightener OB
CAS No.: 7128-64-5
Molecular Formula: C28H18N2O2
Molecular Weight: 414.45
Appearance: Yellow greenish powder
Assay: 99%
Technical Specifications
Item Standard
Appearance Greenish yellow powder
Smell No special smell
Max UV absorption wavelength 348±1 nm
1% Extinction coefficient 1105-1180
Key Features
  • Superior dispersion compared to other optical brighteners
  • Enhanced efficiency for better performance
  • Brilliant bluish white effects that compensate for yellowing
  • Excellent light fastness and low volatility
  • Exceptional whitening properties with 99% purity
  • High compatibility with organic substrates and solvents
  • Outstanding heat resistance up to processing temperatures
  • Effective as a tracer in clear coatings
  • Produces bright shades when combined with dyes
Industrial Applications
Processing Methods
Injection Moulding, Blow Moulding, Spin Dyeing, Casting, Extrusion Moulding, Blown Film, Foaming
Specific Applications
  • Fiber: Carpet, Textiles, Upholstery
  • Film: Shopping bags, casting film, multilayer film
  • Blow Molding: Medical & Cosmetic containers, Lubricant & Paint containers
  • Extrusion Molding: Sheet, Pipe, Wire & Cable
  • Injection Molding: Automotive, Electronic, Construction, Housewares, Furniture, Toys
Storage & Handling
Storage: Store in cool, dry, ventilated place with maximum storage term of 2 years
Package: 25kg fiber drum or custom packaging available
Transportation: Avoid inversion, sunlight, moisture, and impact to prevent package damage
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Company Zhengzhou Runye Chemical Co., Ltd
Location 11th floor, Leding Square, Power Plant Road, Zhongyuan District, Zhengzhou, Henan, China

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