Manufacturing of Optical Brightening Agent PVC Whitening Agent Ob Fluorescent Brightener

• Customization: Available
• CAS No.: 7128-64-5
• Formula: C26h26n2o2s
• EINECS: -------
• Appearance: Powder
• Usage: Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Paper Chemicals, Leather Auxiliary Agents
• Color: Blue
• Transport Package: 25kg/Drum 10kg/Bag 15kg/Bag
• Specification: Purity≥ 98.5%min
• Origin: Shandong
• HS Code: 3204200000
• Production Capacity: 2000 Tons /Month

Product Description

Product Description

Fluorescent whitening agent OB is a fluorescent dye, or white dye, that is a complex organic compound. It is primarily used in plastic masterbatches, plastic filler masterbatches, and inks. In the plastics industry, it exhibits excellent whitening properties in thermoplastics, thermosetting plastics, five general-purpose plastics, and various engineering plastics, with stable weather resistance. In coatings and inks, it improves product whiteness, brightness, and brilliance, enhancing product quality, improving primarily the wetting. properties of products, pigments, and paints, and provides long-lasting fluorescence, enhancing product durability. Fluorescent whitening agent OB can be widely used in plastics such as PVC, PS, ABS, PE, and PP. Due to its superior fluorescent whitening effect, good thermal stability, and low addition dosage, it has been widely used as a fluorescent whitening agent in China. It is also suitable for whitening polyester fibers, coatings, paints, inks, and acrylics.
 

Specification

specs	Unite	Standard
Appearance	-----	Light yellow powder
Melting point	℃	201.00-205.00
Content	%	≥98.50
Volatile matter	%	≤0.50
color	------	Blue
Purity	Mesh	≥100

Application

Fluorescent Brightener OB is suitable for thermoplastic plastics (such as PVC, PE, PP, ABS, PS, etc.), as well as fibers, paints,coatings, premium photographic paper, and inks. It offers excellent stability and dispersibility.

Packing & Delivery

Packaging: 1000kg, 200kg or 50kg plastic drums, or upon special request. Store in a cool, dry and well-ventilated place for no more than 6 months.

Company Profile

 Qingdao Xinsanda Industrial Co., Ltd. is a high-tech enterprise focused on chemical research and development and international trade, specializing in basic raw materials for the coatings, rubber, and plastics industries. Our company has independent R&D and inspection centers, enabling us to track and control all product processes, from small-scale testing and pilot testing to industrial production. Furthermore, we have invested in leading-edge laboratory and inspection facilities and established a comprehensive inspection and quality assurance system, providing a solid guarantee for providing our customers with high-quality products.

Why Choose Us

Our advantages:

1. Lower prices 
2. Stable suppliers and consistent quality 
3. Faster delivery (stock in the warehouse closest to Qingdao Port, over 200 tons available) 
4. Over 20 years of fluorescent brightener trading experience