Ob-1 Oba 393 Optical Brightening Agent Fluorescent Brightener Used for Plastics
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Product Highlights
- High Purity Grade: Purity reaches 98.5% minimum for consistent performance.
- Versatile Plastic Application: Ideal for whitening PP, PVC, ABS, EVA, polystyrene, and polycarbonate.
- Excellent Light Fastness: Hydrophobic nature provides strong resistance to light fading.
- ISO Certified Quality: Manufactured under ISO 9001, 14001, and 45001 management systems.
- Global Export Capability: Products exported to over 150 countries across six continents.
- OEM and ODM Services: Customization available based on specific client design requirements.
- Free Sample Availability: Free samples provided for selection upon request.
Product Attributes
- Customization
- Available
- CAS No.
- 1533-45-5
- Formula
- C28h18o2n2
- EINECS
- 216-245-3
- Certification
- CCIC, REACH
- Environmental Protection
- Yes
- Color
- Green
- Appearance
- Powder
- Application
- Outstanding Whitener of Polyester and Its Flake. a
- Orign
- China
- Best Price
- Contact Us
- Transport Package
- Bags
- Trademark
- JCY
- Origin
- China
- Production Capacity
- 8000000ton/Year
Product Images of Ob-1 Oba 393 Optical Brightening Agent Fluorescent Brightener Used for Plastics
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Product Description


Other name: Fluorescent brightener C.I.393
CAS NO: 1533-45-5
Purity: 98.5%Min
Melting point: 355-360°C
Solubility: insoluble in water,but soluble in high boiling point organic solvent such as phenyl-chloride
Packaging: Packaged in cardboard drums,20kg or 25kg each
Properties: Does not dissolve in water, can dissolve in such high boiling point solvents as trichlorobenzene, diphenyl ether,etc.; Because this product has high melting point and strong stability,so it has very good heat resistance; Because this product's hydrophobic nature, so it has good light fastness; and for it has strong fluorescence, it can not only improve the whiteness of the products but also can improve the brightness, so it can be used as disperse dyes in the chemical fibre, can be used like oil dissolving coloring agent in the plastics.
Uses:
1.Suitable for whitening chemical fibers, such as the polyester fibre, nylon fiber, polypropylene fiber and so on.
2. Suitable for whitening and brightening polypropylene plastic, hard PVC, ABS . EVA, polystyrene, polycarbonate, etc.
3. Suitable to be added into the conventional polymerization of polyester and nylon.
4. Especially suitable for whitening the plastics of elevated temperature
Specification | 98.5% |
Application | Outstanding Whitener of Polyester and Its Flake. a |
Transport Package | BY SEA |
Orign | China |







A: We are a top chemical product manufacturer in China. Our factory is located in Beijing, the capital of China.
2. Q: Can you customize according to my design?
A: Yes, we offer OEM and ODM services.
3. Q: What is your delivery time like?
A: This depends on the order quantity. The delivery time for regular orders is usually 7 to 15 days.
4. Q: What is your packaging method like?
A: There are options of 25 kilograms per bag, 50 kilograms per bag, and 1200 kilograms per bag.
5. Q: Before placing an order, can I receive the free samples first?
A: Yes, there are free samples available for selection, but the shipping cost needs to be borne by the customer.
Question 6: Are there any discounts?
A: Yes. The larger the quantity, the greater the discount.
7. Q: Do you allow visitors to tour your factory and workshops?
A: Of course, we warmly welcome you to visit our factory. We will arrange professional factory inspections and do our best to provide you with warm and attentive service.
About the Supplier
Company Profile
Jinchenyuan is a comprehensive enterprise integrating research, production, processing and export. It is located in Beijing, the capital of China. We have over 20 years of experience in the chemical industry and our factory covers an area of more than 30, 000 square meters. Since the establishment of the company, we have always adhered to the spirit of "honest management, strict quality control, and customer first", and have won wide acclaim from domestic and foreign customers. Our integrity, strength and product quality have been widely recognized in the industry and are highly trusted by customers.
The company has been deeply engaged in the industry for many years and has standardized production bases and advanced testing equipment. The production process strictly follows the ISO 9001 quality management system, ISO 14001 environmental management system and ISO 45001 occupational health and safety management system to ensure that the entire product chain from research to factory production is compliant and controllable. At the same time, the quality of the products is ensured while the price is kept within a reasonable range.
Customer satisfaction is our service philosophy; Market demand is our business orientation; Guaranteeing quality is our solemn commitment; Reasonable prices are our business philosophy; Sincere cooperation with you is our greatest wish. We have industry-leading output and quality, and are your trustworthy and cooperative high-quality supplier.
Global Development
The company has always been committed to the mission of "using chemistry to improve people's lives". Today, we have become an important chemical raw material supplier in China, providing high-quality chemical raw material products to customers worldwide. Our products are exported to 150 countries and regions including Asia, Europe, Africa and North America, demonstrating the company's strong strength and technical level.
Stable Quality
We have established a quality assurance system covering the entire process from raw material entry, formula optimization, real-time quality control to product delivery. With standardized operation procedures, strict management systems, and rich production experience, we have created high-quality product quality. The stable quality of each batch of products and the continuous supply capability with safety and reliability ensure the application needs of every user.
Export Management
Proficient in cross-border compliance and risk control of chemical products, capable of solving special logistics and delivery problems for chemical products, and establishing a complete process management system for chemical exports. Therefore, I have rich experience in export business operations and can meet the requirements of relevant government departments.
Transportation Management
We have long-term logistics partners to ensure the stability of transportation and collaborate with the transportation safety department to manage potential transportation risks.
Agile Service
Quick response, reducing customer waiting costs. We are a professional and experienced team. We guarantee to reply to your email within 24 hours on working days.
Root downwards, grow upwards. In the future, the company will continue to focus on the research and development of chemical technologies, the iteration of high-performance products, and the upgrading of customized services for customers. Adhering to the development philosophy of "safety compliance and green innovation", we will control product quality from the source, achieve full coverage from innovation research to product process technology innovation, and achieve sustainable development. Continuously improving technical level and service quality, we will contribute to the continuous development of customers with the highest quality, the best price, and the best service.
About Our Factory & Business Background
- Address
- Service Office Building, No. B0118, 3rd Courtyard, Baiquan Street, Yanqing District, Beijing, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FCA, Others, CPT, CIP, DAP, DDP, FAS, DAT, CIF, CFR, EXW, FOB
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- qingdao, tianjin
Our Production Capability & Technical Expertise
- Main Products
- Chemicals
Our Industry Experience & Global Business Record
- Export Year
- 2023-10-09
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- Are you a manufacturing enterprise or a trading company?
- We are a top chemical product manufacturer in China. Our factory is located in Beijing, the capital of China.
- Can you customize according to my design?
- Yes, we offer OEM and ODM services.
- What is your delivery time like?
- This depends on the order quantity. The delivery time for regular orders is usually 7 to 15 days.
- What is your packaging method like?
- There are options of 25 kilograms per bag, 50 kilograms per bag, and 1200 kilograms per bag.
- Before placing an order, can I receive the free samples first?
- Yes, there are free samples available for selection, but the shipping cost needs to be borne by the customer.
- Are there any discounts?
- Yes. The larger the quantity, the greater the discount.
- Do you allow visitors to tour your factory and workshops?
- Of course, we warmly welcome you to visit our factory. We will arrange professional factory inspections and do our best to provide you with warm and attentive service.
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