Paper Chemicals Auxiliary Agent in Powder Optical Brightener Ob

• Customization: Available
• CAS No.: 7128-64-5
• Formula: /
• Model NO.: OB
• EINECS: /
• Environmental Protection: Yes
• Color: Green
• Kind: Optical Brightener
• Appearance: Powder
• Product Name: Optical Brightener Ob
• Purity: 99%
• Delivery: 7-10days
• Mqq: 1ton
• Transport Package: Barrel
• Specification: 25KG
• Trademark: WSD
• Origin: China

Product Description

Proudct name:Optical brightener OB (C.I. 184 )
Chemical  Name:2,5-Thiophenediylb is(5-tert-butyl-1,3-benzoxazole)
CAS No:7128-64-5
 

Technical index
 

Item	Indices
Appearance	light yellow or milk white powder
Purity	≥ 99.8 %
Melting point	201-202
Ash	≤ 0.1
Volatile content	≤ 0.4%

Performance Features:
Pale green powder, tasteless, dissolvable in paraffin, fuorecent brightener OB spectrum can    absorb the maximum wavelength of 375nm with the maximum transmitted length of 435nm (in ethanol).
Good brightening effects and weathering resistance requires a small quantity
Application:
optical brightener OB is widely used in the brightening of thermoplastics ,Such as PVC, PE,     PP, PS, ABS, PMMA, POM and thermosetting plastic, polyester fiber, ,paint, ink and oil soluble coatings.


Company Introduction


Bazhong Xintong Import and Export Company Co., Ltd  specializes in the research, development, manufacturing, sales, and services of PVC additives. Our facilities are strategically located in  Sichuan, Bazhong, Tongjiang China, in close proximity to major cities such as Shanghai, Hangzhou, Ningbo, and Yiwu, with convenient transportation access.

Our comprehensive product portfolio features a wide range of series:

1. Metal Stearate
2. PVC Stabilizer
3. Internal & External Lubricants
4. Plasticizers
5. Impact Modifiers
6. PVC Processing Aids
7. Chemical Foaming Agents
8. Pigments
9. Optical Brighteners
10. Antioxidants and UV Absorbers.

These products predominantly cater to the UPVC pipe, fittings, windows, doors, panels, ceiling boards, profiles, shoes, leather, and PVC compound industries.

We are proud to boast of 10 R&D teams, 10 QC teams, and 15 technical service teams. Our robust sales department is accompanied by a growing network of overseas offices, including Pakistan and Bangladesh, with plans to expand into more countries in the near future.

Thanks to our commitment to quality, competitive pricing, and comprehensive technical services, our products have gained a strong presence in major markets worldwide, such as South Korea, Vietnam, India, the Philippines, Pakistan, Turkey, Bangladesh, Egypt, Saudi Arabia, the United Arab Emirates, Yemen, Nigeria, Algeria, Ethiopia, and Tunisia. Mexico, Libya, Venezuela, Bolivia, and Peru are additional examples of our current global presence.

We are dedicated to making your business endeavors easier and are eager to collaborate with you, fostering mutual growth and success.