OB1

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MOQ : 1 Kilograms

OB1 Specification

Material
Optical Brightener (OB1) - 2,2-(1,2-ethenediyl)bis[5-methyl-benzoxazole]

Packaging Type
Bag or Drum

Usage & Applications
Used as a fluorescent whitening agent for plastics, fibers, and coatings

Form
Powder

Type
Brightener

Material Feature
High whitening efficiency, Excellent thermal stability, Good compatibility

Density
1.24 Gram per cubic centimeter(g/cm3)

Grade
Industrial Grade

Melting Point
357C

Weight
25 kg (per bag or drum)

Color
Yellowish Green

About OB1

We import Optical Brightener OB, Optical brightener OB1, Optical Brightener FP127 and also supply GPPS brightener and HIPS brightener.

We supply these in PVC, PS, PE, ABS, HD, LD, PP, HM, HIPS, GPPS, ABS, masterbatches, Compounds, pipes and profiles industry, apart from Paint, printing ink, artificial fibre, acetate fibre, etc.

Applications in Plastics and Polymers

OB1 is widely used across industries such as plastics, PVC, PET, PE, PP, nylon, and polyester as a fluorescent whitening agent. Its high compatibility and efficiency make it the preferred choice for manufacturers seeking to achieve vibrant, bright, and visually appealing materials. OB1 enhances product aesthetics and market value, improving the overall quality of finished goods.

Optimal Storage and Handling Procedures

To preserve the quality and efficacy of OB1, store it in a cool, dry environment, away from direct light exposure. Proper handling extends its shelf life to 2 years. The powder form can be conveniently packaged and transported in 25 kg bags or drums, ensuring safety and minimizing contamination.

FAQs of OB1:

Q: How should OB1 be stored to maintain its quality?

A: OB1 should be kept in a cool, dry place, protected from light exposure to maintain its purity, efficacy, and extend its shelf life up to two years.

Q: What industries commonly use OB1 as an optical brightener?

A: OB1 is extensively used in the plastics, fibers, and coatings industries, specifically for PVC, PET, PE, PP, nylon, and polyester, due to its superior whitening and brightening properties.

Q: When is the ideal time to use OB1 during the manufacturing process?

A: OB1 is typically incorporated during the polymer processing or compounding stage, allowing uniform dispersion and optimal brightening effect in the finished product.

Q: Where can OB1 be sourced, and in what packaging formats?

A: As an exporter, importer, manufacturer, supplier, and trader based in China, OB1 is available in industrial grade and can be supplied in 25 kg bags or drums, suitable for bulk industrial use.

Q: What is the recommended dosage of OB1 for effective whitening?

A: The recommended dosage ranges from 0.01% to 0.05%, depending on the base material and application requirements, ensuring high whitening efficiency without affecting product properties.

Q: Is OB1 safe for use, and what are its toxicological properties?

A: OB1 is considered non-toxic under recommended conditions of use, making it safe for handling in industrial applications with proper procedures.

Q: What benefits does OB1 provide in plastic and polymer applications?

A: OB1 offers excellent thermal stability, high whitening efficiency, and good compatibility with various resins, resulting in enhanced whiteness, brightness, and quality of finished products.

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