Optical Brightener OB-1 CAS 1533-45-5

Description

Optical brightener OB-1 Quick Details
Chemical Name: Optical brightener OB-1
CAS No.: 1533-45-5
Molecular Fomula: C28H18N2O2
Molecular weight: 414.45
Chemical Structure:
Appearance: Yellow greenish powder
Assay: 99%
Typical Properties

Item
Specifications

Appearance
Slight greenish yellow powder

Content (HPLC)
98~98.5%

Melting point
352~358??

Ash content
?Q0.5%

Volatile matter
?Q0.5%

Optical brightener OB-1 Usage
1. for the whitening of polyester fiber, nylon fiber and polypropylene fiber
2. for the whitening of polypropylene plastics, hard PVC, ABS, EVA, polystyrene and Makrolon
3. to be used in polyester and nylon
Optical brightener OB-1 Features
1.high whitening strength and strong fluorescence
2.wide application scope: polyester, nylon fiber and various plastics
2.fine high-temperature resistance
Optical brightener OB-1 Application method
Recommended dosage: for each 1000 kg material
1.EVA, polypropylene fiber, nylon and Makrolon: 75??200g
2.polyster fiber: 75??300g
Packaging and Shipping
Packaging according to customer requirements (25 kg) cartons, paper bucket, paper bags. Packaging according to customer requirements. Dry, dark save.