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%

Optical brightener OB-1Typical Properties

Item	Specifications
Appearance	Slight greenish yellow powder
Content (HPLC)	98~98.5%
Melting point	352~358℃
Ash content	≦0.5%
Volatile matter	≦0.5%

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

Optical brightener OB-1Packaging and Shipping

Packaging according to customer requirements (25 kg) cartons, paper bucket, paper bags. Packaging according to customer requirements. Dry, dark save.