Optical Brightener OB for plastic

Brief Description
CAS No.: 7128-64-5 MF: C26H26N202S Place of Origin: Zhejiang China (Mainland)
Usage: Ink Pigments, Plastic & Rubber Pigment Brand Name: chenhao Model Number: CI184
Type: Other Light Yellow: Light yellow 
Delivery Terms & Packaging
Packaging Detail:25 kg paper bag
Delivery Detail:15 days after delivery time
Specifications
Optical Brightener OB for plastic

1.Optical Brightener OB for plastic
2.mainly used in PVC, PE, PP, PS, ABS, SAN, CA, PA, PMMA, acrylic resin ,

Chemical name

2,5-bis-(5-ter-butyl-benzoxazolyl-)thiophene

Structural formula

Molecular formula:

C26H26N2O2S H9C4

Molecular weight:

430

Properties:

The product is a bright yellow-green crystal powder.Its melting point is 196-203°C,Decomposition temperature is larger than 220°CIts hard to dissolve in water. It dissolves in paraffin fat ,mineroil, wax and common organic solovents,The hue of the fluorescent light is blue light. The wave length of the maximum absorptive light is 375nm(ethyl alcohol).

Technical conditions:

Appearance: slight greenish yellow powder
Melting Point:200-202°C
Purity:≥99.0%        

Fineness: through 100 meshes

Use:

It is mainly used in thermoplastic ,PVC, PE, PP, PS, ABS, SAN, CA, PA, PMMA, acrylic resin ,polyester fibre, paint, coating, the brightening of prointing ink

Package:

It is packed in bicorrugated paper box with a liner of plastic bag.

The net weight of each box is 10 kg .It can be packed according to the

requirement of the user