Optical Brightener OB-1 demand is coming

Optical Brightener OB-1,welcome to order.

optical brightener OB-1

The specification as follows:

Properties:

1). Appearance: Bright Yellow Crystalline Powder

2). Chemical Structure: A Compound Of Diphenylethylene  Bisbenzoxazole Type.

3). Melting Point: 357-359℃

4). Solubility: Insoluble in water, but soluble in high boiling point organic solvents such as phenyl-chloride.

5). Others: Excellent fastness to heat and light due to its high boiling point, also good fastness to chlorine-bleaching.

Applications:

It is especially suitable for shaping various kinds of plastics and their products under high temperature. It has an excellent whitening effect on polyester-cotton blend fabric. It can be used for whitening polyester. It is similar to Whitex Xnk, Eastobrite OB-1 made in foreign country.

Directions For Use And Dosage:

The dosage should be 0.01-0.05% on weight of plastic. Mix optical brightener OB-1 with plastic granular thoroughly before shaping of plastics or drawing-spinning of polyester.

Specifications:

Appearance: Bright Yellow Crystalline Powder

Purity: 99% Min.

Melting Point: 357-359℃

Packaging And Storing:

Packing In 25Kg/50Kg Carton Drums. Stored In Dry And Ventilated Place.

 

Contact information:

email:info@tianjinleading.com