Current Location: Home > Products

Fluorescence brightener OB

Ingredients:2.5-Bis(5-tertbutyl-2-benzoxazlyl) phiophene

Structural formula:

Technical index:

Appearance light yellow powder
Color light blue White (similar to standard sample)
Melting point 200-202°C
Assay 98.0%
Fineness >100mesh or =300mesh

Properties and features:

1, low dosage can offer high whitening intension

2, broad application.

3, good compatibility with plastic, good resistance to weather and high temp., good Fastness

Dosage: suitable for polyolefine, polyamide, polyacrylonitrile plastic, including film, injection molding and extrude molding material, and the processing of all plastics.

Dosage: Dosage: 20g OB Whitener/ 100kg material, or following your demands.

Packing & storage: 1kg iron can×12 paper boxes, 25kg/drum lined with plastic bag or following your demands, kept in cool and dry place, avoid light.


1, Reference only.

2, please contact us for more details.

Company address: No. 18-1 Zhucungongshan Lane, Qingshanhu Sub-district, Linan district, Hangzhou, China                                 P.C.: 311305

Tel: +86-571-85241567                   Fax: +86-571-85225399                   E-mail:                   Url:

Copyright(C)2019, Hangzhou Chengsu Pigment Technology Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice