Optical Brightener

C.I

**3

CAS No.

********5

Appearance

Bright yellowish green crystal powder

Purity

*8.5% minimum

Melting point

**9 °C

Usage

A good whitening agent for polyester-cotton blend fabric or various kinds of plastic and their products under high temperature.

Package

*5KG fiber drums with PE liner

Counter of

Eastobright OB*1(eastman)

PROPERTIES:
Optical brightener OB*1

•     Colors appear more brilliant

•     Environmentally friendly

•     Excellent brightening ability

•     Produce a bluish tinge, masking yellowness

•     Whiter-than-white appearance.

DOSAGE:

Recommended quantity: brightening agents of OB*1 in every ***0kg raw material:

   1.   *5~**0g in EVA, polyprolylene, nylon, polycarbonate, and so on.

   2.   *5~**0g in terylene fiber.  

STORAGE: Should be stored in cool and dry place.