Paper Tetra Sulphnic Oba 220 Optical Brightener 220

• CAS No.: 4193-55-9
• Formula: C40h42n12o10s2.2na
• EINECS: 224-073-5
• Environmental Protection: Yes
• Color: Yellow-Brown
• Appearance: Liquid
• Model NO.: 220
• Kind: Whitening Agent
• H.S.Code: 32042000
• Application: Brightener of Cellulose and Paper.
• Transport Package: 25kgs 50kgs, 200kgs or 1100kgs Drum
• Specification: 35%
• Trademark: AFINE
• Origin: China
• HS Code: 3204200000

Product Description

Optical Brightener 220

(Tetrasulphonic)
Main chemical composition: Stilbene bistriazine derivative
Specification:  E value: 130
Appearance: brown liquid
Viscosity:≤60mpas
             PH value: 8.0-10.0
              Density:1.0-1.2g/ cm³
Property:
1. Convenient in application, diluted with water perfectly, suitable for continuous addition.
2 Good acid stability
3. Great performance in size press and pigment coating mixtures
4. Suitable for using in the condition of PH value 4.5-13
Application: Mainly be used in size press, pigment coating mixtures.
Process:

1. Addition via sizing press: combined with starch, CMC, PVA and other products designed for surface sizing. Usual dosage: 1-20g/l.
2. Addition to the pigment coating mixtures: adding in any stage of building coating material. Good performance with the carrier of CMC, PVA and starch. Usual dosage: 0.1-1.4% of dry white pigment.
3. Addition in Pulp: adding without dilution. Usual dosage: 0.1-1.2% on dry pulp.

For actual application, the process should be adjusted according to correspondent sample-test.
.Package: 240kg, 1100kg or for the special demand.
The information of our products is for reference only. We are not responsible for any unexpected results or patent dispute caused by it.

 

Items	Specifications	Results
Appearance	Amber liquid	Amber liquid
E value	129+5	134
PH	8-10	8.8