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Optical brightener OB 184 CAS NO.7128-64-5 used for ink/pint/coating

In recent years, the demand for paint in the decoration field has continued to rise, and consequently the demand for paint Optical brightener OB 184 CAS NO.7128-64-5 has risen. Optical brightener OB 184 CAS NO.7128-64-5 is a model with a relatively resonable price compared with other optical brighteners. Its main function is to increase the whiteness and vividness of the paint surface. It emits blue fluorescence by absorbing the invisible ultraviolet light, which combines with the yellow light of the paint itself to form white light.

  • Brand: Raytop
  • Appearance: Yellow Green
  • Purity: 98.5%
  • Color shade: Blue
  • Finess: 300 mesh
  • Package: 10kg/25kg per fiber drum
  • Shelf Life: 2 years
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Optical brightener OB 184 CAS NO.7128-64-5 used for ink/pint/coating

brightener-OB.jpg

In the field of decoration, paint products account for a large proportion. It is mainly used to decorate, sign, and protect products. For example, many outdoor billboards use paint for aesthetics. However, with the continuous improvement of people's living standards in recent years, the requirements for the appearance quality of products have become more stringent.


In recent years, the demand for paint in the decoration field has continued to rise, and consequently the demand for paint Optical brightener OB 184 CAS NO.7128-64-5 has risen. Optical brightener OB 184 CAS NO.7128-64-5 is a model with a relatively resonable price compared with other optical brighteners. Its main function is to increase the whiteness and vividness of the paint surface. It emits blue fluorescence by absorbing the invisible ultraviolet light, which combines with the yellow light of the paint itself to form white light.


There is also a common whitening product in paint is titanium dioxide, but its whitening principle is completely different from that of Optical brightener, which is a physical covering. Although the whitening effect of titanium dioxide is also relatively good, its biggest flaw is When the whiteness reaches a certain value, it can't be improved. At this time, we need to add a small amount of Optical brightener OB 184 CAS NO.7128-64-5 on the basis of using titanium dioxide for whitening.


The amount of Optical brightener OB 184 CAS NO.7128-64-5 used in paint products is usually about 200g, and its whiteness value can be increased by 10 points. The Optical brightener OB 184 CAS NO.7128-64-5 can be regarded as a star product in the brightener industry. Because of its high cost performance, it is not only used in the paint and ink industry, but also almost suitable for the whitening of various white plastic products.


Product Name

OPTICAL BRIGHTENER OB

C.I NO 

184

CAS Number

7128-64-5

Items

Standard Value

Test Result

Appearance

Light yellow green crystal powder

Light yellow green crystal powder

Melting Point

196-203℃

200℃

Purity

≥98.5%

99.4%

Fineness

≧100 mesh

210 mesh

Transmittance %

450nm

500nm

 

97%

98%

 

97%

98%

Volatile Content

≦0.3%

0.2%

 

Packing description:

Packaged with 25kg fiber drum with pallet

Storage:       

Store in cool & dry place.


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