The difference between Optical Brightner OB 184 and OB-1 393

The difference between Optical Brightner OB 184 and OB-1 393
The difference between Optical Brightner OB 184 and OB-1 393
The difference between Optical Brightner OB 184 and OB-1 393
The difference between Optical Brightner OB 184 and OB-1 393
The difference between Optical Brightner OB 184 and OB-1 393
Brand
Raytop
Appearance
Yellow Green
Purity
98.5%
Color shade
Blue
Finess
400-800 mesh
Package
10kg/25kg per fiber drum
Shelf Life
2 years
Transport
by sea or by air
Molecular formula
414/430
CAS
7128-64-5/1533-45-5
Color light
blue
Solubility
solvent solubility
Wavelength
374nm
Optical brightener OB & OB-1 both can used for plasics,but many customers think they are the same product,that is because they do not know the differences between OB & OB-1.Even they are different products,but their appliaction and end products are the same,they both can be used for PP,PVC,PE,PET etc products.

Optical brightener OB & OB-1 both can used for plasics,but many customers think they are the same product,that is because they do not know the differences between OB & OB-1.Even they are different products,but their appliaction and end products are the same,they both can be used for PP,PVC,PE,PET etc products.

optical brightener powder.jpeg

Now we want to explain the differences between OB 184 and OB-1 393.

In fact,optical brightener OB is totally different material from optical brightener OB-1.


The different raw material  between Optical Brightner OB 184 and OB-1 393:

Optical Brightner OB 184 main raw material:2,5-Thiophenedicarboxylic acid,2-Amino-4-tert-butylphenol

Optical Brightner OB-1 393 main raw material:2-Aminophenol 

Optical-Brightner-OB 184-and-OB-1-393.JPG

The data sheet differences between Optical Brightner OB 184 and OB-1 393:


Chemical Name:Optical Brightner OB 184:2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene

                       Optical Brightner OB-1 393:2.2’-(4.4’-diphenol vinyl) dibenzoxazol


C.I No.:Optical Brightner OB 184:184

          Optical Brightner OB-1 393:393



CAS No.:Optical Brightner OB 184:7128-64-5

             Optical Brightner OB-1 393:1533-45-5


Molecular Formula:Optical Brightner OB 184:C28H18N2O2

                             Optical Brightner OB-1 393:C26H26N2O2N2


Molecular Weight:Optical Brightner OB 184:414

                             Optical Brightner OB-1 393:430


Technical Index differences between Optical Brightner OB 184 and OB-1 393:

Optical Brightner OB 184 technical Index:

Appearance:yellowish green powder 
Melting Point:357~359°C 
Purity:≥99%

Optical Brightner OB-1 393 technical Index:

Appearance:slight greenish yellow powder 
Melting Point:200-202°C 
Purity:≥99%

OPTICAL BRIGHTENING AGENT PACKAGE.JPG









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Name: Omar         time:2022-01-13 14:49:50
High quality optical brightner and fast shipping. Customer service was awesome.

Name: W. Friesen        time:2021-12-30 14:59:04
Works great, arrived quickly.

Name: Elvis Williams        time:2021-12-27 10:19:10
I am happy with the quality and price of your optical brightner.

Name: Marvin         time:2021-12-24 14:00:34
The Optical Brightner did everything it claimed to do. It is so great!

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