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Shandong Raytop Chemical Co.,Ltd
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Address: south of Weiba Road, Yanwei Harbor, Guanyun County, Jiangsu Province, China 222228

Phone: 86-186-15203806

Contact name:Ms. Emily

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Shandong Raytop Chemical Co.,Ltd

City & Province Lianyungang Jiangsu
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Product Details

Product Name

Optical Brightening Agent OB-1

Chemical Name

2.2’-(4.4’-diphenol vinyl) dibenzoxazol

CAS No.

1533-45-5

C.I. No.

393

Structural Formula

Molecular Formula

C28H18N2O2

Molecular Weight

414 

Technical Index

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

Uses

Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization. 

For whitening of polyester and nylon; also used in ABS, PS, HIPS, PA, PC, PP, PET,EVA, PVC, etc.

Rate of use: (per 1000kg of substrate) 
Polyester: 75-300g 
EVA, PP, nylon: 75-200g

Package

25kg per fiber drum