optical brightener (OB-1)/ for plastic chemicals
1) Appearance: yellow crystal power
2) Fineness through
Optical Brightening Agent OB-1 for plasitc
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Chemical name:
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2,2'-(4,4'-diphenol vinyl) dibenzoxazol
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Structural formula:
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Molecular formula:
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C28H18N2O2
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Molecular weight:
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414
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Properties:
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The product is yellow crystal powder .Its melting point is 359°C,It is unsolved in water , no odor ,having stable performance and strong fluorescence, its maximum absorption spectrum wave length 374nm, the wave length transmitted by fluorescence being 434nm . |
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Technical conditions:
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Appearance: yellow crystal power
Melting point: ≥359°C
purity: ≥98%
Fineness through: 100 meshes
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Use:
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It is mainly used in increasing whiteness of original polyester liquid , especially for creasing whiteness of polyester fibre, cotton, fabric blend ,and also plastic products. |
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Package:
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It is packed in 20Kgs paper board bucket. It can be packed according to the requirement of the user. |
Note: It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.