optical brightener FP-127

optical brightener FP-127

This product optical brightener FP-127 for all kinds of plastic and plastic products have very good whitening effect, for PVC, and polypropylene plastic products whitening effect is more outstanding, the leatherette whitening effect is ideal, this product optical brightener FP-127 has the advantages of long stored not yellow, do not fade.

Product Details

optical brightener FP-127 (optical brightener 378)

other name: optical brightener 378, fluorescent brightener FP-127, fluorescent whitener FP-127

1、Performance:

Appearance: Light yellow or milk white crystalline powder

Structure type: belong to two styryl biphenyl type brightener

Acid-proof alkaline, can with strong acid and alkaline

Melting point: 216-222℃

Solubility: optical brightener FP-127 (optical brightener 378) insoluble in water, soluble in organic solvents such as tetrachloroethylene, DMF, etc


2、Application:

This product optical brightener FP-127 (optical brightener 378) for all kinds of plastic and plastic products have very good whitening effect, for PVC, and polypropylene plastic products whitening effect is more outstanding, the leatherette whitening effect is ideal, this product optical brightener FP-127 (optical brightener 378) has the advantages of long stored not yellow, do not fade, the same products abroad have Uvitex FP.


3、Method and Dosage of use:

The whitening agent FP - 127 (optical brightener 378) with 0.01 - 0.05% on weight of plastic, before all kinds of plastic products shaping processing, mix with plastic particles.


4、Specifications indicators:

Appearance: Light yellow or milk white crystalline powder

Purity: ≥99%

Melting point: 216-222℃

Maximum absorption peak: 368

Maximum fluorescence reflection: 436

Specific gravity: 1.23/cm3

Thermal stability: greater than 300 ℃, which can meet the temperature requirements of various plastic manufacturers processing


5、Packing specification:

20kg / 25kg cardboard drum, stored in a cool, dry place

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