Optical Brightener OB

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CAS NO.： 7128-64-5

FOB Price： NEGOTIABLE Get Latest Price

Specification： ≥99%

Documentation： Get COA after inquiry

Lead Time： 14-30 days

Max Capacity： -

Packing： 25KG/Fibre Drum

Product Detail

Properties

Optical Brightener OB

Product details:

C.I.：184

CAS NO.：7128-64-5

Appearance: Light yellow or milk white powder

Content: ≥ 99%

Melting point: 196-203℃

Application: Suitable for all kinds of plastics、 good light transmittance, excellent weather resistance、 high efficiency and environmental friendly.

Product advantages

Properties

This product is used for whitening of polyvinyl chloride, polystyrene, ABS resin, polyolefin and polyester, and also for whitening cellulose acetate, polymethyl methacrylate and foam artificial leather. Also used in varnishes, paints, UV curable coatings, printing oils, chemical Book inks, fats, oils, packaging materials. It can be used as anti-counterfeiting mark in printing ink. In photography, it can be used to improve the whiteness of the non image area of the photo and make the photo turn into fluorescence when it is irradiated by ultraviolet light. Produce whitening and brightening effect.

CAS No.

7128-64-5

Formula

C26H26N2O2S

Molecular Mass

430.56200

Exact Mass

430.17100

PSA

80.30000

Logp

7.95950

IUPAC

5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole

Matter Classification

organic

Category

Melting Point

199-201 °C

Density

1.26

Boiling Point

531.2ºC

Flash Point

275.1ºC

Appearance

Bright yellow powder

Acidity and Basicity

acidness

HS Code

32042000

Export Formalities

A M

UN No.

0.0

DG-Class

0.0

Risk Code

R36/37/38

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Shandong Subang Fluorescence Technology Co.,Ltd.

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Optical Brightener OB

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