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optical brightener OB (C.I.184 and CAS no.7128-64-5)

optical brightener OB (C.I.184 and CAS no.7128-64-5)

optical brightener OB (C.I.184 and CAS no.7128-64-5)

Product Details:

Place of Origin: CHINA
Brand Name: jinguang
Model Number: C.I.184

Payment & Shipping Terms:

Minimum Order Quantity: 1kg
Price: US $15.0-22.0/KG
Packaging Details: 25KG/DRUM OR CARTON
Delivery Time: 10days after receiving orders
Payment Terms: T/T,D/P
Supply Ability: 10 mt/day
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Detailed Product Description

 

 

FLUORECENT BRIGHTENER  OB

C.I.184       CAS:7128-64-5

STUCTURE:

  optical brightener OB (C.I.184 and CAS no.7128-64-5)               

MOLECULAR FORMULA: C26H26N2O2S

MOLECULAR WEIGHT: 430.2 (As International relative Atom Mass 1997)

MAX UV ABSORPTION WAVELENGTH: 375 nm(ethanol)

MAX OPTICAL EMITTING  WAVELENGTH: 435 nm

EXECUTIVE STANDARD: HG/T3703-2002

Item

Indice

Appearance

White light yellow or milk white powder

Purity

≥ 99.0%

Melting point

201-202℃

Ash

≤0.5%

Volatile content

≤0.5℅

SPECIFICATIONS 

   

 

 

 

PROPERTY                   Optical Brightener OB is a kind of benzoxazole compound. It is odorless, hard to dissolve in water, soluble in paraffin, fat,mineral oil, wax and common organic solvents. It can be used for whitening thermoplastic platics,PVC,PS,PE,PP,ABS,Acetate fiber, paint, coating, printing ink,etc. It can be added at any stage in the process of whitening the polymers and make the finished products emit a bright bluish white glaze. It can also be used as special marks in indentify anti-fake material if used in printing ink.

APPLICATION            Thoroughly dispersed in all those polymers. If any ultra violet spectrum absorption agent is used in the polymers, the optimal dosage of optical brightener OB should be adjusted.

 PROCEDUR             PVC    white 0.01-0.05%(10-50g)         transparent 0.0001-0.001%(0.1-1g)         PS     white 0.001%(about 1g)           transparent 0.0001-0.001%(0.1-1g)        ABS    natural color 0.01-0.05%(10-50g)   white  0.01-0.05%(10-50g)            PE/PP  colorless 0.0005-0.001%(0.5-1g)    white 0.005-0.05%(5-50g)              other plastic are like above

PACKAG                 Packed in cardboard bucket or cardboard box after being firstly packed in plastic bag.Net weight per bucket is 20kg or 25kg.

TRANSPORTATION       Should avoid sunlight and crash

STORAGE                Should be stored in cool,dry and ventilate place, and storage time should not exceed 2 years

Contact Details
Shanxi Colorshine Chemical Industry Co.,Ltd

Contact Person: Ms. April

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