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Shanghai Linebon Fine Chemical Co., Ltd.

Plastic Oba, Oba CAS 7128-64-5, C. I. 184 manufacturer / supplier in China, offering C. I. 184 CAS 7128-64-5 Ob Plastic Optical Brightener Fluorescent Whitening Agent, Fluorescent Brightening Agent Er-2 C. I. 199 CAS 13001-38-2 for Plastic, CAS 27344-41-8 CBS-X for Washing Fluorescent Whitening Optical Brightener and so on.

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Supplier Homepage Product Optical brightener plastic industry C. I. 184 CAS 7128-64-5 Ob Plastic Optical Brightener Fluorescent Whitening Agent

C. I. 184 CAS 7128-64-5 Ob Plastic Optical Brightener Fluorescent Whitening Agent

FOB Price: US $36-38 / kilogram
Min. Order: 100 kilogram
Min. Order FOB Price
100 kilogram US $36-38/ kilogram
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Production Capacity: 500tons/Year
Transport Package: Drum/PP Bag
Payment Terms: L/C, T/T, Western Union

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OBA FOR PLASTIC
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Basic Info
  • Model NO.: OB C. I. 184
  • Environmental Protection: Yes
  • Kind: Plastic Optical Brighener
  • Other Name: Fluorescent Whitening Agent
  • MW: 430.2
  • Delivery Date: Within 1 Week
  • Trademark: linebon
  • Origin: China
  • Certification: SGS
  • Color: Yellow
  • Appearance: Powder
  • Mf: C26h26n2o2s
  • Sample: Available
  • Valid Date: 2 Years
  • Specification: SGS
Product Description

Optical brightener OB
C.I. 184 CAS 7128-64-5
 

CHEMICAL NAME: 2,5-bis(5-tertbutyl-2-benzoxazolyl)thiophene

MOLECULAR FORMULA: C26H26N2O2S (As International relative Atom Mass 1997)

MOLECULAR WEIGHT: 430.2

Max UV ABSORPTION WAVELENGTH: 375 nm (ethanoll)

SPECIFICATIONS:

Item

Indices

Appearance

light yellow or milk white powder

Purity

≥ 99.0 %

Melting point

201-202ºC

Ash

≤ 0.1%

Volatile content

≤ 0.4%


PROPERTIES:

Optical brightener OB is a kind of benzoxazole compound, lt 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 plastics, 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 emitt a bright bluish white glaze.

It can also be used as special marks in identify fakless material if used in printing ink.

 

DIRECTION FOR USAGE:

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

 

DOSAGE: (per 100 kg polymer ):

PVC white  0.01-0.05% (10-50 g)            transparent  0.0001-0.001% (0.1-1 g)

PS  white  0.001% (about 1g )              transparent 0.0001-0.001% (0.1-1 g)

ABS natural color  0.01-0.05% (10-50 g)      white  0.01-0.05% (10-50 g) 

PE, PP colorless  0.0005-0.001% (0.5-1 g)     white  0.005-0.05% (5-50 g) 

 Other plastic are like above

 

PACKAGE: Packaged in iron drum or cardboard barrels. Net weight is 25 kg or 50 kg each.

STORAGE: Should be stored in cool and dry place.

Why us :
 
1. High quality under strict QC/QA system with GMP factory price and best service.
 
2. Fast and safe delivery with secure and discreet shipment.

3. Double check before delivery to make sure correct.

4. Third-party Inspection
 
5. Providing complete services with our resource integration, we can thus create more competitive advantages for you!


Thank you for ordering and hope you enjoy your purchase here. Your comments are always welcomed and very important in our long-term business corporation.

FREE SAMPLES can be sent for your evaluation!
Contact me now for further business :-)
C. I. 184 CAS 7128-64-5 Ob Plastic Optical Brightener Fluorescent Whitening Agent
C. I. 184 CAS 7128-64-5 Ob Plastic Optical Brightener Fluorescent Whitening Agent

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