Outdoor Fluorescent Optical Brightening Agent Ob 184 for Plastic Paint

• CAS No.: 7128-64-5, 4404-43-7
• EINECS: 230-426-4
• Environmental Protection: Yes
• Color: Green
• Kind: Fluorescernt Brighening Agent
• Appearance: Powder
• Model NO.: OB
• Purity: 98%
• Color Tone: Bluish
• Melting Point: 196-203 Degree
• Feature: Weather Resistance
• Food Contact: Yes
• Transport Package: 25kg/Drum
• Specification: 400um
• Origin: China
• HS Code: 32042000
• Production Capacity: 1000000kg/Month

Product Description

Outdoor Fluorescent Optical Brightening Agent OB 184 for Plastic Paint
  

Product Name	Optical brightener OB (C.I. 184 / C.I.28 )
MF	C26H26N2O2S
EINECS No	230-426-4
CAS No	7128-64-5, 4404-43-7
Chemical  Name	2,5-bis(5-tert-butyl benzoxazoly-2'-)thiophen
Appearance	Light green powder
Purity	≥98%
Melting point	198~202 °C
Volatile:	<0.5%
Package	20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.
Applications: It is widely used in thermoplastic such as PVC, PE, PP, ABS, PS, and unsaturated resin and paint, ink and oil soluble coatings.
Properties:  The product is light green or green powder, non-toxic and tasteless, can dissolve in alkane, fat, mineral oil, paraffin and most organic solvents, the absorption spectra of the largest value for 375 mm (in ethanol).
Dosage: PVC whitening: 0.01~0.05%;       to improve the light intensity: 0.0001~0.001% Polystyrene :0001~0.001%;        ABS:0.01~0.05%; Polyolefin matrix: 0.0005~0.001%  White matrix: 0.005~0.05%

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