Fluorescent Brightener PS Optical Brightening Agent PS

• CAS No.: 12224-12-3
• Formula: C18h14n2o2
• EINECS: 602-366-2
• Appearance: Powder
• Usage: Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Surfactants
• Color: Green
• Model NO.: KW
• Transport Package: 25 Kgs Drum
• Specification: powder
• Trademark: KINGWAY
• Origin: China
• Production Capacity: 500000mt/Year

Product Description

Name: Fluorescent Brightener PS

 

Key Words:

Optical Brightening agent PS, Optical Brightener PS,

Optical whitening agent PS, Brightener PS

 

Appearance: Straw yellow needle-like crystal

 

 Index:

Item	Index
Appearance	Straw yellow needle-like crystal
Melting point ≥	183°C
Fineness (residuum through screen with 20um aperture)	5
Moisture ≤	0.5
C.I. NO.	135

 

Performance and usage:

It is dissolved in benzene, alcohol, and ether, etc; resists acid and alkali; stable chemical performance; has good whitening effects on PVC, polypropylene, polyethylene, dylene, polyurethane, polyformaldehyde methyl propionate artificial leather, floor leatherette, ABS engineering plastic, polyester film, and organic glass, etc.

 

Application process:
After dissolved by plasticizer, it can be milled into suspension through three-roller miller, and formed mother liquid; and then add whitening suspension evenly in the processing, it can be plasticized under certain temperature (related with the time); it produces whitening effect under 120-160°C per half hour generally, and 180-190°C per hour. Or mix all the raw materials firstly and then add PS whitener under 160°C for five minutes and roll into piece.
Matching (weight ratio):
Plastic: Whitener PS=10000: (2-5)
Solution: Whitener PS= (2-3): 1
(Dibutyl ester, and xylene, etc can be heated and then dissolved.)

 

Package, storage, and transport:
Carton pail lined with plastic bag; net weight: 25kg; Keep from sunshine, dampness; two years valid period.