OPTICAL BRIGHTENER AGENT APL

Basic Information

Optical Brightener Agent versatile products for Wet-End and Size Press

 

PROPERTIES APPLICATION         
CI NO. 113 Wet-End  
 Chemical characteristics : Stilbene derivative Size Press  
 Supply Form: Light Brown Liquid    
 Ionicity : Anionic pH: 7-12
 Affinity: High    
 Colour : Bluish    
 pH: 9.5-11
 Shelf life : Six months

 

 

METHODS             

Optical Brightener (WET END)

LPWHITE APL CONC. is mostly suitable in the furnish. Compare to tetrasulphnic type OBA, it performs even better at high speed machines due to its high affinity with pulp fibers. It can be dispensed batch-wise in pulper or mixing chests at pH from 6 to 8.

 

Care must be taken that the product has to be applied not with either alum or cationic auxiliaries at the mean time. Ionic bonding of LPWHITE APL CONC. and cations may form and cause LPWHITE APL CONC. insoluble in water.

 

Required Amount:

LPWHITE APL CONC. gives its best performance with dosage of 1,000-15,000PPM on the dry weight of the furnish. The required brightness can usually be obtained cost effectively by judicious splitting application of LPWHITE APL CONC. in the furnish.

SLOPE : (1) pH =8 (2)TAPPI WHITENESS

OPTICAL BRIGHTENER AGENT APL 0

 

Optical Brightener (SIZE PRESS)

LPWHITE APL CONC. is also suitable when applied with starch at the size press. It can be used in combination with CMC, PVA and anionic or weakly cationic synthetic sizing additives.

 

Required Amount:

LPWHITE APL CONC. gives its best performance with dosage of 1,000-7600 ppm in size press liquor.

SLOPE: (1) pH =8 (2)TAPPI WHITENESS

OPTICAL BRIGHTENER AGENT APL 1

PACKAING:     

Packing available forLPWHITE APL CONC. is 1,150 kg IBC tank, 23 ton Flexitank or 200kg plastic drum.

STORAGE:     

Liquid product, crystallization may occurred while the temperatures of surrounding lower than – 5℃, in order to dissolves, agitation and heating is highly recommended.

Contact Details

Phone Number : +86-21-80181916

WhatsApp : +8618516375790