Chemical nature

Urea Methanal Condensate

Applicatoins
　

• PAINT & INK

As soft feeling matting agent and filler

• COaing

As oil or water absorber on plastic films, and slipping improvement agent

• papers & board

In coating for lowering paper weights

• FILLER 

For paints, ink, adhesives, pressure sensitive paper, plastics, rubber, etc.

Highlight of Properties

 à     Narrow distributed sub-micron-sized spherical particles with cluster structure;

à     Insoluble and non-melting;

à     Inert and inactive; strong resistance to heat, solvent, acid and alkaline;

à     high mechanical strength

sem of JJ-25 showing cluster structure

technical specifications
　

Appearance

White solid particles, with cluster characteristics

pH-value

Neutral (5% dispersion in water)

Moisture

< 15% (2 gram under 140℃ for 0.5 hours)

Specific Gravity

~1.45 (20℃)

Bulk Density

~0.1 – 0.2 g/ml

Solvent Resistance

Not soluble in most organic solvent systems.

Reflective index

~ 1.57 (20℃)

Primary Particle Size

0.1 – 0.3 mm

Secondary Particle Size

2 - 5 mm

Heat stability

Max. 215℃

Storage

Under conditions that are cool, dry, covered, away from direct sunlight and free of airborne contaminates, JJ powders have an indefinite shelf life.

Disclaimer:  The information hereon has been compiled from sources which we believe to be reliable, but we assume no responsibility or liability for its accuracy or for the result of any application made of any information contained herein, nor do we assume any liability for infringement of any patent which may result from the application of such information.