CHEMIPEARL(development article)
Polyolefin-based Aqueous Dispersion
CHEMIPEARL™, which is made of fine particles of polyolefin, uses Mitsui Chemicals’ unique technology and is an environmentally friendly aqueous dispersion that does not use emulsifying agents or organic solvents (except for some grades and Products in Development).
Abrasion resistant Improved slip properties Anti-blocking agent Superior application properties Outstanding heat-sealing properties Hygienic qualities
Usage detail
Additives for printing ink, heat sealants
Usage
Characteristic
- Basic information
- Details of Characteristics
- Details of Applications
BASIC INFORMATION
New Chemipearl™ is polyolefin dispersion using our proprietary technology.
New Chemipearl™ has no chloric material or solvents.
New Chemipearl™ has improved adhesive strength for a variety of substrates.

Primer for Coating

※The detail of HP-400 is written as below.
Heat-sealing agent for Aluminium and Olefin Substrates

※The detail of EP501H is written as below.
Heat-sealing agent for Olefin Substrates

※The detail of HP-400 is written as below.
Adhesive Primer and Heat-sealing agent for Paper , Nonwoven fabrics , Fiber

※The detail of HP-400 is written as below.
Heat seal strength of EP501H

Evaluation conditions
Thickness:3μm
Drying:150℃ × 30sec
Heat sealing:200℃ × 2sec (CPP / CPP: 150℃ × 5sec)
Weight:1 kg / cm2
Evaluate after 24 hr at room temp.

Evaluation conditions
Thickness:10µm
Baking:80℃ × 30 min
10 × 10 (1mm width) cross-cut adhesion test (using adhesion tape)
After drying, leave it at room temp.

PET:Polyethylene terephthalate
PS :Polystyrene
PES:Polyether sulfone
PBT:Polybutylene terephthalate
PPE:Modified polyphenylene ether
POM:: Polyacetal
PC :Polycarbonate
PPS:Polyphenylene sulfide
Glass:JIS_R3202

CHARACTERISTICS
Grades and Applications of CHEMIPEARL™

CHEMIPEARL™ GRADES AND APPLICATIONS(A Type/M Type/S Type/V Type)

CHEMIPEARL™ GRADES AND APPLICATIONS(W Type)

Applications
Additives for Printing Inks

1.Particles project above the surface of the ink.
2.In the rub-off test,particles are spread on the surface of the ink.
3.Soft wax dispersion has excellent rub-off resistance *1,but gives low slide angle.


CHEMIPEARL™’s Resistance to Abrasion
High abrasion resistant qualities with minimum application
Thickness of Coating
Amount Of Coating |
0.2% | 0.5% | 1.0% |
---|---|---|---|
CHEMIPEARL™ W410 |
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CHEMIPEARL™ W400 |
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Wax Dispersion of Competitive Product | ![]() |
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Non-Applied Surface | ![]() |
Abrasion Test using red ink. (Weight: 4 lbs / Friction Times: 120 rubs)
CHEMIPEARL™ W Grade Distribution

Heat sealing applications of CHEMIPEARL™


Chemipearl™ S Al/Al Heat Seal Strength

Coating Weight: 3.5-4.0 g/m2(dry)
Drying Condition: 120°C×30sec
Heat Sealing:2kg/cm2×1Sec
Peeling Mode:T mode
Peeling Speed:50mm/min
Chemipearl™ S and V Paper/Paper Heat Seal Strength

Coating Weight: 3.5-4.0 g/m2(dry)
Drying Condition: 120°C×30sec
Heat Sealing:2kg/cm2×1Sec
Peeling Mode:T mode
Peeling Speed:50mm/min
Application of CHEMIPEARL™S



CHEMIPEARL™ V Application for Anti-blocking Agents

CHEMIPEAL™ V

CHEMIPEAL™ A
