List of Products

Zirconia Fine Particles

ZIRCOSTAR™

Base MaterialsTypeAverage Particle Diameter (μm)Particle Size DistributionFormPhysical PropertiesExamples of Applications
Refractive IndexTrue Specific Gravity
Crystalline zirconia dispersion in MEK (concentration of 70%)ZP-1530.01NarrowDispersionApprox. 1.8 (particles)• Nanofillers with a high refractive index
• Materials for adjusting the Abbe number and refractive index
• Dental materials
Crystalline zirconia dispersion in benzyl acrylate (concentration of 80%)HR-1010.01NarrowDispersionApprox. 1.8 (particles) 1.67 (on an as is basis)

Silica Fine Particles

SEAHOSTAR™ KE

Base MaterialsTypeAverage Particle Diameter (μm)Particle Size DistributionFormPhysical PropertiesExamples of Applications
Refractive IndexTrue Specific Gravity
Amorphous silica (dispersion in ethylene glycol, concentration of 20%)KE-E100.1NarrowDispersion1.43
(silica)
1.2
(silica =2.0)
• Fillers for semiconductor sealing materials
• Fillers for liquid crystal sealing agents
• Anti-blocking agents
KE-E300.3
KE-E1501.5
Amorphous silica (dispersion in water, concentration of 10 – 20%)KE-W100.1NarrowDispersion1.43
(silica)
1.1
(silica =2.0)
KE-W300.3
KE-W500.5
Amorphous silicaKE-P100.1NarrowPowder1.431.9
KE-P300.3
KE-P500.5
KE-P1001
KE-P1501.5
KE-P2502.5
KE-S300.3NarrowPowder1.432.2
KE-S500.5
KE-S1001
KE-S1501.5
KE-S2502.5
Surface treatment type0.1〜2.5NarrowPowder1.432.2

Organic-Inorganic Hybrid Fine Particles

SOLIOSTAR™ RA

Base MaterialsTypeAverage Particle Diameter (μm)Particle Size DistributionFormPhysical PropertiesExamples of Applications
Refractive IndexTrue Specific Gravity
Organic-inorganic hybridProduct3.5NarrowPowder1.541.1• Particles for antireflective films
• High precision gap control agents
3.51.591.1
4.81.551.2
51.521.2
51.571.2
61.541.2
Product in Development2~801.50
~1.60
1.1
~1.4

Acrylic and Acrylic-Styrene Fine Particles

EPOSTAR™ MV

Base MaterialsTypeAverage Particle Diameter (μm)Particle Size DistributionFormPhysical PropertiesExamples of Applications
Refractive IndexTrue Specific Gravity
Acrylic crosslinked substanceMV10022WidePowder1.511.2• Anti-blocking agents
• Light diffusion agents for optical films
• Matting agents
• Void forming agents
MV10044
MV10066
MV101010

EPOSTAR™ MX

Base MaterialsTypeAverage Particle Diameter (μm)Particle Size DistributionFormPhysical PropertiesExamples of Applications
Refractive IndexTrue Specific Gravity
Acrylic crosslinked substance (dispersion in water, concentration of 7.5 – 10%)MX020W0.02NarrowDispersion1.541.2• Slipping agents
• Void forming agents
• Film reinforcing agents
MX030W0.04
MX050W0.07
MX100W0.15
MX200W0.35
MX300W0.45

EPOSTAR™ MA2003

Base MaterialsTypeAverage Particle Diameter (μm)Particle Size DistributionFormPhysical PropertiesExamples of Applications
Refractive IndexTrue Specific Gravity
Acrylic-styrene crosslinked substanceMA20033WidePowder1.561.2 Light diffusion agents for optical films

Benzoguanamine-/ Melamine-formaldehyde Fine Particles

EPOSTAR™

Base MaterialsTypeAverage Particle Diameter (μm)Particle Size DistributionFormPhysical PropertiesExamples of Applications
Refractive IndexTrue Specific Gravity
Benzoguanamine/formaldehyde condensateMS2WidePowder1.661.4・Light diffusion agents
・Matting agents
・Toner additives
M055
L159
Benzoguanamine/melamine/formaldehyde condensateM303MiddlePowder1.661.4
Melamine/formaldehyde condensateSS0.1MiddlePowder1.661.5
S0.2
FS*0.2
S60.4
S121.2
* Low formalin type

Created July 31, 2019

Please be sure to read the Chemical Products Safety Data Sheet (SDS) when handling this product.