■ Products ■
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I. Surface Treatment Technology |
As the front running leader in surface treatment technology, the Miyoshi group offers advanced
premium quality pigments, with
the use of
our proprietary know-how in order
to satisfy
all cosmetic needs.
Lipoamino acid (LP) Treatment
Lipoamino Acid is the collective term of
a complex or compound that contains amino
acid and lipid. Excellent dispersibility
and spreadability, smooth feeling and non-powdery
finish. These properties of LP are very suitable
for powder / liquid foundations and eye shadows. |

II Composite Technology |
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We have various types of functional composites.
These pigments impart improved texture, increased
skin adhesion, and provide long-lasting and/or
soft focus effects in various formulations
Excel Mica JP-2
New and improved soft-focus powder
for make-up
products. An aluminum hydroxide
coating on
mica effectively diffuses the
optical characteristics
of light for a natural finish
and a soft-focus
effect. A synthetic mica version
for liquid
foundations and skin-care applications
is
also available.
Powder Lavie
Free fatty acids, especially
unsaturated
fatty acids, tend to lower the
melting point
of sebum and thus affect the
wear property
of foundations. “Powder La Vie”
possesses
unique selective adsorption property
of these
fatty acids within the matrix
of hydroxyapatite
/ zinc oxide on sericite. “Powder
La Vie”
also exhibits excellent deodorant
effect
against short-chain fatty acids.
SXI-5
Platy mica coated with sub-micron spherical
silica and further surface treated
by our
patented dimethicone treatment.
Extremely
smooth texture.
SXI-9
Unique SXI technology is now available with
highly effective sub-micron alumina
beads.
The alumina bead coating on mica
provides
better light diffusion while
giving lubricious
texture.
SXI-9S
The alumina bead coating on sericite version
of SXI-9 mentioned above, which
also provides
better light diffusion while
giving lubricious
texture.
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III. Bulk Technology |
Breakthrough MiBrid technology gets the best
out of pigments and makes it
easy to use
in a variety of formulations
MiBrid Treated Powders/Dispersions
MiBrid is the combination of
double surface
treatment on inorganic pigments.
It can be easily dispersed without surfactant
and maintains free-flowing properties at
over 50% pigment contents in low viscosity
oils.
MiBrid Sunscreens
Novel double-layered coatings on ultrafine
TiO2 and ZnO dramatically improve the dispersion
quality and flow properties of these powders.
Over 50 % powder contents dispersed in cyclomethicone
still results in free-flowing oil dispersions.
Better dispersion quality also provides transparency
and high SPF. A formulation with a 10 % level
of TiO2 resulted in an SPF of over 30 (in
vivo, 5 subject FDA screening method).
Also, oil dispersion of microfine TiO2 in
isononyl isononaoate is available for non-silicone
based formula.
for Colors
MiBrid Treatment on inorganic
color pigments
in Cyclopentasiloxane maximizes
color strength.
Color pigments conform to FDA
and EU standards. MiBrid Color Dispersions also enhance the
color development of pigments
even at high
powder concentration (65%-80%)
in low-viscosity
Silicone oil.
WHP-CL-1
Powder dispersion ready for use
in two-phase
powder lotions. Simple dilution
with water
and/or alcohol provides an excellent
powder
lotion! Contains ZnO for astringent
/ skin
tightening effects. |

IV. Others |
SA-Luce Colors
Novel silica / dimethicone coated
pigments
for make-up products. Very transparent
and
ideal for pressed powder foundations
and
also two-way foundations.
SA-SB-300 (7%)
Dimethicone treated spherical
silica for
skin-care and sunscreen products.
As little
as 1 to 2 % into the oil phase
improves the
texture, drying time, and tackiness.
SI-T-CR-50-Z (80%) LHC
Extremely easy to disperse methicone
treated
titanium dioxide. Reduced course
feeling
and improved opacity. Ideal for
liquid foundations
and high-coverage two-way foundations. |