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MEGAMI CONTENTS
P3-4 LED UV Ink & Power saving UV Ink.
Our pioneering strife to expand the application to UV Web and Plastic Substrate.
What is different from conventional UV printing system? What are its advantages.
Introduction of Retrofit UV System and UV lamp system makers.
What is different about LED UV system and Power saving UV system?
P5-6 Metallic inks ranging from Oil based, UV offset & UV Flexo metallic
to Water based Flexo metallic.
Non Leafing Silver to bring in bright pastel colored silver or tinted silver.
P7 What is Low Migration Ink? To comply with global regulations for foods.
What is Pearl Silver ink? What is Multi Polarized Pearl ink?
Waterless UV ink introduction.
What is water based Pressure Sensitive Adhessive?
How to protect personal data of mail.
How to arouse reader's curiosity for Ad and special article of a magazine.
P8-9 What are our Megacure UV three different type inks?
1. Cardboard paper printing
2. Abserbent and non abserbent substrate printing
3. Exclusive use for non abserbent substrate
Our Primary
Product Line INK
Megami Ink Mfg. Co., Ltd
2013.10.21
Tadao Arai
President & Representative Director
Megami Ink Manufacturing Co., Ltd
In April, 2013, Megami Ink Mfg. Co., Ltd. celebrated its 85th year in operation. Throughout all the profound changes in the business environment that have occurred during our long history, we have never waived from our commitment to product quality, social responsibility, and compliance. For the future of younger generation, we are working hard to reduce the impact of an ink product’s entire lifecycle on the environment, from its manufacture to final disposal. We feel we must reach back to the spirit in which this company was founded and work together with our customers to move the printing industry toward a new stage.
Megami Ink Mfg. Co., Ltd believes that utmost
consideration should be given to environmental
preservation as one of the 21st century's most important
challenges. We have been committed to realize
sustainable society for the next generation by upholding
our environment policy on our corporate social
responsibility philosophy.
Thus, we will make a contribution more to global society
by developing environment-responsive products.
To hand over to future generations, a look at how Megami
Ink Mfg. Co., Ltd. is working to help our environment:
P.2
Dongguan Plant in Guangzhou
Province, China.
Gunma Factory is located about 2 hours' drive to the North of Tokyo. We
have manufactured consistent and environment-conscious quality products.
Dongguan Plant in China: For overseas market we can allocate most suitable products
to the customers, qualitatively and pricewise, from our Dongguan Plant and other Asia
based manufacturers including Gunma Plant and Tokyo Plant.
Photo Below: Our executives of Technical Dept. meet cliants at China Print 2013.
Gunma Plant at the foot
of Mt. Myougi.
Megami Corporation :MC in Chicago plays an
important role to distribute our products to North and
South America and to gather products trend information
from the West.
2013.7.2
OUR LINE UP (MEGACURE LED UV AND MEGACURE FA-QD) ARE APPLICABLE TO THE FOLLOWINGTHREE PRESS SYSTEMS RESPECTIVELY.
LED UV PRESS POWER SAVING UV PRESSCONVENTIONAL UV PRESS
with UV lamp reduced in number
Press maker Ryobi, Mitsubishi. Komori, Heidelberg. -
UV Lamp LED UV.Ozone-less UV Lamp (Hybrid
UV lamp).Conventional UV Lamp.
Power SavingMore or less 70-80% saved in
power supply.
More or less 70-80% saved in
power supply.
Saved by the ratio of reducing
number of lamps.
Thermal deformation
of media by UV lampNo damage No damage
Occurs depending on heat
sensitive plastic substrate.
Ozone Not emitted.Not emitted in case Ozene-
less UV lamp is equipped.
Emitted. Odor and waste heat
discharging air duct is needed.
Other advantages
Long life lamp. Compact
press to conserve space.
Switch on & off to direct
operation without wasting
preparatory time. Odor and
heat discharging air duct is no
use, saving installation cost.
Long life lamp. Compact
press to conserve space.
Switch on & off to direct
operation without wasting
preparatory time. Odor and
heat discharging air duct is no
use, saving installation cost.
-
Our products for each
applicationMEGACURE LED UV MEGACURE FA-QD MEGACURE FA-QD
P.3
ENERGY SAVING UV INK
We have developed full line ups in MEGACURE LED UV and
MEGACURE FA-QD series, such as Process colors, Pantone spot
colors, gloss, matt, satin varnish, Gold and Silver. Outstanding
advantages are substantial power supply saving, no air duct
equipment required and ozone-less.
RETROFIT UV PRESS: MEGAMI’S SUPPORT
CORRESPONDING TO RETROFIT UV PRESS
Only one LED UV lamp module can be equipped at the part of delivery
of simple four color printing press to cure printed sheets. For printers,
who will retrofit LED UV lamp to their oil based conventional press,
we can provide with technical information, tying up with retrofit UV
lamp module makers. The more latitude of distance between UV
lamp and printed surface can be given by intensified LED UV lamp
radiation.
We are in an appropriate position to give technical advices to oil based
ink printers who may suffer initial troubles or inconvenience arising
before mechanical system, such as rollers and blanket, fits in with
LED UV printing or Power Saving UV printing.
2013.11.6
We Are Devoting Ourselves to The Development of The Following Applications.
UV MEGACURE FA-QD SERIES - (POWER SAVING UV)
● Application to the UV Web Offset. To bring in countless advantages, that is, to eliminate
massive drier energy cost of heatset web. Substantial paper waste can be minimized at the unit of
drier and paper folding because no hot air blowing enables paper run straight without meandering while
at frequent restarting until the cruising speed. Space saving owing to no long oven unit & no gas duct.
UV MEGACURE LED SERIES -( LED UV)
●Exclusive application to the Non-Absorbent Plastic Films and Aluminum metalized paper.
WHAT IS DIFFERENT ABOUT THE TWO.
Photo initiator of LED UV ink initiates photopolymerization (cross-linking reaction) by radiation of only
the specific wavelength (one peak 365 or 385-395 nm) of LED UV lamp. On the other hand, photo initiator
of FA-QD will initiate that process by radiation of multiple peaks from 300 nm up to 500 nm of UV light,
yet with far more sensitive to UV lihgt than the photo initiator of a conventional UV system does.
As far as power of prompting photopolymerization concerned, UV system of FA-QD is relatively more
powerful owing to the wide latitude of peaks than LED UV System. Therefore LED UV ink can cure
compatibly even with the FA-QD System press.
One lamp module, equipped at a delivery part of the press of both systems can make the printed
surface cured. That is why 70-80% power supply cost can be saved.
FEATURE OF LED UV LAMP
& CONVENTIONAL UV LAMP
● LED UV Lamp
100
50
0
Wavelength generating harmful ozone: 100-280 nm
Visible light : 360-780 nm. Infrared ray generating unneeded heat:
700-1800 nm
LED (Light Emitting Diode) UV Lamp for LED UV press:
LED UV curing lamp converts very efficiently input electrical power into
usable UV light to cure printed ink without generating ozone and heat.
LED UV wavelength is 365 nm or 385-395 nm.
UV lamp for power saving press:
Both ends of wavelength to be cut, i.e. less than 300 nm (Ozone
emitting area) and more than 500 nm (the latitude toward infrared ray area)
Metal Halid Lamp:
It is used for multiple layered color printing because output of longer
wavelength (300-450 nm) is stronger.
Hign Pressure Mercury lamp:
This is used for overcoating as shorter wavelength is stronger.
* For your relevant information, the picture left side is
Tokyo Skytree 634 meter high, the world's highest
free-standing broadcasting tower. Floating blue ones are
capsules loaded with sunlight- chargeable LED lamp.
100,000 pcs were drifting down Sumida River, Tokyo.
Illumination of this Tower is lit by LED lamps. High
brilliancy blue LED was invented by a Japanese researcher.
P.4
Heat
generated
ENERGY SAVING UV INK
Led UV Lamp
wave- length 365
or 385 -395 nm,
only one peak.
No ozone emits.
100 200 250 300 350 400 450 500 600 700 Wavelength nm
200 250 300 350 400 500
Ozone emit
Infrare
Visible light
Metal Halid lamp
High Pressure lamp
Hybrid UV Lamp
Lelative Intensity
Lelative Intensity
2013.9.23
Megami Ink Mfg. Co., Ltd. is one of a few leading manufacturers, specializing in UV curable ink and Metallic inks
in Japan. Since our foundation in 1928 we have been seeking for high brilliancy for value added package, as well as
high printability, responding to customers' various demands. We have developed cutting-edge press ready Metallic
oil based inks, including UV Curable offset, UV Curable Flexographic and Water based Metallic inks.
OIL BASE METALLICK INKS 1) Oil Based Metallic Ink:
Pale and Rich, Pantone Shade, Silver and Non leafing Silver.
= Gold or Silver pigment particles. = Gold or Silver pigment particles = Silver pigment particles
Reflection diffused dispersed color pigments
〇 HIGHLY BRILLIANT GOLD
Leafing pigments exhibit a tendency to float to the surface of the printed ink film and to align parallel to the surface of it. We achieved maximum brilliance and coverage as well as high printability on both of coated and uncoated paper. Therefore our products are highly acclaimed as Megami Brand by designers and printers in domestic and overseas market.
〇 GLOSS AND RUB RESISTANCE GOLD AND SILVER
Coatability is given to this types. Less leafing gains more gloss and rub-resistance. As an unique applications, it is suggested that less leafing silver mixed with leafing gold (Rich shade) makes Platinum Gold shade, with the variation of mixing ratio. For example, Silver versus Rich Gold:
50% : 50%, up to 90% : 10%.
〇 NL SILVER (Non Leafing Silver)
NL Silver can expand availability for creating novel and attractive design. Overprinting is superior in printability on NL Silver. NL Silver can be colormatched well with other color pigmented ink, that makes unprecedented bright and clear tinted metallic colors.
UV METALLIC INKS 2) UV Offset Metallic Inks: Pale, Rich shade and Silver.
UV Metallic inks, along with UV FA Series, are for applicationto high-end package printing of absorbent and non absorbent substrate. (Please check adhesion as it depends on pre-condition of
surface treatment on plastic film.)
varnishsubstrate
varnishsubstrate
varnishsubstrate
High Brilliance Version ①
1.GOLD:Pigment particle size:
4-6μ
2. SILVER:Pigment particle
size: 6-8μ
Full leafing intensifies brilliancy,
as particular shape of pigment
diffuses reflection. Instead,
floating pigment flakes brings no
High Gloss Version ②-1. 1.GOLD:Pigment particle size:
3-5μ
2.SILVER:Pigment particle size:
4-5μ
Less leafing enables better
coatability. Thin varnish layer
on the top of leafing pigment
renders glossy appearance and
②-2.
3. NL (Non Leafing) SILVER
Pigment size: 4-5μ
(1) Overprinted color ink
adheres excellent to underneath
NL Silver ink.
(2) Non leafing effect makes silver
flakes, mixed with color pigmented
inks, stays consistent in color
shade, that make color matching
job easy for pastel-colored or
METALLIC INKS
P.5
2013.9.23
3) LED UV & Power Saving UV Metallic Inks: Pale, Rich shade and Silver.
Please refer to the page of Energy-Saving UV ink series. We have full line ups of Gold and Silver
for the application of LED UV press system and Power saving UV press system. Besides Gold and
Silver, Process colors, Pantone spot colors and OP varnish (Matt, Gloss, Satin) are available.
UV FLEXO AND AQUEOUS METALLIC INKS
UV FLEXOGRAPHIC AND WATER BASED FLEXOGRAPHIC SYSTEM
Equipment Printability
Coater Roll Coater To print thick, ink is not well distributed to rollers, causing uneveness in solid area.
Chamber Coater Coating film thickness is uniform and ink(varnish) leveling is very good.
Plate Blanket (Roll Coater) Likely to be inferior in ink (varnish) transfer and leveling. Not suitable for thick coating.
Resin Plate (Chamber coater)Have constantly better ink (varnish) transfer and leveling.
4) UV Flexographic Metallic Inks: Pale, Rich shade and Silver.
Brilliancy is as high as that of gravure printing. For label, sticker and package, environment
conscious solvent free printing can be realized, by shifting from solvent based gravure printing.
5) Water based Flexographic Metallic Inks: Pale and Rich Gold.
Very environmental friendly metallic ink as it is not composed of solvent. Easy washing out
performance and no smell of toluene makes a contribution to improvement of working environment.
This is applicable to inline coater unit of offset printing press in addition to Flexographic press.
For inline coater of the offset press, chamber coater with annilox roller system is recommendable
in terms of uniformity of image, ink transferability and leveling, rather than inline roll coater.(Water based Silver is not exportable because the reaction of water /Aluminum generates hydrogen gas during
long transportation.)
Image: TNM Image Archives, 風神雷神図屏風、尾形光琳
P.6
METALLIC INKS
INLINE COATER OF OFFSET PRESS
ROLL COATER CHAMBER COATER
Blanket or Resin Plate Blanket or Resin Plate UV or Aqueous
Annilox roller Ink Chamber
UV or Aqueous Ink Pan
Paper feeding
Impression Impression
Cylinder of Coater Cylinder of Coater
Paper feeding
FLEXOGRAPHIC PRINTING SYSTEM
Flexo Resin Plate
Impression Cylinder
Printed Substrate
UV or AqueousVarnish pan
Annilox Roller
Doctor
Blade
2013.9.29
●FOR FOOD PACKAGE PRINTNGUV MEGACURE FA LMI SERIES
LMI (Low Migration Ink), We will keep on tackling with evolving global regulations over this issue. We have a broad range of LMI process color, spot colors, gloss/matt, satin varnish for food packaging, which comply with updated stringent global governmental regulations and global food maker's demands.
●FOR ADDING NOVELTY
UV Flexographic Pearl Varnish and Water based Pearl Varnish are applicable to both inline coater of aoffset press and flexographic press, however it is recommended to use chamber coater with annilox roller of inline coater or Flexographic Press to get enough pearl luster effect. Recommended annilox roller specification: 150-250 line/inch 3.5-8.0 BCM.
Mt. Myougi in spring near our Gunma factory.
●FOR WATERLESS APPLICATIONUV MEGACURE WL INK SERIES
This type of UV waterless is often used for CD/DVD printing by Hanky and Guannway Presses.
●AQUEOUS PRESSURE SENSITIVE ADHESIVE
When personal information on post cards or directmail is to be protected, it can be sealed but peelable only once. Also this adhesive is used for the secret pages of special feature article of a magazine to arouse readers' curiosity.
P.7
FOR VALUE ADDED PACKAGE DESIGN & PRINTING
FLEXOGRAPHIC PRINTING SYSTEM
Flexo Resin Plate
Impression Cylinder
Printed Substrate
UV or AqueousVarnish pan
Annilox Roller
Doctor
Blade
INLINE COATER OF OFFSET PRESS
ROLL COATER CHAMBER COATER
Blanket or Resin Plate Blanket or Resin Plate UV or Aqueous
Annilox roller Ink Chamber
UV or Aqueous Ink Pan
Paper feeding
Impression Impression
Cylinder of Coater Cylinder of Coater
Paper feeding
UV FLECURE PEARL VARNISH SERIES For both on-top and anchor printing.
AQUEOUS FLECURE PEARL VARNISH SERIES For both on-top and anchor printing.
(Aqueous Gold is for on-top printing only)
Coating with polarized pearl pigments provides different color tones at different angles.
(When printed sheets are tilted, color looks different.) Multi polarized pearl can show
continuously color changing on different viewing angle.
WHITE PEARL:
No.1 White Silver (High brilliance version) No.2 White Silver (Standard)
No.3 White Silver (High opacity)
POLARRIZED PEARL:
No. 11 Gold, No.12 Orange, No.13 Red, No.14 Violet, No.15 Blue, No.16 Green,
No.50 Gold, No.51 Orange, No. 52 Red.
MULTI POLARIZED PEARL:
No. 21 Violet Green, No.22 Blue Red, No.23 Green Orange, No.24 Green Blue.
METALLIC:
Rich Gold and Pale Gold. (Silver is not exportable due to water and aluminum
chemical reaction)
2013.9.14
UV MEGACURE PROCESS SERIES
Owing to our advanced know-how for UV ink formulation, accumulated since our Megami's foundation in 1928, we would offer several significant advantages. Most specific ones of them are better printability as well as the ink curing performance.
By formulating our particular varnish, we could successfully reduce tack value but with curbing too much flow and misting, eccessive emulsification and dot gain, as a consequence of low tack. Soft body enables to give better ink performance in terms of transferability, flowage and ultimately better milage. Immediate cure performance makes a press to run at higher speed.
We have prepared for full line ups, such as spot colors, super lightfastness (SLF Series) and other resistance ink types.
THE FOLLOWING THREE BRAND NAMES FOR DIFFERENT APPLICATIONS
●UVMEGACURE CTN PROCESS -Paper●UV MEGACURE FA PROCESS -Paper and Plastic Films●UV MEGACURE MSP -Exclusively for Plastic film & Cards
●MEGACURE & MEGACURE FA ●MEGACURE CTN
Applicable Substrates:
Applicable Substrates: * Printability on non-absorbent-substrates, such as
polymer films, will depend on the condition ofsurface treatment. Please make sure to conductadhesion test before operation.
●MEGACURE MSPApplicable Substrates: * Please make sure to conduct adhesion test before
operation because synthetic polymer resin types varya great deal in terms of surface conditions.
* Please be noted that for shrink label,or for Polystirene cup, solvent base gravure ink is rather suitable than UV inks.
We have developed MEGACURE MSP ink as we have finished successful laboratory test.We will introduce it after compeleting actual press test on various different types of substrate.
If MEGACURE FA or MEGACURE can not adhere to plastic films when improper surfacetreatment was made, or when surface treatment was degraded, MEGACURE MSP will makeup for MEGACURE FA or MEGACURE.
Please refer to the next page of diagram to show each brands complementary relationship.
P.8
UV MEGACURE PROCESS SERIES
Uncoated Paper , Woodfree Paper , Coated Paper , Cardboard
PRECAUTION: * Aluminium Metalized Paper, Polyester, PVC,
Polycarbonate
PRECAUTION: *Aluminium Metalized Paper, Polyester, OPP, CPP, PVC, Polycarbonate , Polyetherene coated paper, Plastic cards.
PRINTING METHOD: OFFSET PRINTING METHOD: OFFSET
PRINTING METHOD: OFFSET & LETTER PRESS
PRINTING METHOD: OFFSET, LETTER PRESS & PAD PRINTING
Please refer to the following diagram to show each features.
MEGACURE or MEGACURE FA has a well balanced properties in 6 ratings as seenin the following chart.
MEGACURE CTN specializes in good cost performance in cardboard and paper printing.If spot colors and light fastness ink will be in need, SLF(Super Lingt Fastness)
and Pantone shades of FA are available.
MEGACURE MSP will make up for the range gap of a certain polymer film in diversifiedpolymer, to which MEGACURE AND MEGACURE FA can not be applied.Please require for the separate document for the information about SURFACE
TREATMENT.
For more information or any request forprinted sample, please contact us at :
[email protected]: 81-3-5604-1586
Megami's Gunma Factory.
Our Dongguan Factory in Guangzhao Province.
P. 9