Introduction ; SK Group, SKC
1. SK Group
A powerful company that is creating a happy
society with the backing of people’s trust
• SKC, SK Corp., SK Chemicals, SK Gas, SK E&S
• SK Telecom, SK C&C, SK Telink, SK Telesys
• SK Networks, SK E&C, SK Shipping, Sheraton Walkerhill
• 2004 Total Sales : US$ 53,745 million ;
- Energy&Chemicals 42%, Telecommunications 27%, Trading&Service 31%
- The 4th biggest Group in Korea
2. Group History
SK Launches the
Initiative “From
Petroleum to
Fibers”
Focusing on Export,
SK reaches the
$100-million mark
SK aggressively
expands its energy
and chemicals
businesses
SK makes major
advances in the
telecommunications
industry
SK Shifts its core
businesses to IT and life
science
1953
Sunkyong Textiles
was founded
1976
Sunkyong Textiles
change its name to
Sunkyong Ltd. and
become a general
trading company
1980
Yukong Ltd. was
acquired. Other
related companies
were added :
Yukong Line,
Yukong Gas etc.
1994
SK assumed
management of
Korea Mobile
Telecom, which
becomes SK
Telecom on 1997
2000
SK Telecom was licensed
to provide asynchronous
(W-CDMA) IMT-2000
service
1989
SKC produced
Magneto-Optical
disks, the 4th
company in the
world
1993
SKC became the 1st
company in Korea
to produce laser
discs
1969
Sunkyung Fibers
was founded,
Produce polyester
filament yarn
1978
SKC became the
4th company in the
world to develop
polyester film
SKEC was founded
1996
SK Telecom became
the first organization
in the world to
commercialize
super-clear CDMAbased digital
wireless telephone
service
2001
SKC and SK Evertec
merged. SK Evertec
became SKC Co., Ltd.
2003
SK Group celebrated its
50th anniversary
2004
SK Telecom launched the
world's first satellite for
DMB service
SK Global (former
Sunkyong Ltd.) changed
its corporate name to SK
Networks
3. SKC Co., Ltd.
History
1976
1978
1980
1986
1999
2001
2002
2004
SKC founded
Introduction of polyester films for the 1st time in Korea
(With currently 4th market share in the global market)
Development of video tapes for the 1st time in Korea
Manufacturing of CD for the 1st time in Korea. Developed mass
media products with the latest technology such as MOD, MD, DAT, and CD-R
Completion of local plants in China and Georgia
Initiated mobile communication and information technology business.
Merging with SK Evertech, a precision chemistry corporation and
developed TFT LCD and materials and continued to develop the core
displaying products
Manufacturing lithium ion polymer batteries for mobile communication
devices. R&D in IT products such as PDP color filter
Start to produce PI film for the 1st time in Korea.
SKC Co., Ltd. (as of 2004)
Sales ; USD 1,270million
Total Assets ; USD 1,377million
Employees ; 2,496
4. SKC Business Fields
Division
Product
Business
Start
2004
Sales
Competitive
Power
Film
PET Film
PEN Film
PI Film
1978
USD
260 million
1st in Korea
3rd~4th in the world
Mobile
Material
LIPB
2003
Display
Material
Films for LCD
PDP Filter
1998
Mobile
Device
Handset
2001
USD
324 million
‘SKY’ Whole Supply
to SK Teletech
Chemical
PO, PG, SM
2001
(Merge)
USD
415 million
PO, PG Sole Supplier
of Korea Market
1st Class in Korea
USD
272 million
1st in the world
6
5. SKC Global Network
6
1
25
4
7
83
Domestic Offices
Overseas Manufacturing Line
Overseas Offices
1 Seoul Head Office : Seoul
Suwon Plant : Polyester Film & R&D Center
Jinchon Plant : PI Film
Chonan Plant : Media, Specialty Film etc.
2 China Suzhou Plant : Specialty Film
China Huizhou Plant : Specialty Film
China Tongling Plant : Polyester Film
3 US Georgia Plant : Polyester Film
4 Taiwan Taipei Office
5 China Guangzhou Office
China Shanghai Office
6 Europe(Germany) Frankfurt Office
7 Japan Tokyo Office
8 SKC Inc. : US Georgia
7
6. SKC Film Division
Seoul Head Office
Kyobo Tower, 1303-22, Seocho 4-dong, Seocho-gu Seoul 137-070, Korea
Suwon Plant : PET Film, PEN Film, PI Film (#0)
633 Chongja-dong, Changan-gu, Suwon-si, Kyonggi-do, 440-300, Korea
Suwon Film R&D Center
911 Chongja-dong, Changan-gu, Suwon-si, Kyonggi-do, 440-300, Korea
Georgia Plant : PET Film
SKC Inc. One SKC Drive Covington, GA 30014, U.S.A
Jincheon Plant : PI Film (#1~ )
766 Nowon-ri, iwol-myeon, Jincheon-gun, Chungcheongbuk-do, 365-822, Korea
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SKC Polyimide Film
9
1. SKC PI film History
2001
Start the polyimide film R&D
2002
Participate in the government’s polyimide R&D project with
KRICT (Korea Research Institute of Chemical Technology)
2003
Place order of 1st PI production line (#0)
2004
PI film #0 line installed, start operation
Succeed in 1st production of SKC PI film
2005
Finish IN, IF type development (1/2mil~1mil)
Place an order for #1 mass production line
1st commercial sales of SKC PI film
2006
Finish IS type development
10
2. Polyimide Chemistry
Polyimide
O
O
Ar
O
O
O
O
+
H2N R
NH2
N
O
O
Ar
O
N
+
R
2H2O
O
n
Dianhydride
Diamine
Polyimide
Standard Type
O
O
H2N
O
O
O
O
NH2
+
O
N
O
PMDA
ODA
(Pyromellitic Dianhydride)
(Oxy Dianiline)
O
※ Alternative Commercial Dianhydride : BPDA (Biphenyltetracarboxylic Dianhydride)
※ Alternative Commercial Dianiline
: PPD (p-Phenylene Diamine)
O
N
O
O
n
Polyimide
11
3. Manufacturing Process
Dianhydride
Diamine
Solvent
Polymerization
Varnish Storage
Drying
Casting
Curing
Winding
Annealing
Corona
Slitting & Packaging
12
4. SKC PI Film Type
Type
Description
Competitors
Thickness
IN70
• Good Flexibiliry
• Annealed and both side corona treated
Kapton
VN
1/2 ~ 1 mil
(12.5~25㎛)
IF70
• Good Dimensional Stability
• Annealed and both side corona treated
Apical
NPI
1/2 ~ 1 mil
(12.5~25㎛)
IS70
• Much better dimensional stability and modulus
• For 2-L FCCL
Kapton
EN
1.5 mil
(38㎛)
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5. Property Comparison (1)
IN70
Mechanical
Thermal
Electrical
Chemical
※1)
※
※
Property
Unit
Dupont
Kapton VN
Kaneka
Apical AH
SKC
IN70
Thickness
㎛
25
25
25
Specific Gravity
g/㎤
1.42
1.42
1.42
Tensile Strength
kgf/㎟
24
25
28
Elongation
%
72
100
91
Modulus
kgf/㎟
255
330
336
HS (2hr at 200℃)
%
0.03※1)
0.08
0.05
CTE (100~200℃)
ppm/℃
32
32
30
Dielectric Strength
㎸/㎜
300
320
300
Volume Resistivity
Ω ·㎝
>1017
>1015
>1016
Dielectric Constant
-
3.4
3.2
3.4
Moisture Absorption
%
2.8
2.5
2.5
Measurement Condition : 30min at 150℃
Competitor’s Data : From their catalogues and home pages
SKC’s Data : Measured data
14
5. Property Comparison (2)
IF70
Mechanical
Thermal
Electrical
Chemical
※
※
Property
Unit
Kaneka
Apical NPI
SKC
IF70
Thickness
㎛
25
25
Specific Gravity
g/㎤
1.45
1.45
Tensile Strength
kgf/㎟
31
31
Elongation
%
90
85
Modulus
kgf/㎟
420
460
HS (2hr 200℃)
%
0.06
0.03
CTE (100~200℃)
ppm/℃
16
16
Dielectric Strength
㎸/㎜
320
300
Volume Resistivity
Ω ·㎝
>1015
>1016
Dielectric Constant
-
3.2
3.4
Moisture Absorption
%
2.5
2.5
Competitor’s Data : From their catalogues and home pages
SKC’s Data : Measured data
15
6. SKC PI film Property (1)
Thickness Variation
Property
Unit
SKC
Kapton
Taimide
Thickness Variation
(Max.-Min.)
㎛
1.0
0.9
3.0
Thickness Profile
R(㎛)
SKC
1.0
Kapton
0.9
Taimide
3.0
Wanda
4.5
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6. SKC PI film Property (2)
Surface (1)
SKC
Kapton
Apical
Before Corona
Treatment
After Corona
Treatment
HN
VN
NPI
Contact
Angle
67
27
68
38
35
Surface
Tension
44 dyne/cm
68 dyne/cm ↑
46 dyne/cm
66 dyne/cm
68 dyne/cm ↑
Contact
Angle
Picture
17
6. SKC PI film Property (3)
Surface (2)
Change with lapse of time
Right after corona treatment
10 weeks after
Contact angle
26
42
Surface Tension
(dyne/㎝)
68 dyne/cm ↑
64 dyne/cm
Contact Angle
Surface Energy
80.0
60.0
Inner
Outer
Surface Tension
40.0
20.0
70.0
60.0
50.0
0.0
Time
0
we
ek
2
we
ek
3
we
4 ek
we
ek
5
we
ek
6
we
ek
7
we
8 ek
we
9 ek
we
10 ek
w
11 eek
w
e
12 ek
w
e
13 ek
w
ee
k
1
0
we
ek
2
we
ek
3
we
ek
4
we
ek
5
we
ek
6
we
ek
7
we
ek
8
we
ek
9
we
10 ek
w
e
11 ek
w
e
12 ek
w
e
13 ek
w
ee
k
40.0
1
Contact Angle
Inner
Outer
Time
18
7. SKC PI Film Business Plan (1)
Production
Suwon #0
Jincheon #1
Jincheon #2
2004.10.
2006.06.
Early of 2008
㎡
100,000 ㎡/M
700,000 ㎡/M
(800,000 ㎡/M)
1,400,000 ㎡/M
(2,200,000 ㎡/M)
Ton
40 Ton/Y
300 Ton/Y
(340 Ton/Y)
600 Ton/Y
(940 Ton/Y)
520㎜
(Max. 580㎜)
250 ~ 1040㎜
(Max. 1,560㎜)
250 ~ 1040㎜
(Max. 2,080㎜)
Start
Capacity
(Accumulated)
Product width
Available Thickness
※ Standard width is 520㎜, but available as customer’s demand
※ Providing by “inch” is possible
12.5~125㎛
12.5~75㎛
12.5~75㎛
• SKC will increase the production line to 5 lines until 2010.
• The capacity will be more than 2,000 Ton/Y in 2010.
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7. SKC PI Film Business Plan (2)
R&D
Type
Application
Status & Plan
IN
3-L FCCL, Motors, Generators, PST
Completed
IF
3-L FCCL
Completed
IS
2-L FCCL, COF
Will be completed
in the 1st Qtr of 2006
UL
UL94
Type
In the process
UL746B
Thickness
Grade
Schedule
Grade
Schedule
IN##
25㎛
V-0
05.12
200℃
06.02
IN##
12.5~75㎛
V-0
06.02
200℃
06.06
IF##
12.5~75㎛
V-0
06.02
200℃
06.06
Plan
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Conclusion
• 30 year old plastic film expert “SKC” starts to supply Pl film in
the name of “SKC PI film” with its accumulated and advanced
technology
• SKC has invested vastly in the PI film R&D for 5 years, and can
supply fast and proper technical support satisfying customer’s
demands
• SKC will invest continuously in PI film business and will grow
up as a major global player in the near future
• With SKC PI film, you’ve got the best quality of products and
services. Your best choice is SKC
Customer
OK! SKC
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