� SEPTON TM and HYBRAR TM 13
5) Adhesives
Unit
1
2
3
SEPTON™ 2063
PHR
100
100
100
Aliphatic Saturated Hydrocarbon Resin (Tackifier)
PHR
100
150
200
Paraffin oil
PHR
50
50
50
Antioxidant
wt%
0.1
0.1
0.1
Tack Rolling Back Tack Test (25°C)
Ball No.
12
7
<2
*JIS Z0237 as reference: Higher No. => Higher Tack Properties Cohesion Creep Test: Holding Power
min.
99
51
22
*Sample Size 25 mm*25 mm, Load 1 kg at 40°C Adhesion 180° Peel Test: To Stainless Steel
N/25 mm
10
17
29
*Rate of peel 300 mm/min at 25°C Melt Viscosity 160 °C
mPa·s mPa·s
44200 16600
21700 10400
13400
180 °C
6450
*Brookfield Viscometer Softening Point
°C
118
109
100
Tested by Kuraray Co., Ltd.
Process Oil:
Viscosity 95.5 mm 2 /s at 40°C 30 μm (to 50 μm PET film)
Coating Thickness:
6) SEPTON™ and HYBRAR™ for PP film improvement
Layer
Random PP
HYBRAR™/Random PP
POE/LLDPE
SEPTON™/LLDPE
A Seal or Inner Layer
80% random PP
Random PP 20% HYBRAR™ 7311F 10 µm Random PP 20% HYBRAR™ 7311F 40 µm
LLDPE
LLDPE
10 µm
10 µm
10 µm
Random PP
80% LLDPE 20% POE 40 µm
90% LLDPE 10% SEPTON™ 2004F 40 µm
B Core Layer
40 µm
C Core Layer
Random PP 10 µm
Random PP 10 µm
LLDPE 10 µm
LLDPE 10 µm
Modulus (MPa)
490
140 (-70%)
N.D.
N.D.
30 J/m at -20°C
320 J/m (+960%) at -20°C
507 g (Dart) at 21°C
780 g (+50%) (Dart) at 21°C
Impact Strength
1.5 (120°C)
6.7 (+350%) (120°C)
Heat-Seal Strength (N/25 mm)
2.1 (125°C)
16.4 (+680%) (125°C)
N.D.
N.D.
7.7 (130°C)
17 (+120%) (130°C)
Tested by Kuraray Co., Ltd.
Impact Strength:
Random PP and HYBRAR TM /Random PP were measured by notched Izod impact test. POE/LLDPE and SEPTON TM / LLDPE were measured by drop dart test at 21°C.
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