Plastics Modification |
| When blended with olefinic polymers, SEPTON™ improves various properties including impact strength. SEPTON™ can also act as a compatibilizer between polyolefins and polystyrenics. |
| |
Polypropylene Modification |
| (test data from KURARAY CO., LTD.) |
| | 1 | 2 | 3 | 4 |
| PP (Block copolymer) |
| SEPTON™ 2004 |
| SEPTON™ 2007 |
| EPR |
(parts by wt.)
|
100
|
80
20
|
80
20
|
80
20 |
| Izod Impact strength |
| 25˚C |
(J/m) |
| -20˚C |
(J/m) |
| Flexural Modulus | (MPa) |
| Flexural Strength | (MPa) |
|
117
38.5
752
23.3 |
614
141
572
18.3 |
547
122
671
19.3 |
164
90
656
18.3 |
|
|
 |
Compatibilizer |
| (test data from KURARAY CO., LTD.) |
| | 1 | 2 |
|
(parts by wt.)
|
70
30
--- |
70
30
5 |
| Izod Impact Strength |
|
| Notched |
25˚C |
J/m |
| Unnotched |
25˚C |
J/m |
|
49
167 |
88
549 |
|
|
2040 |
1980 |
|
(1MPa =10.20kgf/cm2)
(1 J/m =0.102kgf·cm/cm) |
|
| |
 |
| ABS/PP/SEPTON™ Blend |
 |
|
|
 |
| ABS/PP Blend |
|
|
|
| Scanning Electron Micrograph(×1000) |
