| About |
|---|
| ADIPRENE LF 753D is a TDI-terminated polyether prepolymer having low free TDI content. Curing with 4,4′-methylene-bis-(o-chloroaniline), MBCA, yields an improved processing 73-75 Shore D elastomer suitable for many general-purpose applications. Features of ADIPRENE LF 753D include: Low Free TDI Content Low Viscosity Increased Pot Life Short Demold Time Resistance to Stress Cracking Improved Compression Moldability&& |
| Product Description | |
|---|---|
| Supplier | Chemtura |
| Generic | PUR-脂肪族+TDI |
| Material Status | Commercial: Active |
| Features | Low Viscosity,High ESCR |
| Availabilitys | North America,Latin America,Asia Pacific |
| Process Methods | casting |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | ASTM D792 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| 100% strain | 34.5 | MPa | ASTM D412 |
| 200% strain | 44.1 | MPa | ASTM D412 |
| tensile strength | 51.7 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 230 | % | ASTM D412 |
| tear strength | |||
| — | 193 | kN/m | ASTM D624 |
| cracking | 23 | kN/m | ASTM D470 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -40℃ | 270 | J/m | ASTM D256 |
| 25℃ | 800 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| storage stability | 2.0 | min | |
| stripping time | 25 | min |
| Uncured Properties | Nominal value | Unit | Test method |
|---|---|---|---|
| Curing time | |||
| 100℃ | 16 | hr |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 73 to 75 | ASTM D2240 | |
| compressive strength | ASTM D695 | ||
| 5% strain | 17.2 | MPa | ASTM D695 |
| 10% strain | 28.3 | MPa | ASTM D695 |
| 15% strain | 35.9 | MPa | ASTM D695 |
| 20% strain | 42.7 | MPa | ASTM D695 |
| 25% strain | 50.3 | MPa | ASTM D695 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die C |
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