디큐민의 메커니즘
Chemical Name | Dicumene(2,3-dim ethyl 2,3-Diphenylbutane) | |
---|---|---|
Solvent | Chlorobenzene | |
EA(Kcal/gmole) | 54.97 | |
A (1/sec) | 7.34E+18 | |
- | Half-life temperatures | |
- | Deg.C | Deg.F |
Time | - | - |
1 HR | 237 | 459 |
1 MIN | 284 | 543 |
TGA Summary
Temperature (°C) | Weight Loss (%) |
---|---|
180 | 7.0 |
210 | 26.4 |
240 | 47.9 |
260 | 84.8 |
235.0 | 50.0 |
UL-94 V2 tests / Dicumene은 V2 for EPS에서 탁월하게 작동합니다.
Stryene Polymer | Hexabromo Cyclodecane (HBCD) |
Dicumene | AVg.burn Time |
---|---|---|---|
Polystyrene | % by wt | % by wt | Seconds |
1 | 0 | 11 | |
1 | 0.3 | 2.6 | |
1 | 0.5 | 1.6 | |
1.25 | 0 | 9 | |
1.25 | 0.3 | 2 | |
1.25 | 0.5 | 2 | |
1.5 | 0 | 6.4 | |
1.5 | 0.3 | 〈 0.5 | |
1.5 | 0.5 | 〈 0.5 | |
CopolyMer Of 75% styrene and 25% acrylonitrile |
1 | 0 | 9 |
1 | 0.3 | 3 | |
1 | 0.5 | 3 |
Dicumene은 HIPS에도 잘 작동합니다
HOPS with 6.5% rubber
Glow Wire 960°C on 1.5 mm | UL94 V2 on 1.6mm | ||
---|---|---|---|
CD-75P stab Dicumene | Result Av.burn time | CD - 75P stab Dicumene | Result AV. burn time |
4.2 % - | Pass 16sec | 1.6% - | Pass 3 Sec |
- 4.0% | Fail > 60 sec | - 1.6% | Fail > 30sec |
UL-94 (1.6 mm) 조성 비교
Polypropylene % | 69.5 | 83.30 | 89 | 99.2 |
---|---|---|---|---|
FR | TTBNP | TTBNP* | TBBPA** | TTBNP |
FR % | 20 | 9 | 7.42 | 0.7 |
Dicumene | - | 1.8 | 0.5 | 0.1 |
Sb2O3 | 10.6 | 6 | 3.08 | nil |
Flame retardancy, UL 94 | V0 | V0 | V0 | V2 |
*TTBNP : Tris(tribromoneopentyl) phosphate / **TBBPA : Tetrabromobisphenol-A