Compatibility Rating
At 20°C (68°F)
Excellent
Excellent resistance - recommended for continuous use
At 50°C (122°F)
Good
Good resistance - suitable for intermittent contact
Why is Polycarbonate resistant to Isobutanol?
Polycarbonate shows excellent resistance to Isobutanol due to its carbonate group structure, though it has limited chemical resistance compared to other engineering plastics.
⚠️ When NOT to use Polycarbonate
Avoid using Polycarbonate with alkalis, amines, ketones, esters, and many organic solvents. Prone to stress cracking.
Comparison Table — All Materials for Isobutanol
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | A |
| LDPE | A | A |
| PP | A | A |
| PTFE | A | A |
| PVDF | A | A |
| FEP | A | A |
| ECTFE/ETFE | A | A |
| EPDM | A | NR |
| Viton (FPM) | A | NR |
| NBR | C | D |
| Silicone | NR | NR |
| SS 316 | A | A |
| SS 304 | A | A |
| Aluminium | A | NR |
| PVC Rigid | A | B |
| PVC Flexible | NR | NR |
| PMP | A | B |
| Polystyrene | B | B |
| SAN | C | D |
| Polycarbonate | A | B |
| PETG | B | B |
| Acetal (POM) | A | NR |
| Nylon (PA) | B | B |
| Polysulfone | A | B |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
FAQ
Is Polycarbonate resistant to Isobutanol?
Polycarbonate has Excellent (A) resistance to Isobutanol at 20°C. Excellent resistance - recommended for continuous use.
Can I store Isobutanol in Polycarbonate containers?
Yes, Polycarbonate is rated A (Excellent) for Isobutanol.