Observative studies on the corrosion resistance of different fatty amide-modified coatings
| Number | Time: h | Tr-1 (0% fatty amide) | Tr-2 (2% fatty amide) | Tr-3 (4% fatty amide) |
|---|---|---|---|---|
| 1 | 24 | ✓ | ✓ | ✓ |
| 2 | 48 | ✓ | ✓ | ✓ |
| 3 | 72 | ✓ | ✓ | ✓ |
| 4 | 96 | No corrosion marks but few blisters are observed along the X-cut lines | No corrosion marks but few blisters are observed along the X-cut lines | No corrosion marks but few blisters are observed along the X-cut lines |
| 5 | 120 | Failed the test | Film unaffected, few blisters are observed along the X-cut lines | Large blisters were observed |
| Number | Time: h | Tr-1 (0% fatty amide) | Tr-2 (2% fatty amide) | Tr-3 (4% fatty amide) |
|---|---|---|---|---|
| 1 | 24 | ✓ | ✓ | ✓ |
| 2 | 48 | ✓ | ✓ | ✓ |
| 3 | 72 | ✓ | ✓ | ✓ |
| 4 | 96 | No corrosion marks but few blisters are observed along the X-cut lines | No corrosion marks but few blisters are observed along the X-cut lines | No corrosion marks but few blisters are observed along the X-cut lines |
| 5 | 120 | Failed the test | Film unaffected, few blisters are observed along the X-cut lines | Large blisters were observed |
Note: ✓, unaffected