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SK series Polyamide acid solution
basic information
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SK series Polyamide acid solution
Processing conditions
| Brand：SK-0910 / 0920 / 0930 / 0940 | ||
| Temperature(℃) | Time (min) | Remarks |
| 40 | 20 | Starting |
| 80 | 20 | Taking-off solvent step should be segment handled, and removesolvent slowly, and can reduce PAA degradation. |
| 120 | 20-60 | |
| 140 | 20 | |
| 160 | 20-60 | |
| 180 | 20-60 | |
| 200 | 20 | Cyclization section, can increase product mechanics performance. |
| 250 | 20 | |
| 300 | 20 | |
| 300-150 | - | Natural cooling |
| (1)Above Reference process as PI film or pouring packing material. (2)Cleaning water or oil before processing. (3)Above is the process method in the blast oven. (4)PAA should keep in the dark, dry, -18℃, Guaranteed 90 days. |
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