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正華隔膜 鋰離子電池聚合物隔膜 2001/2501/3201
規格 | 2001 | 2501 | 3201 | |
透氣度(格雷秒) | 20-25 | 20-25 | 23-28 | |
孔隙率(%) | ≥40 | ≥40 | ≥40 | |
穿刺強度(N) | ≥2.8 | ≥3 | ≥3.3 | |
拉伸強度(MPa) | MD | ≥105 | ≥110 | ≥120 |
TD | ≥12 | ≥13 | ≥15 | |
90℃/1h熱收縮率(%) | MD | ≤3 | ≤3 | ≤3 |
TD | 0 | 0 | 0 | |
105℃/1h熱收縮率(%) | MD | ≤5 | ≤5 | ≤5 |
TD | 0 | 0 | 0 | |
彎曲度(mm) | ≤3 | ≤3 | ≤3 |