Anion exchange membrane Fumasep FAA-3-50 separation membrane
Details
| Model | Fumasep FAA-3-20 | Fumasep FAA-3-50 |
| Physical Properties | ||
| Appearance | Brown transparent film | Brown transparent film |
| Thickness (um) | 18~22um | 45~55um |
| Backing Paper | Colorless rigid PET foil | Colorless rigid PET foil |
| Delivery Status | Dry, requires activation | Dry, requires activation |
| Resistance (Ω/cm2) | <2.0 (chloride form) | Specific surface resistance 0.6 (chloride form), 0.10-0.15 (hydroxide form) |
| Density (mg/cm2) | 7.5~8.3 | |
| Ion Exchange Capacity (meq/g) | 1.652-1.85 (chloride form) | 2.02 (chloride form) |
| Specific Conductivity (mS/cm) | >5 (chloride form) | 7.8 (chloride form) 40-45 (hydroxide form) |
| Ion Selectivity | >90% | 95.5% (chloride form) |
| Water Absorption (25°C) | 7wt% | 40wt% |
| Water Absorption Swelling Rate (25°C) | 2% | 2% (chloride form) 17% (hydroxide form) |
| Foam Point in Water (25°C) | >2.5 bar | |
| Acid-Base Stability | ph 1~14 | ph 1~14 |
| Applications | Used in alkaline fuel cells that do not contain KOH or have low concentrations of KOH, as well as for other electrochemical applications involving anion transfer (Cl-, Br-, Sulfates, etc.) | Used in electrodialysis and alkaline fuel cells, specifically for weakly alkaline solutions (1-2 M) in standard alkaline fuel cell and electrolyzer applications. |
| Characteristics | Low resistance, high selectivity, high acid-base stability | |
Confidentiality requirements regarding the use statement of the diaphragm
Dear Customer:
To avoid potential intellectual property risks, we hereby remind you to pay attention to the following important points:
1. Unauthorized disclosure is prohibited.
Without the formal written authorization from the manufacturer (such as UBE of Japan, Wscope of Korea, Celgard of the United States, etc.) or its parent company, please do not explicitly mention the use of the separators from these manufacturers in any public setting (including but not limited to patent applications, paper publications, product promotions, technical documents, social media, exhibitions, or media reports, etc.).
2. Legal risk warning
If an intellectual property infringement dispute (such as trademark, patent or trade secret issues) occurs due to unauthorized disclosure, all legal responsibilities and economic losses arising therefrom shall be borne by the disclosing party on its own.
Please make sure to pay attention to the above requirements. Avoiding any unnecessary legal disputes caused by negligence is of utmost importance. If you have any questions, please feel free to contact us at any time.
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