| 摘要 |
A sealed lead-acid cell utilizes a separator made with modified plastic microfibers having a contact angle of no more than 1.5° to the sulfuric acid electrolyte used and having a diameter of 1.1 to 5.0mu, the separator having a porosity of 87 to 94%, a surface area of 1.0 to 2.2 meters2/gm., and a maximum pore diameter of 8 to 20mu and a mean pore diameter of 1.2 to 5.0mu.
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