High-strength non-woven fabric, method of producing same and battery separator constituted thereby
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United States of America Patent
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Feb 18, 1992
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N/A
app pub date -
Feb 7, 1991
filing date -
Feb 8, 1990
priority date (Note) -
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Abstract
The high-strength non-woven fabric comprises 100 parts by weight of a non-woven fabric having an apparent fiber diameter of 0.1-15 .mu.m; and 0.3-10 parts by weight of an N-methylol or N-alkoxymethyl nylon resin applied to the non-woven fabric, the N-methylol or N-alkoxymethyol nylon resin being cross-linked. The high-strength non-woven fabric has high mechanical strength with small maximum pore diameter. It is suitable for battery separators.
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