Heterocyclic aramid nanofiber membrane and preparation method thereof
The invention relates to a heterocyclic aramid nanofiber membrane and a preparation method thereof, and the preparation method comprises the following steps: adding an aromatic heterocyclic diamine monomer containing benzimidazole or benzoxazole, an aromatic diamine monomer and an aromatic diacyl ch...
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| creator | LUO LONGBO LIU CHANGLI WANG XU GAO KEXIONG LIU XIANGYANG LIU YANG |
| description | The invention relates to a heterocyclic aramid nanofiber membrane and a preparation method thereof, and the preparation method comprises the following steps: adding an aromatic heterocyclic diamine monomer containing benzimidazole or benzoxazole, an aromatic diamine monomer and an aromatic diacyl chloride monomer into a solvent for reaction to obtain a heterocyclic aramid solution; adding a micromolecular physical cross-linking agent into the heterocyclic aramid fiber solution, and uniformly mixing to obtain a spinning glue solution; performing an electrostatic spinning process on the spinning glue solution to obtain a primary heterocyclic aramid nanofiber membrane oriented along the rotation direction of a roller; the primary heterocyclic aramid nanofiber membrane is soaked in an alkaline solution and distilled water and then taken out, normal-pressure drying or freeze drying is carried out, annealing treatment is carried out, and the pure heterocyclic aramid nanofiber membrane is obtained. The high-performa |
| format | Patent |
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The high-performa</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | BRAIDING COTTON-WOOL FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS KNITTING LACE-MAKING MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OFARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES ORRIBBONS NATURAL OR ARTIFICIAL THREADS OR FIBRES NON-WOVEN FABRICS SPINNING TEXTILES TRIMMINGS WADDING |
| title | Heterocyclic aramid nanofiber membrane and preparation method thereof |
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