| 摘要 |
<p>PURPOSE:To produce economically an aramid dope from a waste molded item, etc., contg. aramid fibrids. CONSTITUTION:A molded item contg. aramid fibrids is brought into contact with an amide solvent to dissolve at least the fibrids, giving a dope. The dope is pref. prepd. by kneading an aramid sheet (paper, board) comprising aramid fibrids and aramid fibers and an amide solvent under a shearing force to dissolve the whole sheet.</p> |
