PROCESS FOR MANUFACTURING POLYAMIDE

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United States of America Patent

APP PUB NO 20160032052A1
SERIAL NO

14814631

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Abstract

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In one or a plurality of embodiments, a process for manufacturing polyamide, with a reduced use of an amide-based solvent in synthesis, is provided. In one or a plurality of embodiments, provided is a process for manufacturing polyamide, including steps (a) to (c): (a) dissolving diacid dichloride in a non-amide-based organic solvent; (b) adding diamine to a solution obtained in the step (a) and reacting the diacid dichloride with the diamine so as to generate polyamide; and (c) adding a trapping reagent capable of trapping hydrochloric acid, at any time at least before the step (b), at the same time of starting the step (b), or during the step (b).

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO BAKELITE COMPANY LIMITEDTOKYO 100

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KATAYAMA, Toshihiko Nishinomiya-shi, JP 27 142
KAWASAKI, Ritsuya Kobe-shi, JP 19 46
OKADA, Jun Kobe-shi, JP 100 999
UMEDA, Hideo Kobe-shi, JP 28 54

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