FIELD: chemistry.
SUBSTANCE: polyamide resin includes diamine structural link and structural link of dicarboxylic acid. Diamine structural links are formed by m-xylylenediamine, p-xylylenediamine or their mixture. Structural units of dicarboxylic acid are formed by sebacic acid. The molded article has a crystallinity index of 0 to 50%, and a moisture content in the range of 0.1 to 2 wt %. The method of producing the molded article is that the above polyamide resin is molded.
EFFECT: invention allows to increase the modulus of elasticity of molded articles, while the molded articles do not lose their mechanical strength during prolonged use.
8 cl, 3 tbl, 20 ex
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Authors
Dates
2017-08-14—Published
2011-09-29—Filed