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Influence of molding process parameters on compressive strength for polyimide resin and establishment of mathematical model
Received date: 2016-05-16
Online published: 2018-05-07
Influence of molding temperature and duration time on the strength of polyimide were investigated, and a mathematical model was established. The results indicate that the pressing parameters have significant effects on the strength of polyimide. The compressive strength reaches maximum when the molding temperature is 653 K and non-pressure duration time is 25 min. Besides, a fitted quadric multiple equation is obtained with orthogonal central composite design. It can fully characterize compressive strength of polyimide within the research domain.
Key words: polymers; molding; pressing; process parameters; temperature; duration time; mathematical model
FANG Lin, BURYA A I, YU Mingming, REN Musu, KALINICHENKO C B, EREMINA E A . Influence of molding process parameters on compressive strength for polyimide resin and establishment of mathematical model[J]. Journal of Shanghai University, 2018 , 24(2) : 272 -277 . DOI: 10.12066/j.issn.1007-2861.1823
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