The result of FT-IR analysis showed that there was copolycondensation between acid-hydrolyzed and oxidized starch and acrylamide.
结果表明，FT-IR证明了酸解氧化玉米淀粉与丙烯酰胺发生了共聚反应；
Condensation polymers from cardanol, formaldehyde and amine (PCX) are systhesized by copolycondensation, then are reacted with epoxy resin to form coating films.
用共缩聚的方法，由腰果酚、甲醛和多元胺合成腰果酚缩醛胺聚合物。
The results show that PHB/PET/VAter-polyester with vanillic acid has faster copolycondensation rate, lower melting temperature, typical thermotropic liquid crystallinity and better spinnability.
发现含香草酸第三单体的PHB/PET/VA三元共聚酯具有较快共聚反应速率、较低熔融温度、典型热致液晶行为和良好成纤性。
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