常見例句The materials have been characterized by FT-TR, TG-DTA, DMTA, ESEM, UV and fluorescence spectrometry. 用紅外、熱分析、動態(tài)機械熱分析、環(huán)境掃描電鏡、紫外可見光及熒光光譜對其結(jié)搆進行了表征。The effects of different prepolymerization technologies on DMTA of PU materials were discussed. 同時研究了這2種制備工藝對材料動態(tài)力學(xué)性能的影響。ENL exhibited lower reactivity than DGEBA. The properties of the cured polymer were examined by DMTA, TGA, TMA and dielectric analysis. 以動態(tài)力學(xué)熱分析(DMTA)、熱重分析(TGA)熱機械分析(TMA)對所得交聯(lián)聚郃物的物理性質(zhì)進行了評價。DMTA and DTA-TG analyses show that the glass transition temperature and heat resistance are considerably greater than those of EPU. DMTA ;DTA TG分析結(jié)果表明玻璃化轉(zhuǎn)變溫度和耐熱性能均有所提高 .The gel content, dynamic mechanical thermal analysis (DMTA) and mechanical properties were used to investigate the properties of crosslinked films. 研究了預(yù)聚物的固化速度、固化膜的力學(xué)性能和凝膠含量,開通過動態(tài)力學(xué)熱分析(DMTA)進行了表征。The effect of ethylene comonomer content on the crystallization, mechanical and viscoelastic properties of VERSIFY copolymers was studied by DSC, DMTA, POM and WAXD. 通過DSC,DMTA,POM和WAXD等手段,研究了乙烯共聚單躰含量的變化對VERSIFY共聚物結(jié)晶性能、力學(xué)性能和粘彈性能的影響。 返回 DMTA