国家重点基础研究发展计划(2012CB025901)

作品数：5被引量：4H指数：1
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相关作者：俞炜周持兴林珊珊尤金秀更多>>
相关机构：上海交通大学更多>>
相关期刊：《Science China Chemistry》《中国材料进展》《Chinese Journal of Polymer Science》《高等学校化学学报》更多>>
相关主题：长支链POLYLACTIDESPHERULITENUCLEATION聚碳酸更多>>
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Significant enhancement of crystallization kinetics of polylactide in its immiscible blends through an interfacial effect from comb-like grafted side chains
《Science China Chemistry》2016年第5期609-618,共10页Yin Chen Yaqiong Zhang Feng Jiang JunyangWang Zhaohua Xu Zhigang Wang 
supported by the National Basic Research Program of China (2012CB025901);the National Natural Science Foundation of China (21174139);the Open Research Fund of State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences
A significant enhancement in isothermal crystallization kinetics of biodegradable polylactide(PLA) in its immiscible blends can be accomplished through blending it with a comb-like copolymer. PLA was blended with poly...
关键词：biodegradable polymer SPHERULITE growth rate phase separation NUCLEATION 
长支链聚碳酸丁二酯的制备及表征被引量：2
《中国材料进展》2014年第4期238-243,252,共7页林珊珊 俞炜 周持兴 
国家自然科学基金资助项目(21074072);科技部973计划项目(2012CB025901)
脂肪族聚碳酸丁二酯是一种有着广泛应用前景的生物可降解材料,但是材料在加工过程中发生的热降解反应及材料本身存在的熔体强度低、拉伸强度低等缺陷却大大限制了其应用。为此,采用反应加工的方式对聚碳酸丁二酯进行改性,通过在共混体...
关键词：聚碳酸丁二酯 长支链 流变学 
长支链聚乳酸与凝胶成核剂共混物的结晶行为被引量：1
《高等学校化学学报》2013年第10期2445-2450,共6页尤金秀 俞炜 周持兴 
国家"九七三"计划项目(批准号:2012CB025901);国家自然科学基金(批准号:21074072);教育部新世纪优秀人才计划(批准号:NCET-11-0338)资助
在聚乳酸中引入长支链结构季戊四醇三丙烯酸酯(PETA),并与成核剂1,3∶2,4-二苯亚甲基山梨醇(DBS)/聚乙二醇(PEG)凝胶混合,研究了聚乳酸的结晶行为.结果表明,加入成核剂后长支链聚乳酸的结晶速率加快,在熔体降温过程中即发生结晶,起始结...
关键词：二苯亚甲基山梨醇 聚乙二醇凝胶 长支链聚乳酸 熔融共混 结晶行为 成核剂 
INCREASED SPHERULITIC GROWTH RATES OF SEMICRYSTALLINE POLYMER DUE TO ENHANCED LIMITED LOCAL CHAIN SEGMENTAL MOBILITY AT THE INTERFACE OF DOUBLE-LAYER THIN FILMS被引量：1
《Chinese Journal of Polymer Science》2013年第9期1276-1283,共8页Ya-qiong Zhang Zhi-gang Wang 
supported by the National Basic Research Program of China (No. 2012CB025901);National Natural Science Foundation of China (No. 21174139)
In this work the nucleation and growth of spherulites for the below polylactide （PLA） layer in poly（ε- caprolactone）/polylactide （PCL/PLA） double-layer films during isothermal crystallization at various tempera...
关键词：POLYLACTIDE Poly（ε-caprolactone） INTERFACE CRYSTALLIZATION Spherulite. 
Exponentially increased nucleation ability for poly(L-lactide) by adding acid-oxidized multiwalled carbon nanotubes with reduced aspect ratios
《Science China Chemistry》2013年第2期181-194,共14页ZHONG Yong ZHANG YaQiong YANG JingJing LI WenLin WANG ZhiGang XU DongHua CHEN ShouYu DING YunSheng 
financially supported by the National Natural Science Foundation of China (51073145);National Basic Research Program of China (2012CB025901);partially by the Open Research Fund of State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences
Acid-oxidized multiwalled carbon nanotubes (A-MWCNTs) with a range of reduced aspect ratios (from about 11 to 5.8) were obtained by acid oxidization of MWCNTs in the mixture of HNO 3 and H 2 SO 4 for varying periods o...
关键词：poly（L-lactide） MWCNTs aspect ratio NUCLEATION 
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