全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
材料工程  2012 

HGB/PLA复合材料的制备及性能研究

, PP. 44-47

Keywords: 聚乳酸,中空玻璃微珠,复合材料,力学性能,熔体流动速率

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用熔融共混与模压成型工艺制备了HGB填充改性PLA复合材料,考察了HGB的含量对复合材料的微观形貌、力学性能和熔体流动速率的影响。结果表明,经过硅烷偶联剂表面包覆改性的HGB在基体中分散均匀,且与PLA间具有较好的界面结合;随着HGB含量的增加,HGB/PLA复合材料的比抗拉性强度和断裂伸长率先增大而后降低,而比弹性模量持续上升;HGB的引入总体上降低了共混体系的比冲击强度,但却显著提高了其熔体流动速率。

References

[1]  CHALIVENDAR V B, SHUKLA A, BOSE A, et al. Processing and mechanical characterization of lightweight polyurethane composites [J]. Journal of Materials Science, 2003, 38(8): 1631-1643.
[2]  周祖福. 复合材料学[M]. 武汉: 武汉理工大学出版社, 1995. 182-183.
[3]  NAMPOOTHIRI K M, NAIR N R, JOHN R P. An overview of the recent developments in polylactide (PLA) research [J]. Bioresource Technology, 2010, 101(22): 8493-8501.
[4]  HUDA M S, DRZAL L T, MOHANTY A K, et al. Effect of fiber surface-treatments on the properties of laminated biocomposites from poly(lactic acid) (PLA) and kenaf [J]. Composites Science and Technology, 2008, 68(2): 424-432.
[5]  ZHAO Y Q, LAU K T, KIM J, et al. Nanodiamond/poly (lactic acid) nanocomposites: effect of nanodiamond on structure and properties of poly (lactic acid) [J]. Composites: Part B, 2010, 41(8): 646-653.
[6]  PAPAGEORGIOU G Z, ACHILIAS D S, NANAKI S, et al. PLA nanocomposites: effect of filler type on non-isothermal crystallization [J]. Thermochimica Acta, 2010, 511(1-2): 129-139.
[7]  HU X, XU H S, LI Z M. Morphology and properties of poly (L-lactide) (PLLA) filled with hollow glass beads [J]. Macromolecular Materials and Engineering, 2007, 292(5): 646-654.
[8]  KHAN M A, HASSAN M M. Effect of γ-aminopropyl trimethoxy silane on the performance of jute-polycarbonate composites [J]. Journal of Applied Polymer Science, 2006, 100(5): 4142-4154.
[9]  YU T, LI Y, REN J. Preparation and properties of short natural fiber reinforced poly(lactic acid) composites[J]. Transactions of Nonferrous Metals Society of China, 2009, 19(s3): s651-s655.
[10]  于涛, 李岩, 任杰. 阻燃级黄麻短纤维/聚乳酸复合材料的制备及性能研究[J]. 材料工程, 2009, (S2): 194-297.
[11]  OROZCO V H, KOZLOVSKAYA V, KHARLAMPIEVA E, et al. Biodegradable self-reporting nanocomposite films of poly(lactic acid) nanoparticles engineered by layer-by-layer assembly [J]. Polymer, 2010, 51(18): 4127-4139.
[12]  FUKUSHIMA K, ABBATE C, TABUANI D, et al. Biodegradation of poly(lactic acid) and its nano-composites [J]. Polymer Degradation and Stability, 2009, 94(10): 1646-1655.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133