Effect of alkali treatment on microstructure and mechanical properties of individual bamboo fibers

Cellulose ◽  
2016 ◽  
Vol 24 (1) ◽  
pp. 333-347 ◽  
Author(s):  
Hong Chen ◽  
Yan Yu ◽  
Tuhua Zhong ◽  
Yan Wu ◽  
Yanjun Li ◽  
...  
2018 ◽  
Vol 911 ◽  
pp. 88-94 ◽  
Author(s):  
Omid Nabinejad ◽  
Sujan Debnath ◽  
Jack Kai Beh ◽  
Mohammad Yeakub Ali

Bamboo fibers as a natural fiber offer numerous advantages such as high specific strength over synthetic fiber when used as reinforcing fiber for polymer composites. Yet the hydrophilic nature of bamboo fibers with high moisture absorption results in incompatibility in between bamboo fibers and unsaturated polyester resin. An experimental study was carried out to investigate the effects of alkali treatment of bamboo fiber on the mechanical properties and water sorption properties of polyester composite. The result revealed that, the bamboo fiber polyester composite with 5% Alkali treated bamboo fiber possesses the highest mechanical properties. Besides, Alkali treated fibers composite showed a significant reduction in moisture uptake compared to untreated fibers, where composite with 7% Alkali treated showed the lowest moisture uptake.


2020 ◽  
Vol 305 ◽  
pp. 3-7
Author(s):  
Mohd Ariff Jamaludin ◽  
Shahril Anuar Bahari ◽  
Mohd Nazarudin Zakaria ◽  
Nurul Aida Shahida Karim

In this study, bamboo polymer composites (BPC) reinforced with bamboo fibers were produced and analyzed. The effect of alkalization on the mechanical and physical properties of the composites were determined. Three levels of bamboo fiber content (10%, 20% and 30%) of alkali treated and untreated bamboo fibers were considered. Six replications of each type of test specimens were prepared and investigated under bending, tensile, water absorption and thickness swelling tests. From the results, increase in fiber content and alkali treatment of the fibers improved the mechanical properties of BPC. The value of water absorption (WA) and thickness swelling (TS) increased as the fiber content was increased and also as the fibers were treated. The value of WA and TS of the BPC with treated bamboo fibers were higher than the values for the BPC with untreated bamboo fibers.


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