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요약정보
吸油疏水型纤维增强淀粉基泡沫材料的研究 / Study on Oil-absorbing Hydrophobic Fiber Reinforced Starch-Based Absorbent Materials
Resource Type
Academic Journal
Authors
蔡雪
;
张煜昊
;
殷学风
;
王瑞晨
;
蔺家成
;
林涛
;
CAI Xue
;
ZHANG Yuhao
;
YIN Xuefeng
;
WANG Ruichen
;
LIN Jiacheng
;
LIN Tao
Source
中国造纸 / China Pulp & Paper
. 40(12):50-59
Subject
玉米淀粉;疏水改性;泡沫材料;针叶木纤维;吸附
Language
Chinese
ISSN
0254-508X
Online Access
Scopus
Find it @ DONGA
초록
采用玉米淀粉为原料,预处理后的针叶木纤维为增强体,制备了纤维增强型淀粉基泡沫材料.结果表明,在添加少量针叶木纤维后,淀粉基泡沫材料的力学性能及孔隙结构得到极大改善.当淀粉添加量4.5%,针叶木纤维添加量1.5%时,材料的压缩强度最大,达4.66 MPa,孔隙率为88%,密度为0.13 g/cm3.通过吸附表征发现,该材料主要以吸附水为主.通过酯化反应对玉米淀粉进行疏水改性,并以预处理后的针叶木纤维为增强体,制备了疏水改性的纤维增强型淀粉基泡沫材料.当盐酸用量相同,硬脂酸用量为6g时,材料拉伸强度最大,达0.25 MPa;硬脂酸用量为4g时,材料抗压强度最大,达4.76 MPa.疏水改性后材料的力学性能和疏水性能相对于未改性前均有所提高,同时也提高了其吸附的油水比,使材料具有一定的亲油性.
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