Renewable and Functional Wood Materials by Grafting Polymerization Within Cell Walls

被引:106
作者
Cabane, Etienne [1 ,2 ]
Keplinger, Tobias [1 ,2 ]
Merk, Vivian [1 ,2 ]
Hass, Philipp [1 ,2 ]
Burgert, Ingo [1 ,2 ]
机构
[1] Swiss Fed Inst Technol, Inst Bldg Mat, CH-8093 Zurich, Switzerland
[2] EMPA Swiss Fed Labs Mat Sci & Technol, CH-8600 Dubendorf, Switzerland
基金
瑞士国家科学基金会;
关键词
cellulose; graft polymerization; polymers; renewable resources; wood cell wall; IN-SITU POLYMERIZATION; INITIATOR; CERAMICS;
D O I
10.1002/cssc.201301107
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A grafting-from polymerization approach within and at the complex and heterogeneous macromolecular assembly of wood cell walls is shown. The approach allows for the implementation of novel functionalities in renewable and functional wood-based materials. The native wood structure is retained and used as a hierarchical multiscale framework for a modular two-step polymerization process. The versatility and potential of the approach is shown by a polymerization of either hydrophobic or hydrophilic and pH-responsive monomers in the wood structure. Characterization of the modified wood reveals the presence of polymer in the cell wall, and the new properties of these wood materials are discussed.
引用
收藏
页码:1020 / 1025
页数:6
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