Paper
RSC Advances
solution was stirred for another 10 h, then precipitated into 14 C. Harrison, E. Burgett, N. Hertel and E. Grulkel,
methanol to separate the sample, the precipitates were collected
by ltration, then dried under vacuum for 2 days.
Polyethylene/Boron Containing Composites for Radiation
Shielding Applications, in Nanostructured Materials and
Nanotechnology II: Ceramic Engineering and Science
Proceedings, Volume 29, Issue 8, John Wiley & Sons, Inc,
Conclusions
2009, p. 77.
Aromatic carborane diamines were synthesized in the rst place 15 C. Harrison, S. Weaver, C. Bertelsen, E. Burgett, N. Hertel
by one-step Sonogashira reaction. The obtained carborane
and E. Grulke, J. Appl. Polym. Sci., 2008, 109, 2529.
diamines were polymerized with 6FDA to prepare carborane 16 C. Wang, Y. Zhou, F. Huang and L. Du, React. Funct. Polym.,
polyimides, ODA was also used as an ingredient to generate
2011, 71, 899.
carborane polyimides with different structure. The high 17 A. Gonz ´a lez-Campo, B. Boury, F. Teixidor and R. N u´ n˜ ez,
molecular weight polyimides obtained are amorphous mate-
Chem. Mater., 2006, 18, 4344.
rials and of high thermal stability. Due to a combination of high 18 M. A. Fox and K. Wade, J. Mater. Chem., 2002, 12, 1301.
thermal stability and boron-riched structure, carborane poly- 19 X. Q. Pan, H. Wang, S. Shukla, M. Sekido, D. M. Adams,
imides prepared here have potential application in future
neutron shielding elds such as aerospace and nuclear power
station.
W. Tjarks, R. F. Barth and R. J. Lee, Bioconjugate Chem.,
2002, 13, 435.
20 H. Koganei, M. Ueno, S. Tachikawa, L. Tasaki, H. S. Ban,
M. Suzuki, K. Shiraishi, K. Kawano, M. Yokoyama,
Y. Maitani, K. Ono and H. Nakamura, Bioconjugate Chem.,
Acknowledgements
2012, 24, 124.
The National Science Foundation of China (no. 201404095) is
greatly acknowledged for its nancial support. Chinese
Academy of Engineering Physics is also appreciated for nan-
cial support (no. 2014B0302024).
2
1 J. Lichtenhan, X. Fu and S. LeClair. Polyhedral oligomeric
silsesquioxanes and metallized polyhedral oligomeric
silsesquioxanes as coatings, composites and additives, U.S.
Patent 20050192364, 2005.
2
2
2 X. Fu, J. D. Lichtenhan and P. Wheeler, Neutron shielding
composition, U.S. Patent 20090085011, 2008.
3 H. R. Krichhdori, C. Bruhn, A. Russanov and L. Komarova, J.
Polym. Sci., Part A: Polym. Chem., 1993, 31, 279.
4 R. Chinchilla and C. N ´a jera, Chem. Rev., 2007, 107, 874.
5 G. Vives, J. M. Guerrero, J. Godoy, S. Khatua, Y.-P. Wang,
J. L. Kiappes, S. Link and J. M. Tour, J. Org. Chem., 2010,
Notes and references
1
2
M. Ding, Prog. Polym. Sci., 2007, 32, 623.
D.-J. Liaw, K.-L. Wang, Y.-C. Huang, K.-R. Lee, J.-Y. Lai and
C.-S. Ha, Prog. Polym. Sci., 2012, 37, 907.
2
2
3
4
D. Sahadeva Reddy, C.-H. Chou, C.-F. Shu and G.-H. Lee,
Polymer, 2003, 44, 557.
C.-H. Chou, D. S. Reddy and C.-F. Shu, J. Polym. Sci., Part A:
Polym. Chem., 2002, 40, 3615.
75, 663.
2
2
2
6 O. S. d. R. Barros, A. Favero, C. W. Nogueira, P. H. Menezes
and G. Zeni, Tetrahedron Lett., 2006, 47, 2179.
7 X. Zhang, L. Kong, L. Dai, X. Zhang, Q. Wang, Y. Tan and
Z. Zhang, Polymer, 2011, 52, 4777.
8 D.-J. Liaw, B.-Y. Liaw, L.-J. Li, B. Sillion, R. Mercier, R. Thiria
and H. Sekiguchi, Chem. Mater., 1998, 10, 734.
9 P. Ducrot and C. Thal, Tetrahedron Lett., 1999, 40, 9037.
0 S.-H. Hsiao, H.-M. Wang, W.-J. Chen, T.-M. Lee and
C.-M. Leu, J. Polym. Sci., Part A: Polym. Chem., 2011, 49, 3109.
1 M. K. Kolel-Veetil, H. W. Beckham and T. M. Keller, Chem.
Mater., 2004, 16, 3162.
5
6
F. Han, M. Ding and L. Gao, Polymer, 1999, 40, 3809.
K. Morita, K. Ebara, Y. Shibasaki, M. Ueda, K. Goto and
S. Tamai, Polymer, 2003, 44, 6235.
7
8
X. Jin and H. Ishii, J. Appl. Polym. Sci., 2006, 100, 4240.
Y. Shoji, R. Ishige, T. Higashihara, S. Kawauchi, J. Watanabe
and M. Ueda, Macromolecules, 2010, 43, 8950.
T. Suzuki, Y. Yamada and Y. Tsujita, Polymer, 2004, 45, 7167.
2
3
9
1
1
1
1
0 E. Calzada, F. Gr u¨ nauer, B. Schillinger and H. T u¨ rck, Nucl.
Instrum. Methods Phys. Res., Sect. A, 2011, 651, 77.
1 Y. Huang, W. Zhang, L. Liang, J. Xu and Z. Chen, Chem. Eng.
J., 2013, 220, 143.
3
3
2 R. Coult, M. A. Fox, W. R. Gill, P. L. Herbertson,
J. A. H. MacBride and K. Wade, J. Organomet. Chem., 1993,
2 S. Nambiar and J. T. W. Yeow, ACS Appl. Mater. Interfaces,
462, 19.
2012, 4, 5717.
3
3 R. Djeda, J. Ruiz, D. Astruc, R. Satapathy, B. P. Dash and
N. S. Hosmane, Inorg. Chem., 2010, 49, 10702.
3 N. Hayashi, N. Ishihara and Y. Tasaka, Neutron shielding
material composition, shielding material and container,
U.S. Patents 7803288 B2, 2010.
This journal is © The Royal Society of Chemistry 2014
RSC Adv., 2014, 4, 53628–53633 | 53633