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Rigid-Rod Polyamides from 3,3 '-bis-(trifluoromethyl)-4,4 '-diamino-1,1 '-biphenyl Kim, Sun Dal; Byun, Taejoon; Lee, Byungyong; Kim, Sang Youl; Chung, Im Sik, MACROMOLECULAR CHEMISTRY AND PHYSICS, v.216, no.12, pp.1341 - 1347, 2015-06 |
Soluble and Transparent Polyimides from Unsymmetrical Diamine Containing Two Trifluoromethyl Groups Kim, Sun Dal; Kim, Sang Youl; Chung, Im Sik, JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY, v.51, no.20, pp.4413 - 4422, 2013-10 |
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