Preparation and properties of benzoxazine precursors containing siloxane units and their epoxy copolymers
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DOI: 10.1177/09540083221128295
Abstract: Four siloxane benzoxazines containing different rigid segments were successfully synthesized and characterized herein, including a benzene ring, a biphenyl, a naphthalene ring, and a diphenyl sulfone group. Different rigid segments had different effects on polymer… read more here.
Keywords: preparation properties; copolymer containing; sulfone group; naphthalene ring ... See more keywords
Synthesis and Characterization of Polyimides with Naphthalene Ring Structure Introduced in the Main Chain
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DOI: 10.3390/ma15228014
Abstract: In this paper, a new aromatic diamine monomer 4,4′-(2,6-naphthalenediyl)bis[benzenamine]) (NADA) was synthesized and a series of modified PI films containing naphthalene ring structure obtained by controlling the molar ratio of NADA monomer, ternary polymerization with… read more here.
Keywords: synthesis characterization; characterization polyimides; ring structure; naphthalene ring ... See more keywords