A Novel Epoxy Resin Toughened by HTBN Liquid Rubber
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ABSTRACTA novel toughened epoxy resin was obtained by using an epoxy-terminated prepolymer prepared from epoxy resin and hydroxy-terminated butadiene-acryl-onitrile copolymer (HTBN), and an amine curing agent. The cured, toughened resin has excellent mechanical properties due to the two-phase structure which was observed using SEM and TEM. When the HTBN content is 15 phr, the rubber phase separates effectively and the specimen presents a fine two-phase structure. However, when the HTBN content reaches 25 phr, the morphology appears continuous.
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2013 ◽
Vol 815
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pp. 547-551
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1986 ◽
Vol 11
(2)
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pp. 79-93
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2007 ◽
Vol 139
(1)
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pp. 105-113
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2014 ◽
Vol 15
(3)
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pp. 100-108
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