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Graft interpenetrating polymer networks of urethane-modified bismaleimide and epoxy (I): mechanical behavior and morphology

✍ Scribed by K.H. Hsieh; J.L. Han; C.T. Yu; S.C. Fu

Book ID
108366251
Publisher
Elsevier Science
Year
2001
Tongue
English
Weight
530 KB
Volume
42
Category
Article
ISSN
0032-3861

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Graft interpenetrating polymer networks
Graft interpenetrating polymer networks of polyurethane and epoxy. I. mechanical behavior
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## Abstract Polyurethanes (PU) based on poly(butylene adipate) [PU(PBA)] and poly(oxypropylene) [PU(PPG)] polyols have bean introduced into the diglycidyl ether of bisphenol A (epoxy) to form interpenetrating polymer networks (IPNs) with a PU‐grafted epoxy structure (graft‐IPNs). The tensile stren

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For enhancing the interpenetratoin and/or compatibility of the simultaneous interpenetrating networks (SINs) composed of epoxy resin (epoxy) and urethane acrylate resin (UAR), the graft epoxy consisting of different lengths of poly(oxypropylene) (PO) side chains were synthesized and characterized. I

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## Abstract Graft interpenetrating polymer networks (graft‐IPNs) of polyurethane (PU) and the diglycidyl ether of bisphenol A (epoxy) were prepared by first grafting excess PU prepolymer to the epoxy and then simultaneously polymerizing the PU prepolymer and epoxy. The fracture properties, at high