88 Result(s)
within
**yuan Hu
Characterization and Evaluation of Materials
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Article
Ion-Beam Mixing and Tribology of Fe/B Multilayers
Interdiffusion of Fe and B trilayer specimens during 1-MeV Kr+ bombardment was studied using Rutherford backscattering and electron microscopy. The square of the interdiffusion distance during mixing at 300°C was...
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Article
Preparation of poly (methyl methacrylate)/LDH nanocomposite by exfoliation-adsorption process
Exfoliated nanocomposite based on Mg, Al layered double hydroxide (Mg,Al-LDH) and poly(methyl methacrylate) (PMMA) has been prepared by exfoliation/adsorption process with acetone as co-solvent. The product wa...
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Article
Flammability and phase-transition studies of nylon 6/montmorillonite nanocomposites
Nylon 6 (PA6)/clay hybrids have been prepared using a direct melt intercalation technique by two processes. One is PA6 melt-mixing with modified clay, the other is PA6 melt-mixing with natural (Na+ base) clay usi...
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Article
Preparation and characterization of nylon 6/Cu2+-exchanged and Fe3+-exchanged montmorillonite nanocomposite
Nylon 6/Cu2+-exchanged and Fe3+-exchanged montmorillonite nanocomposites have been prepared by a melt intercalation technique directly from Cu2+-exchanged and Fe3+-exchanged montmorillonite. Hexadecyltrimethylamm...
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Article
Preparation and thermal characteristics of silane-grafted polyethylene/montmorillonite nanocomposites
Intercalated methacryloylpropyltrimethoxysilane (VMMS)-grafted polyethylene (PE-g-VMMS) /organo-montmorillonite (OMT) nanocomposite was prepared by melt intercalation. Its morphology and thermal characteristic...
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Article
Poly(butylene terephthalate)/Clay Nanocomposites directly Prepared from Pristine Montmorillonite (MMT)
Poly(butylene terephthalate) (PBT)/clay nanocomposites have been prepared by melt intercalation method directly from pristine montmorillonite (MMT), using cetyl pyridinium chloride (CPC) as the polymer/clay re...
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Article
Synthesis and properties of polystyrene/Fe-montmorillonite nanocomposites using synthetic Fe-montmorillonite by bulk polymerization
Fe-montmorillonite (Fe-MMT) was hydrothermally synthesized. It was modified by cetyl trimethylammonium bromide (CTAB) and successfully synthesized polystyrene/Fe-montmorillonite (PS/Fe-MMT) nanocomposites via ...
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Article
Magnesium hydroxide sulfate hydrate whisker flame retardant polyethylene/montmorillonite nanocomposites
Flame retardant maleated polyethylene/magnesium hydroxide sulfate hydrate whisker (MAPE/MHSH) composites containing organo-modified montmorillonite (OMT) were prepared by direct melt intercalation. Their morph...
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Article
Combustion and thermal properties of OctaTMA-POSS/PS composites
Inorganic–organic composites of octa(tetramethylammonium) polyhedral oligomeric silsesquioxanes (OctaTMA-POSS) and polystyrene (PS) were prepared by melt-mixing method. The composites were characterized by Fou...
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Article
Preparation and characterization of poly (styrene-acrylonitrile) (SAN)/clay nanocomposites by melt intercalation
Poly (styrene-acrylonitrile) (SAN)/clay nanocomposites have been prepared by melt intercalation method from pristine montmorillonite (MMT), using hexadecyl trimethyl ammonium bromide (C16) and hexadecyl triphe...
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Article
Studies on the preparation and structure of polyacrylamide/α-zirconium phosphate nanocomposites
In this paper, a novel polyacrylamide(PAM)/α-zirconium phosphate(α-ZrP) nanocomposite was successfully synthesized by exfoliation-adsorption and in-situ intercalative polymerization. The microstructure of PAM/...
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Article
Synthesis and characterization of thermoplastic polyurethane/montmorillonite nanocomposites produced by reactive extrusion
The novel polyurethane/montmorillonite (PU/MMT) nanocomposites based on poly (propylene oxide) glycol (POP), 4,4′-diphenymethylate diisocyanate (MDI), 1,4-butanediol (1,4-BD) and MMT has been synthesized using...
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Article
Mechanical properties, fire performance and thermal stability of magnesium hydroxide sulfate hydrate whiskers flame retardant silicone rubber
Halogen-free flame retardant silicone rubber (SR) composites, using magnesium hydroxide sulfate hydrate (MHSH) whiskers as flame retardant have been prepared by a two-roll mill. Moreover, microencapsulated red...
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Article
Study of nylon 66–clay nanocomposites via condensation polymerization
Nylon 66–clay (polyamide 66 (PA66)–organophilic montmorillonite (OMT)) exfoliated nanocomposites were synthesized based on nylon 66 salt and organoclay (OMT) modified by hydro-aminocaproic acid via condensatio...
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Article
The Shear Strength and Fracture Behavior of Sn-Ag-xSb Solder Joints with Au/Ni-P/Cu UBM
This study investigates the effects of Sb addition on the shear strength and fracture behavior of Sn-Ag-based solders with Au/Ni-P/Cu underbump metallization (UBM) substrates. Sn-3Ag-xSb ternary alloy solder join...
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Article
Structures, thermal stability, and crystalline properties of polyamide6/organic-modified Fe-montmorillonite composite nanofibers by electrospinning
In the present work, Fe-montmorillonite (Fe-MMT) was synthesized by hydrothermal method, and then was modified by cetyltrimethyl ammonium bromide (CTAB). The polyamide6 (PA6)/organic-modified Fe-montmorillonit...
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Article
Melt grafting of vinyltrimethoxysilane and water crosslinking of polypropylene/ethylene-propylene diene terpolymer blends
The melt grafting of vinyltrimethoxysilane (VTMS) onto polypropylene (PP)/ethylene-propylene diene terpolymer (EPDM) blends was studied. The effect of VTMS, EPDM and initiator concentrations on mechanical prop...
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Article
Synergistic effects of polyhedral oligomeric silsesquioxane (POSS) and oligomeric bisphenyl A bis(diphenyl phosphate) (BDP) on thermal and flame retardant properties of polycarbonate
A series of flame retardant hybrids were prepared based on bisphenol A polycarbonate (PC), trisilanolphenyl-polyhedral oligomeric silsesquioxane (TPOSS) and oligomeric bisphenyl A bis(diphenyl phosphate) (BDP)...
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Article
Study on effect of polydimethylsiloxane in intumescent flame retardant polypropylene
The effect of polydimethylsiloxane (PDMS) in intumescent flame retarded polypropylene (PP) containing melamine phosphate (MP) was studied using limiting oxygen index (LOI), UL-94 test, thermogravimetric analys...
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Article
Preparation and characterization of double shell microencapsulated ammonium polyphosphate and its flame retardance in polypropylene
Microencapsulated ammonium polyphosphate (MUFAPP) with a double shell is prepared by in situ polymerization, and is characterized by FTIR, XPS and SEM, etc. The microencapsulation of APP can increase its flame...
