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Stretchable polyurethane sponge reinforced magnetorheological material with enhanced mechanical properties
magnetorheological 3D network supporting polyurethane sponge
2015/2/3
A stretchable magnetorheological material (SMRM) consisting of micro-meter carbonyl iron (CI) particles, low cross-linking polyurethane (PU) polymer and porous PU sponge has been developed. Due to the...
Smart polyurethane foam with magnetic field controlled modulus and anisotropic compression property
Polyurethane magnetorheological foam preparation in-situ polymerization carbonyl iron particle polyurethane foam
2013/1/4
A new kind of polyurethane (PU) magnetorheological (MR) foam was prepared via in situ polymerization and foaming for the first time. A chain-like structure of carbonyl iron particles in the liquid pol...
Creep of thermoplastic polyurethane reinforced with ozone functionalized carbon nanotubes
nanocomposites carbon nanotubes mechanical properties creep
2012/4/13
This work focused on the mechanical behavior, especially creep resistance, of thermoplastic polyurethane (TPU) filled with ozone-treated multi-walled carbon nanotubes (MWCNTs). It was found that the o...
Improving the magnetorheological properties of polyurethane magnetorheological elastomer through plasticization
polyurethane magnetorheological elastomer in-situ polymerization plasticizer
2011/8/24
The highly filled anisotropic polyurethane (PU) magnetorheological elastomers (MREs) were prepared through an in-situ one-step polycondensation process under a magnetic field. The carbonyl iron formed...
Anisotropic polyurethane magnetorheological elastomer prepared through in situ polycondensation under a magnetic field
Polytetramethylene ether glycol polyurethane magnetorheological elastomers iron particles composite materials
2010/8/6
Highly filled polytetramethylene ether glycol (PTMEG)-based polyurethane (PU) magnetorheological elastomers (MREs) with anisotropic structure and good mechanical properties were prepared. The difficul...
Study on the properties of magnetorheological gel based on polyurethane
magnetorheological gel polyurethane viscoelastic property static yield stress dynamic yield stress
2010/6/29
Magnetorheological gels (MRGs) known as a new kind of magnetorheological material are composite gels containing magnetic particles suspended in polymer gels. In this study, a category of MR polymer ge...
Influence of Polyurethane Properties on Mechanical Performances of Magnetorheological Elastomers
magnetorheological elastomers polyurethane (PU) mechanical performances
2009/12/10
Magnetorheological elastomers (MREs) are mainly composed of magnetizable particles and elastic polymer. The polymer matrix plays an important role in mechanical performances of MREs. In this study, th...
Synthesis, Characterization and Surface Properties of Cross-linked Polyurethane Dispersions Modified by Organosiloxane
polydimethylsiloxane (PDMS) surface properties polyurethane
2009/11/13
A series of cross-linked polyether-polyester polyurethane dispersions modified with organosiloxane were prepared based on hydroxyl-terminated polydimethylsiloxane (HTPS) as hydrophobic component and 3...
Preparation and Characterization of Isotropic Polyurethane Magnetorheological Elastomer Through In Situ Polymerization
polyurethane magnetorheological elastomer in situ polymerization ball milling dispersion
2009/6/15
The highly filled isotropic polyurethane (PU) elastomer with a magnetorheological (MR) effect was prepared through an in situ polycondensation method. The carbonyl iron particles were treated by coupl...
Shape recovery and irrecoverable strain control in polyurethane shape-memory polymer
shape-memory polymer shape recovery shape fixity irrecoverable strain,polyurethane strain-holding condition
2008/3/19
In shape-memory polymers, large strain can be fixed at a low temperature and thereafter
recovered at a high temperature. If the shape-memory polymer is held at a high temperature
for a long time, th...
New magnetorheological elastomers based on polyurethane/Si-rubber hybrid
Magnetorheological elastomers Polyurethane rubber hybrid Microstructure
2004/11/9
A type of magnetorheological elastomer based on polyurethane (PU)/silicone rubber (Si-rubber) hybrid was fabricated without applying a magnetic field. The MR effect was improved by optimizing preparat...