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Jiraporn Seemork Takumi Sako Mohd Amran Bin Md Ali Masayuki Yamaguchi Rheological response under nonisothermal stretching for immiscible blends of isotactic polypropylene and acrylate polymer Journal of Rheology 10 1122/1 4965843 61 1 (1-11)
This verifies that the pseudotime approach seems to be the general basis for nonisothermal microstructural modeling for flow of polymers The pseudotime is given as ξ ( t ) = ∫ 0 t 1 / a T ( T ( t ' ) ) dt ' where a T are the well established time-temperature superposition shift factors calculated from the past temperatures (at time t ′) in a particle path
Rheological response under non-isothermal stretching for immiscible blends of isotactic polypropylene and acrylate polymer : Seemork Jiraporn Sako Takumi Mohd Amran Bin Md Ali Yamaguchi Masayuki キーワード: non-isothermal stretching :
Further nonisothermal log-linear tail models were developed to compare observed reductions for O157 and O26 VTEC under variable temperature conditions Results obtained showed that the comparison of predictions provided by the dynamic model with observations described well the linear inactivation pattern since nonsignificant differences were denoted at all profiles tested
Rheology is the science that studies the flow and deformation of matter Rheological properties can be measured with a rheometer Loss and Storage moduli are the most important parameters Rheology is the science that studies the behavior of fluids subject to a flow or a deformation
Eur J Lipid Sci Technol 2008 110 0000–0000 Rheological method to evaluate palm oil crystallization under shear 3 Figure 1 Impeller of the SPC (TA Instruments) defined flow analytical conversion factors are not available Therefore a calibration was performed
2020/7/23Here we demonstrate a facile reliable and cost-effective approach to manufacture the fully flexible and washable textile-based circuits by screen printing technology with a novel developed UV-curing nano-silver conductive ink as demonstrated in Fig 1 In order to
2016/10/1Three different regions were determined for the rheological behaviour by analysing the η ⁎ data under non-isothermal curing conditions: viscous flow overlapping and curing reaction The temperature ranges of these regions depend on the heating rate used thus for example for a 0 5 C/min temperature ramp the initial viscous flow region was quite narrow
Rheological response under non-isothermal stretching 4 for immiscible blends of isotactic polypropylene 5 52 the polymerization and themethodreactor type greatly affects the rheological response 53 under elongational flow [10 11] In the last two decades 54
Rheological Evidence of Physical Cross-Links and Their Impact in Modified Polypropylene Yan Li ‡ ∥ Zhen Yao * ‡ Zhen-hua Chen ∥ Shao-long Qiu ‡ Changchun Zeng * ∥ and Kun Cao* † ‡ †State Key Laboratory of Chemical Engineering and ‡Institute of Polymerization and Polymer Engineering Department of Chemical
responses under small and large amplitude oscillatory shear excitation6 The non-linear effects become more distinctive with increased amplitude of the perturbation in oscillatory shear flow and they are generally investigated by means of the Fourier analysis
Nonisothermal Flowing Polymers: Experiment Theory and Simulation David Keffer University of Tennessee - Knoxville processes of polymeric liquids under high deformation Complete temperature equations in the sense that they possess a direct and
The elongational flow characterization was performed under both isothermal and nonisothermal conditions by using respectively an elongational rheometer (SER) and a fiber‐spinning technique The extensional rheological response of melt‐compounded nanocomposites correlated to TEM and X‐ray analyses was used to probe the nanostructural modifications developed during the uniaxial stretching
Characterization of the Rheological Optical and Flow-Induced Structural Features of Polymer Liquid Crystals David Neal Lewis melt spun under varying conditions of extrusion rate extrusion temperature drawdown ratio and die exit condi-tions The
Jiraporn Seemork Takumi Sako Mohd Amran Bin Md Ali Masayuki Yamaguchi Rheological response under nonisothermal stretching for immiscible blends of isotactic polypropylene and acrylate polymer Journal of Rheology 10 1122/1 4965843 61 1 (1-11)
foam rheological properties of b-lactoglobulin (BLG) solutions Therefore the interfacial layer properties were systematically changed by varying the ionic strength the type of salt and the solution pH We propose a unique relationship between foam modulus G 0 0
Using rheological testing material behavior can be predicted without expensive batch studies Stress Relaxation Stress relaxation experiments observe the stress decay experienced by a sample over time when it is under an imposed strain created by the
2D rheological models for stress relaxation and creep 27 key variable in this case is the deformation ε2(t) of the damp H2 which satisfies the differential equation: • • =− + + ε η η ε η ε η ε 02 1 0 02 1 0 2 1 2 l l l k k (1) where the total initial length l0 = l01 + l02 hence εl0 = ε1l01 + ε2l02 and
The processes of heat exchange and of nonisothermal crystallization in the formation of a plane viscoelastic polymer film are investigated The polymer melt is forced through a plane-slitted extrusion head subjected to uniaxial stretching and simultaneously to cooling in air and subsequently gaining access onto a batch-off cooling roll It is assumed that the film is wide enough and the
responses under small and large amplitude oscillatory shear excitation6 The non-linear effects become more distinctive with increased amplitude of the perturbation in oscillatory shear flow and they are generally investigated by means of the Fourier analysis
This verifies that the pseudotime approach seems to be the general basis for nonisothermal microstructural modeling for flow of polymers The pseudotime is given as ξ ( t ) = ∫ 0 t 1 / a T ( T ( t ' ) ) dt ' where a T are the well established time-temperature superposition shift factors calculated from the past temperatures (at time t ′) in a particle path
Read Rheological Properties of Different Film Blowing Polyethylene Samples Under Shear and Elongational Flow Macromolecular Materials Engineering on DeepDyve the largest online rental service for scholarly research with thousands of academic
2020/5/1Here reptation theory under nonisothermal conditions is utilized to predict the development of healing over time from the rheological and thermal properties of Acrylonitrile-Butadiene-Styrene (ABS) ABS is rheologically complex and acts as a gel and as such considerations had to be made for the relaxation time of the matrix which is important in predicting the degree of interfacial healing
A solution is obtained for the problem of the stretching of an anomalously viscous film under nonisothermal conditions The solution is analyzed These keywords were added by machine and not by the authors This process is experimental and the keywords may be
Jiraporn Seemork Takumi Sako Mohd Amran Bin Md Ali Masayuki Yamaguchi Rheological response under nonisothermal stretching for immiscible blends of isotactic polypropylene and acrylate polymer Journal of Rheology 10 1122/1 4965843 61 1 (1-11)
Adding polyethylene greatly affects the rheological response of isotactic polypropylene (PP) under uniaxial elongational flow Though strain hardening in the transient elongational viscosity barely appeared in pure PP we induced strain hardening by adding low-density polyethylene (LDPE) to PP even though the blends showed a phase-separated structure
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