Zobrazeno 1 - 10
of 211
pro vyhledávání: '"Shigeru Tasaka"'
Publikováno v:
Polymer Journal. 53:1101-1109
The aggregation behaviors of a diblock copolymer and a triblock copolymer of poly(2-ethyl-2-oxazoline) (PEOX) and polyethylene oxide (PEO) in aqueous solutions were investigated mainly by static and dynamic light scattering and infrared spectroscopy.
Publikováno v:
Journal of Polymer Engineering. 41:19-26
Dielectric behavior in paracrystalline poly(vinyl trifluoroacetate) was investigated from the viewpoint of ferroelectricity. This polymer has a large CF3 dipole moment (2.3 Debye) and structural defects due to the atactic sequence in its chain confor
Publikováno v:
Polymer Journal. 52:1121-1127
The interfacial phase structures of nylon 6 with alumina nanoparticles were investigated by X-ray diffraction measurements, infrared spectroscopy, and differential scanning calorimetry for composites with high weight fractions (30–70%) of alumina.
Publikováno v:
Journal of Coatings Technology and Research. 17:1343-1349
The structure of solution of methyltrimethoxysilane (MTMS), which is used for hard coating for plastic materials through its sol–gel reactions, was investigated by light scattering, atomic force microscopy, infrared spectroscopy, and X-ray diffract
Publikováno v:
Journal of Fiber Science and Technology. 76:113-118
Publikováno v:
Ferroelectrics Letters Section. 46:1-7
Ferroelectric behavior was observed in the crystalline copolymers of vinylidene chloride (VDC) with vinylchloride (VC) and with methylacrylate (MA). A D-E hysteresis loop for P(VDC/VC) copolymer ob...
Publikováno v:
Polymer Journal. 51(4):433-438
Large dielectric constants (390 for a slowly cooled sample, and 2400 for a quenched sample at 0.3 kHz) were measured for nylon 93. A displacement–electric hysteresis loop was obtained for a slowly cooled sample of nylon 93, and the remanent polariz
Publikováno v:
Polymer Journal. 50(11):1043-1049
Double helical polysaccharide, xanthan samples with varying molar mass were thermally denatured and renatured in dilute solutions. Both the weight average molar mass, which was determined by size exclusion chromatography (SEC), and viscosity average
Publikováno v:
KOBUNSHI RONBUNSHU. 75:275-279
Publikováno v:
Polymer Journal. 50:375-380
The interface structures of isotactic poly(methyl methacrylate) (it-PMMA)/alumina nanoparticle (Al2O3; ~40 nm) mixtures from tetrahydrofuran (THF) solutions were investigated by X-ray diffraction (XRD), Fourier transform infrared (FT-IR) spectroscopy