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Chapter
Interfacial Characteristics of Amorphous Polystyrene and Binary Polymer Blend Thin Films Based on Scanning Force Microscopy
Surface viscoelastic functions for monodisperse PS film was evaluated by using scanning viscoelasticity microscope(SVM). In the case of number average molecular weight, Mn less than ca. 30,000, it was revealed th...
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Article
Phase-Separation Behavior and Electro-Optical Properties for (Polymer/Liquid Crystal) Composite Films
Dominant factors that control the aggregation structure and electro-optical properties were presented for (polymer/liquid crystal) composite films prepared by a solvent cast method from homogeneous solutions. ...
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Article
Highly Crystalline Polyimide Particles
Several kinds of highly crystalline polyimide particles were obtained by heating polyamic acid solutions at 180°C that induced the thermal imidization of polyamic acids in N-methyl-2-pyrrolidone (NMP). The morpho...
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Article
Effect of Main-Chain Rigidity on Fatigue Behavior of Polymeric Fibers Based on Zone Nonlinear Viscoelastic Analysis
Fatigue behavior of high-strength and high-modulus polymeric fibers was investigated based on nonlinear dynamic viscoelastic analysis under tension-tension cyclic strain condition. Poly(vinyl alcohol) (PVA) an...
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Article
Higher Order Structure and Thermo-Responsive Properties of Polymeric Gel with Crystalline Side Chains
Crosslinked polymeric gel films were prepared by a radical copolymerization of stearyl acrylate (SA) and acrylic acid (AA) with N,N′-methylenebisacrylamide (MBAA) as a cross-linker. Aggregation structure of the (...
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Article
Control of Phase-Separated Structure in (Polymer/Liquid Crystal) Composite Films and Their Electro-Optical Switching Characteristics
Phase-separation behavior and electro-optical properties were investigated for the composite films consisting of the three dimensional polymer network and low molecular weight liquid crystals (LCs) embedded in...
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Chapter and Conference Paper
Selective Adsorption of Plasma Protein Onto Phase-Separated Domain of Immobilized Organosilane Monolayer Surfaces
The phase-separated surfaces of mixed organosilane monolayers on silicon wafer are excellent model system with which to study the interaction of proteins with organic surfaces. The phase-separated structures o...
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Article
Mechanism of Electro-Optical Switching Hysteresis for (Polymer/Liquid Crystal) Composite Films
The relationship between the hysteresis characteristics of electro-optical switching and the compatibility at the polymer–low molecular weight liquid crystal (LC) interface was studied for the (polymer/LC) com...
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Article
Novel concept for the aggregation structure of fatty acid monolayers on the water surface and direct observation of molecular arrangements in their monolayers
The aggregation structure of fatty acid monolayers on water subphases of different pH’s was investigated by means of transmission electron microscopy. Fatty acid monolayers exhibited the phase transition from ...
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Article
Novel Concepts of the Aggregation Structure of Organic Monolayers on the Surface of Water
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Article
Organic Thin Films: An Overview
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Article
Improvement in Response Speed for Bistable Light Switching of (Liquid Crystalline Polymer/Low Molecular Weight Liquid Crystals) Ternary Composite System in Induced Smectic State
Bistable light switching characteristics of the composite system composed of side chain type liquid crystalline polymer (LCP) and two kinds of low molecular weight liquid crystals (LCs) have been investigated....
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Article
Effect of Crystalline Relaxation on Fatigue Behavior of the Oriented High-Density Polyethylene Based on Nonlinear Viscoelastic Measurements
Oriented high-density polyethylene (HDPE) specimens were prepared by drawing the HDPE film up to the draw ratio of 5.3 at 353 K corresponding to the crystalline relaxation temperature. Nonlinear viscoelasticit...
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Article
Optical Writing Effect for Liquid Crystalline Polymer/Photoisomerizable Molecule/Low Molecular Weight Liquid Crystal Ternary Composite System
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Article
Component Dependence of Aggregation Structure and Light Scattering Properties of Polymer/Liquid Crystal Composite Films
The aggregation structure and electro-optical properties of polymer/liquid crystal (LC) composite films were investigated. The aggregation structure of the composite film strongly depended on the components ra...
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Article
Analysis of Fatigue Behavior of High-Density Polyethylene Based on Nonlinear Viscoelastic Measurement under Cyclic Fatigue
Fatigue behaviors of annealed and isothermally crystallized high-density polyethylenes (HDPEs) were investigated on the basis of nonlinear dynamic viscoelastic measurement during the fatigue process. Nonlinear...
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Article
Preparation of 2-Dimensional Ultra Thin Polystyrene Film by Water Casting Method
The preparation condition of polystyrene (PS) ultra thin film by a water casting method was investigated on the basis of transmission electron microscopic (TEM) observations. Homogeneous ultra thin films were ...
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Article
Effect of side chain structure on aggregation state and mechanical properties of synthetic polypeptide monolayers at the air-water interface
Aggregation structure of poly(γ-methyl-L-glutamate)(PMLG) and poly(γ-n-hexyl-L-glutamate)(PnHLG) monolayers at the air-water interface was investigated on the basis of the transmission electron microscopic obs...
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Article
Aggregation State-Permeation Characteristic Relationships of Self-Supported Liquid Crystalline Membranes
A series of built-up films composed of the blend materials of polymer and liquid crystal(LC) were prepared by a solvent-casting or a water-casting method. The weight fraction of LC in the composite membrane wa...
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Chapter
Polymer/(Liquid Crystal) Composite Membranes
Polymer/(liquid crystal) composite membranes were cast from a solution of a mixture of polymeric and liquid crystalline materials. Also, the ultrathin membranes, about 20 nm thick, were formed by carefully spr...