Change in Hydration State during the Coil−Globule Transition of Aqueous Solutions of Poly(N-isopropylacrylamide) as Evidenced by FTIR Spectroscopy

Y Maeda, T Higuchi, I Ikeda - Langmuir, 2000 - ACS Publications
Coil−globule transition of poly(N-isopropylacrylamide) (PIPA), followed by intermolecular
association in H 2 O and D 2 O, was investigated by Fourier transform infrared (FTIR) …

Hydration and Phase Behavior of Poly(N-vinylcaprolactam) and Poly(N-vinylpyrrolidone) in Water

Y Maeda, T Nakamura, I Ikeda - Macromolecules, 2002 - ACS Publications
Phase transitions of poly(N-vinylcaprolactam) (PVCL) and poly(N-vinylpyrrolidone) (PVPy)
in H 2 O and D 2 O were investigated by turbidimetry, differential scanning calorimetry (DSC), …

Changes in the Hydration States of Poly(N-alkylacrylamide)s during Their Phase Transitions in Water Observed by FTIR Spectroscopy

Y Maeda, T Nakamura, I Ikeda - Macromolecules, 2001 - ACS Publications
Phase transitions of poly(N-n-propylacrylamide) (PnPA), poly(N-isopropylacrylamide) (PiPA),
and poly(N-cyclopropylacrylamide) (PcPA) in H 2 O and D 2 O were investigated by …

Hydration changes during thermosensitive association of a block copolymer consisting of LCST and UCST blocks

Y Maeda, H Mochiduki, I Ikeda - Macromolecular rapid …, 2004 - Wiley Online Library
Thermosensitive association of a diblock copolymer consisting of poly(3‐dimethyl(methacryloyloxyethyl)
ammonium propane sulfonate) (PdMMAEAPS), as an upper critical solution …

Change in Solvation of Poly(N,N-diethylacrylamide) during Phase Transition in Aqueous Solutions As Observed by IR Spectroscopy

Y Maeda, T Nakamura, I Ikeda - Macromolecules, 2002 - ACS Publications
Phase transitions of poly(N,N-dimethylacrylamide) (PdEA) in water and methanol/water
mixture were investigated by Fourier transform infrared (FTIR) spectroscopy. IR spectra of the …

Surface-active properties of novel cationic surfactants with two alkyl chains and two ammonio groups

TS Kim, T Kida, Y Nakatsuji, T Hirao, I Ikeda - Journal of the American Oil …, 1996 - Springer
A series ofbis-quaternary ammonium salts was easily prepared by the reaction of a long-chaintert-alkylamine
with epichlorohydrin, and their surface-active properties were measured. …

Changes in the Hydration States of Poly(N-n-propylmethacrylamide) and Poly(N-isopropylmethacrylamide) during Their Phase Transitions in Water Observed by …

Y Maeda, T Nakamura, I Ikeda - Macromolecules, 2001 - ACS Publications
Phase transitions of poly(N-n-propylmethacrylamide) (PnPMA) and poly(N-isopropylmethacrylamide)
(PiPMA) in H 2 O and D 2 O have been investigated by using Fourier transform …

Novel dependency of stereochemistry upon metal, ligand, and solvent in oxidative addition of allylic chloride to palladium (0) and platinum (0) complexes

…, Y Kawasaki, S Murai, M Miyoshi, I Ikeda - Journal of the …, 1990 - ACS Publications
The reaction of allylic electrophiles with electron-rich metal complexes forming allylmetal
intermediates is one of the most crucial steps in various metal-catalyzed organic transformations…

A novel synthetic metal catalytic system

M Higuchi, I Ikeda, T Hirao - The Journal of Organic Chemistry, 1997 - ACS Publications
π-Conjugate polymers, polyanilines and polypyrroles, served as catalysts in dehydrogenative
oxidation reactions of benzylamines, 2-phenylglycine, and 2,6-di-tert-butylphenol under …

Extractive separation of lithium isotopes by crown ethers

K Nishizawa, T Takano, I Ikeda… - Separation Science and …, 1988 - Taylor & Francis
Separative abilities of crown ethers to lithium isotopes were investigated for the number of
oxygen atoms composing crown rings and for the substituted groups to 15-crown-5. The …