Kazukiyo Nagai

Works (18)

Updated: July 5th, 2023 16:02

2020 journal article

Gas-separation and physical properties of ABA triblock copolymers synthesized from polyimide and hydrophilic adamantane derivatives

POLYMER, 202.

By: T. Ito*, R. Shiota*, N. Taniguchi*, R. Spontak n  & K. Nagai*

author keywords: Polyimide; Adamantane; Gas separation; Block copolymer; Membrane
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: September 28, 2020

2002 journal article

Microphase-Separated Block Copolymers Comprising Low Surface Energy Fluorinated Blocks and Hydrophilic Blocks:  Synthesis and Characterization

Macromolecules, 35(9), 3697–3707.

By: M. Arnold n, K. Nagai n, R. Spontak n , B. Freeman  n, D. Leroux  n, D. Betts n, J. Desimone n, F. Digiano n ...

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2001 journal article

Gas permeability and free volume of highly branched substituted acetylene polymers

MACROMOLECULES, 34(6), 1788–1796.

By: Y. Yampolskii n, A. Korikov n, V. Shantarovich  n, K. Nagai n, B. Freeman n, T. Masuda  n, M. Teraguchi  n, G. Kwak  n

UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Gas permeation properties of poly(1,1 '-dihydroperfluorooctyl acrylate), poly(1,1 '-dihydroperfluorooetyl methacrylate), and poly(styrene)-b-poly(1,1 '-dihydroperfluorooctyl acrylate) block copolymers

MACROMOLECULES, 34(16), 5611–5619.

By: M. Arnold*, K. Nagai*, B. Freeman*, R. Spontak* , D. Betts, J. DeSimone*, I. Pinnau *

UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2001 journal article

Solubility and diffusivity of sodium chloride in phase-separated block copolymers of poly(2-dimethylaminoethyl methacrylate), poly (1,1'-dihydroperfluorooctyl methacrylate) and poly(1,1,2,2-tetrahydroperfluorooctyl acrylate)

POLYMER, 42(25), 9941–9948.

By: K. Nagai n, S. Tanaka *, Y. Hirata *, T. Nakagawa *, M. Arnold n, B. Freeman n, D. Leroux *, D. Betts*, J. DeSimone*, F. DiGiano*

author keywords: block copolymers; freezing water; salt transport
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Effect of physical aging of poly(1-trimethylsilyl-1-propyne) films synthesized with TaCl5 and NbCl5 on gas permeability, fractional free volume, and positron annihilation lifetime spectroscopy parameters

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 38(9), 1222–1239.

By: K. Nagai n, B. Freeman n & A. Hill *

author keywords: poly(1-trimethylsilyl-1-propyne); aging; gas permeability; positron annihilation lifetime spectroscopy; fractional free volume
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Ethylbenzene solubility, diffusivity, and permeability in poly(dimethylsiloxane)

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 38(11), 1461–1473.

By: S. Dixon-Garrett n, K. Nagai n & B. Freeman n

author keywords: polydimethylsiloxane; ethylbenzene; sorption; diffusion, permeation
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Gas permeability and hydrocarbon solubility of poly[1-phenyl-2-[p-(triisopropylsilyl)phenyl]acetylene]

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 38(11), 1474–1484.

By: K. Nagai n, L. Toy n, B. Freeman n, M. Teraguchi *, T. Masuda* & I. Pinnau *

author keywords: polyacetylene; poly(diphenyl acetylene); glassy polymer; physical aging; methanol conditioning; permeability; diffusivity; solubility
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Gas permeability of poly(bis-trifluoroethoxyphosphazene) and blends with adamantane amino/trifluoroethoxy (50/50) polyphosphazene

Journal of Membrane Science, 172(1-2), 167–176.

By: K. Nagai, B. Freeman, A. Cannon & H. Allcock

Source: NC State University Libraries
Added: August 6, 2018

2000 journal article

Gas permeation of fullerene-dispersed poly(1-trimethylsilyl-1-propyne) membranes

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 38(13), 1749–1755.

By: A. Higuchi *, T. Yoshida*, T. Imizu*, K. Mizoguchi*, Z. He*, I. Pinnau *, K. Nagai n, B. Freeman n

author keywords: membrane; fullerene; gas permeation; separation
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Gas sorption, diffusion, and permeation in poly(dimethylsiloxane)

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 38(3), 415–434.

By: T. Merkel n, . Bondar n, K. Nagai n, B. Freeman n & I. Pinnau *

author keywords: poly(dimethylsiloxane); perfluorocarbons; permeability; solubility; diffusion coefficients
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Preparation and gas permeation of immobilized fullerene membranes

JOURNAL OF APPLIED POLYMER SCIENCE, 77(3), 529–537.

By: A. Higuchi *, T. Agatsuma*, S. Uemiya *, T. Kojima*, K. Mizoguchi*, I. Pinnau *, K. Nagai n, B. Freeman n

author keywords: membrane; fullerene; gas permeation; diffusion
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Pure-gas and vapor permeation and sorption properties of poly[1-phenyl-2-[p-(trimethylsilyl)phenyl]acetylene] (PTMSDPA)

MACROMOLECULES, 33(7), 2516–2524.

By: L. Toy, K. Nagai*, B. Freeman*, I. Pinnau, Z. He, T. Masuda, M. Teraguchi, Y. Yampolskii*

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Sorption and transport of hydrocarbon and perfluorocarbon gases in poly(1-trimethylsilyl-1-propyne)

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 38(2), 273–296.

By: T. Merkel n, V. Bondar n, K. Nagai n & B. Freeman*

author keywords: poly(1-trimethylsilyl-1-propyne); hydrocarbons; fluorocarbons; permeability; solubility; diffusivity
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

2000 journal article

Sorption, diffusion, and permeation of ethylbenzene in poly(1- trimethylsilyl-1-propyne)

Journal of Polymer Science. Part B, Polymer Physics, 38(8), 1078–1089.

By: S. Dixon-Garrett n, K. Nagai n & B. Freeman*

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
Source: NC State University Libraries
Added: August 6, 2018

1999 journal article

Effect of aging on molecular motion in glassy polymer films containing bulky substituents

KOBUNSHI RONBUNSHU, 56(7), 464–467.

By: K. Nagai*, T. Watanabe & T. Nakagawa

author keywords: glassy polymer; poly(1-trimethylsilyl-1-propyne); poly(t-butylacetylene); poly(vinyltrimethylsilane); molecular motion; spin-lattice relaxation time; aging
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

1999 journal article

Gas sorption, diffusion, and permeation in poly(2,2-bis(trifluoromethyl)-4,5-difluoro-1,3-dioxole-co-tetrafluoroethylene)

MACROMOLECULES, 32(25), 8427–8440.

By: T. Merkel n, V. Bondar n, K. Nagai n, B. Freeman n & Y. Yampolskii n

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 6, 2018

1999 journal article

Synthesis and characterization of poly[[1,1 '-biphenyl]-4,4 '- diyl[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]]

Macromolecules, 32(20), 6418–6424.

By: P. Havelka-Rivard, K. Nagai, B. Freeman & V. Sheares

Source: NC State University Libraries
Added: August 6, 2018

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