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Seiichi Kawahara
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Journal Articles

BROMINATION OF NATURAL RUBBER WITH N -BROMOSUCCINIMIDE

Nuorn Choothong, Seiichi Kawahara
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2021) 95 (1): 37–45.
DOI: https://doi.org/10.5254/rct.21.78980
Published: 01 October 2021
View article titled, BROMINATION OF NATURAL RUBBER WITH N -BROMOSUCCINIMIDE
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Journal Articles

ORIGIN OF ENERGETIC ELASTICITY AND ENTROPIC ELASTICITY OF NATURAL RUBBER WITH NANODIAMOND NANOMATRIX STRUCTURE

Asangi Gannoruwa, Yuanbing Zhou, Kenichiro Kosugi, Yoshimasa Yamamoto, Seiichi Kawahara
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2021) 94 (4): 704–719.
DOI: https://doi.org/10.5254/rct.21.79923
Published: 15 June 2021
View article titled, ORIGIN OF ENERGETIC ELASTICITY AND ENTROPIC ELASTICITY OF NATURAL RUBBER WITH NANODIAMOND NANOMATRIX STRUCTURE
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Journal Articles

PROTEIN INFLUENCE ON THE MECHANICAL PROPERTIES OF NR

Yayoi Akahori, Misao Hiza, Soki Yamaguchi, Seiichi Kawahara
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2021) 94 (4): 657–668.
DOI: https://doi.org/10.5254/rct.21.79916
Published: 09 June 2021
View article titled, PROTEIN INFLUENCE ON THE MECHANICAL PROPERTIES OF NR
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Journal Articles

DETERMINATION OF A SUITABLE CONDITION OF GRAFT COPOLYMERIZATION OF VINYLTRIETHOXYSILANE ONTO NR TO FORM NANOMATRIX STRUCTURE

Yuanbing Zhou, Yoshimasa Yamamoto, Seiichi Kawahara
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2018) 91 (4): 767–775.
DOI: https://doi.org/10.5254/rct.18.81545
Published: 01 October 2018
View article titled, DETERMINATION OF A SUITABLE CONDITION OF GRAFT COPOLYMERIZATION OF VINYLTRIETHOXYSILANE ONTO NR TO FORM NANOMATRIX STRUCTURE
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Journal Articles

ANTIOXIDANTS FOR EPDM SEALS EXPOSED TO CHLORINATED TAP WATER

Mio Gonokami, Yoshimasa Yamamoto, Oraphin Chaikumpollert, Yoshito Ohtake, Seiichi Kawahara
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2014) 87 (1): 1–9.
DOI: https://doi.org/10.5254/rct.13.87963
Published: 01 March 2014
View article titled, ANTIOXIDANTS FOR EPDM SEALS EXPOSED TO CHLORINATED TAP WATER
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Journal Articles

EFFECT OF DECELERATED FERMENTATION ON MORPHOLOGY AND MECHANICAL PROPERTIES OF NATURAL RUBBER LATEX

Oraphin Chaikumpollert, Osamu Wakisaka, Akio Mase, Yoshimasa Yamamoto, Krisda Suchiva ...
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2013) 86 (4): 615–625.
DOI: https://doi.org/10.5254/rct.13.87968
Published: 01 December 2013
View article titled, EFFECT OF DECELERATED FERMENTATION ON MORPHOLOGY AND MECHANICAL PROPERTIES OF NATURAL RUBBER LATEX
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Journal Articles

ASSIGNMENT OF NMR SIGNALS FOR CHLOROPRENE RUBBER BY TWO-DIMENSIONAL NMR SPECTROSCOPY

Takayuki Saito, Seiichi Kawahara, Yoshito Ohtake
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2013) 86 (2): 250–260.
DOI: https://doi.org/10.5254/rct.13.87981
Published: 01 June 2013
View article titled, ASSIGNMENT OF NMR SIGNALS FOR CHLOROPRENE RUBBER BY TWO-DIMENSIONAL NMR SPECTROSCOPY
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Journal Articles

High-Resolution Latex-State 13 C-NMR Spectroscopy for Natural Rubber Vulcanizates

Seiichi Kawahara, Jinta Ukawa, Junichiro Sakai, Yoshimasa Yamamoto, Yoshinobu Isono
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2007) 80 (5): 751–761.
DOI: https://doi.org/10.5254/1.3539414
Published: 01 November 2007
View article titled, High-Resolution Latex-State 13 C-NMR Spectroscopy for Natural Rubber Vulcanizates
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Journal Articles

Preparation of Functionalized Low Molecular Weight Natural Rubber Latex Using Solid Nanometric TiO 3 Film as a Photocatalyst

Jitladdat Sakdapipanich, Patjaree Suksawad, Kittipong Insom, Seiichi Kawahara
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2005) 78 (4): 597–605.
DOI: https://doi.org/10.5254/1.3547900
Published: 01 September 2005
View article titled, Preparation of Functionalized Low Molecular Weight Natural Rubber Latex Using Solid Nanometric TiO 3 Film as a Photocatalyst
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Journal Articles

Morphology and Crystallization Behavior of Lightly Crosslinked Natural Rubber in Blend

Tetsuji Kawazura, Seiichi Kawahara, Yoshinobu Isono
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2003) 76 (5): 1164–1176.
DOI: https://doi.org/10.5254/1.3547794
Published: 01 November 2003
View article titled, Morphology and Crystallization Behavior of Lightly Crosslinked Natural Rubber in Blend
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Journal Articles

Effect of Non-Rubber Components on Storage Hardening and Gel Formation of Natural Rubber During Accelerated Storage under Various Conditions

Jintana Yunyongwattanakorn, Yasuyuki Tanaka, Seiichi Kawahara, Warunee Klinklai, Jitladda Sakdapipanich
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2003) 76 (5): 1228–1240.
DOI: https://doi.org/10.5254/1.3547799
Published: 01 November 2003
View article titled, Effect of Non-Rubber Components on Storage Hardening and Gel Formation of Natural Rubber During Accelerated Storage under Various Conditions
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Journal Articles

Effect of Gel on the Green Strength of Natural Rubber

Seiichi Kawahara, Yoshinobu Isono, Jitladda T. Sakdapipanich, Yasuyuki Tanaka, Eng Aik-Hwee
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2002) 75 (4): 739–746.
DOI: https://doi.org/10.5254/1.3544999
Published: 01 September 2002
View article titled, Effect of Gel on the Green Strength of Natural Rubber
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Journal Articles

Characterization of the Large and Small Rubber Particles in Fresh Hevea Latex

Jitladda T. Sakdapipanich, Kanjanee Nawamawat, Seiichi Kawahara
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2002) 75 (2): 179–185.
DOI: https://doi.org/10.5254/1.3544971
Published: 01 May 2002
View article titled, Characterization of the Large and Small Rubber Particles in Fresh Hevea Latex
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Journal Articles

High-Resolution Latex State 13 C-NMR Spectroscopy: Part II. Effect of Particle Size and Temperature

Seiichi Kawahara, Yoshinobu Isono, Keiko Washino, Toshiko Morita, Yasuyuki Tanaka
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2001) 74 (2): 295–302.
DOI: https://doi.org/10.5254/1.3544951
Published: 01 May 2001
View article titled, High-Resolution Latex State 13 C-NMR Spectroscopy: Part II. Effect of Particle Size and Temperature
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Journal Articles

Crystallization Behavior and Strength of Natural Rubber Isolated from Different Hevea Clone

Seiichi Kawahara, Yoshinobu Isono, Takashi Kakubo, Yasuyuki Tanaka, Eng Aik-Hwee
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (2000) 73 (1): 39–46.
DOI: https://doi.org/10.5254/1.3547578
Published: 01 March 2000
View article titled, Crystallization Behavior and Strength of Natural Rubber Isolated from Different Hevea Clone
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Journal Articles

A Novel Method for 13 C-NMR Spectroscopy of Polymer in Emulsion: Quantitative Analysis of Microstructure of Crosslinked Polybutadiene in Latex

Seiichi Kawahara, Saori Bushimata, Takashi Sugiyama, Chihiro Hashimoto, Yasuyuki Tanaka
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (1999) 72 (5): 844–853.
DOI: https://doi.org/10.5254/1.3538836
Published: 01 November 1999
View article titled, A Novel Method for 13 C-NMR Spectroscopy of Polymer in Emulsion: Quantitative Analysis of Microstructure of Crosslinked Polybutadiene in Latex
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Journal Articles

Thermal Properties and Crystallization Behavior of Highly Deproteinized Natural Rubber

Seiichi Kawahara, Takashi Kakubo, Michio Suzuki, Yasuyuki Tanaka
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (1999) 72 (1): 174–180.
DOI: https://doi.org/10.5254/1.3538787
Published: 01 March 1999
View article titled, Thermal Properties and Crystallization Behavior of Highly Deproteinized Natural Rubber
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Journal Articles

Stem Length and Stem Length Distribution of Chain-Folded Lamellar Crystal Grown from Dilute Solution of cis -1,4-Polyisoprene by Ozonolysis-GPC Measurements

Seiichi Kawahara, Yoriko Inomata, Takashi Kakubo, Yasuyuki Tanaka, Kouichi Hatada ...
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (1998) 71 (2): 277–284.
DOI: https://doi.org/10.5254/1.3538483
Published: 01 May 1998
View article titled, Stem Length and Stem Length Distribution of Chain-Folded Lamellar Crystal Grown from Dilute Solution of cis -1,4-Polyisoprene by Ozonolysis-GPC Measurements
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Journal Articles

Origin of Characteristic Properties of Natural Rubber—Effect of Fatty Acids on Crystallization of cis -1,4-Polyisoprene

Takashi Kakubo, Ai Matsuura, Seiichi Kawahara, Yasuyuki Tanaka
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (1998) 71 (1): 70–75.
DOI: https://doi.org/10.5254/1.3538473
Published: 01 March 1998
View article titled, Origin of Characteristic Properties of Natural Rubber—Effect of Fatty Acids on Crystallization of cis -1,4-Polyisoprene
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Journal Articles

Origin of Characteristic Properties of Natural Rubber—Synergistic Effect of Fatty Acids on Crystallization of cis -1,4-Polyisoprene: II, Mixed and Esterified Fatty Acids in Natural Rubber

Naoyuki Nishiyama, Seiichi Kawahara, Takashi Kakubo, Eng Aik Hwee, Yasuyuki Tanaka
Journal: Rubber Chemistry and Technology
Rubber Chemistry and Technology (1996) 69 (4): 608–614.
DOI: https://doi.org/10.5254/1.3538388
Published: 01 September 1996
View article titled, Origin of Characteristic Properties of Natural Rubber—Synergistic Effect of Fatty Acids on Crystallization of cis -1,4-Polyisoprene: II, Mixed and Esterified Fatty Acids in Natural Rubber
Click here to open pdf in another window PDF for Origin of Characteristic Properties of Natural Rubber—Synergistic Effect of Fatty Acids on Crystallization of cis -1,4-Polyisoprene: II, Mixed and Esterified Fatty Acids in Natural Rubber