Publication


Featured researches published by Kazuyoshi Kikkawa.


Archive | 1992

Heat-sensitive recording materials and phenol compounds

Atsuo Otsuji; Toshihiro Motoshima; Yoshimitsu Tanabe; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Masakatsu Nakatsuka; Akihiro Yamaguchi


Archive | 1995

Carboxylate and heat-sensitive recording material using same

Mansuke Matsumoto; Nobuaki Sasaki; Bunji Sawano; Kiyoharu Hasegawa; Kazuyoshi Kikkawa


Archive | 1993

Crystals of fluoran compound, crystalline solvates thereof, process for their preparation and recording material comprising said crystal or said solvate

Atsuo Otsuji; Masakatsu Nakatsuka; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi


Archive | 1992

Salicylic acid derivatives, the process for preparing the same and the heat-sensitive recording materials comprising thereof

Yoshimitsu Tanabe; Yuki Kobayashi; Atsuo Otsuji; Masakatsu Nakatsuka; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi; Naomasa Koike; Fumio Okumura


Archive | 1991

Crystal of fluoran compound, preparation process of the crystal, and recording material comprising the crystal

Masakatsu Nakatsuka; Atsuo Otsuji; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi


Archive | 1999

Heat sensitive recording material and preparation process of said material

Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Masakatsu Nakatsuka; Atsuo Otsuji; Akihiro Yamaguchi


Archive | 1993

Recording material comprising crystal of fluoran compound

Masakatsu Nakatsuka; Atsuo Otsuji; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi


Archive | 1993

CRYSTAL OF FLUORAN COMPOUND

Masakatsu Nakatsuka; Atsuo Otsuji; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi


Archive | 1992

Recording material comprising novel crystalline fluoran and process for prepartion of the said crystalline fluoran

Masakatsu Nakatsuka; Atsuo Otsuji; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi


Archive | 1993

Process for preparation of a recording material comprising a novel crystal of a fluoran compound

Masakatsu Nakatsuka; Atsuo Otsuji; Kiyoharu Hasegawa; Kazuyoshi Kikkawa; Akihiro Yamaguchi

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