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Hajime Kawai

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Publication

Featured researches published by Hajime Kawai.

Archive | 1988

DIVINYL COMPOUNDS AND CHROMOGENIC RECORDING MATERIAL PREDIVINYL COMPOUNDS AND CHROMOGENIC RECORDING MATERIAL PREPARED BY USE THEREOF PARED BY USE THEREOF

Hajime Kawai; Yoshiharu Fujino; Youji Shimizu; Seiichi Rumieru-Nishikyogoku Nieda; Kazuhiko Mukaijima-Danchi Gendai; Katsuhiko Tsunemitsu

Archive | 1982

Chromogenic compounds and the use thereof as color former in copying or recording materials

Hajime Kawai; Katsuhiko Tsunemitsu; Yoshiharu Fujino; Yoji Shimizu

Archive | 1987

Divinyl compounds and chromogenic recording-material prepared by use thereof

Hajime Kawai; Yoshiharu Fujino; Youji Shimizu; Seiichi Rumieru-Nishikyogoku Nieda; Kazuhiko Mukaijima-Danchi Gendai; Katsuhiko Tsunemitsu

Archive | 1972

Chromogenic 6-amino fluoranes - for use in pressure sensitive copyingggg mm gg mm gg materials

Katsuhiko Tsunemitsu; Kanji Kiuchi; Yasushi Nakai; Hajime Kawai; Shimpei Yamada

Archive | 1974

Substituted o-{8 4-(n-alkyl-n-phenylamino)-2-hydroxybenzoyl{9 -benzoic acid

Katsuhiko Tsunemitsu; Kanji Kiuchi; Yasushi Nakai; Hajime Kawai; Shimpei Yamada

Archive | 1987

Process for producing 3,3-bis-(4-dimethylaminophenyl)-6-dimethylaminophthalide

Yoshiharu Fujino; Hajime Kawai; Katsuhiko Tsunemitsu

Archive | 1987

Chromogenic azaphthalide compound and a colour-forming recording composition containing the same

Hajime Kawai; Toshiyuki Nakai; Katsuhiko Tsunemitsu

Archive | 1993

PROCESS FOR PRODUCING 2-(4,4'-BIS-(DIMETHYLAMINO)-BENZHYDRYL)-5-DIMETHYL-AMINOBENZOIC ACID

Yoshiharu Fujino; Hajime Kawai; Katushiko Tsunemitsu

Archive | 1992

Phthalide compound and recording material using the compound

Yutaka Muraki; Hidekazu Ishida; Hajime Kawai; Katsuhiko Tsunemitsu

Archive | 1992

Waermeempfindliches recording material

Manabu Yamada; Toshiro Narizuka; Katsuhiko Tsunemitsu; Hajime Kawai; Takayuki Kurosaki

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