1
Yasuhiro Oshino, Tatsuya Kanno: Two-step process for the preparation of a (co)polycarbonate by transesterification. Daicel Chemical, Flynn Thiel Boutell & Tanis, March 12, 1996: US05498688 (73 worldwide citation)

A process for the preparation of a (co)polycarbonate having an excellent hue, heat resistance, residence to hydrolysis and impact resistance by transesterification with the use of an aparatuses of a low price. In the first step, a dihydroxy compound is reacted with a carbonic diester in a reactor ha ...


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Tatsuya Kanno, Yutaka Hukuda, Yasuhiro Oshino: (Co)polycarbonate and process for producing the same. Daicel Chemical, Flynn Thiel Boutell & Tanis, February 27, 1996: US05494992 (73 worldwide citation)

A processes for producing a (co)polycarbonate having a low terminal hydroxyl group concentration and being excellent in heat resistance and hue, which comprises melt-polycondensing a dihydroxy compound with a carbonic diester in the presence of a catalyst for transesterification selected from the gr ...


3
Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Tatsuya Kanno, Takaaki Kuwana, Yoshimichi Okano: Process for producing polycarbonate. Daicel Chemical, Flynn Thiel Boutell & Tanis, February 6, 1996: US05489665 (69 worldwide citation)

A polycarbonate is produced by transesterification from a dihydroxy compound such as 2,2-bis(4-hydroxyphenyl)propane and a diester of carbonic acid such as bisphenyl carbonate in the presence of a substance which contains iron in an amount of 50% by weight or less and contacts the reactants. Alterna ...


4
Tatsuya Kanno, Nobuyuki Uozumi, Michiya Takatsuka: Cooling water circuit system. DENSO Corporation, Harness Dickey & Pierce, July 11, 2006: US07073467 (8 worldwide citation)

A cooling water circuit system for an engine includes a radiator bypass passage through which cooling water of the engine bypasses a radiator, a heat exchanger disposed in the radiator bypass circuit to perform heat exchange between the cooling water and lubricant oil of an automatic transmission, a ...


5
Mitsuru Ueda, Tatsuya Kanno, Yoshihiro Iguchi, Yasuhiro Oshino: Process for preparation of polycarbonate. Daicel Chemical, Flynn Thiel Boutell & Tanis, June 18, 1991: US05025083 (8 worldwide citation)

A polycarbonate is produced by melt-polycondensing (A) a dihydric phenol with a co-monomer selected from the group consisting of (B) bisphenol carbonate, (C) bis(2,4,6-trichlorophenyl) carbonate (D) bis(2,4,-dichlorophenyl) carbonate and (E) bis(2-cyanophenyl) carbonate in the presence of a catalyst ...


6
Tatsuya Kanno, Yuzo Toga: Monoacrylate or diacrylate of 2-methyl-propylene glycol and photosensitive composition containing the diacrylate. Daicel Chemical, Flynn Thiel Boutell and Tanis, June 11, 1985: US04522913 (7 worldwide citation)

Mono(meth)acrylate or di(meth)acrylate of 2-methylpropylene glycol. The diacrylate, or a low molecular weight oligomer thereof, with polymeric filler and sensitizer is useful as a photosensitive component.


7
Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Yoshihiro Iguchi, Takaaki Kuwana, Toshihiro Matsumoto: Process for producing (co)polycarbonate with transesterification catalyst and compound. Daicel Chemical, Flynn Thiel Boutell & Tanis, January 11, 1994: US05278279 (5 worldwide citation)

A process for producing a (co)polycarbonate or a (co)polyestercarbonate having a high molecular weight and excellent hue, heat stability and mechanical properties by reacting a dihydroxyl compound with a diester of carbonic acid and/or a diester of dicarbonic acid in the presence of a transesterific ...


8
Tatsuya Kanno, Yutaka Hukuda, Yasuhiro Oshino: (Co) Polycarbonate and process for producing the same. Daicel Chemical, Flynn Thiel Boutell & Tanis, November 14, 1995: US05466774 (5 worldwide citation)

A processes for producing a (co)polycarbonate having a low terminal hydroxyl group concentration and being excellent in heat resistance and hue, which comprises melt-polycondensing a dihydroxy compound with a carbonic diester in the presence of a catalyst for transesterification selected from the gr ...


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Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Yoshihiro Iguchi, Takaaki Kuwana, Toshihiro Matsumoto: Process for producing (co)polycarbonate and (co)polycarbonate composition. Daicel Chemical, Flynn Thiel Boutell and Tanis, February 21, 1995: US05391690 (4 worldwide citation)

A process for producing a (co)polycarbonate or a (co)polyestercarbonate having a high molecular weight and excellent hue, heat stability and mechanical properties by reacting a dihydroxyl compound with a diester of carbonic acid and/or a diester of dicarbonic acid in the presence of a transesterific ...