公开(公告)号：DE3521270A1

公开(公告)日：1986-12-18

申请号：DE3521270

申请日：1985-06-13

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITSU ,  YAMAZAKI MIDORI ,  YAMAGUCHI AKIHIRO

IPC: C08G59/50 ,  C07C87/50

Abstract: A composition of aminobenzylamine is provided which is mainly composed of m-aminobenzylamine and p-aminobenzylamine in either the presence or absence of a small quantity of o-aminobenzylamine, is liquid at room temperature, and is an excellent cold-setting type curing agent useful for thermosetting resin compositions.

公开(公告)号：CH655304A5

公开(公告)日：1986-04-15

申请号：CH13783

申请日：1983-01-12

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITU ,  KAWASHIMA SABURO ,  YAMAGUCHI AKIHIRO

IPC: C07C309/40 ,  C07C97/10

公开(公告)号：CH654295A5

公开(公告)日：1986-02-14

申请号：CH275383

申请日：1983-05-19

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITSU ,  KAWASHIMA SABURO ,  YAMAGUCHI AKIHIRO

IPC: C07B61/00 ,  B01J23/00 ,  C07C67/00 ,  C07C209/00 ,  C07C209/10 ,  C07C209/36 ,  C07C211/50 ,  C07C211/54 ,  C07C87/54

公开(公告)号：GB2162839A

公开(公告)日：1986-02-12

申请号：GB8514417

申请日：1985-06-07

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITSU ,  YAMAZAKI MIDORI ,  YAMAGUCHI AKIHIRO

IPC: C07C209/36 ,  C07C87/50

Abstract: A process for preparing an aminobenzylamine comprises catalytically reducing a nitrobenzylamine of the general formula (I): wherein the nitro-group is located at the o-position, m-position, or p-position. As preferred embodiments of this process, there is disclosed a method for catalytically reducing in the presence of acids, and a method of using mineral acid salts of a nitrobenzylamine mixture obtained by nitrating benzylamine.

公开(公告)号：FR2565970A1

公开(公告)日：1985-12-20

申请号：FR8509141

申请日：1985-06-17

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITSU ,  YAMAZAKI MIDORI ,  YAMAGUCHI AKIHIRO

IPC: C07C209/36 ,  C07C87/50 ,  C07C85/11

Abstract: A process for preparing an aminobenzylamine comprises catalytically reducing a nitrobenzylamine of the general formula (I): wherein the nitro-group is located at the o-position, m-position, or p-position. As preferred embodiments of this process, there is disclosed a method for catalytically reducing in the presence of acids, and a method of using mineral acid salts of a nitrobenzylamine mixture obtained by nitrating benzylamine.

公开(公告)号：AU3132884A

公开(公告)日：1985-04-26

申请号：AU3132884

申请日：1984-07-31

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  TANABE YOSHIMITSU ,  YAMAGUCHI AKIHIRO ,  YOSHIKAWA YUKIHIRO ,  SUGIMOTO KENICHI

IPC: C07C93/14

公开(公告)号：FR2551747A1

公开(公告)日：1985-03-15

申请号：FR8413940

申请日：1984-09-11

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITSU ,  YAMAZAKI MIDORI ,  YAMAGUCHI AKIHIRO

IPC: C07C87/50 ,  C07C85/11

公开(公告)号：IT8423197D0

公开(公告)日：1984-10-18

申请号：IT2319784

申请日：1984-10-18

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  YOSHIKAWA YUKIHIRO ,  TANABE YOSHIMITSU ,  SUGIMOTO KENICHI ,  YAMAGUCHI AKIHIRO

IPC: C07C20060101 ,  C07C41/09 ,  C07C217/82 ,  C07C

Abstract: A process for producing 1,3-bis(3-aminophenoxy)-benzenes which are very useful as a monomer for heat-resistant high molecular weight polymers is provided, which process comprises dehalogenating a bis(3-aminophenoxy)-halogenobenzene by its reduction, which compound is selected from the group consisting of 1,3-bis(3-aminophenoxy)-5-halogenobenzenes, 1,3-bis(3-aminophenoxy)-2,4-dihalogenobenzenes and 1,5-bis(3-aminophenoxy)-2,4-dihalogenobenzenes, these raw material compounds being respectively obtained by reacting a 1,3,5-trihalogenobenzene, a 1,2,3,4-tetrahalogenobenzene or a 1,2,4,5-tetrahalogenobenzene with 3-aminophenol in the presence of a dehydrohalogenating agent.

公开(公告)号：DE3318535A1

公开(公告)日：1984-09-27

申请号：DE3318535

申请日：1983-05-20

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITSU ,  KAWASHIMA SABURO ,  YAMAGUCHI AKIHIRO

IPC: C07B61/00 ,  B01J23/00 ,  B01J23/40 ,  B01J23/70 ,  B01J25/02 ,  B01J27/00 ,  B01J27/02 ,  B01J27/08 ,  C07C20060101 ,  C07C67/00 ,  C07C201/00 ,  C07C205/45 ,  C07C221/00 ,  C07C225/22 ,  C07C97/10

Abstract: Preparation of 3,3'- or 3,4'-diaminobenzophenone by nitrating a chloronitrobenzophenone mixture obtained by the Friedel-Crafts reaction between 3- or 4-nitrobenzoyl chloride and chlorobenzene, and catalytically reducing and dechlorinating the resulting chlorodinitrobenzophenone mixture in the presence of a reduction catalyst and a dehydrochlorinating agent.

公开(公告)号：DE3305654A1

公开(公告)日：1983-09-15

申请号：DE3305654

申请日：1983-02-18

Applicant: MITSUI TOATSU CHEMICALS

Inventor： YAMAGUCHI KEIZABURO ,  SUGIMOTO KENICHI ,  TANABE YOSHIMITSU ,  YAMAGUCHI AKIHIRO ,  KAWASHIMA SABURO

IPC: C07C309/40 ,  C07C147/12

Abstract: 3,3'-diamino diphenylsulfones are prepared by catalytically reducing and dehalogenating, in the presence of a reduction catalyst and a dehydrohalogenation agent, a diphenylsulfone compound of the general formula in which X is a halogen atom and Y is hydrogen or a halogen atom.