公开(公告)号：FR2429812A1

公开(公告)日：1980-01-25

申请号：FR7916112

申请日：1979-06-22

Applicant: MONTEDISON SPA

Inventor： CASAGRANDE FRANCESCO ,  BAUSANI GIOVANNI ,  BATTISTI RUGGERO

IPC: C09B23/00 ,  C09B23/14 ,  C09B56/08 ,  C09B23/10

Abstract: There are provided new pigments of the "bismethinic" type having the formula where A is benzene, 2,5-dimethoxy-benzene, 2,5-dichlorobenzene, naphthalene, diphenyl or anthracene, and B is azobenzene, azotoluene, 2-methoxy-5-benzanilide, 2-methoxy-3',4'-chloroazobenzene, 2-hydroxy-5-methyl-benzene, 2-methoxy-5-benzoylamino-benzene, 2-methoxy-5-ureido-benzene, 2-chloro-5-carboxybenzene, 2,4-dichloro-benzene, 2,5-dimethoxy-4-chloro-benzene, benzothiazole, 1-(3-chlorophenyl)-pyrazole, 1-(3,4-dichlorophenyl)-pyrazole, indazole, 2,4-dimethoxy-benzene, 4-dimethylamino-benzene, benzimidazolone, 2-methoxy-5-acetylamino-benzene or 2-methoxy-benzene.

公开(公告)号：DE2925136A1

公开(公告)日：1980-01-10

申请号：DE2925136

申请日：1979-06-22

Applicant: MONTEDISON SPA

Inventor： BATTISTI RUGGERO ,  CASAGRANDE FRANCESCO ,  BAUSANI GIOVANNI

IPC: C09B23/00 ,  C09B23/14 ,  C09B56/08 ,  C09B23/10 ,  C08K5/00

Abstract: There are provided new pigments of the "bismethinic" type having the formula where A is benzene, 2,5-dimethoxy-benzene, 2,5-dichlorobenzene, naphthalene, diphenyl or anthracene, and B is azobenzene, azotoluene, 2-methoxy-5-benzanilide, 2-methoxy-3',4'-chloroazobenzene, 2-hydroxy-5-methyl-benzene, 2-methoxy-5-benzoylamino-benzene, 2-methoxy-5-ureido-benzene, 2-chloro-5-carboxybenzene, 2,4-dichloro-benzene, 2,5-dimethoxy-4-chloro-benzene, benzothiazole, 1-(3-chlorophenyl)-pyrazole, 1-(3,4-dichlorophenyl)-pyrazole, indazole, 2,4-dimethoxy-benzene, 4-dimethylamino-benzene, benzimidazolone, 2-methoxy-5-acetylamino-benzene or 2-methoxy-benzene.

公开(公告)号：DE2750952A1

公开(公告)日：1978-05-18

申请号：DE2750952

申请日：1977-11-15

Applicant: MONTEDISON SPA

Inventor： BATTISTI RUGGERO ,  MAZZAFERRO NICOLA ,  BAUSANI GIOVANNI

IPC: C09B29/036 ,  C09B29/00 ,  C09B29/08 ,  C09B44/14 ,  D06P1/08 ,  C09B39/00

Abstract: A new class of water-soluble monoazo cationic dyestuffs free from sulphonic or carboxylic acid groups is disclosed. A process for preparing the new dyestuffs, which are derived from 1-phenyl-3-aminopyrazoles, is also disclosed.