Patents for C09B 5 - Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings (1,582)
07/1980
07/29/1980CA1082832A1 Perinone compounds, process for preparing them and their use as dyes
07/22/1980CA1082192A1 Process for the preparation of an n,n'-dimethyl- perylene-3,4,9-10-tetracarboxylic acid diimide pigment
07/01/1980US4210757 Novel naphthoylene-perinones disperse dyestuffs
06/1980
06/25/1980EP0012369A1 Process for preparing transparent pigmentary forms of indanthrone and chlorinated indanthrone
06/03/1980US4206240 Polymeric aminoanthrapyridine orange colors
05/1980
05/27/1980US4204879 Amino acid salts of anionic dyestuffs which have high solubility in organic solvents
04/1980
04/15/1980US4198518 Reacting a 1-nitro-anthraquinone with hydrazine
04/15/1980US4198205 Triazinyl-anthraquinone dye formulations for cellulose or cellulosic fibrous material
04/01/1980US4196294 Orange anthrapyridine monomeric colorants and colorant precursors
02/1980
02/19/1980US4189582 Vatting with an alkali dithionite to form leuco comp3und, washing, oxidizing to form red pigment
02/19/1980US4189380 Salt addition in ultrafiltration purification of solutions of polymeric colorants
01/1980
01/29/1980US4185959 Method for dyeing hydrophobic fiber material with disperse dye
01/09/1980EP0006122A1 Process for batch-colouring hard PVC and polyolefines
01/08/1980US4182885 Red colors
01/08/1980US4182882 Cyclization, ammonium or phosphonium compounds
10/1979
10/17/1979EP0004655A2 Application of fluorescent dyes for light intensification
09/1979
09/11/1979US4167634 Manufacture of a pigmentary form of α-indanthrone
08/1979
08/28/1979US4166181 N,n'-diphenyldiimides of 6,12, dialkyl-3,4,9,10-anthanthrene-tetracarboxylic acid
08/07/1979CA1060009A1 Anthraquinone dyestuffs
07/1979
07/24/1979CA1059138A1 5,6,11,12-tetraselenotetracene-o-chloroanil complexes
05/1979
05/08/1979US4153608 Anthraquinone vat dyestuffs
05/08/1979US4153602 Process for the preparation of a N,N'-dimethyl-perylene-3,4,9,10-tetracarboxylic acid diimide pigment
03/1979
03/27/1979CA1051426A1 Disperse dyestuffs
03/13/1979US4144252 Anthraquinone dyes
03/06/1979CA1050017A1 Fluorescent azabenzanthronic dyes
02/1979
02/27/1979US4141881 Process for dyeing linear polyesters in the melt
02/27/1979CA1049527A1 Process for the preparation of 7-oxo-7h-dibenzo(d e, h) -quinolin-2-ol
02/21/1979EP0000829A1 Photovoltaic elements
01/1979
01/02/1979US4132841 Copolymers of dyes and acrylamide
12/1978
12/26/1978CA1045133A1 Process for the manufacture of halogen-containing anthraquinoidal compounds, their use and new halogen-containing anthraquinoidal compounds
12/12/1978CA1044393A1 Process for bulk dyeing high molecular compounds with anthrapyrimidines
12/05/1978US4128396 Process for the improvement of dyeing properties of pigments of the anilino and arylmercapto anthraquinone series
12/05/1978CA1043781A1 Process for preparing 3,3'-thiobis (2-methoxy-1-azabenzanthrone)
11/1978
11/28/1978CA1043333A1 Flavanthrone pigment
11/21/1978CA1042883A1 Vat dyes, their manufacture and their use
11/07/1978US4124393 Shifted anthraquinone dye developing agents
10/1978
10/03/1978US4118186 Benzenesulfonamides
10/03/1978CA1039719A1 Process for preparing 1-aza-2-hydroxybenzanthrone
09/1978
09/26/1978CA1039280A1 Vat dyestuff process for their manufacture and use
09/19/1978US4115386 Perylene-3,4,9,10-tetracarboxylic acid diimide pigment, its manufacture and its use
08/1978
08/08/1978USRE29724 Nylon, with an anthraquinone dye containing cyclic anhydride (forming) groups
06/1978
06/06/1978US4093793 Copolymers of anthraquinone dyes and acrylamide
05/1978
05/16/1978US4089836 Copolymerization
05/16/1978US4089648 Anthraquinonedicarboximide dye
04/1978
04/25/1978US4086252 Process for the manufacture of anthraquinone compounds
02/1978
02/28/1978US4076713 Indanthrene dyes
01/1978
01/10/1978US4067889 Disperse dyestuffs
09/1977
09/27/1977US4051138 Water-soluble amine-linked polymeric colorants
09/13/1977US4048173 Plastics
08/1977
08/02/1977US4039545 Pigmentary imido-perinones
06/1977
06/21/1977US4031096 Mineral oils, polystyrene, pvc, polyethylene, abs, polymethyl methacrylate, polycarbonates
03/1977
03/29/1977US4014647 Exhaust process for the dyeing of synthetic fibre materials
03/22/1977US4013687 Anthraquinone dispersing agents
03/08/1977US4011227 O-(3-hydroxy-1-isoquinolinyl)-benzoic acid
03/08/1977US4011224 Cycloisomerization, friedel-crafts catalysts, dehydration
02/1977
02/22/1977US4009165 Polyesters
02/01/1977US4006163 Polyesters
02/01/1977US4006146 5-Aza-7-thiadibenzocrysene derivatives
01/1977
01/11/1977US4002591 Coloration of linear polymers by co-polycondensation with pigments
01/04/1977US4001170 Anthrapyrimidines
10/1976
10/19/1976US3987026 Transiently water-soluble non-heterocyclic azo and disazo disperse dyestuffs
10/05/1976US3984593 5,6,11,12-Tetraselenotetracene-o-chloroanil complexes
09/1976
09/14/1976US3980609 Process for the bulk dyeing of polyesters
09/14/1976US3980427 Exhaust process for the dyeing of synthetic fiber materials
09/07/1976US3979413 Polycyclic dyestuffs
08/1976
08/24/1976US3976649 Production of easily dispersible, high tinctorial strength perylene-3,4,9,10-tetracarboxylic acid diimides
08/17/1976US3975410 Process for the manufacture of halogen-containing anthraquinoidal compounds, their use and new halogen-containing anthraquinoidal compounds
08/03/1976US3972881 Vat, cellulose
07/1976
07/27/1976US3971740 Dyes for polyester fibers
07/20/1976US3970675 Disperse dyestuffs
06/1976
06/22/1976US3964862 Disperse dye
06/08/1976US3962251 Preparation of flavanthrone pigment
06/01/1976US3960867 Reducing vat dye to leuco compound, oxidation
06/01/1976US3960866 Process for preparing 1-aza-2-hydroxybenzanthrone
05/1976
05/25/1976US3959285 Chemical intermediates for pigments and dyes
05/11/1976US3956324 Anthraquinone dyestuffs
04/1976
04/27/1976US3953162 Dyeing process
03/1976
03/09/1976US3943136 Process for preparing 3,3-thiobis (2-methoxy-1-azabenzanthrone
02/1976
02/17/1976US3939162 Anthrapyrimidine dyes
01/1976
01/27/1976US3935208 Natural or regenerated cellulose
01/27/1976US3934972 For cellulose or blends with polyester, carboxylated dye
01/20/1976US3933821 Condensation
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