CH621816A5 - Process for the improvement of the water-solubility of acidic dyestuffs - Google Patents
Process for the improvement of the water-solubility of acidic dyestuffs Download PDFInfo
- Publication number
- CH621816A5 CH621816A5 CH1010776A CH1010776A CH621816A5 CH 621816 A5 CH621816 A5 CH 621816A5 CH 1010776 A CH1010776 A CH 1010776A CH 1010776 A CH1010776 A CH 1010776A CH 621816 A5 CH621816 A5 CH 621816A5
- Authority
- CH
- Switzerland
- Prior art keywords
- dye
- formula
- isolated
- alkyl
- hydrogen
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 18
- 230000002378 acidificating effect Effects 0.000 title claims 2
- 239000000975 dye Substances 0.000 claims description 50
- 125000000217 alkyl group Chemical group 0.000 claims description 27
- 229910052739 hydrogen Inorganic materials 0.000 claims description 22
- 239000001257 hydrogen Substances 0.000 claims description 22
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 13
- 125000003545 alkoxy group Chemical group 0.000 claims description 11
- 125000003118 aryl group Chemical group 0.000 claims description 10
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 9
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 claims description 9
- 150000002367 halogens Chemical class 0.000 claims description 8
- NYGZLYXAPMMJTE-UHFFFAOYSA-M metanil yellow Chemical group [Na+].[O-]S(=O)(=O)C1=CC=CC(N=NC=2C=CC(NC=3C=CC=CC=3)=CC=2)=C1 NYGZLYXAPMMJTE-UHFFFAOYSA-M 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 239000012736 aqueous medium Substances 0.000 claims description 5
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 claims description 5
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 claims description 5
- 239000004094 surface-active agent Substances 0.000 claims description 5
- -1 Sulfuric acid ester Chemical class 0.000 claims description 3
- 159000000000 sodium salts Chemical class 0.000 claims description 3
- 238000001694 spray drying Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 125000004442 acylamino group Chemical group 0.000 claims description 2
- 125000003282 alkyl amino group Chemical group 0.000 claims description 2
- 125000005153 alkyl sulfamoyl group Chemical group 0.000 claims description 2
- 125000004397 aminosulfonyl group Chemical group NS(=O)(=O)* 0.000 claims description 2
- 125000000129 anionic group Chemical group 0.000 claims description 2
- 125000001769 aryl amino group Chemical group 0.000 claims description 2
- 125000002843 carboxylic acid group Chemical group 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- 239000002609 medium Substances 0.000 claims description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Substances O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims 1
- 210000004072 lung Anatomy 0.000 claims 1
- 150000003460 sulfonic acids Chemical class 0.000 claims 1
- 150000002431 hydrogen Chemical group 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- SJEYSFABYSGQBG-UHFFFAOYSA-M Patent blue Chemical compound [Na+].C1=CC(N(CC)CC)=CC=C1C(C=1C(=CC(=CC=1)S([O-])(=O)=O)S([O-])(=O)=O)=C1C=CC(=[N+](CC)CC)C=C1 SJEYSFABYSGQBG-UHFFFAOYSA-M 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 239000000980 acid dye Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 235000002639 sodium chloride Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- KJCVRFUGPWSIIH-UHFFFAOYSA-N 1-naphthol Chemical compound C1=CC=C2C(O)=CC=CC2=C1 KJCVRFUGPWSIIH-UHFFFAOYSA-N 0.000 description 2
- RUFPHBVGCFYCNW-UHFFFAOYSA-N 1-naphthylamine Chemical compound C1=CC=C2C(N)=CC=CC2=C1 RUFPHBVGCFYCNW-UHFFFAOYSA-N 0.000 description 2
- JVVRJMXHNUAPHW-UHFFFAOYSA-N 1h-pyrazol-5-amine Chemical compound NC=1C=CNN=1 JVVRJMXHNUAPHW-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical class O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Inorganic materials [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- JEXVQSWXXUJEMA-UHFFFAOYSA-N pyrazol-3-one Chemical compound O=C1C=CN=N1 JEXVQSWXXUJEMA-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 125000000547 substituted alkyl group Chemical group 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- MALIONKMKPITBV-UHFFFAOYSA-N 2-(3-chloro-4-hydroxyphenyl)-n-[2-(4-sulfamoylphenyl)ethyl]acetamide Chemical compound C1=CC(S(=O)(=O)N)=CC=C1CCNC(=O)CC1=CC=C(O)C(Cl)=C1 MALIONKMKPITBV-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 241000031711 Cytophagaceae Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920000571 Nylon 11 Polymers 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- LFMFPKKYRXFHHZ-UHFFFAOYSA-N R24 Chemical compound C1=C(Cl)C(C)=CC=C1NC1=NC(N)=C(C=CC=C2)C2=N1 LFMFPKKYRXFHHZ-UHFFFAOYSA-N 0.000 description 1
- NFGODEMQGQNUKK-UHFFFAOYSA-M [6-(diethylamino)-9-(2-octadecoxycarbonylphenyl)xanthen-3-ylidene]-diethylazanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCCOC(=O)C1=CC=CC=C1C1=C2C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C21 NFGODEMQGQNUKK-UHFFFAOYSA-M 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- JYNZIOFUHBJABQ-UHFFFAOYSA-N allyl-{6-[3-(4-bromo-phenyl)-benzofuran-6-yloxy]-hexyl-}-methyl-amin Chemical compound C=1OC2=CC(OCCCCCCN(C)CC=C)=CC=C2C=1C1=CC=C(Br)C=C1 JYNZIOFUHBJABQ-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 description 1
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 description 1
- 150000002475 indoles Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920005552 sodium lignosulfonate Polymers 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
- C09B62/44—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring
- C09B62/78—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring with other reactive groups
- C09B62/82—Azo dyes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/0003—Monoazo dyes prepared by diazotising and coupling from diazotized anilines
- C09B29/0007—Monoazo dyes prepared by diazotising and coupling from diazotized anilines containing acid groups, e.g. CO2H, SO3H, PO3H2, OSO3H, OPO2H2; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/10—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
- C09B29/12—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group of the benzene series
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
- C09B29/28—Amino naphthols
- C09B29/30—Amino naphtholsulfonic acid
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/02—Disazo dyes
- C09B31/025—Disazo dyes containing acid groups, e.g. -COOH, -SO3H, -PO3H2, -OSO3H, -OPO2H2; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0072—Preparations with anionic dyes or reactive dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3320175A GB1556622A (en) | 1975-08-08 | 1975-08-08 | Method of improving the water-solubility of acid dyes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH621816A5 true CH621816A5 (en) | 1981-02-27 |
Family
ID=10349890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1010776A CH621816A5 (en) | 1975-08-08 | 1976-08-06 | Process for the improvement of the water-solubility of acidic dyestuffs |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5224229A (enrdf_load_stackoverflow) |
| BE (1) | BE844996A (enrdf_load_stackoverflow) |
| CH (1) | CH621816A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2635820A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2320336A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1556622A (enrdf_load_stackoverflow) |
| IT (1) | IT1065103B (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3104605A1 (de) * | 1981-02-10 | 1982-08-19 | Hoechst Ag, 6000 Frankfurt | Farbstoffzubereitungen und ihre verwendung |
| DE4405469C2 (de) * | 1994-02-21 | 1996-11-07 | Ciba Geigy Ag | Verfahren zur Herstellung von Azofarbstoffen |
| AU7301398A (en) * | 1996-11-20 | 1998-06-10 | Crompton & Knowles Corp. | Acid yellow dye and method for using same |
| DE50001030D1 (de) | 1999-05-10 | 2003-02-13 | Ciba Sc Holding Ag | Azofarbstoffe, Verfahren zu deren Herstellung und deren Verwendung zum Färben oder Bedrucken von natürlichen oder synthetischen Materialien |
| EP1054040B1 (de) * | 1999-05-10 | 2003-01-08 | Ciba SC Holding AG | Azofarbstoffe, Verfahren zu deren Herstellung und deren Verwendung zum Färben oder Bedrucken von natürlichen oder synthetischen Materialien |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB906807A (en) * | 1959-09-16 | 1962-09-26 | Ici Ltd | New dyestuff compositions |
| DE1469720A1 (de) * | 1965-03-16 | 1968-12-12 | Bayer Ag | Isolierung von Triazofarbstoffen |
| DE1619509B2 (de) * | 1967-02-22 | 1974-10-17 | Bayer Ag, 5090 Leverkusen | Farbstoffpräparate und ihre Verwendung |
-
1975
- 1975-08-08 GB GB3320175A patent/GB1556622A/en not_active Expired
-
1976
- 1976-08-05 IT IT2607776A patent/IT1065103B/it active
- 1976-08-06 BE BE169654A patent/BE844996A/xx unknown
- 1976-08-06 CH CH1010776A patent/CH621816A5/de not_active IP Right Cessation
- 1976-08-06 FR FR7624148A patent/FR2320336A1/fr active Granted
- 1976-08-09 DE DE19762635820 patent/DE2635820A1/de not_active Withdrawn
- 1976-08-09 JP JP9473076A patent/JPS5224229A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5224229A (en) | 1977-02-23 |
| BE844996A (fr) | 1977-02-07 |
| DE2635820A1 (de) | 1977-02-24 |
| FR2320336B1 (enrdf_load_stackoverflow) | 1982-02-12 |
| FR2320336A1 (fr) | 1977-03-04 |
| GB1556622A (en) | 1979-11-28 |
| IT1065103B (it) | 1985-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1544341A1 (de) | Kunststoffloesliche Farbstoffe und Verfahren zu deren Herstellung und Durchfuehrung des Faerbeverfahrens | |
| CH621816A5 (en) | Process for the improvement of the water-solubility of acidic dyestuffs | |
| DE2850994C2 (enrdf_load_stackoverflow) | ||
| DE2230300C2 (de) | Disazofarbstoffe und ihre Herstellung | |
| AT139442B (de) | Verfahren zur Herstellung gemischter chromhaltiger Azofarbstoffe. | |
| EP0073414B1 (de) | Neue marineblaue Dispersionsfarbstoffe, Verfahren zu deren Herstellung und deren Verwendung zum Färben oder Bedrucken von synthetischen Fasermaterialien | |
| DE2729915A1 (de) | Gemische von 1 zu 2-kobaltkomplexazoverbindungen, deren herstellung und verwendung | |
| DE3446053C2 (de) | Disazoverbindungen und Färbeverfahren unter Verwendung derselben | |
| EP0850279A1 (de) | Saure disazofarbstoffe | |
| DE1298661B (de) | Verfahren zur Herstellung in Wasser schwer loeslicher Dispersionsfarbstoffe | |
| DE1769398B2 (de) | Wasserlösliche Phthalocyanin-Azofarbstoffe sowie Verfahren zu deren Herstellung und deren Verwendung | |
| DE951750C (de) | Verfahren zur Herstellung von braunen, chromhaltigen Azofarbstoffen | |
| DE1000337B (de) | Verfahren zur Herstellung echter Faerbungen auf tierischen und synthetischen Fasern sowie deren Gemischen | |
| DE2408907C3 (de) | Wasserlösliche Tetrakisazofarbstoffe, Verfahren zu deren Herstellung und ihre Verwendung zum Färben von Leder | |
| AT221678B (de) | Verfahren zur Herstellung von neuen reaktionsfähigen Farbstoffen | |
| DE1644312A1 (de) | Monoazofarbstoffe,ein Verfahren zu deren Herstellung und ein Verfahren zum Faerben von anionischen Polymerisatfasern mit diesen Monoazofarbstoffen | |
| DE562917C (de) | Verfahren zur Herstellung von Farbstoffen oder Farbstoffzwischenprodukten | |
| DE883021C (de) | Verfahren zur Herstellung von chromierbaren Monoazofarbstoffen | |
| DE3332212C2 (enrdf_load_stackoverflow) | ||
| DE767692C (de) | Verfahren zur Herstellung von Azofarbstoffen | |
| DE645423C (de) | Verfahren zur Herstellung von Monoazofarbstoffen | |
| DE616138C (de) | Verfahren zur Herstellung von Umwandlungsprodukten von chromhaltigen Azofarbstoffen | |
| CH261126A (de) | Verfahren zur Herstellung eines chromierbaren Monoazofarbstoffes. | |
| AT138381B (de) | Verfahren zur Herstellung chromhaltiger Farbstoffe. | |
| AT227852B (de) | Verfahren zur Herstellung neuer wasserunlöslicher Monoazofarbstoffe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |