DE2449206A1 - Verfahren zur herstellung konzentrierter loesungen von harnstoffverbindungen - Google Patents
Verfahren zur herstellung konzentrierter loesungen von harnstoffverbindungenInfo
- Publication number
- DE2449206A1 DE2449206A1 DE19742449206 DE2449206A DE2449206A1 DE 2449206 A1 DE2449206 A1 DE 2449206A1 DE 19742449206 DE19742449206 DE 19742449206 DE 2449206 A DE2449206 A DE 2449206A DE 2449206 A1 DE2449206 A1 DE 2449206A1
- Authority
- DE
- Germany
- Prior art keywords
- alkaline earth
- acid
- formula
- salt
- urea
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical class NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims description 7
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 239000000243 solution Substances 0.000 claims description 33
- 239000000975 dye Substances 0.000 claims description 31
- -1 alkaline earth metal salt Chemical class 0.000 claims description 25
- 150000003672 ureas Chemical class 0.000 claims description 24
- 239000002253 acid Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- 150000003839 salts Chemical class 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 16
- 150000001412 amines Chemical class 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 239000004202 carbamide Substances 0.000 claims description 12
- 150000007530 organic bases Chemical class 0.000 claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical group S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 9
- 229910021529 ammonia Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 239000002243 precursor Substances 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910052744 lithium Inorganic materials 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 150000001450 anions Chemical class 0.000 claims description 4
- 239000002152 aqueous-organic solution Substances 0.000 claims description 4
- 238000004043 dyeing Methods 0.000 claims description 4
- 150000002642 lithium compounds Chemical class 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 150000001768 cations Chemical class 0.000 claims description 3
- 239000012209 synthetic fiber Substances 0.000 claims description 3
- 229920002994 synthetic fiber Polymers 0.000 claims description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 2
- 230000002378 acidificating effect Effects 0.000 claims description 2
- 239000000654 additive Substances 0.000 claims description 2
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 claims description 2
- 125000004104 aryloxy group Chemical group 0.000 claims description 2
- 229910001424 calcium ion Inorganic materials 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 2
- 239000003792 electrolyte Substances 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 239000012429 reaction media Substances 0.000 claims description 2
- 239000011877 solvent mixture Substances 0.000 claims description 2
- 150000003254 radicals Chemical class 0.000 claims 2
- KHUXNRRPPZOJPT-UHFFFAOYSA-N phenoxy radical Chemical compound O=C1C=C[CH]C=C1 KHUXNRRPPZOJPT-UHFFFAOYSA-N 0.000 claims 1
- 235000013877 carbamide Nutrition 0.000 description 12
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 10
- 239000000920 calcium hydroxide Substances 0.000 description 8
- 235000011116 calcium hydroxide Nutrition 0.000 description 8
- 159000000007 calcium salts Chemical class 0.000 description 5
- KYARBIJYVGJZLB-UHFFFAOYSA-N 7-amino-4-hydroxy-2-naphthalenesulfonic acid Chemical compound OC1=CC(S(O)(=O)=O)=CC2=CC(N)=CC=C21 KYARBIJYVGJZLB-UHFFFAOYSA-N 0.000 description 4
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 4
- 239000007983 Tris buffer Substances 0.000 description 4
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- HXKKHQJGJAFBHI-UHFFFAOYSA-N 1-aminopropan-2-ol Chemical compound CC(O)CN HXKKHQJGJAFBHI-UHFFFAOYSA-N 0.000 description 3
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Natural products CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
- 239000000980 acid dye Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- LVTYICIALWPMFW-UHFFFAOYSA-N diisopropanolamine Chemical compound CC(O)CNCC(C)O LVTYICIALWPMFW-UHFFFAOYSA-N 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- XTEGVFVZDVNBPF-UHFFFAOYSA-N naphthalene-1,5-disulfonic acid Chemical compound C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1S(O)(=O)=O XTEGVFVZDVNBPF-UHFFFAOYSA-N 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- KZTWONRVIPPDKH-UHFFFAOYSA-N 2-(piperidin-1-yl)ethanol Chemical compound OCCN1CCCCC1 KZTWONRVIPPDKH-UHFFFAOYSA-N 0.000 description 1
- BFSVOASYOCHEOV-UHFFFAOYSA-N 2-diethylaminoethanol Chemical compound CCN(CC)CCO BFSVOASYOCHEOV-UHFFFAOYSA-N 0.000 description 1
- HGJXPUQARRMBFO-UHFFFAOYSA-N 3-[(5-amino-2-methylphenyl)diazenyl]naphthalene-1,5-disulfonic acid Chemical compound NC1=CC(=C(C=C1)C)N=NC=1C=C(C=2C=CC=C(C2C1)S(=O)(=O)O)S(=O)(=O)O HGJXPUQARRMBFO-UHFFFAOYSA-N 0.000 description 1
- LYHAPFBXMNSTEZ-UHFFFAOYSA-N 3-amino-8-hydroxynaphthalene-1,5-disulfonic acid Chemical compound OC1=CC=C(S(O)(=O)=O)C2=CC(N)=CC(S(O)(=O)=O)=C21 LYHAPFBXMNSTEZ-UHFFFAOYSA-N 0.000 description 1
- WXLKZHNTYIFGME-UHFFFAOYSA-N 7-amino-4-hydroxynaphthalene-1-sulfonic acid Chemical compound OC1=CC=C(S(O)(=O)=O)C2=CC(N)=CC=C21 WXLKZHNTYIFGME-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 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 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 239000000370 acceptor Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 239000001000 anthraquinone dye Substances 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000000987 azo dye Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- MSWZFWKMSRAUBD-UHFFFAOYSA-N beta-D-galactosamine Natural products NC1C(O)OC(CO)C(O)C1O MSWZFWKMSRAUBD-UHFFFAOYSA-N 0.000 description 1
- MSWZFWKMSRAUBD-QZABAPFNSA-N beta-D-glucosamine Chemical compound N[C@H]1[C@H](O)O[C@H](CO)[C@@H](O)[C@@H]1O MSWZFWKMSRAUBD-QZABAPFNSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000003842 bromide salts Chemical class 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 1
- 150000003857 carboxamides Chemical class 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 238000006193 diazotization reaction Methods 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000000378 dietary effect Effects 0.000 description 1
- 229940043276 diisopropanolamine Drugs 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000011507 gypsum plaster Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229940102253 isopropanolamine Drugs 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 229940124530 sulfonamide Drugs 0.000 description 1
- 150000003456 sulfonamides Chemical class 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 238000010626 work up procedure Methods 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
- 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
- C09B67/0073—Preparations of acid or reactive dyes in liquid form
-
- 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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
- C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
- C09B43/14—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with phosgene or thiophosgene
-
- 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
- C09B69/00—Dyes not provided for by a single group of this subclass
- C09B69/02—Dyestuff salts, e.g. salts of acid dyes with basic dyes
- C09B69/04—Dyestuff salts, e.g. salts of acid dyes with basic dyes of anionic dyes with nitrogen containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Coloring (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742449206 DE2449206A1 (de) | 1974-10-16 | 1974-10-16 | Verfahren zur herstellung konzentrierter loesungen von harnstoffverbindungen |
| GB41008/75A GB1491954A (en) | 1974-10-16 | 1975-10-07 | Process for the preparation of concentrated solutions of urea compounds |
| CH1327075A CH588540A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-16 | 1975-10-13 | |
| JP50122970A JPS5164528A (en) | 1974-10-16 | 1975-10-14 | Nyosokagobutsu no noshukuyoeki no seizohoho |
| US05/621,799 US4077767A (en) | 1974-10-16 | 1975-10-14 | Process for the preparation of concentrated solutions of urea compounds |
| FR7531681A FR2330742A1 (fr) | 1974-10-16 | 1975-10-16 | Procede de production de solutions concentrees d'urees et leur application a la teinture des fibres naturelles ou synthetiques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742449206 DE2449206A1 (de) | 1974-10-16 | 1974-10-16 | Verfahren zur herstellung konzentrierter loesungen von harnstoffverbindungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2449206A1 true DE2449206A1 (de) | 1976-04-22 |
Family
ID=5928421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742449206 Pending DE2449206A1 (de) | 1974-10-16 | 1974-10-16 | Verfahren zur herstellung konzentrierter loesungen von harnstoffverbindungen |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0851004A1 (de) * | 1996-12-24 | 1998-07-01 | Bayer Ag | Disazofarbstoffe zum Färben von cellulosehaltigen Materialien |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4227879A (en) * | 1978-04-17 | 1980-10-14 | American Color & Chemical Corporation | Concentrated direct dye solution |
| JP2506327B2 (ja) * | 1985-09-17 | 1996-06-12 | 三菱化学株式会社 | スルホン酸リチウム基又はスルホン酸アンモニウム基を有する染料水溶液の製造方法 |
| FR2823503B1 (fr) * | 2001-04-11 | 2003-07-04 | Oreal | Nouveaux composes, procede de fabrication, utilisation comme pigments et composition cosmetique |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1202800A (en) | 1967-07-13 | 1970-08-19 | Sandoz Ltd | A process for dyeing paper |
| CH480422A (de) | 1967-07-13 | 1969-10-31 | Sandoz Ag | Konzentrierte,flüssige Zubereitung |
| CH478952A (de) * | 1967-10-25 | 1969-11-14 | Sandoz Ag | Verfahren zum Färben oder Bedrucken von synthetischen Polyamidfasern |
| GB1202799A (en) | 1968-06-25 | 1970-08-19 | Sandoz Ltd | A disazo dye and its production |
| US3701624A (en) * | 1968-10-03 | 1972-10-31 | Du Pont | Dyeing cotton and paper with bis(arylazo or sulfoarylazo)-j-acid urea reaction mixture and composition therefor |
| BE762070A (fr) | 1970-03-10 | 1971-07-01 | Sandoz Sa | Colorants disazoiques |
| US3898033A (en) * | 1971-03-01 | 1975-08-05 | Allied Chem | Novel disazo dyes and aqueous concentrated solutions thereof |
| DE2115877B2 (de) | 1971-04-01 | 1973-05-03 | Farbwerke Hoechst AG, vormals Mei ster Lucius & Brumng, 6000 Frankfurt | Verfahren zur herstellung von konzentrierten, stabilen fluessigeinstellungen von anionisch loeslichen optischen aufhellungsmitteln und farbstoffen |
-
1974
- 1974-10-16 DE DE19742449206 patent/DE2449206A1/de active Pending
-
1975
- 1975-10-07 GB GB41008/75A patent/GB1491954A/en not_active Expired
- 1975-10-13 CH CH1327075A patent/CH588540A5/xx not_active IP Right Cessation
- 1975-10-14 JP JP50122970A patent/JPS5164528A/ja active Pending
- 1975-10-14 US US05/621,799 patent/US4077767A/en not_active Expired - Lifetime
- 1975-10-16 FR FR7531681A patent/FR2330742A1/fr not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0851004A1 (de) * | 1996-12-24 | 1998-07-01 | Bayer Ag | Disazofarbstoffe zum Färben von cellulosehaltigen Materialien |
| US6084078A (en) * | 1996-12-24 | 2000-07-04 | Bayer Aktiengesellschaft | Disazo dyestuffs for dyeing cellulosic materials |
Also Published As
| Publication number | Publication date |
|---|---|
| CH588540A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-06-15 |
| FR2330742A1 (fr) | 1977-06-03 |
| JPS5164528A (en) | 1976-06-04 |
| US4077767A (en) | 1978-03-07 |
| GB1491954A (en) | 1977-11-16 |
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