DE2520893C2 - Verfahren zur Herstellung von Diphenylamin - Google Patents
Verfahren zur Herstellung von DiphenylaminInfo
- Publication number
- DE2520893C2 DE2520893C2 DE2520893A DE2520893A DE2520893C2 DE 2520893 C2 DE2520893 C2 DE 2520893C2 DE 2520893 A DE2520893 A DE 2520893A DE 2520893 A DE2520893 A DE 2520893A DE 2520893 C2 DE2520893 C2 DE 2520893C2
- Authority
- DE
- Germany
- Prior art keywords
- weight
- aniline
- nickel
- catalyst
- chromium
- 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.)
- Expired
Links
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 title claims description 63
- 238000000034 method Methods 0.000 title claims description 30
- 238000004519 manufacturing process Methods 0.000 title description 6
- 239000003054 catalyst Substances 0.000 claims description 66
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 40
- 239000007858 starting material Substances 0.000 claims description 22
- 239000001257 hydrogen Substances 0.000 claims description 19
- 229910052739 hydrogen Inorganic materials 0.000 claims description 19
- 229910052759 nickel Inorganic materials 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 15
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 13
- 239000003513 alkali Substances 0.000 claims description 13
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 13
- 239000011651 chromium Substances 0.000 claims description 13
- 229910052804 chromium Inorganic materials 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 8
- 229910018487 Ni—Cr Inorganic materials 0.000 claims description 8
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 claims description 8
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- 239000011572 manganese Substances 0.000 claims description 8
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims description 6
- 239000003085 diluting agent Substances 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 49
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 45
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 38
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 24
- 238000006243 chemical reaction Methods 0.000 description 24
- RPFGCUFAJAQNLJ-UHFFFAOYSA-N n-phenylcyclohexanimine Chemical compound C1CCCCC1=NC1=CC=CC=C1 RPFGCUFAJAQNLJ-UHFFFAOYSA-N 0.000 description 22
- 239000007795 chemical reaction product Substances 0.000 description 19
- 229910052757 nitrogen Inorganic materials 0.000 description 19
- 239000000203 mixture Substances 0.000 description 18
- TXTHKGMZDDTZFD-UHFFFAOYSA-N n-cyclohexylaniline Chemical compound C1CCCCC1NC1=CC=CC=C1 TXTHKGMZDDTZFD-UHFFFAOYSA-N 0.000 description 17
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 16
- 239000006227 byproduct Substances 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 10
- -1 alkyl radicals Chemical class 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- DMVOXQPQNTYEKQ-UHFFFAOYSA-N biphenyl-4-amine Chemical group C1=CC(N)=CC=C1C1=CC=CC=C1 DMVOXQPQNTYEKQ-UHFFFAOYSA-N 0.000 description 4
- 239000012159 carrier gas Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 241000238633 Odonata Species 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- JOSWYUNQBRPBDN-UHFFFAOYSA-P ammonium dichromate Chemical compound [NH4+].[NH4+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O JOSWYUNQBRPBDN-UHFFFAOYSA-P 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- PAFZNILMFXTMIY-UHFFFAOYSA-N cyclohexylamine Chemical compound NC1CCCCC1 PAFZNILMFXTMIY-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000011702 manganese sulphate Substances 0.000 description 2
- 235000007079 manganese sulphate Nutrition 0.000 description 2
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- QAFRYXRYDOBFEF-UHFFFAOYSA-N n-cyclohexylcyclohexanimine Chemical compound C1CCCCC1N=C1CCCCC1 QAFRYXRYDOBFEF-UHFFFAOYSA-N 0.000 description 2
- 150000002816 nickel compounds Chemical class 0.000 description 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000010626 work up procedure Methods 0.000 description 2
- UTRKXPAHTIHDIH-UHFFFAOYSA-N 3-methyl-n-(4-methylphenyl)cyclohexan-1-imine Chemical compound C1C(C)CCCC1=NC1=CC=C(C)C=C1 UTRKXPAHTIHDIH-UHFFFAOYSA-N 0.000 description 1
- TWPMMLHBHPYSMT-UHFFFAOYSA-N 3-methyl-n-phenylaniline Chemical compound CC1=CC=CC(NC=2C=CC=CC=2)=C1 TWPMMLHBHPYSMT-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- XBPCUCUWBYBCDP-UHFFFAOYSA-N Dicyclohexylamine Chemical compound C1CCCCC1NC1CCCCC1 XBPCUCUWBYBCDP-UHFFFAOYSA-N 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
- 235000019687 Lamb Nutrition 0.000 description 1
- 101100128278 Mus musculus Lins1 gene Proteins 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- HRTZGHHIAWYVBC-UHFFFAOYSA-M [O-][Cr](O)(=O)=O.N.[Ni+] Chemical compound [O-][Cr](O)(=O)=O.N.[Ni+] HRTZGHHIAWYVBC-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001339 alkali metal compounds Chemical class 0.000 description 1
- 229910052936 alkali metal sulfate Inorganic materials 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- SQISUZWPWJHTEP-UHFFFAOYSA-N aniline Chemical compound NC1=CC=CC=C1.NC1=CC=CC=C1 SQISUZWPWJHTEP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 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
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 125000004106 butoxy group Chemical group [*]OC([H])([H])C([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000001844 chromium Chemical class 0.000 description 1
- 150000001845 chromium compounds Chemical class 0.000 description 1
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 1
- 238000001944 continuous distillation Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- NNGAQKAUYDTUQR-UHFFFAOYSA-N cyclohexanimine Chemical compound N=C1CCCCC1 NNGAQKAUYDTUQR-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007210 heterogeneous catalysis Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 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
- 238000005470 impregnation Methods 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- ZAUUZASCMSWKGX-UHFFFAOYSA-N manganese nickel Chemical compound [Mn].[Ni] ZAUUZASCMSWKGX-UHFFFAOYSA-N 0.000 description 1
- 229940099596 manganese sulfate Drugs 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- HZPNKQREYVVATQ-UHFFFAOYSA-L nickel(2+);diformate Chemical compound [Ni+2].[O-]C=O.[O-]C=O HZPNKQREYVVATQ-UHFFFAOYSA-L 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel 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
- 239000000725 suspension Substances 0.000 description 1
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/86—Chromium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2520893A DE2520893C2 (de) | 1975-05-10 | 1975-05-10 | Verfahren zur Herstellung von Diphenylamin |
| IN591/CAL/76A IN144203B (enExample) | 1975-05-10 | 1976-04-03 | |
| US05/677,478 US4057581A (en) | 1975-05-10 | 1976-04-15 | Process for preparing diphenylamines |
| ES447675A ES447675A1 (es) | 1975-05-10 | 1976-05-07 | Procedimiento para la obtencion de difenilamina. |
| GB18882/76A GB1483329A (en) | 1975-05-10 | 1976-05-07 | Process for the production of diphenylamine |
| JP51051389A JPS51138627A (en) | 1975-05-10 | 1976-05-07 | Preparation of diphenylamine |
| BE2055013A BE841636A (fr) | 1975-05-10 | 1976-05-10 | Procede de preparation de diphenylamines |
| FR7613986A FR2310996A1 (fr) | 1975-05-10 | 1976-05-10 | Procede de preparation de diphenylamines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2520893A DE2520893C2 (de) | 1975-05-10 | 1975-05-10 | Verfahren zur Herstellung von Diphenylamin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2520893A1 DE2520893A1 (de) | 1976-11-25 |
| DE2520893C2 true DE2520893C2 (de) | 1982-03-11 |
Family
ID=5946250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2520893A Expired DE2520893C2 (de) | 1975-05-10 | 1975-05-10 | Verfahren zur Herstellung von Diphenylamin |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4057581A (enExample) |
| JP (1) | JPS51138627A (enExample) |
| BE (1) | BE841636A (enExample) |
| DE (1) | DE2520893C2 (enExample) |
| ES (1) | ES447675A1 (enExample) |
| FR (1) | FR2310996A1 (enExample) |
| GB (1) | GB1483329A (enExample) |
| IN (1) | IN144203B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4435599A (en) | 1982-11-26 | 1984-03-06 | The Goodyear Tire & Rubber Company | Para-nitrodiphenylamine synthesis |
| DE3523205A1 (de) * | 1985-06-28 | 1987-01-02 | Bayer Ag | Traegerkatalysator, verfahren zu seiner herstellung sowie dessen verwendung zur herstellung von hydroxydiphenyl |
| US4704219A (en) * | 1985-07-05 | 1987-11-03 | The B. F. Goodrich Company | Novel composition of para-butylated and octylated, ortho-ethylated diphenylamines |
| DE3801754A1 (de) * | 1988-01-22 | 1989-07-27 | Bayer Ag | Rhodium-katalysatoren, verfahren zu ihrer herstellung und verfahren zur herstellung von gegebenenfalls substituiertem diphenylamin unter einsatz der rhodium-katalysatoren |
| US5196592A (en) * | 1991-01-10 | 1993-03-23 | Bayer Aktiengesellschaft | Process for the preparation of diphenylamines |
| DE4100514A1 (de) * | 1991-01-10 | 1992-07-16 | Bayer Ag | Verfahren zur herstellung von diphenylaminen |
| DE4125755A1 (de) * | 1991-08-03 | 1993-02-04 | Bayer Ag | Verfahren zur herstellung von diphenylaminen |
| DE4132945A1 (de) * | 1991-10-04 | 1993-04-08 | Bayer Ag | Verfahren zur herstellung von diphenylaminen |
| DE4224366A1 (de) * | 1992-07-23 | 1994-01-27 | Bayer Ag | Verfahren zur Herstellung von Diphenylaminen |
| US5382690A (en) * | 1992-08-11 | 1995-01-17 | Mitsui Toatsu Chemicals, Incorporated | Method for preparing aromatic secondary amino compound |
| US5536878A (en) * | 1992-08-11 | 1996-07-16 | Mitsui Toatsu Chemicals, Inc. | Method for preparing aromatic secondary amino compound |
| US5475139A (en) * | 1993-10-22 | 1995-12-12 | Yung Shin Pharm. Ind. Co., Ltd. | Method for the preparation of substituted derivatives of diphenyl amine |
| DE19818709B4 (de) * | 1998-04-21 | 2007-10-11 | Richter, Günter, Dipl.-Ing. | Lagerungs- und Transportvorrichtung für flüssige Medien |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1038552B (de) * | 1956-12-28 | 1958-09-11 | Bayer Ag | Verfahren zur Herstellung von Phenylcyclohexylaminen |
| US3953508A (en) * | 1969-08-11 | 1976-04-27 | L'oreal | Diphenylamines for dyeing keratinous fibers |
| DE2049809C3 (de) * | 1970-10-10 | 1975-10-30 | Bayer Ag, 5090 Leverkusen | Dehydrierungskatalysator |
| GB1362285A (en) * | 1970-10-10 | 1974-08-07 | Bayer Ag | Process for the production of a catalyst and its use in the produc tion of hydroxy-diphenyls |
| DE2102476C3 (de) * | 1970-10-10 | 1974-02-28 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung von o-Hydroxydiphenyl |
| IT961240B (it) * | 1972-06-24 | 1973-12-10 | Snam Progetti | Procedimento per la produzione di difenilammina e suoi derivati |
-
1975
- 1975-05-10 DE DE2520893A patent/DE2520893C2/de not_active Expired
-
1976
- 1976-04-03 IN IN591/CAL/76A patent/IN144203B/en unknown
- 1976-04-15 US US05/677,478 patent/US4057581A/en not_active Expired - Lifetime
- 1976-05-07 JP JP51051389A patent/JPS51138627A/ja active Granted
- 1976-05-07 GB GB18882/76A patent/GB1483329A/en not_active Expired
- 1976-05-07 ES ES447675A patent/ES447675A1/es not_active Expired
- 1976-05-10 BE BE2055013A patent/BE841636A/xx not_active IP Right Cessation
- 1976-05-10 FR FR7613986A patent/FR2310996A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2520893A1 (de) | 1976-11-25 |
| FR2310996B1 (enExample) | 1980-11-14 |
| FR2310996A1 (fr) | 1976-12-10 |
| US4057581A (en) | 1977-11-08 |
| ES447675A1 (es) | 1977-06-16 |
| GB1483329A (en) | 1977-08-17 |
| BE841636A (fr) | 1976-11-10 |
| JPS51138627A (en) | 1976-11-30 |
| JPS574623B2 (enExample) | 1982-01-27 |
| IN144203B (enExample) | 1978-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |