JP5936352B2 - ジアミノジフェニルアルカンの製造方法 - Google Patents
ジアミノジフェニルアルカンの製造方法 Download PDFInfo
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- JP5936352B2 JP5936352B2 JP2011506633A JP2011506633A JP5936352B2 JP 5936352 B2 JP5936352 B2 JP 5936352B2 JP 2011506633 A JP2011506633 A JP 2011506633A JP 2011506633 A JP2011506633 A JP 2011506633A JP 5936352 B2 JP5936352 B2 JP 5936352B2
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- Prior art keywords
- diaminodiphenylalkane
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- diaminodiphenylmethane
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- 238000004519 manufacturing process Methods 0.000 title claims description 19
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 49
- 238000000034 method Methods 0.000 claims description 41
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 32
- 239000003054 catalyst Substances 0.000 claims description 32
- 238000006243 chemical reaction Methods 0.000 claims description 25
- 230000002378 acidificating effect Effects 0.000 claims description 17
- 239000002253 acid Substances 0.000 claims description 13
- ZZTCPWRAHWXWCH-UHFFFAOYSA-N diphenylmethanediamine Chemical compound C=1C=CC=CC=1C(N)(N)C1=CC=CC=C1 ZZTCPWRAHWXWCH-UHFFFAOYSA-N 0.000 claims description 13
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 claims description 12
- -1 polycyclic compound Chemical class 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 10
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 8
- 238000006555 catalytic reaction Methods 0.000 claims description 8
- 230000035484 reaction time Effects 0.000 claims description 8
- 229920001577 copolymer Polymers 0.000 claims description 6
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 6
- 150000001412 amines Chemical class 0.000 claims description 5
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical compound C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 claims description 4
- 239000002638 heterogeneous catalyst Substances 0.000 claims description 4
- UTNMPUFESIRPQP-UHFFFAOYSA-N 2-[(4-aminophenyl)methyl]aniline Chemical compound C1=CC(N)=CC=C1CC1=CC=CC=C1N UTNMPUFESIRPQP-UHFFFAOYSA-N 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 125000003367 polycyclic group Chemical group 0.000 claims description 3
- OHKOAJUTRVTYSW-UHFFFAOYSA-N 2-[(2-aminophenyl)methyl]aniline Chemical compound NC1=CC=CC=C1CC1=CC=CC=C1N OHKOAJUTRVTYSW-UHFFFAOYSA-N 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 18
- 150000002500 ions Chemical class 0.000 description 13
- 239000000203 mixture Substances 0.000 description 10
- 150000004982 aromatic amines Chemical class 0.000 description 8
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 125000005442 diisocyanate group Chemical group 0.000 description 7
- 239000000377 silicon dioxide Substances 0.000 description 7
- 235000012239 silicon dioxide Nutrition 0.000 description 7
- 150000001299 aldehydes Chemical class 0.000 description 6
- 239000004927 clay Substances 0.000 description 6
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 229920002635 polyurethane Polymers 0.000 description 5
- 239000004814 polyurethane Substances 0.000 description 5
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000003456 ion exchange resin Substances 0.000 description 4
- 229920003303 ion-exchange polymer Polymers 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 229910021536 Zeolite Inorganic materials 0.000 description 3
- 229920001429 chelating resin Polymers 0.000 description 3
- 239000007859 condensation product Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 3
- 239000012948 isocyanate Substances 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000010457 zeolite Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 239000005909 Kieselgur Substances 0.000 description 2
- OJGMBLNIHDZDGS-UHFFFAOYSA-N N-Ethylaniline Chemical compound CCNC1=CC=CC=C1 OJGMBLNIHDZDGS-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- AFBPFSWMIHJQDM-UHFFFAOYSA-N N-methylaniline Chemical compound CNC1=CC=CC=C1 AFBPFSWMIHJQDM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007854 aminals Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 239000008098 formaldehyde solution Substances 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- RNVCVTLRINQCPJ-UHFFFAOYSA-N o-toluidine Chemical compound CC1=CC=CC=C1N RNVCVTLRINQCPJ-UHFFFAOYSA-N 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000010557 suspension polymerization reaction Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical group C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 1
- YZUPZGFPHUVJKC-UHFFFAOYSA-N 1-bromo-2-methoxyethane Chemical compound COCCBr YZUPZGFPHUVJKC-UHFFFAOYSA-N 0.000 description 1
- VVAKEQGKZNKUSU-UHFFFAOYSA-N 2,3-dimethylaniline Chemical group CC1=CC=CC(N)=C1C VVAKEQGKZNKUSU-UHFFFAOYSA-N 0.000 description 1
- DWOBGCPUQNFAFB-UHFFFAOYSA-N 2-benzylaniline Chemical compound NC1=CC=CC=C1CC1=CC=CC=C1 DWOBGCPUQNFAFB-UHFFFAOYSA-N 0.000 description 1
- AKCRQHGQIJBRMN-UHFFFAOYSA-N 2-chloroaniline Chemical compound NC1=CC=CC=C1Cl AKCRQHGQIJBRMN-UHFFFAOYSA-N 0.000 description 1
- MKARNSWMMBGSHX-UHFFFAOYSA-N 3,5-dimethylaniline Chemical group CC1=CC(C)=CC(N)=C1 MKARNSWMMBGSHX-UHFFFAOYSA-N 0.000 description 1
- PNPCRKVUWYDDST-UHFFFAOYSA-N 3-chloroaniline Chemical compound NC1=CC=CC(Cl)=C1 PNPCRKVUWYDDST-UHFFFAOYSA-N 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 239000004971 Cross linker Substances 0.000 description 1
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 1
- XQVWYOYUZDUNRW-UHFFFAOYSA-N N-Phenyl-1-naphthylamine Chemical compound C=1C=CC2=CC=CC=C2C=1NC1=CC=CC=C1 XQVWYOYUZDUNRW-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- LNWBFIVSTXCJJG-UHFFFAOYSA-N [diisocyanato(phenyl)methyl]benzene Chemical compound C=1C=CC=CC=1C(N=C=O)(N=C=O)C1=CC=CC=C1 LNWBFIVSTXCJJG-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- KEIQPMUPONZJJH-UHFFFAOYSA-N dicyclohexylmethanediamine Chemical compound C1CCCCC1C(N)(N)C1CCCCC1 KEIQPMUPONZJJH-UHFFFAOYSA-N 0.000 description 1
- CZZYITDELCSZES-UHFFFAOYSA-N diphenylmethane Chemical class C=1C=CC=CC=1CC1=CC=CC=C1 CZZYITDELCSZES-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- CCYIDDLFQHLCGA-UHFFFAOYSA-N n-methyl-n-phenylthiohydroxylamine Chemical compound CN(S)C1=CC=CC=C1 CCYIDDLFQHLCGA-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 1
- VMPITZXILSNTON-UHFFFAOYSA-N o-anisidine Chemical compound COC1=CC=CC=C1N VMPITZXILSNTON-UHFFFAOYSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical group OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 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
- C07C209/78—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 from carbonyl compounds, e.g. from formaldehyde, and amines having amino groups bound to carbon atoms of six-membered aromatic rings, with formation of methylene-diarylamines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Description
4,4′−ジアミノジフェニルアルカン 74〜85質量%、
2,4′−ジアミノジフェニルアルカン 3〜20質量%、有利には7〜15質量%、
2,2′−ジアミノジフェニルアルカン ≦1質量%、有利には≦0.8質量%。
4,4′−ジアミノジフェニルメタン 74〜85質量%、
2,4′−ジアミノジフェニルメタン 3〜20質量%、有利には7〜15質量%、
2,2′−ジアミノジフェニルメタン ≦1質量%、有利には≦0.8質量%。
実施例1〜4
アニリン232.5gおよび湿った状態の、スルホン酸基を有するイオン交換樹脂Amberlyst 36Wet60gを、N2雰囲気下に攪拌容器に添加し、かつ撹拌下に80〜120℃に加熱した。使用したイオン交換樹脂は、製造元の製品データシートによれば、少なくとも5.4eq/kgの酸性中心の濃度と、240Å(24nmに相当)の平均孔径を有していた。この温度でホルムアルデヒド溶液(水中37質量%のホルムアルデヒド)20g(これは10:1のアニリン/ホルマリンモル比に相当する)を、60分以内に計量供給した。
アニリン232.5gおよび湿った状態の、スルホン酸基を有するイオン交換樹脂Amberlyst 15Wet60gを、N2雰囲気下に攪拌容器に添加し、かつ撹拌下に100℃に加熱した。使用したイオン交換樹脂は、製造元の製品データシートによれば、少なくとも4.7eq/kgの酸性中心の濃度と、300Å(30nmに相当)の平均孔径を有していた。この温度でホルムアルデヒド溶液(水中37質量%のホルムアルデヒド)20g(これは10:1のアニリン/ホルマリンモル比に相当する)を、60分以内に計量供給した。
Claims (14)
- ジアミノジフェニルアルカンの製造方法であって、アニリンを不均一系触媒の存在下にホルムアルデヒドと反応させ、その際、触媒は、ジビニルベンゼン/スチレン共重合体をベースとする、メソ孔を有する酸性のイオン交換体であり、かつ触媒はDIN 54403により測定して4〜6eq/kgの濃度で酸性中心を有しており、かつ触媒粒子のメソ孔の平均孔径はASTM D 4222により測定して10〜32nmであり、かつ形成される反応混合物中の多環式化合物の含有率は、≦10質量%であり、かつ得られるジアミノジフェニルアルカンの異性体比が、以下:
4,4′−ジアミノジフェニルアルカン 74〜85質量%、
2,4′−ジアミノジフェニルアルカン 3〜20質量%、
2,2′−ジアミノジフェニルアルカン ≦1.0質量%
のとおりの分布となっており、かつN−メチル化合物の含有率が、1質量%以下である、ジアミノジフェニルアルカンの製造方法。 - ジアミノジフェニルメタンを製造することを特徴とする、請求項1記載の方法。
- 得られるジアミノジフェニルメタンの異性対比が、以下:
4,4′−ジアミノジフェニルメタン 74〜85質量%、
2,4′−ジアミノジフェニルメタン 3〜20質量%、
2,2′−ジアミノジフェニルメタン ≦1.0質量%
のとおりの分布となっていることを特徴とする、請求項2記載の方法。 - 多環式化合物の含有率が、<10質量%であることを特徴とする、請求項1から3までのいずれか1項記載の方法。
- 触媒反応の反応温度が、80〜140℃の範囲であることを特徴とする、請求項1から4までのいずれか1項記載の方法。
- 触媒反応のための反応時間が、30分〜5時間であることを特徴とする、請求項1から5までのいずれか1項記載の方法。
- アミン対アルデヒドのモル比が、5:1〜15:1であることを特徴とする、請求項1から6までのいずれか1項記載の方法。
- 触媒を、乾燥した形または湿潤した形で使用することができることを特徴とする、請求項1から7までのいずれか1項記載の方法。
- プロセスを連続的に、不連続的に、または半連続的に実施することを特徴とする、請求項1から8までのいずれか1項記載の方法。
- 反応を、攪拌容器、攪拌容器のカスケード、流れ管、固定床反応器、またはカラム中で実施することを特徴とする、請求項1から9までのいずれか1項記載の方法。
- 触媒のための酸性中心として、スルホン酸基を使用することを特徴とする、請求項1から10までのいずれか1項記載の方法。
- イオン交換体の酸性中心の濃度が、DIN 54403により測定して、4.4〜5.7eq/kgであることを特徴とする、請求項1から11までのいずれか1項記載の方法。
- イオン交換体のメソ孔の平均孔径が、ASTM D 4222により測定して、15〜30nmであることを特徴とする、請求項1から12までのいずれか1項記載の方法。
- 触媒反応の反応温度が、80〜130℃の範囲であることを特徴とする、請求項1から13までのいずれか1項記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008001492.3 | 2008-04-30 | ||
DE102008001492A DE102008001492A1 (de) | 2008-04-30 | 2008-04-30 | Verfahren zur Herstellung von Diaminodiphenylalkanen |
PCT/EP2009/053583 WO2009132906A2 (de) | 2008-04-30 | 2009-03-26 | Verfahren zur herstellung von diaminodiphenylalkanen |
Publications (2)
Publication Number | Publication Date |
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JP2011518851A JP2011518851A (ja) | 2011-06-30 |
JP5936352B2 true JP5936352B2 (ja) | 2016-06-22 |
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Application Number | Title | Priority Date | Filing Date |
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JP2011506633A Expired - Fee Related JP5936352B2 (ja) | 2008-04-30 | 2009-03-26 | ジアミノジフェニルアルカンの製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8389770B2 (ja) |
EP (1) | EP2268602B1 (ja) |
JP (1) | JP5936352B2 (ja) |
CN (1) | CN101570489B (ja) |
DE (1) | DE102008001492A1 (ja) |
WO (1) | WO2009132906A2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102008001469A1 (de) * | 2008-04-30 | 2009-11-05 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Diaminodiphenylalkanen |
CN102399155B (zh) * | 2011-12-29 | 2014-03-26 | 河南省华鼎高分子合成树脂有限公司 | 4,4'-二氨基二苯基甲烷的制备方法 |
Family Cites Families (13)
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---|---|---|---|---|
GB991157A (en) | 1962-12-10 | 1965-05-05 | Jefferson Chem Co Inc | Polyamine preparation |
BE667830A (ja) | 1964-08-24 | 1965-12-01 | ||
US4071558A (en) | 1967-09-28 | 1978-01-31 | Texaco Development Corporation | Aromatic polyamines and their preparation |
US4039581A (en) | 1975-06-27 | 1977-08-02 | The Upjohn Company | Process for the preparation of di(amino phenyl)methanes |
US4039580A (en) | 1975-07-24 | 1977-08-02 | The Upjohn Company | Process for preparing di(aminophenyl)methanes |
DE2736862A1 (de) * | 1977-08-16 | 1979-03-01 | Bayer Ag | Verfahren zur hestellung von polyaminen der diphenylmethanreihe |
US4294981A (en) | 1979-04-02 | 1981-10-13 | The Upjohn Company | 13,14-Didehydro-11-deoxy-9-deoxy-9-methylene-19-oxo-PGF1 compounds |
DE3026554A1 (de) | 1980-07-12 | 1982-02-11 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von polyamingemischen mit einem hohen anteil an 4,4'-diaminodiphenylmethan |
DE3142529A1 (de) * | 1981-10-27 | 1983-05-05 | Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München | Verfahren zur herstellung von diaminen der diphenylmethanreihe |
US4554378A (en) * | 1983-02-22 | 1985-11-19 | The Dow Chemical Company | Process for preparing polyamines with ion exchange resin catalysts |
EP0245244B1 (en) * | 1985-11-12 | 1992-03-11 | The Dow Chemical Company | A process for continuously preparing aromatic polyamines with ion exchange resin catalysts |
JP4357393B2 (ja) * | 2004-09-16 | 2009-11-04 | 三井化学株式会社 | 芳香族ポリアミンの製造方法 |
DE102008001469A1 (de) * | 2008-04-30 | 2009-11-05 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Diaminodiphenylalkanen |
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2008
- 2008-04-30 DE DE102008001492A patent/DE102008001492A1/de not_active Withdrawn
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2009
- 2009-03-26 WO PCT/EP2009/053583 patent/WO2009132906A2/de active Application Filing
- 2009-03-26 EP EP09737950.7A patent/EP2268602B1/de active Active
- 2009-03-26 US US12/867,168 patent/US8389770B2/en active Active
- 2009-03-26 JP JP2011506633A patent/JP5936352B2/ja not_active Expired - Fee Related
- 2009-04-29 CN CN200910137855.8A patent/CN101570489B/zh active Active
Also Published As
Publication number | Publication date |
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CN101570489A (zh) | 2009-11-04 |
US20100312014A1 (en) | 2010-12-09 |
JP2011518851A (ja) | 2011-06-30 |
WO2009132906A2 (de) | 2009-11-05 |
DE102008001492A1 (de) | 2009-11-05 |
CN101570489B (zh) | 2016-05-18 |
US8389770B2 (en) | 2013-03-05 |
EP2268602A2 (de) | 2011-01-05 |
WO2009132906A3 (de) | 2009-12-30 |
EP2268602B1 (de) | 2018-10-31 |
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