DE3032358A1 - Neue polyisocyanate bzw. polyisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren - Google Patents
Neue polyisocyanate bzw. polyisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahrenInfo
- Publication number
- DE3032358A1 DE3032358A1 DE19803032358 DE3032358A DE3032358A1 DE 3032358 A1 DE3032358 A1 DE 3032358A1 DE 19803032358 DE19803032358 DE 19803032358 DE 3032358 A DE3032358 A DE 3032358A DE 3032358 A1 DE3032358 A1 DE 3032358A1
- Authority
- DE
- Germany
- Prior art keywords
- polyisocyanates
- nco
- obtained according
- mixtures
- formula
- 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.)
- Withdrawn
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 141
- 239000005056 polyisocyanate Substances 0.000 title claims abstract description 104
- 229920001228 polyisocyanate Polymers 0.000 title claims abstract description 104
- 238000000034 method Methods 0.000 title claims description 66
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 239000012948 isocyanate Substances 0.000 title claims description 16
- 150000002513 isocyanates Chemical class 0.000 title claims description 16
- 239000004814 polyurethane Substances 0.000 title claims description 10
- 229920002635 polyurethane Polymers 0.000 title claims description 10
- 229920003023 plastic Polymers 0.000 title claims description 8
- 239000004033 plastic Substances 0.000 title claims description 8
- CZZYITDELCSZES-UHFFFAOYSA-N diphenylmethane Chemical class C=1C=CC=CC=1CC1=CC=CC=C1 CZZYITDELCSZES-UHFFFAOYSA-N 0.000 title description 8
- 238000010276 construction Methods 0.000 title 1
- -1 4-nitrobenzyl halide Chemical class 0.000 claims abstract description 37
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 25
- 239000000047 product Substances 0.000 claims abstract description 25
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims abstract description 22
- 239000001257 hydrogen Substances 0.000 claims abstract description 19
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 claims abstract description 18
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims abstract description 15
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000005727 Friedel-Crafts reaction Methods 0.000 claims abstract description 15
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 14
- 150000004996 alkyl benzenes Chemical class 0.000 claims abstract description 13
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 13
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 9
- 125000003277 amino group Chemical group 0.000 claims abstract description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 8
- BVJSGOYEEDZAGW-UHFFFAOYSA-N [chloro(nitro)methyl]benzene Chemical class [O-][N+](=O)C(Cl)C1=CC=CC=C1 BVJSGOYEEDZAGW-UHFFFAOYSA-N 0.000 claims abstract description 5
- 235000019445 benzyl alcohol Nutrition 0.000 claims abstract description 5
- 239000003377 acid catalyst Substances 0.000 claims abstract description 3
- 150000001875 compounds Chemical class 0.000 claims description 38
- 238000006396 nitration reaction Methods 0.000 claims description 35
- 239000003054 catalyst Substances 0.000 claims description 32
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 238000004821 distillation Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 229920000768 polyamine Polymers 0.000 claims description 23
- 238000009835 boiling Methods 0.000 claims description 21
- 125000003118 aryl group Chemical group 0.000 claims description 18
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 14
- ZXVONLUNISGICL-UHFFFAOYSA-N 4,6-dinitro-o-cresol Chemical group CC1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1O ZXVONLUNISGICL-UHFFFAOYSA-N 0.000 claims description 11
- 239000006227 byproduct Substances 0.000 claims description 11
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 10
- 150000002828 nitro derivatives Chemical class 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 229930195733 hydrocarbon Natural products 0.000 claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 claims description 7
- 150000002431 hydrogen Chemical class 0.000 claims description 7
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 claims description 6
- 229940073608 benzyl chloride Drugs 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 claims description 6
- 239000004215 Carbon black (E152) Substances 0.000 claims description 5
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 5
- KGCNHWXDPDPSBV-UHFFFAOYSA-N p-nitrobenzyl chloride Chemical compound [O-][N+](=O)C1=CC=C(CCl)C=C1 KGCNHWXDPDPSBV-UHFFFAOYSA-N 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- BXCBUWKTXLWPSB-UHFFFAOYSA-N 1-(chloromethyl)-2-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1CCl BXCBUWKTXLWPSB-UHFFFAOYSA-N 0.000 claims description 3
- APGGSERFJKEWFG-UHFFFAOYSA-N 1-(chloromethyl)-3-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC(CCl)=C1 APGGSERFJKEWFG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 230000027455 binding Effects 0.000 claims description 2
- 238000009739 binding Methods 0.000 claims description 2
- XMVJITFPVVRMHC-UHFFFAOYSA-N roxarsone Chemical group OC1=CC=C([As](O)(O)=O)C=C1[N+]([O-])=O XMVJITFPVVRMHC-UHFFFAOYSA-N 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims 1
- 150000005181 nitrobenzenes Chemical class 0.000 abstract 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 39
- 239000002253 acid Substances 0.000 description 20
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 18
- 239000002904 solvent Substances 0.000 description 16
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 12
- 230000000802 nitrating effect Effects 0.000 description 12
- 239000007858 starting material Substances 0.000 description 12
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 11
- 238000003756 stirring Methods 0.000 description 11
- 239000012074 organic phase Substances 0.000 description 10
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 9
- 229910017604 nitric acid Inorganic materials 0.000 description 9
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 8
- 238000001816 cooling Methods 0.000 description 8
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 8
- 150000003254 radicals Chemical class 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 7
- 150000001412 amines Chemical class 0.000 description 6
- 238000004817 gas chromatography Methods 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 239000007868 Raney catalyst Substances 0.000 description 4
- 229910000564 Raney nickel Inorganic materials 0.000 description 4
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 4
- 238000007700 distillative separation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 238000010626 work up procedure Methods 0.000 description 4
- PXWYZLWEKCMTEZ-UHFFFAOYSA-N 1-ethyl-2-nitrobenzene Chemical compound CCC1=CC=CC=C1[N+]([O-])=O PXWYZLWEKCMTEZ-UHFFFAOYSA-N 0.000 description 3
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 125000005442 diisocyanate group Chemical group 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 239000007859 condensation product Substances 0.000 description 2
- 238000006482 condensation reaction Methods 0.000 description 2
- 150000004985 diamines Chemical class 0.000 description 2
- QUPDWYMUPZLYJZ-UHFFFAOYSA-N ethyl Chemical compound C[CH2] QUPDWYMUPZLYJZ-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 125000000542 sulfonic acid group Chemical group 0.000 description 2
- GYAKCBLLZSLOPW-UHFFFAOYSA-N (1-nitro-1-phenylethyl)benzene Chemical class C=1C=CC=CC=1C([N+]([O-])=O)(C)C1=CC=CC=C1 GYAKCBLLZSLOPW-UHFFFAOYSA-N 0.000 description 1
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 1
- PQTAUFTUHHRKSS-UHFFFAOYSA-N 1-benzyl-2-methylbenzene Chemical compound CC1=CC=CC=C1CC1=CC=CC=C1 PQTAUFTUHHRKSS-UHFFFAOYSA-N 0.000 description 1
- KSYQGOYOIKQFNA-UHFFFAOYSA-N 1-benzyl-3-methylbenzene Chemical compound CC1=CC=CC(CC=2C=CC=CC=2)=C1 KSYQGOYOIKQFNA-UHFFFAOYSA-N 0.000 description 1
- SIYISNUJKMAQBV-UHFFFAOYSA-N 1-benzyl-4-methylbenzene Chemical compound C1=CC(C)=CC=C1CC1=CC=CC=C1 SIYISNUJKMAQBV-UHFFFAOYSA-N 0.000 description 1
- MVPPADPHJFYWMZ-MICDWDOJSA-N 1-chloro-4-deuteriobenzene Chemical compound [2H]C1=CC=C(Cl)C=C1 MVPPADPHJFYWMZ-MICDWDOJSA-N 0.000 description 1
- VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 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
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- LNWBFIVSTXCJJG-UHFFFAOYSA-N [diisocyanato(phenyl)methyl]benzene Chemical class C=1C=CC=CC=1C(N=C=O)(N=C=O)C1=CC=CC=C1 LNWBFIVSTXCJJG-UHFFFAOYSA-N 0.000 description 1
- JYPKTXWNQVIJJE-UHFFFAOYSA-N [dinitro(phenyl)methyl]benzene Chemical class C=1C=CC=CC=1C([N+]([O-])=O)([N+](=O)[O-])C1=CC=CC=C1 JYPKTXWNQVIJJE-UHFFFAOYSA-N 0.000 description 1
- BWLKKFSDKDJGDZ-UHFFFAOYSA-N [isocyanato(phenyl)methyl]benzene Chemical compound C=1C=CC=CC=1C(N=C=O)C1=CC=CC=C1 BWLKKFSDKDJGDZ-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 150000005524 benzylchlorides Chemical class 0.000 description 1
- 150000001649 bromium compounds Chemical class 0.000 description 1
- 150000001718 carbodiimides Chemical class 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 150000001913 cyanates Chemical class 0.000 description 1
- 229940117389 dichlorobenzene Drugs 0.000 description 1
- JXCHMDATRWUOAP-UHFFFAOYSA-N diisocyanatomethylbenzene Chemical class O=C=NC(N=C=O)C1=CC=CC=C1 JXCHMDATRWUOAP-UHFFFAOYSA-N 0.000 description 1
- ZZTCPWRAHWXWCH-UHFFFAOYSA-N diphenylmethanediamine Chemical compound C=1C=CC=CC=1C(N)(N)C1=CC=CC=C1 ZZTCPWRAHWXWCH-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007210 heterogeneous catalysis Methods 0.000 description 1
- 238000007172 homogeneous catalysis Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical group OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 1
- VLZLOWPYUQHHCG-UHFFFAOYSA-N nitromethylbenzene Chemical compound [O-][N+](=O)CC1=CC=CC=C1 VLZLOWPYUQHHCG-UHFFFAOYSA-N 0.000 description 1
- 210000002741 palatine tonsil Anatomy 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid
- C07C265/12—Derivatives of isocyanic acid having isocyanate groups bound to carbon atoms of six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803032358 DE3032358A1 (de) | 1980-08-28 | 1980-08-28 | Neue polyisocyanate bzw. polyisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
| CA000383031A CA1171097A (en) | 1980-08-28 | 1981-07-31 | Polyisocyanates of the diphenyl methane series and process for the production thereof |
| DE8181106367T DE3161591D1 (en) | 1980-08-28 | 1981-08-17 | Polyisocyanate mixtures of the diphenylmethane class, as well as their use as synthesis components in the manufacture of polyurethanes by the isocyanate-polyaddition process |
| AT81106367T ATE5533T1 (de) | 1980-08-28 | 1981-08-17 | Neue polyisocyanatsgemische der diphenylmethanreihe, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanatpolyadditionsverfahren. |
| US06/293,748 US4613687A (en) | 1980-08-28 | 1981-08-17 | Polyisocyanates of the diphenyl methane series |
| EP81106367A EP0046917B1 (de) | 1980-08-28 | 1981-08-17 | Neue Polyisocyanatsgemische der Diphenylmethanreihe, sowie ihre Verwendung als Aufbaukomponente bei der Herstellung von Polyurethankunststoffen nach dem Isocyanat-Polyadditionsverfahren |
| DD81232754A DD206151A5 (de) | 1980-08-28 | 1981-08-24 | Neue polyisozyanatgemische |
| AU74624/81A AU546902B2 (en) | 1980-08-28 | 1981-08-26 | Diphenylmethane polyisocyanates |
| JP56132650A JPS5775965A (en) | 1980-08-28 | 1981-08-26 | Polyisocyanate of diphenylmethane series and manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803032358 DE3032358A1 (de) | 1980-08-28 | 1980-08-28 | Neue polyisocyanate bzw. polyisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3032358A1 true DE3032358A1 (de) | 1982-04-08 |
Family
ID=6110541
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803032358 Withdrawn DE3032358A1 (de) | 1980-08-28 | 1980-08-28 | Neue polyisocyanate bzw. polyisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
| DE8181106367T Expired DE3161591D1 (en) | 1980-08-28 | 1981-08-17 | Polyisocyanate mixtures of the diphenylmethane class, as well as their use as synthesis components in the manufacture of polyurethanes by the isocyanate-polyaddition process |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8181106367T Expired DE3161591D1 (en) | 1980-08-28 | 1981-08-17 | Polyisocyanate mixtures of the diphenylmethane class, as well as their use as synthesis components in the manufacture of polyurethanes by the isocyanate-polyaddition process |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4613687A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0046917B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5775965A (cg-RX-API-DMAC7.html) |
| AT (1) | ATE5533T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU546902B2 (cg-RX-API-DMAC7.html) |
| CA (1) | CA1171097A (cg-RX-API-DMAC7.html) |
| DD (1) | DD206151A5 (cg-RX-API-DMAC7.html) |
| DE (2) | DE3032358A1 (cg-RX-API-DMAC7.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0296449A1 (de) | 1987-06-26 | 1988-12-28 | Bayer Ag | Verfahren zur Herstellung von kalthärtenden Polyurethan-Weichformschaumstoffen |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2525216B1 (fr) * | 1982-04-16 | 1985-10-25 | Ugine Kuhlmann | Isocyanates aromatiques halogenes, ou leurs melanges, a structure diphenylmethane et leur procede de fabrication |
| DE3234996A1 (de) * | 1982-09-22 | 1984-03-22 | Bayer Ag, 5090 Leverkusen | Gegebenenfalls isomerengemische darstellende cycloaliphatische diisocyanate, ein verfahren zu ihrer herstellung, sowie ihre verwendung als ausgangsmaterialien bei der herstellung von polyurethankunststoffen |
| DE3235573A1 (de) * | 1982-09-25 | 1984-03-29 | Bayer Ag, 5090 Leverkusen | Gegebenenfalls isomerengemische darstellende cycloaliphatische diisocyanate, ein verfahren zu ihrer herstellung, sowie ihre verwendung als ausgangsmaterialien bei der herstellung von polyurethankunststoffen |
| DE3417683A1 (de) * | 1984-05-12 | 1985-11-14 | Bayer Ag, 5090 Leverkusen | Neue cycloaliphatische triisocyanate, ein verfahren zu ihrer herstellung und ihre verwendung bei der herstellung von polyurethankunststoffen |
| DE3417684A1 (de) * | 1984-05-12 | 1985-11-14 | Bayer Ag, 5090 Leverkusen | Neue triisocyanate, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethankunststoffen |
| DE3829290A1 (de) * | 1988-08-30 | 1990-03-15 | Bayer Ag | Polyetherpolyole auf basis aromatischer di- und/oder polyamine, verfahren zu ihrer herstellung und verwendung fuer polyurethan- und polyisocyanurat-kunststoffe |
| US5977422A (en) * | 1997-06-09 | 1999-11-02 | The Dow Chemical Company | Organoaluminum catalysis of alkylation reactions |
| US6740192B1 (en) | 1999-09-27 | 2004-05-25 | Georgia Tech Research Corp. | Joining electroconductive materials with electroconductive adhesive containing epoxide-modified polyurethane |
| ATE478907T1 (de) * | 2006-04-12 | 2010-09-15 | Basf Se | Verfahren zur herstellung von polyurethanen |
| EP2028206A1 (en) * | 2007-08-23 | 2009-02-25 | Huntsman International Llc | Polyaromatic polyisocyanate compositions |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3255226A (en) * | 1962-12-21 | 1966-06-07 | Du Pont | Process for the preparation of arylmethane isocyanates and the purification of alkyl and haloalkyl isocyanates |
| DE1812565C3 (de) * | 1968-12-04 | 1975-04-24 | Bayer Ag | Verkleben von Werkstoffen mit polyisocyanathaltigen Klebstoffen auf Basis von Natur- oder Synthesekautschuk |
| US3903124A (en) * | 1973-11-15 | 1975-09-02 | Olin Corp | Methylene-bridged diaryl diisocyanates |
| US3941822A (en) * | 1974-10-03 | 1976-03-02 | Olin Corporation | Process for the preparation of methylene-bridged diaryl isocyanates |
| US3933701A (en) * | 1975-01-29 | 1976-01-20 | Olin Corporation | High resilience polyurethane foam |
| DE2935318A1 (de) * | 1979-08-31 | 1981-03-26 | Bayer Ag, 51373 Leverkusen | Neue diisocyanate bzw. diisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
| DE3032128A1 (de) * | 1980-08-26 | 1982-04-08 | Bayer Ag, 5090 Leverkusen | Neue diisocyanate bzw. diisocyanatgemische der diphenylmethanreihe, verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen nach dem isocyanat-polyadditionsverfahren |
-
1980
- 1980-08-28 DE DE19803032358 patent/DE3032358A1/de not_active Withdrawn
-
1981
- 1981-07-31 CA CA000383031A patent/CA1171097A/en not_active Expired
- 1981-08-17 AT AT81106367T patent/ATE5533T1/de not_active IP Right Cessation
- 1981-08-17 DE DE8181106367T patent/DE3161591D1/de not_active Expired
- 1981-08-17 US US06/293,748 patent/US4613687A/en not_active Expired - Fee Related
- 1981-08-17 EP EP81106367A patent/EP0046917B1/de not_active Expired
- 1981-08-24 DD DD81232754A patent/DD206151A5/de unknown
- 1981-08-26 JP JP56132650A patent/JPS5775965A/ja active Granted
- 1981-08-26 AU AU74624/81A patent/AU546902B2/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0296449A1 (de) | 1987-06-26 | 1988-12-28 | Bayer Ag | Verfahren zur Herstellung von kalthärtenden Polyurethan-Weichformschaumstoffen |
Also Published As
| Publication number | Publication date |
|---|---|
| US4613687A (en) | 1986-09-23 |
| EP0046917A1 (de) | 1982-03-10 |
| ATE5533T1 (de) | 1983-12-15 |
| DD206151A5 (de) | 1984-01-18 |
| CA1171097A (en) | 1984-07-17 |
| AU546902B2 (en) | 1985-09-26 |
| DE3161591D1 (en) | 1984-01-12 |
| AU7462481A (en) | 1982-03-04 |
| EP0046917B1 (de) | 1983-12-07 |
| JPS5775965A (en) | 1982-05-12 |
| JPH0319219B2 (cg-RX-API-DMAC7.html) | 1991-03-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0024665B1 (de) | Neue Diisocyanate bzw. Diisocyanatgemische der Diphenylmethanreihe, Verfahren zu ihrer Herstellung, sowie ihre Verwendung als Aufbaukomponente bei der Herstellung von Polyurethankunststoffen nach dem Isocyanat-Polyadditionsverfahren | |
| EP0792263A1 (de) | Verfahren zur herstellung von isocyanaten | |
| DE1568017A1 (de) | Verfahren zur Herstellung von stabilen Polyisocyanaten | |
| EP0046917B1 (de) | Neue Polyisocyanatsgemische der Diphenylmethanreihe, sowie ihre Verwendung als Aufbaukomponente bei der Herstellung von Polyurethankunststoffen nach dem Isocyanat-Polyadditionsverfahren | |
| DE2032336C2 (de) | Verfahren zur Herstellung eines Gemisches aus methylenbrückenhaltigen Polyphenylpolyaminen | |
| EP0062823B1 (de) | Verfahren zur Herstellung von Harnstoff- und/oder Biuretgruppen aufweisenden aromatischen Polyisocyanaten und ihre Verwendung als Isocyanatkomponente bei der Herstellung von Polyurethankunststoffen | |
| EP0046556B1 (de) | Neue Diisocyanate bzw. Diisocyanatgemische der Diphenylmethanreihe, Verfahren zu ihrer Herstellung, sowie ihre Verwendung als Aufbaukomponente bei der Herstellung von Polyurethankunststoffen nach dem Isocyanat-Polyadditionsverfahren | |
| EP0158059B1 (de) | Verfahren zur Herstellung von Polyaminen und ihre Verwendung zur Herstellung von Polyisocyanaten | |
| DE19958389A1 (de) | Verfahren zur Herstellung eines Dinitronaphthalin-Isomerengemisches mit erhöhtem Anteil an 1,5-Dinitronaphthalin | |
| CH422755A (de) | Verfahren zur Herstellung von an aliphatischen Kohlenstoffatomen fluorsubstituierten Carbaminsäurefluoriden | |
| EP0162347B1 (de) | Neue cycloaliphatische Triisocyanate, ein Verfahren zu ihrer Herstellung und ihre Verwendung bei der Herstellung von Polyurethankunststoffen | |
| DE3202101A1 (de) | Neue diisocyanate und ein verfahren zu ihrer herstellung | |
| DE3317875A1 (de) | 1-alkyl-2-isocyanatomethyl-isocyanato-cyclohexane und/oder 1-alkyl-4-isocyanatomethyl-isocyanato-cyclohexane sowie die entsprechenden diamine, verfahren zu deren herstellung und verwendung | |
| DE3234996A1 (de) | Gegebenenfalls isomerengemische darstellende cycloaliphatische diisocyanate, ein verfahren zu ihrer herstellung, sowie ihre verwendung als ausgangsmaterialien bei der herstellung von polyurethankunststoffen | |
| DE2719996C2 (de) | Verfahren zum Abtrennen von 4,4'-Diaminodiphenylmethan in praktisch reiner Form aus Mischungen desselben mit dem entsprechenden 2,4'-Isomeren | |
| DE3105776A1 (de) | Neue diisocyanate, ein verfahren zu ihrer herstellung, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen | |
| EP0162346A1 (de) | Neue Triisocyanate, ein Verfahren zu ihrer Herstellung und ihre Verwendung zur Herstellung von Polyurethankunststoffen | |
| DE19521800C2 (de) | Verfahren zur Herstellung von Isocyanaten | |
| EP0041171B1 (de) | 2-Chlor-5-nitro-phenylisocyanat, Verfahren zu seiner Herstellung und seine Verwendung | |
| DE2830243A1 (de) | Aliphatische diisocyanate und verfahren zur herstellung | |
| DE2307864A1 (de) | Verfahren zur herstellung von diaminodiarylmethanen | |
| EP0034711A2 (de) | Verfahren zur Herstellung von aromatisch gebundenen Sulfochloridgruppen aufweisenden aromatischen Isocyanaten | |
| EP0206060B1 (de) | Neue Diisocyanate, ein Verfahren zu ihrer Herstellung und ihre Verwendung als Aufbaukomponente bei der Herstellung von Polyurethankunststoffen oder von Polyurethan-Vorprodukten | |
| EP0125591A1 (de) | Trialkylsubstituierte aromatische Diisocyanate | |
| EP0091054B1 (de) | 1-Alkyl-2-isocyanatomethyl-isocyanato-benzole und/oder 1-Alkyl-4-isocyanatomethyl-isocyanato-benzole, Verfahren zu deren Herstellung und Verwendung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8130 | Withdrawal |