JP4528625B2 - 新規の過酸化水素水溶液 - Google Patents
新規の過酸化水素水溶液 Download PDFInfo
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- JP4528625B2 JP4528625B2 JP2004538986A JP2004538986A JP4528625B2 JP 4528625 B2 JP4528625 B2 JP 4528625B2 JP 2004538986 A JP2004538986 A JP 2004538986A JP 2004538986 A JP2004538986 A JP 2004538986A JP 4528625 B2 JP4528625 B2 JP 4528625B2
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- hydrogen peroxide
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- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 202
- 238000000034 method Methods 0.000 claims abstract description 54
- 239000012224 working solution Substances 0.000 claims abstract description 27
- 150000001412 amines Chemical class 0.000 claims abstract description 25
- 150000001875 compounds Chemical class 0.000 claims abstract description 22
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 21
- 150000001340 alkali metals Chemical class 0.000 claims abstract description 21
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 18
- 150000001342 alkaline earth metals Chemical class 0.000 claims abstract description 17
- 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 claims abstract description 17
- 150000001450 anions Chemical class 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- -1 anthraquinone compound Chemical class 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims abstract description 9
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 9
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 9
- 239000003960 organic solvent Substances 0.000 claims abstract description 7
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 6
- 238000000746 purification Methods 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims abstract description 5
- 230000008929 regeneration Effects 0.000 claims abstract description 4
- 238000011069 regeneration method Methods 0.000 claims abstract description 4
- 238000006735 epoxidation reaction Methods 0.000 claims description 33
- 239000003054 catalyst Substances 0.000 claims description 32
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 14
- 239000002585 base Substances 0.000 claims description 14
- 150000004056 anthraquinones Chemical class 0.000 claims description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- 150000001336 alkenes Chemical class 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 9
- 239000002638 heterogeneous catalyst Substances 0.000 claims description 8
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 6
- 150000001768 cations Chemical class 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 125000000129 anionic group Chemical group 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 150000001408 amides Chemical class 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 4
- 150000003973 alkyl amines Chemical group 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 3
- 150000001341 alkaline earth metal compounds Chemical class 0.000 claims description 2
- 150000002897 organic nitrogen compounds Chemical class 0.000 claims description 2
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 17
- 239000000243 solution Substances 0.000 description 15
- 230000007774 longterm Effects 0.000 description 14
- 229910019142 PO4 Inorganic materials 0.000 description 8
- 235000021317 phosphate Nutrition 0.000 description 8
- 239000012535 impurity Substances 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 6
- 239000010452 phosphate Substances 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 5
- 229910002651 NO3 Inorganic materials 0.000 description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 4
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 4
- 150000002823 nitrates Chemical class 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 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 3
- 229910001413 alkali metal ion Inorganic materials 0.000 description 3
- 150000001447 alkali salts Chemical class 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000001627 detrimental effect Effects 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 238000010979 pH adjustment Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- 150000008043 acidic salts Chemical class 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- SNDGLCYYBKJSOT-UHFFFAOYSA-N 1,1,3,3-tetrabutylurea Chemical compound CCCCN(CCCC)C(=O)N(CCCC)CCCC SNDGLCYYBKJSOT-UHFFFAOYSA-N 0.000 description 1
- RKMPHYRYSONWOL-UHFFFAOYSA-N 1-ethyl-1,2,3,4-tetrahydroanthracene-9,10-dione Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C(CC)CCC2 RKMPHYRYSONWOL-UHFFFAOYSA-N 0.000 description 1
- BMKLLNJUULWIIV-UHFFFAOYSA-N 2-(4-methylpentyl)-1,2,3,4-tetrahydroanthracene-9,10-dione Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1CC(CCCC(C)C)CC2 BMKLLNJUULWIIV-UHFFFAOYSA-N 0.000 description 1
- JWXBQHIMYKKGJT-UHFFFAOYSA-N 2-(4-methylpentyl)anthracene-9,10-dione Chemical compound C1=CC=C2C(=O)C3=CC(CCCC(C)C)=CC=C3C(=O)C2=C1 JWXBQHIMYKKGJT-UHFFFAOYSA-N 0.000 description 1
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 239000003957 anion exchange resin Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001728 carbonyl compounds Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 description 1
- 235000011180 diphosphates Nutrition 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000008040 ionic compounds Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- REOJLIXKJWXUGB-UHFFFAOYSA-N mofebutazone Chemical group O=C1C(CCCC)C(=O)NN1C1=CC=CC=C1 REOJLIXKJWXUGB-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 125000000466 oxiranyl group Chemical group 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229940048084 pyrophosphate Drugs 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 1
- 229940048086 sodium pyrophosphate Drugs 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/01—Hydrogen peroxide
- C01B15/022—Preparation from organic compounds
- C01B15/023—Preparation from organic compounds by the alkyl-anthraquinone process
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/01—Hydrogen peroxide
- C01B15/013—Separation; Purification; Concentration
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/01—Hydrogen peroxide
- C01B15/037—Stabilisation by additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/12—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with hydrogen peroxide or inorganic peroxides or peracids
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/89—Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Epoxy Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
- Detergent Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Description
(a)有機溶媒または有機溶媒混合物、及び少なくとも1つの活性アントラキノン化合物を含む作業溶液の水素化反応段階;
(b)前記水素化された作業溶液の酸化反応により過酸化水素が形成される段階;
(c)過酸化水素を水により抽出する段階;
(d)抽出された過酸化水素水溶液を安定化させる段階;
(e)抽出した後に、作業溶液を乾燥させる段階;及び
(f)作業溶液の再生及び精製段階。
本発明の目的は、下記を含む過酸化水素水溶液により達成される:
i)総合で50wppm未満のアルカリ金属、アルカリ土類金属またはこれらの組合せ物(前記アルカリ金属またはアルカリ土類金属は、カチオンまたは錯体の形態で存在してもよい);
ii)総合で50wppm未満の、pK Bが4.5未満であるアミンまたはこれに対応するプロトン化化合物;及び
iii)総合で100wppm以上のアニオンまたは解離してアニオンを形成できる化合物、
ここで、前記wppmは、過酸化水素の重量を基準としたものである。
(a)有機溶媒または有機溶媒混合物、及び少なくとも1つの活性アントラキノン化合物を含む作業溶液の水素化反応段階;
(b)前記水素化された作業溶液の酸化反応により過酸化水素が形成される段階;
(c)過酸化水素を水により抽出する段階;
(d)抽出された過酸化水素水溶液を安定化させる段階;
(e)過酸化水素溶液の重量に対し、過酸化水素の濃度が50重量%以上になるように前記過酸化水素水溶液を濃縮する段階;
(f)抽出した後に、作業溶液を乾燥させる段階;及び
(g)作業溶液の再生及び精製段階、
ここで、全体工程の中でアルカリ金属またはアルカリ土類金属、またはpK Bが4.5未満であるアミン、或いは前記工程の中でこのようなアミンを形成する化合物のうち何れも得られる過酸化水素水溶液に下記を発生させる量で導入されない:
i)総合で50wppm以上のアルカリ金属、アルカリ土類金属またはこれらの組合せ物(前記アルカリ金属またはアルカリ土類金属は、カチオンまたは錯体の形態で存在してもよい);または、
ii)総合で50wppm以上の、pK Bが4.5未満であるアミンまたはこれに対応するプロトン化化合物;
ここで、前記wppmは、過酸化水素の重量を基準としたものである。
本発明による過酸化水素水溶液の製造
水素添加、酸化、抽出、乾燥及び再生の段階を含む過酸化水素製造用アントラキノン方法によるループ(loop)工程のための試験設備では、作業溶液は75体積%のC9/C10アルキル置換されたアリール化合物及び25体積%のトリス(2−エチルヘキシル)ホスフェートを含有する溶媒混合物の中に0.11mol/lの2−エチルアントラキノン、0.29mol/lの2−エチルテトラヒドロアントラキノン、0.13mol/lの2−イソヘキシルアントラキノン及び0.12mol/lの2−イソヘキシルテトラヒドロアントラキノンを含有してなる。水素添加の段階において、ループ反応器は、0.35MPaの水素圧力及び58℃の温度において稼働された。パラジウムブラック(0.5:1g/l)が水素添加反応用触媒として用いられた。水素添加の際の前記過酸化水素の当量は13.0g/lであった。
実施例1において得られた過酸化水素溶液を表1に示されたような過酸化水素の濃度で濃縮した。
Claims (18)
- 下記を含む過酸化水素水溶液:
i)総合で50wppm未満のアルカリ金属、アルカリ土類金属またはこれらの組合せ物(前記アルカリ金属またはアルカリ土類金属は、カチオンまたは錯体の形態で存在してもよい);
ii)総合で50wppm未満の、pK Bが4.5未満であるアミンまたはこれに対応するプロトン化化合物;及び
iii)総合で100wppm以上のアニオンまたは解離してアニオンを形成できる化合物、
ここで、前記wppmは、過酸化水素の重量を基準としたものである。 - i)群の成分の総量が、過酸化水素の重量を基準として40wppm未満である、請求項1に記載の過酸化水素水溶液。
- ii)群の成分の総量が、過酸化水素の重量を基準として40wppm未満である、請求項1又は2に記載の過酸化水素水溶液。
- 前記アミンが、第1級、第2級及び第3級アルキルアミンから選択される、請求項1〜3のいずれか一項に記載の過酸化水素水溶液。
- 下記を更に含む、請求項1〜4のいずれか一項に記載の過酸化水素水溶液。
iv)過酸化水素の重量を基準として総合で100wppm以上の、pK Bが4.5以上である塩基またはこれに対応するプロトン化化合物。 - iv)群の成分の総量が、過酸化水素の重量を基準として3000wppm以下である、請求項5に記載の過酸化水素水溶液。
- iv)群の塩基が、pK Bが4.5以上である有機アミン及びアミド、pK Bが4.5以上である有機ヒドロキシルアミン、アンモニア及びヒドロキシルアミンから選択される、請求項5又は6に記載の過酸化水素水溶液。
- 過酸化水素の濃度が、前記過酸化水素水溶液の総重量を基準として50重量%超過である、請求項1〜7のいずれか一項に記載の過酸化水素水溶液。
- 下記の段階を含む、アントラキノンループ方法による、請求項1〜8のいずれか一項に記載の過酸化水素水溶液の製造方法:
a)有機溶媒または有機溶媒混合物、及び少なくとも1つの活性アントラキノン化合物を含む作業溶液の水素化反応段階;
b)前記水素化された作業溶液の酸化反応により過酸化水素が形成される段階;
c)過酸化水素を水により抽出する段階;
d)抽出された過酸化水素水溶液を安定化させる段階;
e)過酸化水素水溶液の重量に対し、過酸化水素の濃度が50重量%以上になるように前記過酸化水素水溶液を濃縮する段階;
f)抽出した後に、作業溶液を乾燥させる段階;及び
g)作業溶液の再生及び精製段階、
ここで、全体工程の中でアルカリ金属またはアルカリ土類金属、またはpKBが4.5未満であるアミン、或いは前記工程の中でこのようなアミンを形成する化合物のうち何れも、得られる過酸化水素水溶液に下記:
i)総合で50wppm以上のアルカリ金属、アルカリ土類金属またはこれらの組合せ物(前記アルカリ金属またはアルカリ土類金属は、カチオンまたは錯体の形態で存在してもよい);
または、
ii)総合で50wppm以上の、pKBが4.5未満であるアミンまたはこれに対応するプロトン化化合物;
を発生させる量で導入されず及び
iii)総合で100wppm以上のアニオンまたは解離してアニオンを形成できる化合物が、得られる過酸化水素水溶液に添加される、
ここで、前記wppmは、過酸化水素の重量を基準としたものである。 - −前記作業溶液が、有機窒素化合物を含んでおらず、
−段階f)において、前記作業溶液の乾燥が、アルカリ金属またはアルカリ土類金属化合物を用いずに行われ、
−段階g)における作業溶液の再生が、活性酸化アルミニウムで処理することにより行われる、請求項9に記載の方法。 - 乾燥が真空中での水の蒸発により行われる、請求項10に記載の方法。
- 前記抽出された過酸化水素水溶液に対していかなる追加的な精製も行われない、請求項9〜11のいずれか一項に記載の方法。
- アルカリ金属またはアルカリ土類金属を含有せずに、pK Bが4.5以上である少なくとも1つの塩基を、最終過酸化水素水溶液中でのこのような塩基またはこれに対応するプロトン化化合物が、過酸化水素の重量を基準として、総合で100wppm以上に生成する量で添加する、請求項9〜12のいずれか一項に記載の方法。
- 前記塩基が、pK Bが4.5以上である有機アミン及びアミド、pK Bが4.5以上である有機ヒドロキシルアミン、アンモニア及びヒドロキシルアミンから選択される、請求項13に記載の方法。
- 前記塩基が、前記過酸化水素水溶液の製造工程の間または過酸化水素水溶液の製造から最終使用の間における任意の段階において添加される、請求項13又は14に記載の方法。
- 請求項1〜8のいずれか一項に記載の過酸化水素水溶液及び請求項9〜15のいずれか一項に記載の方法により得られる過酸化水素水溶液のオレフィンのエポキシ化のための使用。
- 前記エポキシ化が、水混和性溶媒の中及び不均一触媒の存在下において行われる、請求項16に記載の使用。
- 前記溶媒がメタノールであり、前記オレフィンがプロペンであり、前記不均一触媒がチタンシリカライト触媒である、請求項17に記載の使用。
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EP20020021967 EP1403219A1 (en) | 2002-09-30 | 2002-09-30 | Novel aqueous hydrogen peroxide solutions |
PCT/EP2003/010558 WO2004028962A1 (en) | 2002-09-30 | 2003-09-23 | Novel aqueous hydrogen peroxide solutions |
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PL3380459T3 (pl) | 2015-11-26 | 2020-06-01 | Evonik Operations Gmbh | Sposób epoksydowania olefiny |
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RU2336225C2 (ru) | 2008-10-20 |
PL204518B1 (pl) | 2010-01-29 |
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WO2004028962A1 (en) | 2004-04-08 |
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CA2500396A1 (en) | 2004-04-08 |
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CA2500396C (en) | 2017-01-24 |
CN1684904A (zh) | 2005-10-19 |
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