NO318102B1 - Fremgangsmate ved fremstilling av hydrogenperoksid - Google Patents
Fremgangsmate ved fremstilling av hydrogenperoksid Download PDFInfo
- Publication number
- NO318102B1 NO318102B1 NO19972936A NO972936A NO318102B1 NO 318102 B1 NO318102 B1 NO 318102B1 NO 19972936 A NO19972936 A NO 19972936A NO 972936 A NO972936 A NO 972936A NO 318102 B1 NO318102 B1 NO 318102B1
- Authority
- NO
- Norway
- Prior art keywords
- catalyst
- approximately
- hydrogen
- surface area
- catalytically active
- Prior art date
Links
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000003054 catalyst Substances 0.000 claims abstract description 41
- 239000001257 hydrogen Substances 0.000 claims abstract description 20
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 20
- 239000001301 oxygen Substances 0.000 claims abstract description 17
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 17
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000011148 porous material Substances 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000012429 reaction media Substances 0.000 claims abstract description 10
- QLOAVXSYZAJECW-UHFFFAOYSA-N methane;molecular fluorine Chemical compound C.FF QLOAVXSYZAJECW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000012431 aqueous reaction media Substances 0.000 claims abstract description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 19
- 239000011149 active material Substances 0.000 claims description 19
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 8
- 229910052763 palladium Inorganic materials 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 239000010970 precious metal Substances 0.000 claims 2
- 239000002245 particle Substances 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- -1 hydrogen ions Chemical class 0.000 description 3
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 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
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 229910001513 alkali metal bromide Inorganic materials 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 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
- C01B15/029—Preparation from hydrogen and oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Cephalosporin Compounds (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Compounds Of Unknown Constitution (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9602484A SE9602484D0 (sv) | 1996-06-24 | 1996-06-24 | Method of producing a chemical compound |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO972936D0 NO972936D0 (no) | 1997-06-23 |
| NO972936L NO972936L (no) | 1997-12-29 |
| NO318102B1 true NO318102B1 (no) | 2005-01-31 |
Family
ID=20403128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19972936A NO318102B1 (no) | 1996-06-24 | 1997-06-23 | Fremgangsmate ved fremstilling av hydrogenperoksid |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5961948A (pt) |
| EP (1) | EP0816286B1 (pt) |
| JP (1) | JP3335874B2 (pt) |
| CN (1) | CN1055059C (pt) |
| AT (1) | ATE185536T1 (pt) |
| BR (1) | BR9703734A (pt) |
| CA (1) | CA2207527C (pt) |
| DE (1) | DE69700615T2 (pt) |
| ID (1) | ID17173A (pt) |
| NO (1) | NO318102B1 (pt) |
| RU (1) | RU2131395C1 (pt) |
| SE (1) | SE9602484D0 (pt) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6576214B2 (en) * | 2000-12-08 | 2003-06-10 | Hydrocarbon Technologies, Inc. | Catalytic direct production of hydrogen peroxide from hydrogen and oxygen feeds |
| US6168775B1 (en) * | 1998-08-26 | 2001-01-02 | Hydrocarbon Technologies, Inc. | Catalyst and process for direct catalystic production of hydrogen peroxide, (H2O2) |
| DE19906333C2 (de) * | 1999-02-16 | 2002-09-26 | Schott Glas | Verfahren zum Schützen der Oberfläche von Glassubstraten sowie Verwendung des Verfahrens zur Herstellung von Displayglas |
| US6468496B2 (en) * | 2000-12-21 | 2002-10-22 | Arco Chemical Technology, L.P. | Process for producing hydrogen peroxide |
| US6746597B2 (en) * | 2002-01-31 | 2004-06-08 | Hydrocarbon Technologies, Inc. | Supported noble metal nanometer catalyst particles containing controlled (111) crystal face exposure |
| US7067103B2 (en) | 2003-03-28 | 2006-06-27 | Headwaters Nanokinetix, Inc. | Direct hydrogen peroxide production using staged hydrogen addition |
| US7011807B2 (en) * | 2003-07-14 | 2006-03-14 | Headwaters Nanokinetix, Inc. | Supported catalysts having a controlled coordination structure and methods for preparing such catalysts |
| US7045479B2 (en) | 2003-07-14 | 2006-05-16 | Headwaters Nanokinetix, Inc. | Intermediate precursor compositions used to make supported catalysts having a controlled coordination structure and methods for preparing such compositions |
| US7569508B2 (en) | 2004-11-17 | 2009-08-04 | Headwaters Technology Innovation, Llc | Reforming nanocatalysts and method of making and using such catalysts |
| US7655137B2 (en) | 2003-07-14 | 2010-02-02 | Headwaters Technology Innovation, Llc | Reforming catalysts having a controlled coordination structure and methods for preparing such compositions |
| US7144565B2 (en) * | 2003-07-29 | 2006-12-05 | Headwaters Nanokinetix, Inc. | Process for direct catalytic hydrogen peroxide production |
| CN100460315C (zh) * | 2003-11-28 | 2009-02-11 | 大连理工大学 | 室温下直接合成过氧化氢的装置和方法 |
| US20050201925A1 (en) * | 2004-03-09 | 2005-09-15 | Bi Le-Khac | Process for making hydrogen peroxide |
| US7632775B2 (en) * | 2004-11-17 | 2009-12-15 | Headwaters Technology Innovation, Llc | Multicomponent nanoparticles formed using a dispersing agent |
| US7045481B1 (en) | 2005-04-12 | 2006-05-16 | Headwaters Nanokinetix, Inc. | Nanocatalyst anchored onto acid functionalized solid support and methods of making and using same |
| US20060258875A1 (en) * | 2005-05-10 | 2006-11-16 | Clementine Reyes | Methods for manufacturing supported nanocatalysts and methods for using supported nanocatalysts |
| US8034227B2 (en) | 2005-06-30 | 2011-10-11 | Akzo Nobel N.V. | Chemical process |
| US20070012578A1 (en) * | 2005-06-30 | 2007-01-18 | Akzo Nobel N.V. | Chemical process |
| US7396795B2 (en) | 2005-08-31 | 2008-07-08 | Headwaters Technology Innovation, Llc | Low temperature preparation of supported nanoparticle catalysts having increased dispersion |
| US7288500B2 (en) | 2005-08-31 | 2007-10-30 | Headwaters Technology Innovation, Llc | Selective hydrogenation of nitro groups of halonitro aromatic compounds |
| US7935652B2 (en) * | 2005-09-15 | 2011-05-03 | Headwaters Technology Innovation, Llc. | Supported nanoparticle catalysts manufactured using caged catalyst atoms |
| US7892299B2 (en) * | 2005-09-15 | 2011-02-22 | Headwaters Technology Innovation, Llc | Methods of manufacturing fuel cell electrodes incorporating highly dispersed nanoparticle catalysts |
| US7718158B2 (en) * | 2005-10-13 | 2010-05-18 | Lyondell Chemical Technology, L.P. | Polymer-encapsulated ion-exchange resin |
| US7528269B2 (en) * | 2005-12-20 | 2009-05-05 | Lyondell Chemical Technology, L.P. | Process for oxidizing organic compounds |
| US7514476B2 (en) * | 2006-03-17 | 2009-04-07 | Headwaters Technology Innovation, Llc | Stable concentrated metal colloids and methods of making same |
| US7718710B2 (en) | 2006-03-17 | 2010-05-18 | Headwaters Technology Innovation, Llc | Stable concentrated metal colloids and methods of making same |
| US7632774B2 (en) | 2006-03-30 | 2009-12-15 | Headwaters Technology Innovation, Llc | Method for manufacturing supported nanocatalysts having an acid-functionalized support |
| US7541309B2 (en) | 2006-05-16 | 2009-06-02 | Headwaters Technology Innovation, Llc | Reforming nanocatalysts and methods of making and using such catalysts |
| US7357909B2 (en) * | 2006-06-28 | 2008-04-15 | Lyondell Chemical Technology, L.P. | Process for producing hydrogen peroxide |
| US7563742B2 (en) | 2006-09-22 | 2009-07-21 | Headwaters Technology Innovation, Llc | Supported nickel catalysts having high nickel loading and high metal dispersion and methods of making same |
| US7601668B2 (en) * | 2006-09-29 | 2009-10-13 | Headwaters Technology Innovation, Llc | Methods for manufacturing bi-metallic catalysts having a controlled crystal face exposure |
| JP5048643B2 (ja) * | 2008-12-22 | 2012-10-17 | 国立大学法人九州大学 | イオン性液体を用いた過酸化水素の直接製造法 |
| CN106702806A (zh) * | 2016-12-31 | 2017-05-24 | 浙江华邦特种纸业有限公司 | 一种长效防腐玻璃间隔纸的制造方法 |
| SI25590A (sl) | 2018-01-15 | 2019-07-31 | Univerza V Ljubljani | Postopek priprave izotopsko označenega vodikovega peroksida |
| CN117142431B (zh) * | 2023-10-31 | 2024-04-12 | 南京理工大学 | 基于量子限域效应实现光催化全解水生产h2和h2o2的方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL294400A (pt) * | 1962-06-21 | |||
| US4007256A (en) * | 1975-04-11 | 1977-02-08 | Shell Oil Company | Catalytic production of hydrogen peroxide from its elements |
| US4379778A (en) * | 1980-10-10 | 1983-04-12 | Air Products And Chemicals, Inc. | Hydrogen peroxide synthesis |
| US4681751A (en) * | 1983-06-22 | 1987-07-21 | E. I. Du Pont De Nemours And Company | Catalytic process for making H2 O2 from hydrogen and oxygen |
| EP0132294B1 (en) * | 1983-06-22 | 1987-03-11 | E.I. Du Pont De Nemours And Company | Catalytic process for making h2o2 from hydrogen and oxygen |
| GB8509530D0 (en) * | 1985-04-13 | 1985-05-15 | Bp Chem Int Ltd | Hydrogenation of carboxylic acids |
| US4772458A (en) * | 1986-11-19 | 1988-09-20 | E. I. Du Pont De Nemours And Company | Catalytic process for making hydrogen peroxide from hydrogen and oxygen employing a bromide promoter |
| CA1317740C (en) * | 1988-10-24 | 1993-05-18 | Karl T. Chuang | Production of hydrogen peroxide |
| US5110779A (en) * | 1989-01-09 | 1992-05-05 | The Dow Chemical Company | Polymer hydrogenation catalysts |
| US5128114A (en) * | 1989-04-14 | 1992-07-07 | E. I. Du Pont De Nemours And Company | Silica microspheres, method of improving attrition resistance |
| US5338531A (en) * | 1992-01-21 | 1994-08-16 | Chuang Karl T | Production of hydrogen peroxide |
| US5593654A (en) * | 1992-03-12 | 1997-01-14 | Condea Vista Company | Preparation of stabilized alumina having enhanced resistance to loss of surface area at high temperatures |
| WO1993017967A1 (en) * | 1992-03-12 | 1993-09-16 | Vista Chemical Company | Preparation of alumina having increased porosity |
| US5772977A (en) * | 1994-12-14 | 1998-06-30 | E. I. Du Pont De Nemours And Company | Anthraquinone process |
-
1996
- 1996-06-24 SE SE9602484A patent/SE9602484D0/xx unknown
-
1997
- 1997-06-11 CA CA002207527A patent/CA2207527C/en not_active Expired - Fee Related
- 1997-06-18 ID IDP972087A patent/ID17173A/id unknown
- 1997-06-19 EP EP97850100A patent/EP0816286B1/en not_active Expired - Lifetime
- 1997-06-19 DE DE69700615T patent/DE69700615T2/de not_active Expired - Fee Related
- 1997-06-19 AT AT97850100T patent/ATE185536T1/de not_active IP Right Cessation
- 1997-06-20 BR BR9703734A patent/BR9703734A/pt not_active IP Right Cessation
- 1997-06-23 RU RU97110128A patent/RU2131395C1/ru not_active IP Right Cessation
- 1997-06-23 CN CN97113918A patent/CN1055059C/zh not_active Expired - Fee Related
- 1997-06-23 NO NO19972936A patent/NO318102B1/no not_active IP Right Cessation
- 1997-06-23 JP JP18025597A patent/JP3335874B2/ja not_active Expired - Fee Related
- 1997-06-24 US US08/881,286 patent/US5961948A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP3335874B2 (ja) | 2002-10-21 |
| DE69700615T2 (de) | 2000-04-27 |
| NO972936L (no) | 1997-12-29 |
| CN1055059C (zh) | 2000-08-02 |
| CN1176934A (zh) | 1998-03-25 |
| CA2207527C (en) | 2000-10-17 |
| US5961948A (en) | 1999-10-05 |
| EP0816286B1 (en) | 1999-10-13 |
| DE69700615D1 (de) | 1999-11-18 |
| CA2207527A1 (en) | 1997-12-24 |
| RU2131395C1 (ru) | 1999-06-10 |
| JPH1072204A (ja) | 1998-03-17 |
| NO972936D0 (no) | 1997-06-23 |
| SE9602484D0 (sv) | 1996-06-24 |
| EP0816286A1 (en) | 1998-01-07 |
| ID17173A (id) | 1997-12-04 |
| BR9703734A (pt) | 1998-11-10 |
| ATE185536T1 (de) | 1999-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO318102B1 (no) | Fremgangsmate ved fremstilling av hydrogenperoksid | |
| KR100425563B1 (ko) | 과산화수소의 연속 제조 방법 | |
| JP5129423B2 (ja) | 過酸化水素の製造方法 | |
| US5338531A (en) | Production of hydrogen peroxide | |
| EP0117306B1 (en) | Hydrogen peroxide synthesis | |
| US7122501B2 (en) | Catalyst and process for the direct synthesis of hydrogen peroxide | |
| US5965101A (en) | Process for producing hydrogen peroxide | |
| KR20000017077A (ko) | 신규의 촉매, 과산화수소의 제조 방법 및 산화 공정에서의 이의 용도 | |
| JPH06510514A (ja) | 元素からのｈ↓２ｏ↓２の製法 | |
| US4061598A (en) | Catalyst for hydrogenating anthraquinones | |
| US3725307A (en) | Process for preparing a silver-supported catalyst | |
| JP2004528261A (ja) | 多成分溶媒系における過酸化水素の直接合成 | |
| US2802794A (en) | Preparation of platinum metal catalysts | |
| JPH10510796A (ja) | アントラキノン法 | |
| CA1141359A (en) | Pd/sio.sub.2 hydrogenation catalyst suitable for h.sub.2o.sub.2 manufacture | |
| JPH0764781B2 (ja) | 酢酸アリルの製造法 | |
| JP3620193B2 (ja) | 過酸化水素の製造方法 | |
| JP2990738B2 (ja) | 過酸化水素の製造方法 | |
| JP3800254B6 (ja) | 過酸化水素製造に使用される水素化触媒 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |