FI833495A0 - Framstaellning av formaldehyd - Google Patents

Framstaellning av formaldehyd

Info

Publication number
FI833495A0
FI833495A0 FI833495A FI833495A FI833495A0 FI 833495 A0 FI833495 A0 FI 833495A0 FI 833495 A FI833495 A FI 833495A FI 833495 A FI833495 A FI 833495A FI 833495 A0 FI833495 A0 FI 833495A0
Authority
FI
Finland
Prior art keywords
phosphorus
formaldehyd
framstaellning
silver
methanol
Prior art date
Application number
FI833495A
Other languages
English (en)
Other versions
FI833495A (fi
FI78900B (fi
FI78900C (fi
Inventor
Velliyur Mott Mallikarjuna Rao
Original Assignee
Du Pont
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23694792&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI833495(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Du Pont filed Critical Du Pont
Publication of FI833495A0 publication Critical patent/FI833495A0/fi
Publication of FI833495A publication Critical patent/FI833495A/fi
Publication of FI78900B publication Critical patent/FI78900B/fi
Application granted granted Critical
Publication of FI78900C publication Critical patent/FI78900C/fi

Links

Classifications

    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14—Phosphorus; Compounds thereof
    • B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
    • B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
    • B01J27/1802—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates
    • B01J27/1817—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates with copper, silver or gold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48—Silver or gold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8926—Copper and noble metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
    • C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Auxiliary Devices For Music (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Paper (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Golf Clubs (AREA)
FI833495A 1982-09-29 1983-09-28 Framstaellning av formaldehyd med en oxideringsprocess. FI78900C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/427,418 US4439625A (en) 1982-09-29 1982-09-29 Production of formaldehyde
US42741882 1982-09-29

Publications (4)

Publication Number Publication Date
FI833495A0 true FI833495A0 (fi) 1983-09-28
FI833495A FI833495A (fi) 1984-03-30
FI78900B FI78900B (fi) 1989-06-30
FI78900C FI78900C (fi) 1989-10-10

Family

ID=23694792

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833495A FI78900C (fi) 1982-09-29 1983-09-28 Framstaellning av formaldehyd med en oxideringsprocess.

Country Status (10)

Country Link
US (1) US4439625A (fi)
EP (1) EP0104666B2 (fi)
JP (1) JPS5982330A (fi)
AT (1) ATE32213T1 (fi)
BR (1) BR8305241A (fi)
CA (1) CA1211466A (fi)
DE (1) DE3375477D1 (fi)
ES (1) ES525980A0 (fi)
FI (1) FI78900C (fi)
NO (1) NO156825C (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0814906B1 (de) * 1995-03-15 2000-05-24 Basf Aktiengesellschaft Verfahren zur herstellung von phosphordotierten silberkatalysatoren
DE19605212A1 (de) * 1996-02-13 1997-08-14 Basf Ag Phosphordotiertes Silberkatalysator-Festbett
DE19605213A1 (de) * 1996-02-13 1997-08-14 Basf Ag Verfahren zur Herstellung von Formaldehyd

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2462413A (en) * 1946-06-06 1949-02-22 Allied Chem & Dye Corp Production of formaldehyde
US2587468A (en) * 1948-03-27 1952-02-26 Monsanto Chemicals Ethylene oxide process
GB1272592A (en) * 1968-05-06 1972-05-03 Laporte Chemical Vapour phase oxidation of hydroxy compounds
US3948997A (en) * 1968-05-06 1976-04-06 Laporte Industries Limited Vapour phase oxidation process
DE1793439A1 (de) * 1968-09-18 1972-02-24 Basf Ag Verfahren zur Herstellung von Aldehyden und/oder Alkoholen nach der Oxosynthese
BE758502A (fr) * 1969-11-06 1971-05-05 Basf Ag Preparation d'alcools et d'aldehydes
DE2116947C3 (de) * 1971-04-07 1974-12-19 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Formaldehyd
BE788250A (en) * 1972-05-15 1973-02-28 Dow Corning Silicone antifoam - consisting of polyoxypropylene (co)polymer, or siloxane-glycol copolymer, polymethylsiloxane, silica and siloxane
DE2548908C3 (de) * 1975-10-31 1978-04-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Formaldehyd
US4198351A (en) * 1977-04-15 1980-04-15 Celanese Corporation Formaldehyde production process
US4219509A (en) * 1978-01-23 1980-08-26 E. I. Du Pont De Nemours And Company Methanol oxidation/dehydrogenation over silver-gold alloy
US4167527A (en) * 1978-01-23 1979-09-11 E. I. Du Pont De Nemours And Company Methanol oxidation/dehydrogenation over silver-gold alloy
JPS5838227A (ja) * 1981-09-01 1983-03-05 Mitsui Toatsu Chem Inc アルデヒドの製造法
US4383123A (en) * 1981-10-08 1983-05-10 Monsanto Company Manufacture of aqueous formaldehyde

Also Published As

Publication number Publication date
DE3375477D1 (en) 1988-03-03
ES8507451A1 (es) 1985-09-16
NO156825B (no) 1987-08-24
ATE32213T1 (de) 1988-02-15
ES525980A0 (es) 1985-09-16
EP0104666A3 (en) 1985-10-23
FI833495A (fi) 1984-03-30
FI78900B (fi) 1989-06-30
JPS5982330A (ja) 1984-05-12
NO833499L (no) 1984-03-30
BR8305241A (pt) 1984-05-02
JPH0553778B2 (fi) 1993-08-10
EP0104666A2 (en) 1984-04-04
US4439625A (en) 1984-03-27
NO156825C (no) 1987-12-02
FI78900C (fi) 1989-10-10
EP0104666B1 (en) 1988-01-27
EP0104666B2 (en) 1992-05-06
CA1211466A (en) 1986-09-16

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: E.I. DU PONT DE NEMOURS AND COMPANY