NO156825B - Fremgangsmaate ved fremstilling av formaldehyd. - Google Patents

Fremgangsmaate ved fremstilling av formaldehyd.

Info

Publication number
NO156825B
NO156825B NO833499A NO833499A NO156825B NO 156825 B NO156825 B NO 156825B NO 833499 A NO833499 A NO 833499A NO 833499 A NO833499 A NO 833499A NO 156825 B NO156825 B NO 156825B
Authority
NO
Norway
Prior art keywords
formal
procedure
head
manufacturing
phosphorus
Prior art date
Application number
NO833499A
Other languages
English (en)
Other versions
NO156825C (no
NO833499L (no
Inventor
Velliyur Nott 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=NO156825(B) "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 NO833499L publication Critical patent/NO833499L/no
Publication of NO156825B publication Critical patent/NO156825B/no
Publication of NO156825C publication Critical patent/NO156825C/no

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)
  • Paper (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Auxiliary Devices For Music (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Golf Clubs (AREA)
NO833499A 1982-09-29 1983-09-28 Fremgangsm te ved fremstilling av formaldehyd. NO156825C (no)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
NO833499L NO833499L (no) 1984-03-30
NO156825B true NO156825B (no) 1987-08-24
NO156825C NO156825C (no) 1987-12-02

Family

ID=23694792

Family Applications (1)

Application Number Title Priority Date Filing Date
NO833499A NO156825C (no) 1982-09-29 1983-09-28 Fremgangsm te ved fremstilling av formaldehyd.

Country Status (10)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE193226T1 (de) * 1995-03-15 2000-06-15 Basf Ag 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
US3948997A (en) * 1968-05-06 1976-04-06 Laporte Industries Limited Vapour phase oxidation process
GB1272592A (en) * 1968-05-06 1972-05-03 Laporte Chemical Vapour phase oxidation of hydroxy compounds
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
JPS5982330A (ja) 1984-05-12
FI833495A (fi) 1984-03-30
FI78900B (fi) 1989-06-30
EP0104666A2 (en) 1984-04-04
FI78900C (fi) 1989-10-10
DE3375477D1 (en) 1988-03-03
ES8507451A1 (es) 1985-09-16
NO156825C (no) 1987-12-02
NO833499L (no) 1984-03-30
US4439625A (en) 1984-03-27
ES525980A0 (es) 1985-09-16
JPH0553778B2 (no) 1993-08-10
EP0104666B2 (en) 1992-05-06
EP0104666A3 (en) 1985-10-23
EP0104666B1 (en) 1988-01-27
CA1211466A (en) 1986-09-16
BR8305241A (pt) 1984-05-02
FI833495A0 (fi) 1983-09-28
ATE32213T1 (de) 1988-02-15

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