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IT997528B - Procedimento per produrre acido acrilico - Google Patents

Procedimento per produrre acido acrilico

Info

Publication number
IT997528B
IT997528B IT52342/73A IT5234273A IT997528B IT 997528 B IT997528 B IT 997528B IT 52342/73 A IT52342/73 A IT 52342/73A IT 5234273 A IT5234273 A IT 5234273A IT 997528 B IT997528 B IT 997528B
Authority
IT
Italy
Prior art keywords
procedure
acrylic acid
producing acrylic
producing
acid
Prior art date
Application number
IT52342/73A
Other languages
English (en)
Original Assignee
Knapsack Ag
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
Application filed by Knapsack Ag filed Critical Knapsack Ag
Application granted granted Critical
Publication of IT997528B publication Critical patent/IT997528B/it

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85Chromium, molybdenum or tungsten
    • B01J23/88Molybdenum
    • B01J23/882Molybdenum and cobalt
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61Surface area
    • B01J35/612Surface area less than 10 m2/g
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63Pore volume
    • B01J35/633Pore volume less than 0.5 ml/g

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT52342/73A 1972-09-05 1973-09-05 Procedimento per produrre acido acrilico IT997528B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2243584A DE2243584C3 (de) 1972-09-05 1972-09-05 Verfahren zur Herstellung von Acrylsäure

Publications (1)

Publication Number Publication Date
IT997528B true IT997528B (it) 1975-12-30

Family

ID=5855543

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52342/73A IT997528B (it) 1972-09-05 1973-09-05 Procedimento per produrre acido acrilico

Country Status (10)

Country Link
US (1) US3985800A (it)
JP (1) JPS5726251B2 (it)
BE (1) BE804268A (it)
CA (1) CA1000729A (it)
DD (1) DD106355A5 (it)
DE (1) DE2243584C3 (it)
FR (1) FR2244746B1 (it)
GB (1) GB1390722A (it)
IT (1) IT997528B (it)
NL (1) NL7312210A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168246A (en) * 1975-11-28 1979-09-18 Monsanto Company Production of (amm)oxidation catalyst
NL8202791A (nl) * 1981-07-17 1983-02-16 Halcon Sd Group Inc Werkwijze voor het bereiden van methacrylzuur.
JPS60135140U (ja) * 1984-02-20 1985-09-07 三洋電機株式会社 低周波治療器用導子
JPS6110752U (ja) * 1984-06-26 1986-01-22 幹也 西川 低周波治療器用導子

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE607864A (it) * 1959-02-17
DE1184326B (de) * 1963-06-25 1964-12-31 Huels Chemische Werke Ag Verfahren zur Herstellung von Kobaltmolybdat-Katalysatoren
JPS4911371B1 (it) * 1970-10-23 1974-03-16 Nippon Catalytic Chem Ind
GB1332986A (en) * 1971-04-15 1973-10-10 Bp Chem Int Ltd Catalytic composition

Also Published As

Publication number Publication date
USB393347I5 (it) 1975-01-28
US3985800A (en) 1976-10-12
NL7312210A (it) 1974-03-07
BE804268A (fr) 1974-02-28
CA1000729A (en) 1976-11-30
DD106355A5 (it) 1974-06-12
JPS5726251B2 (it) 1982-06-03
FR2244746B1 (it) 1978-09-08
FR2244746A1 (it) 1975-04-18
DE2243584C3 (de) 1980-10-09
DE2243584A1 (de) 1974-03-14
DE2243584B2 (de) 1980-02-07
JPS4962409A (it) 1974-06-17
GB1390722A (en) 1975-04-16

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