SE300815B - - Google Patents

Info

Publication number
SE300815B
SE300815B SE1243162A SE1243162A SE300815B SE 300815 B SE300815 B SE 300815B SE 1243162 A SE1243162 A SE 1243162A SE 1243162 A SE1243162 A SE 1243162A SE 300815 B SE300815 B SE 300815B
Authority
SE
Sweden
Prior art keywords
elevated temperature
calcining
zinc oxide
drying
hours
Prior art date
Application number
SE1243162A
Other languages
English (en)
Inventor
J Wingate
J Hanan
R Watts
W Porter
Original Assignee
Exxon Research Engineering Co
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
Priority claimed from US161723A external-priority patent/US3248428A/en
Application filed by Exxon Research Engineering Co filed Critical Exxon Research Engineering Co
Publication of SE300815B publication Critical patent/SE300815B/xx

Links

Classifications

    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/74—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with dehydration
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/28—Molybdenum
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/20—Unsaturated compounds containing keto groups bound to acyclic carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
SE1243162A 1961-12-22 1962-11-20 SE300815B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16163061A 1961-12-22 1961-12-22
US161723A US3248428A (en) 1961-12-22 1961-12-22 Aldolization process

Publications (1)

Publication Number Publication Date
SE300815B true SE300815B (da) 1968-05-13

Family

ID=26857983

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1243162A SE300815B (da) 1961-12-22 1962-11-20

Country Status (3)

Country Link
DE (1) DE1203243B (da)
GB (1) GB1010695A (da)
SE (1) SE300815B (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542878A (en) * 1967-11-22 1970-11-24 Gulf Research Development Co Aldol condensation process
BE789849A (fr) * 1971-10-13 1973-04-09 Basf Ag Procede de preparation de cetones alpha-ethyleniques
US4169109A (en) 1978-08-10 1979-09-25 International Flavors & Fragrances Inc. Process for preparing ketones using zinc acetate condensation catalysts, products produced thereby and organoleptic uses of same
US4535187A (en) * 1983-12-21 1985-08-13 Union Carbide Corporation Preparation of isophorone and mesityl oxide from acetone
DE4020838A1 (de) * 1990-06-29 1992-01-02 Henkel Kgaa Verfahren zur aldolisierung von verbindungen mit aktiven wasserstoffatomen
GB9207756D0 (en) * 1992-04-07 1992-05-27 Davy Mckee London Process
US6960694B2 (en) 2003-07-01 2005-11-01 Eastman Chemical Company Processes for preparing β-hydroxy-ketones and α,β-unsaturated ketones
US7071361B2 (en) 2004-06-25 2006-07-04 Fastman Chemical Company Processes for the preparation of high molecular weight saturated ketones

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE836346C (de) * 1950-05-20 1952-04-10 Ruhrchemie Ag Verfahren zur Gewinnung von substituierten Acroleinen
DE1051838B (de) * 1951-04-25 1959-03-05 Melle Usines Sa Verfahren zur Herstellung ungesaettigter hoehermolekularer aliphatischer Aldehyde
US2852563A (en) * 1955-10-17 1958-09-16 Eastman Kodak Co Condensation of isoaldehydes with lower aliphatic aldehydes
DE1084711B (de) * 1956-05-07 1960-07-07 Armour & Co Verfahren zur Herstellung von ª‡,ª‰-ungesaettigten Aldehyden mit hohem Molekulargewicht
US2921089A (en) * 1957-11-27 1960-01-12 Eastman Kodak Co 2-propylheptanol and its esters
FR1224715A (fr) * 1958-05-27 1960-06-27 Eastman Kodak Co Procédé de préparation d'aldéhydes aliphatiques non saturés

Also Published As

Publication number Publication date
GB1010695A (en) 1965-11-24
DE1203243B (de) 1965-10-21

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