SE308519B - - Google Patents

Info

Publication number
SE308519B
SE308519B SE12745/61A SE1274561A SE308519B SE 308519 B SE308519 B SE 308519B SE 12745/61 A SE12745/61 A SE 12745/61A SE 1274561 A SE1274561 A SE 1274561A SE 308519 B SE308519 B SE 308519B
Authority
SE
Sweden
Application number
SE12745/61A
Inventor
K Schmitt
J Disteldorf
J Baron
Original Assignee
Hibernia Chemie Gmbh
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 Hibernia Chemie Gmbh filed Critical Hibernia Chemie Gmbh
Publication of SE308519B publication Critical patent/SE308519B/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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE12745/61A 1960-12-23 1961-12-20 SE308519B (is")

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB60625A DE1205525B (de) 1960-12-23 1960-12-23 Verfahren zur Aufarbeitung von Nebenprodukten der Isophoronherstellung

Publications (1)

Publication Number Publication Date
SE308519B true SE308519B (is") 1969-02-17

Family

ID=6972903

Family Applications (1)

Application Number Title Priority Date Filing Date
SE12745/61A SE308519B (is") 1960-12-23 1961-12-20

Country Status (8)

Country Link
US (1) US3337423A (is")
BE (1) BE611719A (is")
CH (1) CH427768A (is")
DE (1) DE1205525B (is")
DK (1) DK120589B (is")
GB (1) GB1011581A (is")
LU (1) LU40737A1 (is")
SE (1) SE308519B (is")

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3397120A (en) * 1967-01-13 1968-08-13 Exxon Research Engineering Co Purification of dihydroisophorone by plural distillation and isomerization
US3462348A (en) * 1968-03-25 1969-08-19 Exxon Research Engineering Co Purification of isophorone by plural stage distillation
GB1498017A (en) * 1974-05-15 1978-01-18 Bp Chem Int Ltd Isophorone production using a potassium hydroxide catalys
GB1528129A (en) * 1975-10-20 1978-10-11 Bp Chem Int Ltd Process for the production of isophorone
US4434301A (en) 1982-08-25 1984-02-28 Union Carbide Corporation Production of low color refined isophorone
DE3639921A1 (de) * 1986-11-22 1988-06-01 Huels Chemische Werke Ag Verfahren zur herstellung von 4.4.8.8.10-pentamethylbicyclo(4.4.0)-decen-(1.6)-on(2)
DE3640306A1 (de) * 1986-11-26 1988-06-09 Huels Chemische Werke Ag Verfahren zur herstellung von 4.4.8.8.10-pentamethyl-10-cyano-bicyclo-(4.4.0)-decen-(1,6)-on-(2)
DE102010062587A1 (de) * 2010-12-08 2012-06-14 Evonik Degussa Gmbh Verfahren zur Herstellung von Isophoron
DE102010062603A1 (de) 2010-12-08 2012-06-14 Evonik Degussa Gmbh Verfahren zur Herstellung von 3-Aminomethyl-3,5,5-trimethylcyclohexylamin
DE102011075777A1 (de) 2011-05-13 2012-11-15 Evonik Degussa Gmbh Verfahren zur Herstellung von Isophoron in Gegenwart mindestens eines Entschäumers in der Abwasserkolonne im Aufarbeitungsteil
DE102013215874A1 (de) 2013-08-12 2015-02-12 Evonik Industries Ag Hydrolyse der bei der Produktion von Isophoron anfallenden Rückstände zurRückgewinnung von Isophoron und Aceton
CN111377806B (zh) * 2018-12-27 2022-07-12 万华化学集团股份有限公司 一种丙酮液相缩合法制异佛尔酮的后处理工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2351352A (en) * 1941-07-29 1944-06-13 Shell Dev Separation of by-products from isophorone
US2419051A (en) * 1944-12-05 1947-04-15 Shell Dev Hydrolysis of acetone autocondensation products
US2566564A (en) * 1946-09-10 1951-09-04 Distillers Co Yeast Ltd Process for the manufacture of isophorone and homo-isophorones
US2912365A (en) * 1952-11-10 1959-11-10 Gulf Oil Corp System of control for fractionation process

Also Published As

Publication number Publication date
US3337423A (en) 1967-08-22
GB1011581A (en) 1965-12-01
LU40737A1 (is") 1961-12-20
DK120589B (da) 1971-06-21
DE1205525B (de) 1965-11-25
CH427768A (de) 1967-01-15
BE611719A (fr) 1962-04-16

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