DE2235769C3 - Verfahren zur Reinigung wäßriger Kaliu msorbatlösungen - Google Patents

Verfahren zur Reinigung wäßriger Kaliu msorbatlösungen

Info

Publication number
DE2235769C3
DE2235769C3 DE2235769A DE2235769A DE2235769C3 DE 2235769 C3 DE2235769 C3 DE 2235769C3 DE 2235769 A DE2235769 A DE 2235769A DE 2235769 A DE2235769 A DE 2235769A DE 2235769 C3 DE2235769 C3 DE 2235769C3
Authority
DE
Germany
Prior art keywords
potassium sorbate
solution
aqueous
coal
purification
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE2235769A
Other languages
German (de)
English (en)
Other versions
DE2235769B2 (de
DE2235769A1 (de
Inventor
Hans Prof. Dipl.-Chem. Dr. 6239 Fischbach Fernholz
Hans-Joachim Dipl.-Chem. Dr. 6243 Falkenstein Schmidt
Friedrich Dipl.-Chem. Dr. 6093 Floersheim Wunder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst 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 Hoechst AG filed Critical Hoechst AG
Priority to DE2235769A priority Critical patent/DE2235769C3/de
Priority to ZA734579A priority patent/ZA734579B/xx
Priority to NL7309870A priority patent/NL7309870A/xx
Priority to FR7326282A priority patent/FR2193809A1/fr
Priority to IL42780A priority patent/IL42780A0/xx
Priority to DD172360A priority patent/DD104972A5/xx
Priority to AU58280/73A priority patent/AU5828073A/en
Priority to NO732961A priority patent/NO138880C/no
Priority to JP48080760A priority patent/JPS4943923A/ja
Priority to BR5505/73A priority patent/BR7305505D0/pt
Priority to SE7310142A priority patent/SE402760B/xx
Priority to DK405273A priority patent/DK134904C/da
Priority to BE133779A priority patent/BE802690A/xx
Publication of DE2235769A1 publication Critical patent/DE2235769A1/de
Publication of DE2235769B2 publication Critical patent/DE2235769B2/de
Application granted granted Critical
Publication of DE2235769C3 publication Critical patent/DE2235769C3/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03Monocarboxylic acids
    • C07C57/10Sorbic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Carbon And Carbon Compounds (AREA)
DE2235769A 1972-07-21 1972-07-21 Verfahren zur Reinigung wäßriger Kaliu msorbatlösungen Expired DE2235769C3 (de)

Priority Applications (13)

Application Number Priority Date Filing Date Title
DE2235769A DE2235769C3 (de) 1972-07-21 1972-07-21 Verfahren zur Reinigung wäßriger Kaliu msorbatlösungen
ZA734579A ZA734579B (en) 1972-07-21 1973-07-06 Process for purifying crude aqueous potassium sorbate solutions
NL7309870A NL7309870A (enExample) 1972-07-21 1973-07-16
IL42780A IL42780A0 (en) 1972-07-21 1973-07-18 Process for purifying crude aqueous potassium sorbate solutions
FR7326282A FR2193809A1 (en) 1972-07-21 1973-07-18 Purifcn of potassium sorbate solns - by treatment with coal-based active carbon
AU58280/73A AU5828073A (en) 1972-07-21 1973-07-19 Process for purifying crude aqueous potassium sorbate solutions
DD172360A DD104972A5 (enExample) 1972-07-21 1973-07-19
NO732961A NO138880C (no) 1972-07-21 1973-07-20 Fremgangsmaate til rensing av raa, vandige kaliumsorbatopploesninger
JP48080760A JPS4943923A (enExample) 1972-07-21 1973-07-20
BR5505/73A BR7305505D0 (pt) 1972-07-21 1973-07-20 Processo para a purificacao de solucoes brutas, aquosas de sorbato de potassio
SE7310142A SE402760B (sv) 1972-07-21 1973-07-20 Forfarande for rening av raa vattenhaltiga kaliumsorbatlosningar
DK405273A DK134904C (da) 1972-07-21 1973-07-20 Fremgangsmade til rensning af ra vandige kaliumsorbatoplosninger
BE133779A BE802690A (fr) 1972-07-21 1973-07-23 Procede de purification de solutions aqueuses brutes de sorbate de potassium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2235769A DE2235769C3 (de) 1972-07-21 1972-07-21 Verfahren zur Reinigung wäßriger Kaliu msorbatlösungen

Publications (3)

Publication Number Publication Date
DE2235769A1 DE2235769A1 (de) 1974-02-07
DE2235769B2 DE2235769B2 (de) 1975-05-22
DE2235769C3 true DE2235769C3 (de) 1976-01-08

Family

ID=5851241

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2235769A Expired DE2235769C3 (de) 1972-07-21 1972-07-21 Verfahren zur Reinigung wäßriger Kaliu msorbatlösungen

Country Status (13)

Country Link
JP (1) JPS4943923A (enExample)
AU (1) AU5828073A (enExample)
BE (1) BE802690A (enExample)
BR (1) BR7305505D0 (enExample)
DD (1) DD104972A5 (enExample)
DE (1) DE2235769C3 (enExample)
DK (1) DK134904C (enExample)
FR (1) FR2193809A1 (enExample)
IL (1) IL42780A0 (enExample)
NL (1) NL7309870A (enExample)
NO (1) NO138880C (enExample)
SE (1) SE402760B (enExample)
ZA (1) ZA734579B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60193943A (ja) * 1984-03-15 1985-10-02 Daicel Chem Ind Ltd ソルビン酸アルカリ塩の製造法
CN114685272B (zh) * 2020-12-31 2024-12-13 南通醋酸化工股份有限公司 一种山梨酸钾生产中连续脱色的方法

Also Published As

Publication number Publication date
BE802690A (fr) 1974-01-23
DD104972A5 (enExample) 1974-04-05
BR7305505D0 (pt) 1974-08-29
DK134904C (da) 1977-07-25
FR2193809A1 (en) 1974-02-22
NO138880B (no) 1978-08-21
FR2193809B3 (enExample) 1976-07-02
JPS4943923A (enExample) 1974-04-25
NO138880C (no) 1978-11-29
DE2235769B2 (de) 1975-05-22
DE2235769A1 (de) 1974-02-07
IL42780A0 (en) 1973-10-25
ZA734579B (en) 1974-06-26
DK134904B (da) 1977-02-07
SE402760B (sv) 1978-07-17
AU5828073A (en) 1975-01-23
NL7309870A (enExample) 1974-01-23

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee