CA1028355A - Process for purifying sorbic acid - Google Patents

Process for purifying sorbic acid

Info

Publication number
CA1028355A
CA1028355A CA202,653A CA202653A CA1028355A CA 1028355 A CA1028355 A CA 1028355A CA 202653 A CA202653 A CA 202653A CA 1028355 A CA1028355 A CA 1028355A
Authority
CA
Canada
Prior art keywords
sorbic acid
purifying
purifying sorbic
acid
sorbic
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
CA202,653A
Other languages
English (en)
French (fr)
Other versions
CA202653S (en
Inventor
Hans Fernholz
Friedrich Wunder
Hans-Joachim Schmidt
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
Application granted granted Critical
Publication of CA1028355A publication Critical patent/CA1028355A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA202,653A 1973-06-22 1974-06-17 Process for purifying sorbic acid Expired CA1028355A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2331668A DE2331668C2 (de) 1973-06-22 1973-06-22 Verfahren zur Reinigung von Sorbinsäure

Publications (1)

Publication Number Publication Date
CA1028355A true CA1028355A (en) 1978-03-21

Family

ID=5884687

Family Applications (1)

Application Number Title Priority Date Filing Date
CA202,653A Expired CA1028355A (en) 1973-06-22 1974-06-17 Process for purifying sorbic acid

Country Status (20)

Country Link
US (1) US3997598A (no)
JP (1) JPS5918377B2 (no)
AT (1) AT332369B (no)
BE (1) BE816771A (no)
BR (1) BR7405082D0 (no)
CA (1) CA1028355A (no)
CH (1) CH598178A5 (no)
DD (1) DD111573A5 (no)
DE (1) DE2331668C2 (no)
DK (1) DK336174A (no)
FI (1) FI188474A (no)
FR (1) FR2234264B1 (no)
GB (1) GB1465148A (no)
IL (1) IL45056A (no)
IT (1) IT1019661B (no)
NL (1) NL7408065A (no)
NO (1) NO742277L (no)
SE (1) SE7408203L (no)
SU (1) SU565628A3 (no)
ZA (1) ZA743809B (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6049174B2 (ja) * 1977-12-22 1985-10-31 チッソ株式会社 ソルビン酸結晶の製造方法
JPS61288385A (ja) * 1985-06-14 1986-12-18 ホシデン株式会社 コネクタ
JPH0653704B2 (ja) * 1986-03-18 1994-07-20 ダイセル化学工業株式会社 ソルビン酸の精製方法
JPS6393073U (no) * 1986-12-05 1988-06-16
JPH11199541A (ja) * 1997-11-14 1999-07-27 Daicel Chem Ind Ltd ソルビン酸の回収装置および回収方法
JP3001097B1 (ja) 1998-10-05 2000-01-17 ダイセル化学工業株式会社 ソルビン酸の製造法
JP2000327627A (ja) * 1999-05-18 2000-11-28 Daicel Chem Ind Ltd ソルビン酸又はその塩の製造法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1181203B (de) * 1958-04-16 1964-11-12 Hoechst Ag Vorrichtung zur Reinigung von roher Sorbinsaeure durch Extraktion mit elektrolythaltigem Wasser
GB1299542A (en) * 1969-03-14 1972-12-13 Wacker Chemie Gmbh Process for the continuous manufacture of sorbic acid by reaction of ketene with crotonaldehyde

Also Published As

Publication number Publication date
AU7028174A (en) 1976-01-08
IT1019661B (it) 1977-11-30
AT332369B (de) 1976-09-27
JPS5036413A (no) 1975-04-05
DD111573A5 (no) 1975-02-20
JPS5918377B2 (ja) 1984-04-26
FR2234264B1 (no) 1978-03-31
DK336174A (no) 1975-03-17
DE2331668A1 (de) 1975-01-09
DE2331668C2 (de) 1982-07-29
US3997598A (en) 1976-12-14
CH598178A5 (no) 1978-04-28
FI188474A (no) 1974-12-23
SU565628A3 (ru) 1977-07-15
SE7408203L (no) 1974-12-23
ATA510174A (de) 1976-01-15
FR2234264A1 (no) 1975-01-17
BE816771A (fr) 1974-12-24
ZA743809B (en) 1975-06-25
NL7408065A (no) 1974-12-24
GB1465148A (en) 1977-02-23
NO742277L (no) 1975-01-20
IL45056A (en) 1978-07-31
BR7405082D0 (pt) 1975-01-21
IL45056A0 (en) 1974-09-10

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