FR2412517A1 - Procede de preparation de cristaux d'acide sorbique - Google Patents

Procede de preparation de cristaux d'acide sorbique

Info

Publication number
FR2412517A1
FR2412517A1 FR7836122A FR7836122A FR2412517A1 FR 2412517 A1 FR2412517 A1 FR 2412517A1 FR 7836122 A FR7836122 A FR 7836122A FR 7836122 A FR7836122 A FR 7836122A FR 2412517 A1 FR2412517 A1 FR 2412517A1
Authority
FR
France
Prior art keywords
sorbic acid
acid crystals
preparing
crystals
preparing 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.)
Granted
Application number
FR7836122A
Other languages
English (en)
Other versions
FR2412517B1 (fr
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.)
JNC Corp
Original Assignee
Chisso Corp
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 Chisso Corp filed Critical Chisso Corp
Publication of FR2412517A1 publication Critical patent/FR2412517A1/fr
Application granted granted Critical
Publication of FR2412517B1 publication Critical patent/FR2412517B1/fr
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)

Abstract

L'INVENTION EST RELATIVE A UN PROCEDE DE PREPARATION DE CRISTAUX D'ACIDE SORBIQUE PAR RECRISTALLISATION AVEC UNE SOLUTION AQUEUSE D'UN ALCOOL. CE PROCEDE UTILISE UN ION DE METAL ALCALIN COMME AGENT DE MODIFICATION DES CRISTAUX. GRACE A CE PROCEDE, ON OBTIENT UN PRODUIT RECRISTALLISE D'ACIDE SORBIQUE DONT LA DURETE, LA DENSITE APPARENTE ET LA FLUIDITE, ETC., SONT SUPERIEURES.
FR7836122A 1977-12-22 1978-12-22 Procede de preparation de cristaux d'acide sorbique Expired FR2412517B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52154827A JPS6049174B2 (ja) 1977-12-22 1977-12-22 ソルビン酸結晶の製造方法

Publications (2)

Publication Number Publication Date
FR2412517A1 true FR2412517A1 (fr) 1979-07-20
FR2412517B1 FR2412517B1 (fr) 1985-07-12

Family

ID=15592737

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7836122A Expired FR2412517B1 (fr) 1977-12-22 1978-12-22 Procede de preparation de cristaux d'acide sorbique

Country Status (5)

Country Link
US (1) US4246430A (fr)
JP (1) JPS6049174B2 (fr)
DE (1) DE2855075C3 (fr)
FR (1) FR2412517B1 (fr)
GB (1) GB2011895B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2002173462A (ja) * 2000-12-07 2002-06-21 Nippon Synthetic Chem Ind Co Ltd:The ソルビン酸組成物
CN115010595A (zh) * 2022-07-27 2022-09-06 江苏道尔顿石化科技有限公司 一种山梨酸粗结晶形成方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5236618A (en) * 1975-09-16 1977-03-22 Chisso Corp Process for preparation of granular solbic acid

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112967C (fr) * 1961-05-09
US3574728A (en) * 1967-11-17 1971-04-13 Daicel Ltd Process for producing sorbic acid
DE2331668C2 (de) * 1973-06-22 1982-07-29 Hoechst Ag, 6000 Frankfurt Verfahren zur Reinigung von Sorbinsäure

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5236618A (en) * 1975-09-16 1977-03-22 Chisso Corp Process for preparation of granular solbic acid

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1977 *

Also Published As

Publication number Publication date
US4246430A (en) 1981-01-20
JPS6049174B2 (ja) 1985-10-31
JPS5488214A (en) 1979-07-13
DE2855075C3 (de) 1982-01-21
DE2855075B2 (de) 1981-01-29
GB2011895B (en) 1982-05-06
DE2855075A1 (de) 1979-06-28
GB2011895A (en) 1979-07-18
FR2412517B1 (fr) 1985-07-12

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Legal Events

Date Code Title Description
ST Notification of lapse