BE760038A - Purification de l'acide benzoique - Google Patents

Purification de l'acide benzoique

Info

Publication number
BE760038A
BE760038A BE760038DA BE760038A BE 760038 A BE760038 A BE 760038A BE 760038D A BE760038D A BE 760038DA BE 760038 A BE760038 A BE 760038A
Authority
BE
Belgium
Prior art keywords
purification
benzoic acid
benzoic
acid
Prior art date
Application number
Other languages
English (en)
Inventor
M W Clark
Original Assignee
Dow Chemical 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.)
Publication date
Publication of BE760038A publication Critical patent/BE760038A/fr

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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE760038D 1969-12-08 Purification de l'acide benzoique BE760038A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88327069A 1969-12-08 1969-12-08

Publications (1)

Publication Number Publication Date
BE760038A true BE760038A (fr) 1971-05-17

Family

ID=25382292

Family Applications (1)

Application Number Title Priority Date Filing Date
BE760038D BE760038A (fr) 1969-12-08 Purification de l'acide benzoique

Country Status (6)

Country Link
US (1) US3705193A (fr)
BE (1) BE760038A (fr)
DE (1) DE2059791C3 (fr)
FR (1) FR2072865A5 (fr)
GB (1) GB1267020A (fr)
NL (1) NL169170C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8300008A (nl) * 1983-01-03 1984-08-01 Stamicarbon Werkwijze voor de bereiding van benzoezuur.
NL8300009A (nl) * 1983-01-03 1984-08-01 Stamicarbon Werkwijze voor de bereiding van farmaceutisch benzoezuur.
CN113548960A (zh) * 2021-07-19 2021-10-26 武汉有机实业有限公司 一种食品级苯甲酸的纯化方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3309289A (en) * 1961-10-11 1967-03-14 Snia Viscosa Recovery of benzoic acid by distillation in presence of excess water
US3478092A (en) * 1966-04-06 1969-11-11 Velsicol Chemical Corp Method of improving the color and color stability of benzoic acid

Also Published As

Publication number Publication date
US3705193A (en) 1972-12-05
DE2059791C3 (de) 1982-05-19
NL7017539A (fr) 1971-06-10
FR2072865A5 (fr) 1971-09-24
NL169170B (nl) 1982-01-18
DE2059791B2 (de) 1981-05-14
NL169170C (nl) 1982-06-16
GB1267020A (fr) 1972-03-15
DE2059791A1 (de) 1971-06-16

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: THE DOW CHEMICAL CY

Effective date: 19901208