CH541535A - Process for preparing glyoxylic acid - Google Patents

Process for preparing glyoxylic acid

Info

Publication number: CH541535A
Authority: CH; Switzerland
Prior art keywords: glyoxylic acid; preparing glyoxylic; preparing; acid; glyoxylic
Prior art date: 1971-08-20

Application number

CH1226672A

Other languages

French (fr)

Inventor

Michelet Daniel

Original Assignee

Rhone Poulenc Sa

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.)

1971-08-20

Filing date

1972-08-18

Publication date

1973-09-15

1972-08-18 Application filed by Rhone Poulenc Sa filed Critical Rhone Poulenc Sa

1973-09-15 Publication of CH541535A publication Critical patent/CH541535A/en

Classifications

- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B3/00—Electrolytic production of organic compounds
- C25B3/20—Processes
- C25B3/25—Reduction

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

CH1226672A 1971-08-20 1972-08-18 Process for preparing glyoxylic acid CH541535A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7130395A FR2151150A5 (en)	1971-08-20	1971-08-20

Publications (1)

Publication Number	Publication Date
CH541535A true CH541535A (en)	1973-09-15

Family

ID=9082084

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1226672A CH541535A (en)	1971-08-20	1972-08-18	Process for preparing glyoxylic acid

Country Status (13)

Country	Link
US (1)	US3779876A (en)
JP (1)	JPS4829720A (en)
AT (1)	AT326624B (en)
BE (1)	BE787770A (en)
BR (1)	BR7205614D0 (en)
CA (1)	CA974477A (en)
CH (1)	CH541535A (en)
DD (1)	DD98281A5 (en)
DE (1)	DE2240731C3 (en)
FR (1)	FR2151150A5 (en)
GB (1)	GB1364761A (en)
IT (1)	IT964101B (en)
NL (1)	NL7211021A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4560450A (en) *	1985-04-18	1985-12-24	Texaco, Inc.	Means and method for reducing oxalic acid to a product
US4619743A (en) *	1985-07-16	1986-10-28	Texaco Inc.	Electrolytic method for reducing oxalic acid to a product
FR2587039B1 (en) *	1985-09-10	1990-06-08	Hoechst France	PROCESS FOR THE MANUFACTURE OF GLYOXYL OXIDE BY ELECTROCHEMICAL REDUCTION OF OXALIC ACID
JPH0791053B2 (en) *	1988-02-16	1995-10-04	旭硝子株式会社	Method for producing sodium hydrogen carbonate
CA2130552A1 (en) *	1992-02-22	1993-08-23	Steffen Dapperheld	Electrochemical process for preparing glyoxylic acid
DE4205423C1 (en) *	1992-02-22	1993-09-30	Hoechst Ag	Electrochemical process for the production of glyoxylic acid
DE4217338C2 (en) *	1992-05-26	1994-09-01	Hoechst Ag	Electrochemical process for the reduction of oxalic acid to glyoxylic acid
FR2926815A1 (en) *	2008-01-25	2009-07-31	Clariant Specialty Fine Chem	PROCESS FOR SEPARATING GLYOXYLIC ACID FROM AN AQUEOUS REACTIONAL MEDIUM CONTAINING GLYOXYLIC ACID AND HYDROCHLORIC ACID
FR2926814B1 (en) *	2008-01-25	2012-08-03	Clariant Specialty Fine Chem F	PROCESS FOR THE PREPARATION OF AQUEOUS GLYOXYLIC ACID SOLUTION
WO2022112375A1 (en) *	2020-11-26	2022-06-02	Avantium Knowledge Centre B.V.	Process and system for the electrochemical reduction of oxalic acid

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE194038C (en) *	1903-12-05
US798920A (en) *	1904-01-29	1905-09-05	Emil Von Portheim	Method of reducing oxalic acid and its derivatives by electrolysis.
US1013502A (en) *	1911-03-01	1912-01-02	Roessler & Hasslacher Chemical	Process for the manufacture of glycolic acid.
BE757106A (en) *	1969-10-06	1971-04-06	Basf Ag	PROCESS FOR PREPARING GLYOXYL ACID FROM OXALIC ACID
JPS589966A (en)	1981-07-07	1983-01-20	Sumitomo Metal Ind Ltd	Production of one side zinc plated steel plate

0
- BE BE787770D patent/BE787770A/en unknown
1971
- 1971-08-20 FR FR7130395A patent/FR2151150A5/fr not_active Expired
1972
- 1972-08-11 NL NL7211021A patent/NL7211021A/xx unknown
- 1972-08-17 BR BR005614/72A patent/BR7205614D0/en unknown
- 1972-08-17 JP JP47081858A patent/JPS4829720A/ja active Pending
- 1972-08-18 US US00281742A patent/US3779876A/en not_active Expired - Lifetime
- 1972-08-18 DE DE2240731A patent/DE2240731C3/en not_active Expired
- 1972-08-18 GB GB3872472A patent/GB1364761A/en not_active Expired
- 1972-08-18 CH CH1226672A patent/CH541535A/en not_active IP Right Cessation
- 1972-08-18 CA CA149,775A patent/CA974477A/en not_active Expired
- 1972-08-18 AT AT716372A patent/AT326624B/en not_active IP Right Cessation
- 1972-08-18 DD DD165131A patent/DD98281A5/xx unknown
- 1972-08-19 IT IT28322/72A patent/IT964101B/en active

Also Published As

Publication number	Publication date
ATA716372A (en)	1975-03-15
US3779876A (en)	1973-12-18
FR2151150A5 (en)	1973-04-13
CA974477A (en)	1975-09-16
BR7205614D0 (en)	1973-08-23
DD98281A5 (en)	1973-06-12
AT326624B (en)	1975-12-29
DE2240731B2 (en)	1974-04-04
DE2240731C3 (en)	1981-04-02
NL7211021A (en)	1973-02-22
BE787770A (en)	1973-02-19
JPS4829720A (en)	1973-04-19
IT964101B (en)	1974-01-21
GB1364761A (en)	1974-08-29
DE2240731A1 (en)	1973-03-01

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Legal Events

Date	Code	Title	Description
1980-05-14	PL	Patent ceased