IT8620122A0 - Nuovo procedimento di purificazione della diamide dell'acido ossalico. - Google Patents

Nuovo procedimento di purificazione della diamide dell'acido ossalico.

Info

Publication number
IT8620122A0
IT8620122A0 IT8620122A IT2012286A IT8620122A0 IT 8620122 A0 IT8620122 A0 IT 8620122A0 IT 8620122 A IT8620122 A IT 8620122A IT 2012286 A IT2012286 A IT 2012286A IT 8620122 A0 IT8620122 A0 IT 8620122A0
Authority
IT
Italy
Prior art keywords
purification
oxalic acid
new process
acid diamide
diamide
Prior art date
Application number
IT8620122A
Other languages
English (en)
Other versions
IT8620122A1 (it
IT1190318B (it
Inventor
Loreno Lorenzoni
Nino Dessantis
Angelo Virdis
Original Assignee
Enichem Anic Spa
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 Enichem Anic Spa filed Critical Enichem Anic Spa
Publication of IT8620122A0 publication Critical patent/IT8620122A0/it
Priority to IT20122/86A priority Critical patent/IT1190318B/it
Priority to ES87104676T priority patent/ES2018795B3/es
Priority to EP87104676A priority patent/EP0245632B1/en
Priority to DE8787104676T priority patent/DE3765169D1/de
Priority to AT87104676T priority patent/ATE56947T1/de
Priority to JP62087211A priority patent/JPH07108888B2/ja
Publication of IT8620122A1 publication Critical patent/IT8620122A1/it
Application granted granted Critical
Publication of IT1190318B publication Critical patent/IT1190318B/it
Priority to US07/426,531 priority patent/US5068429A/en
Priority to GR90400379T priority patent/GR3000997T3/el

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT20122/86A 1986-04-17 1986-04-17 Procedimento di purificazione della diamide dell'acido ossalico IT1190318B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT20122/86A IT1190318B (it) 1986-04-17 1986-04-17 Procedimento di purificazione della diamide dell'acido ossalico
AT87104676T ATE56947T1 (de) 1986-04-17 1987-03-30 Verfahren zur reinigung von oxalsaeurediamid.
EP87104676A EP0245632B1 (en) 1986-04-17 1987-03-30 Method of purification of the oxalic acid diamide
DE8787104676T DE3765169D1 (de) 1986-04-17 1987-03-30 Verfahren zur reinigung von oxalsaeurediamid.
ES87104676T ES2018795B3 (es) 1986-04-17 1987-03-30 Metodo de purificacion de diamida del acido oxalico.
JP62087211A JPH07108888B2 (ja) 1986-04-17 1987-04-10 オキサミドの精製法
US07/426,531 US5068429A (en) 1986-04-17 1989-10-24 Method of purification of the oxalic acid diamide
GR90400379T GR3000997T3 (en) 1986-04-17 1990-10-30 Method of purification of the oxalic acid diamide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20122/86A IT1190318B (it) 1986-04-17 1986-04-17 Procedimento di purificazione della diamide dell'acido ossalico

Publications (3)

Publication Number Publication Date
IT8620122A0 true IT8620122A0 (it) 1986-04-17
IT8620122A1 IT8620122A1 (it) 1987-10-17
IT1190318B IT1190318B (it) 1988-02-16

Family

ID=11163986

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20122/86A IT1190318B (it) 1986-04-17 1986-04-17 Procedimento di purificazione della diamide dell'acido ossalico

Country Status (8)

Country Link
US (1) US5068429A (it)
EP (1) EP0245632B1 (it)
JP (1) JPH07108888B2 (it)
AT (1) ATE56947T1 (it)
DE (1) DE3765169D1 (it)
ES (1) ES2018795B3 (it)
GR (1) GR3000997T3 (it)
IT (1) IT1190318B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3618816A1 (de) * 1986-06-04 1987-12-10 Hoechst Ag Verfahren zur verringerung des kupfersalzgehalts in oxamid
US11230241B2 (en) 2013-04-10 2022-01-25 Holt Sales and Service, Inc. Quick release grill guard and associated systems and methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3776957A (en) * 1972-05-15 1973-12-04 Nalco Chemical Co Method for removing copper from aqueous solutions of acrylamide
US3838102A (en) * 1972-12-29 1974-09-24 Gen Electric Removal of metallic catalyst residue from polyphenylene ethers
IL44209A (en) * 1973-02-23 1977-03-31 Hoechst Ag Process for the preparation of oxamide
DE2403120C2 (de) * 1974-01-23 1982-08-19 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Oxamid
DE2423538A1 (de) * 1974-05-15 1975-11-27 Hoechst Ag Verfahren zur herstellung von oxamid
DE2427269C2 (de) * 1974-06-06 1982-12-02 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Oxamid
JPS5721187B2 (it) * 1974-09-06 1982-05-06
JPS5936647A (ja) * 1982-08-24 1984-02-28 Asahi Chem Ind Co Ltd オキサミドを製造する方法
JPS5939858A (ja) * 1982-08-27 1984-03-05 Asahi Chem Ind Co Ltd オキサミドの製法

Also Published As

Publication number Publication date
EP0245632A3 (en) 1988-05-25
JPH07108888B2 (ja) 1995-11-22
EP0245632A2 (en) 1987-11-19
IT8620122A1 (it) 1987-10-17
IT1190318B (it) 1988-02-16
DE3765169D1 (de) 1990-10-31
US5068429A (en) 1991-11-26
ATE56947T1 (de) 1990-10-15
ES2018795B3 (es) 1991-05-16
JPS62249957A (ja) 1987-10-30
GR3000997T3 (en) 1991-12-10
EP0245632B1 (en) 1990-09-26

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940414