WO2008012231A3 - Use of 1,5-dimethylpyrrolidone - Google Patents

Use of 1,5-dimethylpyrrolidone Download PDF

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Publication number
WO2008012231A3
WO2008012231A3 PCT/EP2007/057347 EP2007057347W WO2008012231A3 WO 2008012231 A3 WO2008012231 A3 WO 2008012231A3 EP 2007057347 W EP2007057347 W EP 2007057347W WO 2008012231 A3 WO2008012231 A3 WO 2008012231A3
Authority
WO
WIPO (PCT)
Prior art keywords
dimethylpyrrolidone
degreaser
extractant
nmp
dispersant
Prior art date
Application number
PCT/EP2007/057347
Other languages
German (de)
French (fr)
Other versions
WO2008012231A2 (en
Inventor
Tobias Wabnitz
Rolf Pinkos
Karl Ott
Original Assignee
Basf Se
Tobias Wabnitz
Rolf Pinkos
Karl Ott
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 Basf Se, Tobias Wabnitz, Rolf Pinkos, Karl Ott filed Critical Basf Se
Publication of WO2008012231A2 publication Critical patent/WO2008012231A2/en
Publication of WO2008012231A3 publication Critical patent/WO2008012231A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/263—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
    • C07D207/267—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Pyrrole Compounds (AREA)

Abstract

The use of 1,5-dimethylpyrrolidone as a solvent, diluent, extractant, detergent, degreaser, absorbent and/or dispersant, especially as a partial or complete replacement for N-methyl-2-pyrrolidone (NMP), chlorinated hydrocarbons and/or ethers.
PCT/EP2007/057347 2006-07-27 2007-07-17 Use of 1,5-dimethylpyrrolidone WO2008012231A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06117926 2006-07-27
EP06117926.3 2006-07-27

Publications (2)

Publication Number Publication Date
WO2008012231A2 WO2008012231A2 (en) 2008-01-31
WO2008012231A3 true WO2008012231A3 (en) 2008-09-18

Family

ID=38825012

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/057347 WO2008012231A2 (en) 2006-07-27 2007-07-17 Use of 1,5-dimethylpyrrolidone

Country Status (1)

Country Link
WO (1) WO2008012231A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8129577B2 (en) 2008-09-16 2012-03-06 Air Products And Chemicals, Inc. Process and system for providing acetylene
EP2440593A1 (en) * 2009-06-10 2012-04-18 Basf Se Novel solvents for the production of polyutherane dispersions
US20160208097A1 (en) 2015-01-15 2016-07-21 Rohm And Haas Electronic Materials Llc Polyimide compositions and methods

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756218A (en) * 1953-10-09 1956-07-24 Chemstrand Corp Solutions of acrylonitrile polymers in 1, 5-dimethylpyrrolidone-2
DE1444952A1 (en) * 1961-03-18 1968-11-21 Metallgesellschaft Ag Process for the complete washing out of acidic components from gas mixtures
DE1494809A1 (en) * 1966-10-25 1969-06-19 Metallgesellschaft Ag Process for leaching carbon dioxide from sulfur-free fuel gases or synthesis gases
US3600454A (en) * 1968-10-14 1971-08-17 Ici Ltd Gas-liquid contacting using silicone antifoaming agent in butadiene extraction
US3738086A (en) * 1969-10-30 1973-06-12 Gaf Corp Process for using n-alkyl lactams for stripping sulfur dioxide from gas streams
EP0013177A1 (en) * 1978-12-27 1980-07-09 Exxon Research And Engineering Company Use of hot N-methyl-2-pyrrolidone (NMP) from solvent extraction operation to supply heat to strip H2S from NMP-scrubbing solution
EP0260644A1 (en) * 1986-09-16 1988-03-23 BASF Aktiengesellschaft Process for the manufacture of alpha-pyrrolidones and their imines
WO2002046344A1 (en) * 2000-12-07 2002-06-13 Ashland Inc. Method for cleaning etcher parts
WO2003054286A1 (en) * 2001-12-20 2003-07-03 Tex-A-Tec Ag Method and apparatus for electro-catalytical hydrogenation of vat dyes and sulphide dyes

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756218A (en) * 1953-10-09 1956-07-24 Chemstrand Corp Solutions of acrylonitrile polymers in 1, 5-dimethylpyrrolidone-2
DE1444952A1 (en) * 1961-03-18 1968-11-21 Metallgesellschaft Ag Process for the complete washing out of acidic components from gas mixtures
DE1494809A1 (en) * 1966-10-25 1969-06-19 Metallgesellschaft Ag Process for leaching carbon dioxide from sulfur-free fuel gases or synthesis gases
US3600454A (en) * 1968-10-14 1971-08-17 Ici Ltd Gas-liquid contacting using silicone antifoaming agent in butadiene extraction
US3738086A (en) * 1969-10-30 1973-06-12 Gaf Corp Process for using n-alkyl lactams for stripping sulfur dioxide from gas streams
EP0013177A1 (en) * 1978-12-27 1980-07-09 Exxon Research And Engineering Company Use of hot N-methyl-2-pyrrolidone (NMP) from solvent extraction operation to supply heat to strip H2S from NMP-scrubbing solution
EP0260644A1 (en) * 1986-09-16 1988-03-23 BASF Aktiengesellschaft Process for the manufacture of alpha-pyrrolidones and their imines
WO2002046344A1 (en) * 2000-12-07 2002-06-13 Ashland Inc. Method for cleaning etcher parts
WO2003054286A1 (en) * 2001-12-20 2003-07-03 Tex-A-Tec Ag Method and apparatus for electro-catalytical hydrogenation of vat dyes and sulphide dyes

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
IND. ENG. CHEM. RES., SUPPLEMENTAL INFORMATION APPENDIX E, PAGES 274-416, 2005, XP002473017 *
MICHAEL J. LAZZARONI, DAVID BUSH, CHARLES A. ECKERT: "Revision of MOSCED parameters and extension to solid solubility calculations", IND. ENG. CHEM. RES., vol. 44, 2005, pages 4075 - 4083, XP002463277 *

Also Published As

Publication number Publication date
WO2008012231A2 (en) 2008-01-31

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