SG11201507558XA - Process for purifying (meth)acrylic acid - Google Patents

Process for purifying (meth)acrylic acid

Info

Publication number
SG11201507558XA
SG11201507558XA SG11201507558XA SG11201507558XA SG11201507558XA SG 11201507558X A SG11201507558X A SG 11201507558XA SG 11201507558X A SG11201507558X A SG 11201507558XA SG 11201507558X A SG11201507558X A SG 11201507558XA SG 11201507558X A SG11201507558X A SG 11201507558XA
Authority
SG
Singapore
Prior art keywords
meth
purifying
acrylic acid
acrylic
acid
Prior art date
Application number
SG11201507558XA
Inventor
Alan E Sopchik
Stephen T Cohn
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Publication of SG11201507558XA publication Critical patent/SG11201507558XA/en

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)
SG11201507558XA 2013-03-15 2014-03-07 Process for purifying (meth)acrylic acid SG11201507558XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361789395P 2013-03-15 2013-03-15
PCT/US2014/021657 WO2014149967A1 (en) 2013-03-15 2014-03-07 Process for purifying (meth)acrylic acid

Publications (1)

Publication Number Publication Date
SG11201507558XA true SG11201507558XA (en) 2015-10-29

Family

ID=50391459

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201507558XA SG11201507558XA (en) 2013-03-15 2014-03-07 Process for purifying (meth)acrylic acid

Country Status (6)

Country Link
US (1) US9517999B2 (en)
EP (1) EP2970084B1 (en)
CN (1) CN105026355A (en)
BR (1) BR112015019365A2 (en)
SG (1) SG11201507558XA (en)
WO (1) WO2014149967A1 (en)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725208A (en) 1971-08-20 1973-04-03 Nippon Kayaku Kk Process for purification of acrylic acid from aldehydes by distillation with a reagent
CA962698A (en) 1972-01-31 1975-02-11 The Standard Oil Company Process for purification of acrylic acid
DE2235326A1 (en) 1972-07-19 1974-02-07 Degussa METHOD FOR CLEANING UP 1,2-UNSATATULATED CARBONIC ACIDS
JPS5014A (en) 1973-04-28 1975-01-06
JPS5788143A (en) 1980-11-19 1982-06-01 Mitsubishi Petrochem Co Ltd Purification of acrylic acid
JPS606635A (en) 1983-06-24 1985-01-14 Mitsubishi Petrochem Co Ltd Purification of 1,2-unsaturated carboxylic acid and/or its ester
EP0169254B1 (en) 1984-07-21 1987-11-11 Mitsubishi Petrochemical Co., Ltd. Process for purification of 1,2-unsaturated carboxylic acids and/or esters thereof
DE3641996A1 (en) 1986-12-09 1988-06-16 Basf Ag METHOD FOR SEPARATING ALDEHYDES FROM (ALPHA), (BETA) -OLEFINICALLY UNSATURATED CARBONIC ACIDS
GB9122109D0 (en) 1991-10-17 1991-11-27 Smithkline Beecham Plc Beverages
US5208370A (en) 1992-04-22 1993-05-04 Rohm And Haas Co. Method of reducing impurities in aqueous acrylic monomer solutions
US5759358A (en) 1994-05-31 1998-06-02 Rohm And Haas Company Process for pure grade acrylic acid
US5571386A (en) 1994-05-31 1996-11-05 Rohm And Haas Company Process for grade acrylic acid
US5606094A (en) 1995-01-10 1997-02-25 Baker Hughes Incorporated Acrolein scavengers
DE10064085A1 (en) 2000-12-21 2002-07-04 Consortium Elektrochem Ind Process for the removal of free aldehydes
WO2005044772A1 (en) * 2003-11-11 2005-05-19 Mitsubishi Chemical Corporation Method for producing purified (meth)acrylic acid
WO2008033687A2 (en) 2006-09-15 2008-03-20 Dow Global Technologies Inc. Process for producing acrylic acid
JP5468530B2 (en) * 2010-12-08 2014-04-09 幸雄 柳沢 Aldehyde remover

Also Published As

Publication number Publication date
EP2970084A1 (en) 2016-01-20
US20150368177A1 (en) 2015-12-24
US9517999B2 (en) 2016-12-13
EP2970084B1 (en) 2017-10-18
CN105026355A (en) 2015-11-04
BR112015019365A2 (en) 2017-07-18
WO2014149967A1 (en) 2014-09-25

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