ID17665A - Pemurnian asam akrilat gubal dengan pengkristalan - Google Patents

Pemurnian asam akrilat gubal dengan pengkristalan

Info

Publication number
ID17665A
ID17665A IDP972392A ID972392A ID17665A ID 17665 A ID17665 A ID 17665A ID P972392 A IDP972392 A ID P972392A ID 972392 A ID972392 A ID 972392A ID 17665 A ID17665 A ID 17665A
Authority
ID
Indonesia
Prior art keywords
crystaling
acrylic acid
acid purification
pure acrylic
pure
Prior art date
Application number
IDP972392A
Other languages
English (en)
Indonesian (id)
Inventor
Klaus Lehnert
Klaus Joachim Muller Engel
Bernd Eck
Gerhard Nestler
Original Assignee
Basf Ag
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 Ag filed Critical Basf Ag
Publication of ID17665A publication Critical patent/ID17665A/id

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03—Monocarboxylic acids
    • C07C57/04—Acrylic acid; Methacrylic acid
    • 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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
IDP972392A 1996-07-10 1997-07-10 Pemurnian asam akrilat gubal dengan pengkristalan ID17665A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19627679A DE19627679A1 (de) 1996-07-10 1996-07-10 Verfahren zur Reinigung von Roh-Acrylsäure durch Kristallisation

Publications (1)

Publication Number Publication Date
ID17665A true ID17665A (id) 1998-01-15

Family

ID=7799366

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP972392A ID17665A (id) 1996-07-10 1997-07-10 Pemurnian asam akrilat gubal dengan pengkristalan

Country Status (15)

Country Link
US (1) US6063959A (ko)
EP (1) EP0912486B1 (ko)
JP (1) JP2000514069A (ko)
KR (1) KR100502603B1 (ko)
CN (1) CN1072203C (ko)
AU (1) AU3344097A (ko)
BR (1) BR9710217A (ko)
CA (1) CA2250806A1 (ko)
CZ (1) CZ5099A3 (ko)
DE (2) DE19627679A1 (ko)
ID (1) ID17665A (ko)
MX (1) MX203355B (ko)
MY (1) MY116928A (ko)
TW (1) TW427972B (ko)
WO (1) WO1998001414A1 (ko)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19904820A1 (de) 1999-02-05 2000-08-10 Stockhausen Chem Fab Gmbh Verfahren und Vorrichtung zur Reinigung von Stoffen mittels Kristallisation
DE10003498A1 (de) * 2000-01-27 2001-08-02 Basf Ag Reinigungsverfahren für (Meth)acrylsäure
BR0109929B1 (pt) * 2000-04-11 2012-08-07 processo para a purificaÇço de uma massa fundida de Ácido acrÍlico bruto.
DE10122788A1 (de) * 2001-05-10 2002-06-06 Basf Ag Verfahren der kristallisativen Reinigung einer Roh-Schmelze wenigstens eines Monomeren
DE10257449A1 (de) * 2002-12-09 2003-11-06 Basf Ag Verfahren zur Herstellung geruchsarmer Hydrogel-bildender Polymerisate
DE10347664A1 (de) 2003-10-09 2004-12-02 Basf Ag Verfahren der rektifikativen Auftrennung einer Acrylsäure enthaltenden Flüssigkeit
JP2005247731A (ja) * 2004-03-03 2005-09-15 Mitsubishi Chemicals Corp （メタ）アクリル酸組成物及びその製造方法
US7705181B2 (en) * 2005-03-01 2010-04-27 Basf Akiengesellschaft Process for removing methacrylic acid from liquid phase comprising acrylic acid as a main constituent and target product, and methacrylic acid as a secondary component
US7601866B2 (en) 2005-03-01 2009-10-13 Basf Aktiengesellschaft Process for removing methacrolein from liquid phase comprising acrylic acid as a main constituent and target product, and methacrolein as a secondary component
BE1018537A3 (fr) 2007-09-13 2011-03-01 Basf Se Procede d'exploitation d'une separation en continu d'un produit cible x sous la forme d'un cristallisat finement divise.
DE102007043759A1 (de) 2007-09-13 2008-09-11 Basf Se Verfahren zum Betreiben einer kontinuierlichen Abtrennung eines Zielproduktes X in Form von feinteiligem Kristallisat
US8430882B2 (en) 2007-09-13 2013-04-30 Transcorp, Inc. Transcorporeal spinal decompression and repair systems and related methods
DE102007043758A1 (de) 2007-09-13 2008-10-23 Basf Se Verfahren zum Betreiben einer kontinuierlichen Abtrennung eines Zielproduktes X in Form von feinteiligem Kristallisat des Zielproduktes X
DE102007043748A1 (de) 2007-09-13 2008-09-11 Basf Se Verfahren zur kontinuierlichen Abtrennung eines Zielproduktes X in Form von feinteiligem Kristallisat
DE102008041573A1 (de) 2008-08-26 2010-03-04 Basf Se Verfahren zur Auftrennung von in einem Produktgasgemisch einer partiellen heterogen katalysierten Gasphasenoxidation einer C3-Vorläuferverbindung der Acrylsäure als Hauptbestandteil enhaltener Acrylsäure und als Nebenprodukt enthaltenem Glyoxal
DE102008040799A1 (de) 2008-07-28 2008-12-11 Basf Se Verfahren zur Auftrennung von in einem Produktgasgemisch einer partiellen heterogen katalysierten Gasphasenoxidation einer C3-Vorläuferverbindung der Acrylsäure als Hauptbestandteil enthaltener Acrylsäure und als Nebenprodukt enthaltenem Glyoxal
JP2011529094A (ja) 2008-07-28 2011-12-01 ビーエーエスエフ ソシエタス・ヨーロピア アクリル酸のｃ３前駆体化合物のガス状生成混合物から主生成物として含有されるアクリル酸および副生成物として含有されるグリオキサールを分離する方法
US8292863B2 (en) 2009-10-21 2012-10-23 Donoho Christopher D Disposable diaper with pouches
DE102010042216A1 (de) 2010-10-08 2011-06-09 Basf Se Verfahren zur Hemmung der unerwünschten radikalischen Polymerisation von in einer flüssigen Phase P befindlicher Acrylsäure
DE102012201913A1 (de) * 2012-02-09 2013-08-14 Tesa Se Haftklebebänder auf Basis biobasierter Monomere
EP3012244A1 (en) 2014-10-24 2016-04-27 Sulzer Chemtech AG Process and apparatus for purification of acrylic acid
CN112469686B (zh) 2018-07-26 2024-04-05 巴斯夫欧洲公司 抑制液相p中存在的丙烯酸的不想要的自由基聚合的方法
US20230132285A1 (en) 2020-03-26 2023-04-27 Basf Se Process for inhibiting the undesired free-radical polymerization of acrylic acid present in a liquid phase p

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE786398A (fr) * 1971-07-21 1973-01-18 Basf Ag Procede de preparation de l'acide acrylique anhydre
DE3721865A1 (de) * 1987-07-02 1989-01-12 Basf Ag Verfahren zur herstellung von methacrylsaeure
TW305830B (ko) * 1993-03-26 1997-05-21 Sulzer Chemtech Ag
DE4335172A1 (de) * 1993-10-15 1995-04-20 Basf Ag Verfahren zur Reinigung von Roh-(Meth)acrylsäure

Also Published As

Publication number Publication date
MY116928A (en) 2004-04-30
WO1998001414A1 (de) 1998-01-15
US6063959A (en) 2000-05-16
JP2000514069A (ja) 2000-10-24
EP0912486B1 (de) 2000-10-25
TW427972B (en) 2001-04-01
MX203355B (es) 2001-07-30
KR100502603B1 (ko) 2005-07-21
CN1216975A (zh) 1999-05-19
KR20000023681A (ko) 2000-04-25
CN1072203C (zh) 2001-10-03
BR9710217A (pt) 1999-08-10
AU3344097A (en) 1998-02-02
CA2250806A1 (en) 1998-01-15
CZ5099A3 (cs) 1999-05-12
MX9809574A (es) 1999-03-31
DE59702539D1 (de) 2000-11-30
DE19627679A1 (de) 1998-01-15
EP0912486A1 (de) 1999-05-06

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