SG77092A1 - Process for producing pure grade acrylic acid - Google Patents
Process for producing pure grade acrylic acidInfo
- Publication number
- SG77092A1 SG77092A1 SG1995001925A SG1995001925A SG77092A1 SG 77092 A1 SG77092 A1 SG 77092A1 SG 1995001925 A SG1995001925 A SG 1995001925A SG 1995001925 A SG1995001925 A SG 1995001925A SG 77092 A1 SG77092 A1 SG 77092A1
- Authority
- SG
- Singapore
- Prior art keywords
- acrylic acid
- producing pure
- pure grade
- grade acrylic
- producing
- Prior art date
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
-
- 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
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- 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
- C07C51/50—Use of additives, e.g. for stabilisation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/09—Plural feed
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/22—Accessories
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/537,368 US5759358A (en) | 1994-05-31 | 1995-10-27 | Process for pure grade acrylic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
SG77092A1 true SG77092A1 (en) | 2000-12-19 |
Family
ID=24142358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1995001925A SG77092A1 (en) | 1995-10-27 | 1995-11-25 | Process for producing pure grade acrylic acid |
Country Status (14)
Country | Link |
---|---|
US (1) | US5759358A (ja) |
EP (1) | EP0770592B1 (ja) |
JP (1) | JP3835843B2 (ja) |
KR (1) | KR100368892B1 (ja) |
CN (1) | CN1149573A (ja) |
BR (1) | BR9505564A (ja) |
CA (1) | CA2162547A1 (ja) |
CZ (2) | CZ289086B6 (ja) |
DE (1) | DE69518082T2 (ja) |
ES (1) | ES2149930T3 (ja) |
MX (1) | MX9504877A (ja) |
RU (1) | RU2154626C2 (ja) |
SG (1) | SG77092A1 (ja) |
TW (1) | TW349084B (ja) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2753445B1 (fr) * | 1996-09-16 | 1998-10-30 | Atochem Elf Sa | Procede perfectionne de purification de l'acide acrylique |
US6180827B1 (en) | 1998-02-03 | 2001-01-30 | Hfm International, Inc. | Recovery of acrylic acid from process or waste water streams |
DE19814449A1 (de) * | 1998-03-31 | 1999-10-07 | Basf Ag | Verfahren zur Herstellung von (Meth)acrylsäure und (Meth)acrylsäureestern |
US6074532A (en) * | 1998-11-05 | 2000-06-13 | Nalco/Exxon Energy Chemicals, L.P. | Adjunct for removal of aldehydes from chemical manufacturing production streams during distillative purification |
JP2001151725A (ja) * | 1999-11-22 | 2001-06-05 | Nippon Shokubai Co Ltd | アルデヒド処理剤混合装置およびアクリル酸の精製方法 |
JP4361995B2 (ja) * | 1999-12-22 | 2009-11-11 | 株式会社日本触媒 | アクリル酸の精製方法 |
US6927268B2 (en) * | 2000-06-21 | 2005-08-09 | Nippon Shokubai Co., Ltd. | Production process for water-absorbent resin |
DE10138150A1 (de) * | 2001-08-03 | 2003-02-13 | Basf Ag | Verfahren zur Herstellung wasserabsorbierender Harze |
CN1297454C (zh) * | 2001-11-07 | 2007-01-31 | 三菱化学株式会社 | 贮存易于聚合的化合物的储罐及贮存的方法 |
EP1456258B1 (en) * | 2001-12-19 | 2009-04-01 | Nippon Shokubai Co., Ltd. | Water-absorbent resin and production process therefor |
US20030150705A1 (en) * | 2002-01-08 | 2003-08-14 | Deshpande Sanjeev D. | Acrylic acid recovery utilizing ethyl acrylate and selected co-solvents |
US20040222154A1 (en) * | 2003-05-08 | 2004-11-11 | E.I.Du Pont De Nemours & Company | Treatment of non-aqueous aldehyde waste streams |
CN100450992C (zh) * | 2003-11-11 | 2009-01-14 | 三菱化学株式会社 | 生产纯化(甲基)丙烯酸的方法 |
US7393976B2 (en) * | 2003-11-26 | 2008-07-01 | Rohm And Haas Company | Process for manufacturing reduced water content (meth)acrylic acid |
DE102004034316B4 (de) * | 2004-07-15 | 2015-07-16 | Evonik Degussa Gmbh | Ein Verfahren zur Herstellung von (Meth)Acrylsäure |
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 |
US8481664B2 (en) * | 2005-04-12 | 2013-07-09 | Nippon Shokubai Co., Ltd. | Particulate water absorbing agent including polyacrylic acid (polyacrylate) based water absorbing resin as a principal component, method for production thereof, water-absorbent core and absorbing article in which the particulate water absorbing agent is used |
DE102006062258A1 (de) * | 2006-12-22 | 2008-06-26 | Basf Se | Verfahren zum Übertragen von Wärme auf ein wenigstens ein (Meth)acrylmonomeres enthaltendes flüssiges Gemsich |
KR101861855B1 (ko) | 2008-07-28 | 2018-05-28 | 바스프 에스이 | 탄소원자 수가 3개인 아크릴산의 전구체 화합물의 기체상 생성물 혼합물로부터 주성분으로서 함유된 아크릴산과 부산물로서 함유된 글리옥살을 분리시키는 방법 |
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 |
WO2011000808A2 (de) | 2009-07-01 | 2011-01-06 | Basf Se | Verfahren der abtrennung von acrylsäure aus dem produktgasgemisch einer heterogen katalysierten partiellen gasphasenoxidation wenigstens einer c3-vorläuferverbindung |
DE102010001228A1 (de) | 2010-01-26 | 2011-02-17 | Basf Se | Verfahren der Abtrennung von Acrylsäure aus dem Produktgasgemisch einer heterogen katalysierten partiellen Gasphasenoxidation wenigstens einer C3-Vorläuferverbindung |
DE102009027401A1 (de) | 2009-07-01 | 2010-02-18 | Basf Se | Verfahren der Abtrennung von Acrylsäure aus dem Produktgasgemisch einer heterogen katalysierten partiellen Gasphasenoxidation wenigstens einer C3-Vorläuferverbindung |
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 |
CN105026355A (zh) | 2013-03-15 | 2015-11-04 | 罗门哈斯公司 | 纯化(甲基)丙烯酸的方法 |
CN103819331B (zh) * | 2014-02-28 | 2015-08-05 | 山东易达利化工有限公司 | 一种甲基丙烯酸的脱色和提纯方法 |
US9776940B2 (en) | 2015-08-07 | 2017-10-03 | Basf Se | Process for production of acrylic acid |
FR3041958B1 (fr) | 2015-10-06 | 2019-06-14 | Arkema France | Procede ameliore de production d’acide (meth)acrylique de grade polymere |
JP7384519B2 (ja) | 2018-07-26 | 2023-11-21 | ベーアーエスエフ・エスエー | 液相pに存在するアクリル酸の望ましくないラジカル重合を抑制するための方法 |
EP4126808A1 (de) | 2020-03-26 | 2023-02-08 | Basf Se | Verfahren zur hemmung der unerwünschten radikalischen polymerisation von in einer flüssigen phase p befindlicher acrylsäure |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1307582A (en) * | 1969-06-10 | 1973-02-21 | Rohm & Haas | Inhibition of polymerization of acrylic acids |
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 (de) * | 1972-07-19 | 1974-02-07 | Degussa | Verfahren zur reinigung 1,2-ungesaettigter carbonsaeuren |
IT1037919B (it) * | 1975-05-07 | 1979-11-20 | Montedison Spa | Procedimento per inibire la poli merizzazione dell acido acrilico |
JPS5223017A (en) * | 1975-08-13 | 1977-02-21 | Toagosei Chem Ind Co Ltd | Process for purification of (meth) acrylic acid or its esters |
DE3641996A1 (de) * | 1986-12-09 | 1988-06-16 | Basf Ag | Verfahren zum abtrennen von aldehyden aus (alpha),(beta)-olefinisch ungesaettigten carbonsaeuren |
JPS63312191A (ja) * | 1987-06-15 | 1988-12-20 | Ricoh Co Ltd | 感熱記録型平版印刷原版 |
JPS6424459A (en) * | 1987-07-20 | 1989-01-26 | Nec Corp | Semiconductor element of mis structure and manufacture thereof |
US5208370A (en) * | 1992-04-22 | 1993-05-04 | Rohm And Haas Co. | Method of reducing impurities in aqueous acrylic monomer solutions |
US5571386A (en) * | 1994-05-31 | 1996-11-05 | Rohm And Haas Company | Process for grade acrylic acid |
-
1995
- 1995-10-27 US US08/537,368 patent/US5759358A/en not_active Expired - Fee Related
- 1995-11-09 CA CA002162547A patent/CA2162547A1/en not_active Abandoned
- 1995-11-22 ES ES95308363T patent/ES2149930T3/es not_active Expired - Lifetime
- 1995-11-22 DE DE69518082T patent/DE69518082T2/de not_active Expired - Fee Related
- 1995-11-22 EP EP95308363A patent/EP0770592B1/en not_active Expired - Lifetime
- 1995-11-23 KR KR1019950043123A patent/KR100368892B1/ko not_active IP Right Cessation
- 1995-11-23 MX MX9504877A patent/MX9504877A/es not_active IP Right Cessation
- 1995-11-25 SG SG1995001925A patent/SG77092A1/en unknown
- 1995-11-27 CZ CZ19953138A patent/CZ289086B6/cs not_active IP Right Cessation
- 1995-11-28 JP JP33120895A patent/JP3835843B2/ja not_active Expired - Fee Related
- 1995-11-29 RU RU95120214/04A patent/RU2154626C2/ru active
- 1995-11-29 BR BR9505564A patent/BR9505564A/pt not_active IP Right Cessation
- 1995-11-29 CN CN95118098A patent/CN1149573A/zh active Pending
-
1996
- 1996-02-29 TW TW085102375A patent/TW349084B/zh not_active IP Right Cessation
-
2000
- 2000-11-20 CZ CZ20004309A patent/CZ289185B6/cs not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0770592A1 (en) | 1997-05-02 |
JP3835843B2 (ja) | 2006-10-18 |
ES2149930T3 (es) | 2000-11-16 |
CA2162547A1 (en) | 1997-04-28 |
JPH09124546A (ja) | 1997-05-13 |
DE69518082D1 (de) | 2000-08-24 |
TW349084B (en) | 1999-01-01 |
CZ289185B6 (cs) | 2001-11-14 |
US5759358A (en) | 1998-06-02 |
CZ289086B6 (cs) | 2001-10-17 |
RU2154626C2 (ru) | 2000-08-20 |
KR970021052A (ko) | 1997-05-28 |
BR9505564A (pt) | 1997-11-04 |
MX193071B (ja) | 1999-08-18 |
DE69518082T2 (de) | 2000-12-14 |
CN1149573A (zh) | 1997-05-14 |
EP0770592B1 (en) | 2000-07-19 |
CZ313895A3 (cs) | 1998-05-13 |
MX9504877A (es) | 1997-04-30 |
KR100368892B1 (ko) | 2003-06-11 |
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