ID19974A - Metode untuk mendapatkan kembali asam akrilat - Google Patents

Metode untuk mendapatkan kembali asam akrilat

Info

Publication number
ID19974A
ID19974A IDP980295A ID980295A ID19974A ID 19974 A ID19974 A ID 19974A ID P980295 A IDP980295 A ID P980295A ID 980295 A ID980295 A ID 980295A ID 19974 A ID19974 A ID 19974A
Authority
ID
Indonesia
Prior art keywords
acrylic acid
acid back
acrylic
acid
Prior art date
Application number
IDP980295A
Other languages
English (en)
Indonesian (id)
Inventor
Kazuhiko Sakamoto
Fumio Shibusawa
Sei Nakahara
Takahiro Takeda
Masatoshi Ueoka
Original Assignee
Nippon Catalytic Chem Ind
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
Priority claimed from JP04614797A external-priority patent/JP3937495B2/ja
Priority claimed from JP11734797A external-priority patent/JP3880128B2/ja
Application filed by Nippon Catalytic Chem Ind filed Critical Nippon Catalytic Chem Ind
Publication of ID19974A publication Critical patent/ID19974A/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
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • 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
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IDP980295A 1997-02-28 1998-02-27 Metode untuk mendapatkan kembali asam akrilat ID19974A (id)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP04614797A JP3937495B2 (ja) 1997-02-28 1997-02-28 アクリル酸の回収方法
JP11734797A JP3880128B2 (ja) 1997-05-08 1997-05-08 アクリル酸の回収方法

Publications (1)

Publication Number Publication Date
ID19974A true ID19974A (id) 1998-09-03

Family

ID=26386267

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP980295A ID19974A (id) 1997-02-28 1998-02-27 Metode untuk mendapatkan kembali asam akrilat

Country Status (5)

Country Link
US (1) US6084127A (fr)
EP (1) EP0861820B1 (fr)
KR (1) KR100375780B1 (fr)
DE (1) DE69806074T2 (fr)
ID (1) ID19974A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3938646B2 (ja) 2000-01-14 2007-06-27 株式会社日本触媒 アクリル酸の製造方法
US6737546B2 (en) * 2001-11-13 2004-05-18 Lurgi Ag Extraction process for recovery of acrylic acid
ATE391116T1 (de) 2001-12-14 2008-04-15 Stockhausen Chem Fab Gmbh Verfahren zur herstellung von acrylsäure
US20030150705A1 (en) * 2002-01-08 2003-08-14 Deshpande Sanjeev D. Acrylic acid recovery utilizing ethyl acrylate and selected co-solvents
JP3905810B2 (ja) 2002-09-03 2007-04-18 株式会社日本触媒 アクリル酸製造プロセスにおける重合防止方法
US20040104108A1 (en) * 2002-12-03 2004-06-03 Mason Robert Michael High capacity purification of thermally unstable compounds
WO2005007609A1 (fr) 2003-07-11 2005-01-27 Basf Aktiengesellschaft Procede de separation thermique destine a la separation d'au moins un flux de substances enrichi en (meth)acrylmonomeres
US9517997B2 (en) 2012-08-03 2016-12-13 Lg Chem, Ltd. Process for continuous recovering (meth)acrylic acid and apparatus for the process
WO2014021560A1 (fr) * 2012-08-03 2014-02-06 주식회사 엘지화학 Procédé de récupération en continu du (méth)acrylate, et appareil de récupération associé
KR20160009598A (ko) 2013-05-20 2016-01-26 사우디 베이식 인더스트리즈 코포레이션 아세트산 및 아크릴산의 정제 방법
KR101628287B1 (ko) 2013-07-22 2016-06-08 주식회사 엘지화학 (메트)아크릴산의 연속 회수 방법 및 장치
KR102079775B1 (ko) 2016-11-25 2020-02-20 주식회사 엘지화학 (메트)아크릴산의 연속 회수 방법 및 장치
KR102080287B1 (ko) * 2016-12-06 2020-02-21 주식회사 엘지화학 (메트)아크릴산의 회수 방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1359885A (fr) * 1963-03-21 1964-04-30 Electrochimie Soc Procédé de fabrication d'acide acrylique glacial
US3433831A (en) * 1965-06-30 1969-03-18 Asahi Chemical Ind Separation and purification of acrylic acid from acetic acid by solvent extraction and azeotropic distillation with a two component solvent-entrainer system
US3666632A (en) * 1968-10-08 1972-05-30 Asahi Chemical Ind Method for the separation of acrylic acid from aqueous solution containing acrylic acid and acetic acid
NL7807420A (nl) * 1977-07-22 1979-01-24 Mitsubishi Chem Ind Werkwijze voor het afscheiden van methacrylzuur uit een mengsel, dat water, methanol, methacrylzuur en methylmethacrylaat bevat.
JPH0624204B2 (ja) * 1990-02-26 1994-03-30 川崎製鉄株式会社 半導体装置の製造方法
TW295580B (fr) * 1992-01-09 1997-01-11 Nippon Catalytic Chem Ind
JPH089567B2 (ja) * 1992-01-09 1996-01-31 株式会社日本触媒 アクリル酸製造においてアクリル酸を高純度に精製する方法
JPH0615496A (ja) * 1992-07-02 1994-01-25 Janome Sewing Mach Co Ltd 電動プレス
JPH06310691A (ja) * 1993-04-23 1994-11-04 Kawasaki Steel Corp 半導体装置

Also Published As

Publication number Publication date
DE69806074D1 (de) 2002-07-25
EP0861820A3 (fr) 1998-10-21
EP0861820A2 (fr) 1998-09-02
US6084127A (en) 2000-07-04
DE69806074T2 (de) 2002-11-14
KR100375780B1 (ko) 2003-08-19
EP0861820B1 (fr) 2002-06-19
KR19980071856A (ko) 1998-10-26

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