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ID20500A - Metoda untuk memperoleh asam akrilat - Google Patents

Metoda untuk memperoleh asam akrilat

Info

Publication number
ID20500A
ID20500A IDP980917A ID980917A ID20500A ID 20500 A ID20500 A ID 20500A ID P980917 A IDP980917 A ID P980917A ID 980917 A ID980917 A ID 980917A ID 20500 A ID20500 A ID 20500A
Authority
ID
Indonesia
Prior art keywords
acquiring
methods
acrylic acid
acrylic
acid
Prior art date
Application number
IDP980917A
Other languages
English (en)
Inventor
Masahiro Uemura
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
Application filed by Nippon Catalytic Chem Ind filed Critical Nippon Catalytic Chem Ind
Publication of ID20500A publication Critical patent/ID20500A/id

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
    • C07C51/43—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IDP980917A 1997-06-25 1998-06-25 Metoda untuk memperoleh asam akrilat ID20500A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9168218A JPH1112222A (ja) 1997-06-25 1997-06-25 アクリル酸の回収方法

Publications (1)

Publication Number Publication Date
ID20500A true ID20500A (id) 1998-12-31

Family

ID=15863987

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP980917A ID20500A (id) 1997-06-25 1998-06-25 Metoda untuk memperoleh asam akrilat

Country Status (9)

Country Link
US (1) US6252110B1 (id)
EP (1) EP0887334B1 (id)
JP (1) JPH1112222A (id)
KR (1) KR100388119B1 (id)
CN (1) CN1134404C (id)
DE (1) DE69807157T2 (id)
ID (1) ID20500A (id)
MY (1) MY120539A (id)
TW (1) TW381078B (id)

Families Citing this family (179)

* Cited by examiner, † Cited by third party
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CN1134404C (zh) 2004-01-14
KR19990007242A (ko) 1999-01-25
CN1204639A (zh) 1999-01-13
DE69807157D1 (de) 2002-09-19
US6252110B1 (en) 2001-06-26
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