BE852167A - Perfectionnements dans le domaine de la catalyse - Google Patents

Perfectionnements dans le domaine de la catalyse

Info

Publication number
BE852167A
BE852167A BE175539A BE175539A BE852167A BE 852167 A BE852167 A BE 852167A BE 175539 A BE175539 A BE 175539A BE 175539 A BE175539 A BE 175539A BE 852167 A BE852167 A BE 852167A
Authority
BE
Belgium
Prior art keywords
catalysis
developments
field
Prior art date
Application number
BE175539A
Other languages
English (en)
French (fr)
Original Assignee
Johnson Matthey Co Ltd
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 Johnson Matthey Co Ltd filed Critical Johnson Matthey Co Ltd
Publication of BE852167A publication Critical patent/BE852167A/xx

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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
  • Catalysts (AREA)
BE175539A 1977-03-02 1977-03-07 Perfectionnements dans le domaine de la catalyse BE852167A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8932/76A GB1578725A (en) 1977-03-02 1977-03-02 Catalytic process for the purification of terephthalic acid

Publications (1)

Publication Number Publication Date
BE852167A true BE852167A (fr) 1977-07-01

Family

ID=9862116

Family Applications (1)

Application Number Title Priority Date Filing Date
BE175539A BE852167A (fr) 1977-03-02 1977-03-07 Perfectionnements dans le domaine de la catalyse

Country Status (8)

Country Link
US (1) US4260817A (zh)
JP (1) JPS52125143A (zh)
BE (1) BE852167A (zh)
CA (1) CA1108644A (zh)
DE (1) DE2709525A1 (zh)
FR (1) FR2342955A1 (zh)
GB (1) GB1578725A (zh)
NL (1) NL7702327A (zh)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU764314A1 (ru) * 1978-04-05 1983-02-15 Институт нефтехимического синтеза им.А.В.Топчиева Способ очистки терефталевой кислоты
US4467110A (en) * 1981-10-29 1984-08-21 Standard Oil Company (Indiana) Process for purification of crude terephthalic acid
US4394299A (en) * 1981-10-29 1983-07-19 Standard Oil Company (Indiana) Palladium-rhodium catalyst for purification of crude terephthalic acid
US4467111A (en) * 1981-10-29 1984-08-21 Standard Oil Company (Indiana) Process for purification of crude terephthalic acid
US4405809A (en) * 1981-12-04 1983-09-20 Standard Oil Company (Indiana) Process for the manufacture of aromatic polycarboxylic acids having delta Y values below ten
EP0222500B1 (en) * 1985-10-07 1990-01-03 Amoco Corporation Purification of crude terephthalic acid
US4892972A (en) * 1985-10-07 1990-01-09 Amoco Corporation Purification of crude terephthalic acid
US4728630A (en) * 1985-10-07 1988-03-01 Amoco Corporation Rhodium on carbon catalyst
US4629715A (en) * 1985-10-07 1986-12-16 Amoco Corporation Purification of terephthalic acid to relatively low levels of 4-carboxybenzaldehyde and catalyst therefor
DE4300297C2 (de) * 1993-01-08 1998-01-29 Degussa Verfahren zur selektiven katalytischen Hydrierung der Carbonylgruppe von 4-Carboxylbenzaldehyd
US6054610A (en) * 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
KR100550962B1 (ko) * 1998-10-27 2006-06-21 삼성종합화학주식회사 테레프탈산의 수소화 정제용 촉매
RU2146172C1 (ru) 1999-07-29 2000-03-10 Институт катализа им.Г.К.Борескова СО РАН Каталитическая композиция, способ ее приготовления и способ очистки терефталевой кислоты
KR20020046902A (ko) * 2000-12-14 2002-06-21 유현식 수소화 정제용촉매 및 정제방법
WO2002047814A1 (en) * 2000-12-14 2002-06-20 Samsung General Chemicals Co., Ltd. The stable catalyst for hydropurification
JP4949818B2 (ja) * 2006-11-29 2012-06-13 昭和鉄工株式会社 給湯装置
IN2012DN02459A (zh) 2009-09-30 2015-08-21 Bp Corp North America Inc
KR101930087B1 (ko) * 2011-07-26 2018-12-18 에스케이이노베이션 주식회사 방향족 카르복시산 및/또는 방향족 카르복시산 알킬 에스테르 제조 공정에서 발생하는 부산물로부터 방향족 탄화수소 제조방법
EP3377469B1 (en) * 2015-11-16 2019-08-14 SABIC Global Technologies B.V. A method of producing terephthalic acid

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637831A (en) * 1966-03-30 1972-01-25 Mobil Oil Corp Catalytic treatment of vaporized acids
US3456001A (en) * 1967-05-31 1969-07-15 Standard Oil Co Process for purifying benzene carboxylic acids
US3546285A (en) * 1967-06-20 1970-12-08 Celanese Corp Process of purifying aromatic dicarboxylic acids
US3607921A (en) * 1968-06-12 1971-09-21 Mobil Oil Corp Catalytic purification of terephthalic acid
BE787488A (fr) * 1971-08-12 1973-02-12 Ciba Geigy Nouveau procede de preparation de nouvelles pentanones polycycliques
JPS4918842A (zh) * 1972-06-16 1974-02-19

Also Published As

Publication number Publication date
CA1108644A (en) 1981-09-08
GB1578725A (en) 1980-11-05
FR2342955A1 (fr) 1977-09-30
JPS52125143A (en) 1977-10-20
FR2342955B1 (zh) 1983-09-09
US4260817A (en) 1981-04-07
NL7702327A (nl) 1977-09-07
DE2709525A1 (de) 1977-09-08

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: JOHNSON MATTHEY & CO. LTD

Effective date: 19840307