ES8707172A1 - Procedimiento para preparar acido tereftalico puro - Google Patents

Procedimiento para preparar acido tereftalico puro

Info

Publication number
ES8707172A1
ES8707172A1 ES556081A ES556081A ES8707172A1 ES 8707172 A1 ES8707172 A1 ES 8707172A1 ES 556081 A ES556081 A ES 556081A ES 556081 A ES556081 A ES 556081A ES 8707172 A1 ES8707172 A1 ES 8707172A1
Authority
ES
Spain
Prior art keywords
terephthalic acid
purification
purified terephthalic
hydrogenation
effected
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES556081A
Other languages
English (en)
Other versions
ES556081A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BP Corp North America Inc
Original Assignee
BP Corp North America Inc
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 BP Corp North America Inc filed Critical BP Corp North America Inc
Publication of ES8707172A1 publication Critical patent/ES8707172A1/es
Publication of ES556081A0 publication Critical patent/ES556081A0/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • 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
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/26—1,4 - Benzenedicarboxylic acid

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)

Abstract

METODO DE PREPARACION DE ACIDO TEREFTALICO PURO. CONSISTE EN LA HIDROGENACION CATALITICA, EN PRESENCIA DE PALADIO SOBRE CARBON RELATIVAMENTE NUEVO, DE UNA DISOLUCION DE ACIDO TEREFTALICO IMPURO, EN UN DISOLVENTE POLAR, TAL COMO AGUA, A UNA TEMPERATURA COMPRENDIDA ENTRE 275JC Y 290JC, Y UNA CONCENTRACION DE HIDROGENO TAL QUE PERMITE PRODUCIR ACIDO TEREFTALICO DE POLIETILENO EMPLEADO EN FIBRAS Y PELICULAS DE POLIESTER Y RESINAS PARA RECIPIENTES.
ES556081A 1985-06-17 1986-06-16 Procedimiento para preparar acido tereftalico puro Expired ES8707172A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/745,620 US4626598A (en) 1985-06-17 1985-06-17 Purification of terephthalic acid

Publications (2)

Publication Number Publication Date
ES8707172A1 true ES8707172A1 (es) 1987-07-16
ES556081A0 ES556081A0 (es) 1987-07-16

Family

ID=24997510

Family Applications (1)

Application Number Title Priority Date Filing Date
ES556081A Expired ES8707172A1 (es) 1985-06-17 1986-06-16 Procedimiento para preparar acido tereftalico puro

Country Status (8)

Country Link
US (1) US4626598A (es)
EP (1) EP0206715A3 (es)
JP (1) JP2579907B2 (es)
KR (1) KR930000922B1 (es)
CN (1) CN1014145B (es)
ES (1) ES8707172A1 (es)
IN (1) IN166287B (es)
MX (1) MX163740B (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4782181A (en) * 1987-06-04 1988-11-01 Amoco Corporation Process for removal of high molecular weight impurities in the manufacture of purified terephthalic acid
US4933492A (en) * 1988-10-13 1990-06-12 Amoco Corporation Purification of crude isophthalic acid
US4937378A (en) * 1989-10-13 1990-06-26 Amoco Corporation Purification of crude isophthalic acid
US5095145A (en) * 1990-11-05 1992-03-10 Amoco Corporation Preparation of purified terephthalic acid from waste polyethylene terephthalate
US5395858A (en) * 1994-04-28 1995-03-07 Partek, Inc. Process for recycling polyester
US5580905A (en) * 1994-04-28 1996-12-03 United Resource Recovery Corporation Process for recycling polyesters
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
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US5958987A (en) 1996-04-10 1999-09-28 The Coca-Cola Company Process for separating polyester from other materials
US6245939B1 (en) * 1998-11-30 2001-06-12 E. I. Du Pont De Nemours And Company Process for producing highly pure aromatic carboxylic acids
DE60239100D1 (de) * 2001-06-19 2011-03-17 United Resource Recovery Corp Verfahren zur trennung von polyester von anderen materialien
BRPI0514756A (pt) * 2004-09-02 2008-06-24 Eastman Chem Co processo para produzir ácidos dicarboxìlicos aromáticos, e, aparelhagem
US7098299B1 (en) 2005-03-16 2006-08-29 United Resource Recovery Corporation Separation of contaminants from polyester materials
KR101432517B1 (ko) * 2005-03-21 2014-08-22 비피 코포레이션 노쓰 아메리카 인코포레이티드 순수 형태를 포함하는 방향족 카르복실산의 제조 방법 및제조 장치
CA2626033C (en) 2005-12-29 2013-09-03 Bp Corporation North America Inc. Ethanolysis of pet to form det and oxidation thereof
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
CN104147807B (zh) * 2013-05-13 2018-01-02 英威达纺织（英国）有限公司 粗化学品结晶器
CN103288632A (zh) * 2013-06-19 2013-09-11 中国石油化工股份有限公司 一种粗均苯三甲酸精制的方法
CN105829277B (zh) 2013-12-18 2020-01-17 Bp北美公司 制造芳族羧酸的改进的工艺和设备
WO2018097726A1 (en) 2016-11-24 2018-05-31 Avantium Knowledge Centre B.V. Process

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2936282A (en) * 1954-11-18 1960-05-10 Method of isolating constituents of complex mixtures
GB1152577A (en) * 1965-05-17 1969-05-21 Standard Oil Co Purification of Aromatic Polycarboxylic Acids.
US3546285A (en) * 1967-06-20 1970-12-08 Celanese Corp Process of purifying aromatic dicarboxylic acids
US3584039A (en) * 1967-08-30 1971-06-08 Standard Oil Co Fiber-grade terephthalic acid by catalytic hydrogen treatment of dissolved impure terephthalic acid
US3639465A (en) * 1968-06-18 1972-02-01 Standard Oil Co Purification of aromatic polycarboxylic acids by catalytic reduction using prehumidified hydrogen
US3726915A (en) * 1970-07-13 1973-04-10 Standard Oil Co Phthalic acid purification with copper activated palladium on carbon catalysts
JPS561300B2 (es) * 1973-05-15 1981-01-13
FR2307788A1 (fr) * 1975-04-14 1976-11-12 Inst Francais Du Petrole Procede de purification d'acides benzenes dicarboxyliques
FR2395501A1 (fr) * 1977-06-20 1979-01-19 Coulter Electronics Dispositif pour controler des reactions chimiques et employant un moyen photometre mobile
JPS5488234A (en) * 1977-12-22 1979-07-13 Mitsubishi Gas Chem Co Inc Purification of terephthalic acid
JPS5671038A (en) * 1979-11-14 1981-06-13 Toray Ind Inc Purification of 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
FI64862C (fi) * 1982-02-05 1984-01-10 Kone Oy Foerfarande foer fotometrisk maetning av vaetskor i reaktionskaerl och reaktionskaerl

Also Published As

Publication number Publication date
KR930000922B1 (ko) 1993-02-11
CN1014145B (zh) 1991-10-02
EP0206715A2 (en) 1986-12-30
US4626598A (en) 1986-12-02
EP0206715A3 (en) 1988-09-07
CN86104071A (zh) 1986-12-17
JPS6226246A (ja) 1987-02-04
JP2579907B2 (ja) 1997-02-12
KR870000275A (ko) 1987-02-17
MX163740B (es) 1992-06-18
IN166287B (es) 1990-04-07
ES556081A0 (es) 1987-07-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20041102