ZA939094B - Catalyst and method for purifying crude terephthalic acid isophthalic acid or naphthalene dicarboxylic acid - Google Patents

Catalyst and method for purifying crude terephthalic acid isophthalic acid or naphthalene dicarboxylic acid

Info

Publication number
ZA939094B
ZA939094B ZA939094A ZA939094A ZA939094B ZA 939094 B ZA939094 B ZA 939094B ZA 939094 A ZA939094 A ZA 939094A ZA 939094 A ZA939094 A ZA 939094A ZA 939094 B ZA939094 B ZA 939094B
Authority
ZA
South Africa
Prior art keywords
acid
catalyst
naphthalene dicarboxylic
crude terephthalic
purifying crude
Prior art date
Application number
ZA939094A
Other languages
English (en)
Inventor
Hobe Schroeder
Ricky L Wittman
Original Assignee
Amoco Corp
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 Amoco Corp filed Critical Amoco Corp
Publication of ZA939094B publication Critical patent/ZA939094B/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

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
ZA939094A 1993-03-10 1993-12-03 Catalyst and method for purifying crude terephthalic acid isophthalic acid or naphthalene dicarboxylic acid ZA939094B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/029,037 US5362908A (en) 1993-03-10 1993-03-10 Catalyst and method for purifying crude terephthalic acid, isophthalic acid or naphthalene dicarboxylic acid

Publications (1)

Publication Number Publication Date
ZA939094B true ZA939094B (en) 1994-08-08

Family

ID=21846884

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA939094A ZA939094B (en) 1993-03-10 1993-12-03 Catalyst and method for purifying crude terephthalic acid isophthalic acid or naphthalene dicarboxylic acid

Country Status (13)

Country Link
US (1) US5362908A (enExample)
EP (1) EP0688310A1 (enExample)
JP (1) JPH08507082A (enExample)
KR (1) KR960700991A (enExample)
CN (1) CN1035432C (enExample)
AU (1) AU5730194A (enExample)
BR (1) BR9307822A (enExample)
CA (1) CA2157192A1 (enExample)
NZ (1) NZ259126A (enExample)
PH (1) PH29933A (enExample)
TW (1) TW282453B (enExample)
WO (1) WO1994020447A1 (enExample)
ZA (1) ZA939094B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
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
US5929274A (en) 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
KR100229005B1 (ko) * 1995-11-10 1999-11-01 나까니시 히로유끼 조제 나프탈렌디카르복실산의 정제방법
US5756833A (en) * 1996-02-01 1998-05-26 Amoco Corporation Catalytic purification and recovery of dicarboxylic aromatic acids
US5616792A (en) * 1996-02-01 1997-04-01 Amoco Corporation Catalytic purification of dicarboxylic aromatic acid
JP3757995B2 (ja) * 1996-07-12 2006-03-22 三菱瓦斯化学株式会社 高純度イソフタル酸の製造方法
ID21035A (id) * 1996-09-10 1999-04-08 Mitsui Chemicals Inc Metode pemurnian asam naftalendikarboksilat kasar dan proses pembuatan polietilen naftalat
EP0882504B1 (en) * 1996-09-20 2006-02-01 Daiken Chemical Company Ultrafine metal particle carrying photocatalyst, highly function material loaded with the photocatalyst, and method of manufacturing them
US6265608B1 (en) * 1998-06-30 2001-07-24 Eastman Chemical Company Method of purifying aromatic dicarboxylic acids
EP1389609B1 (en) * 2001-04-27 2013-09-11 Mitsubishi Gas Chemical Company, Inc. Method of purifying aromatic polycarboxylic acid
US6534677B1 (en) 2001-06-04 2003-03-18 Engelhard Corporation Non-crushable, non-friable, non-breakable carbon catalyst supports
US6992037B2 (en) 2001-09-17 2006-01-31 Engelhard Corporation Precious metal catalyst for debenzylation
US7659225B2 (en) * 2001-09-17 2010-02-09 Basf Catalysts Llc Precious metal catalyst for debenzylation
US20030120109A1 (en) * 2001-12-20 2003-06-26 Rosen Bruce I. Purification of a crude acid mixture
US6706658B2 (en) 2001-12-21 2004-03-16 Engelhard Corporation Catalyst for purification of aromatic acids
US7135596B2 (en) * 2002-04-23 2006-11-14 Bp Corporation North America Inc. Method of removing iron contaminants from liquid streams during the manufacture and/or purification of aromatic acids
US7547803B2 (en) * 2003-06-20 2009-06-16 Mitsubishi Gas Chemical Company, Inc. Process for producing a high purity aromatic polycarboxylic acid
US20050249659A1 (en) * 2004-05-04 2005-11-10 Flynn Harry E Scour media for titanium dioxide production
US7935834B2 (en) * 2004-07-01 2011-05-03 Isp Investments Inc. Catalysts for maleic acid hydrogenation to 1,4-butanediol
ES2417154T3 (es) * 2004-12-13 2013-08-06 Bp Corporation North America Inc. Procedimiento para purificar ácidos carboxílicos aromáticos
WO2006102137A1 (en) * 2005-03-21 2006-09-28 Bp Corporation North America Inc. Improved recovery of energy during the production of aromatic carboxylic acids
US20070072783A1 (en) * 2005-09-26 2007-03-29 Tronox Llc Scour medium for titanium dioxide production
CA2820149A1 (en) 2005-12-29 2007-07-05 Bp Corporation North America Inc. Ethanolysis of pet to form det and oxidation thereof
MX2012003378A (es) 2009-09-30 2012-05-08 Bp Corp North America Inc Hidrogenacion catalitica del carboxiarilaldehido y su uso para purificar el acido tereftalico sin refinar.
US9428436B2 (en) 2013-12-18 2016-08-30 Bp Corporation North America Inc. Process and apparatus for manufacturing aromatic carboxylic acids
CN104826603A (zh) * 2015-05-10 2015-08-12 江苏爱特恩东台新材料科技有限公司 一种制备对苯二甲酸盐气体吸附剂的方法
US20170348671A1 (en) 2016-06-06 2017-12-07 Huntsman P&A Germany Gmbh Process for reducing the sulphur content of anatase titania and the so-obtained product
CA3025085A1 (en) * 2016-06-06 2017-12-14 Venator Germany Gmbh Process for reducing the sulphur content of anatase titania and the so-obtained product
CN114425387B (zh) * 2020-09-28 2023-10-31 中国石油化工股份有限公司 硼氮共掺杂二氧化钛载钯催化剂及其制备方法和应用

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS52136208A (en) * 1976-05-11 1977-11-14 Mitsubishi Chem Ind Manufacture of titanium oxide mold goods
DE3115032A1 (de) * 1980-04-14 1982-02-18 Showa Denko K.K., Tokyo Rhodium-katalysator und verfahren zu seiner herstellung
FR2481145A1 (fr) * 1980-04-23 1981-10-30 Rhone Poulenc Ind Procede de fabrication de catalyseurs ou de supports de catalyseurs faconnes a base d'oxyde de titane et leurs applications a la catalyse claus
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
US4743577A (en) * 1986-10-14 1988-05-10 Amoco Corporation Catalyst composition
NL8700691A (nl) * 1987-03-24 1988-10-17 Tno Werkwijze voor de bereiding en toepassing van groep-viii-metaalkatalysatoren voor de hydrogenering van aromatische en onverzadigde verbindingen onder milde omstandigheden.
FR2633605B1 (fr) * 1988-07-01 1991-07-12 Rhone Poulenc Chimie Procede de preparation d'oxyde de titane et d'articles a base d'oxyde de titane
GB9213140D0 (en) * 1992-06-20 1992-08-05 Tioxide Specialties Ltd Preparation of anatase titanium dioxide

Also Published As

Publication number Publication date
TW282453B (enExample) 1996-08-01
PH29933A (en) 1996-09-16
CN1035432C (zh) 1997-07-16
US5362908A (en) 1994-11-08
BR9307822A (pt) 1995-11-14
EP0688310A1 (en) 1995-12-27
AU5730194A (en) 1994-09-26
KR960700991A (ko) 1996-02-24
CA2157192A1 (en) 1994-09-15
JPH08507082A (ja) 1996-07-30
WO1994020447A1 (en) 1994-09-15
CN1090792A (zh) 1994-08-17
NZ259126A (en) 1996-02-27

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