PH29933A - Catalyst and method for purifying crude terephthalic acid isophtalic acid or naphthalene dicarboxylic acid - Google Patents

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

Info

Publication number
PH29933A
PH29933A PH47435A PH47435A PH29933A PH 29933 A PH29933 A PH 29933A PH 47435 A PH47435 A PH 47435A PH 47435 A PH47435 A PH 47435A PH 29933 A PH29933 A PH 29933A
Authority
PH
Philippines
Prior art keywords
acid
catalyst
isophtalic
naphthalene dicarboxylic
crude terephthalic
Prior art date
Application number
PH47435A
Other languages
English (en)
Inventor
Hobe Schroeder
Ricky L Wittman
Original Assignee
Hobe Schroeder
Ricky L Wittman
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 Hobe Schroeder, Ricky L Wittman filed Critical Hobe Schroeder
Publication of PH29933A publication Critical patent/PH29933A/en

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)
PH47435A 1993-03-10 1993-12-13 Catalyst and method for purifying crude terephthalic acid isophtalic acid or naphthalene dicarboxylic acid PH29933A (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
PH29933A true PH29933A (en) 1996-09-16

Family

ID=21846884

Family Applications (1)

Application Number Title Priority Date Filing Date
PH47435A PH29933A (en) 1993-03-10 1993-12-13 Catalyst and method for purifying crude terephthalic acid isophtalic acid or naphthalene dicarboxylic acid

Country Status (13)

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

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
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
US5767311A (en) 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
CN1168131A (zh) * 1995-11-10 1997-12-17 三井石油化学工业株式会社 纯化粗萘二甲酸的方法
US5616792A (en) * 1996-02-01 1997-04-01 Amoco Corporation Catalytic purification of dicarboxylic aromatic acid
US5756833A (en) * 1996-02-01 1998-05-26 Amoco Corporation Catalytic purification and recovery of dicarboxylic aromatic acids
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
WO1998011047A1 (fr) * 1996-09-10 1998-03-19 Mitsui Chemicals, Inc. Procede de purification d'acide naphtalenedicarboxylique brut, et procede de preparation de polyethylene naphtalate
WO1998011984A1 (fr) * 1996-09-20 1998-03-26 Daiken Chemical Co., Ltd. Photocatalyseur supportant des particules metalliques ultra-fines, materiau a fonctionnalite elevee charge a l'aide de ce photocatalyseur et procede de fabrication de ces derniers
US6265608B1 (en) 1998-06-30 2001-07-24 Eastman Chemical Company Method of purifying aromatic dicarboxylic acids
EP1389609B1 (fr) * 2001-04-27 2013-09-11 Mitsubishi Gas Chemical Company, Inc. Procede de purification d'acide polycarboxylique aromatique
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
US8492583B2 (en) * 2004-12-13 2013-07-23 Bp Corporation North America Inc. Process for purification of aromatic carboxylic acids
CN101146756B (zh) * 2005-03-21 2011-05-18 Bp北美公司 用于制造纯形式的芳族羧酸的方法和设备
US20070072783A1 (en) * 2005-09-26 2007-03-29 Tronox Llc Scour medium for titanium dioxide production
CA2626033C (fr) * 2005-12-29 2013-09-03 Bp Corporation North America Inc. Ethanolyse de pet pour former du det et oxydation de celui-ci
US20120178964A1 (en) 2009-09-30 2012-07-12 Bp Corporation North America Inc Catalyst, Use Thereof and Process of Hydrogenating Aryl Aldehydes
CA2933721A1 (fr) 2013-12-18 2015-06-25 Bp Corporation North America Inc. Procede et appareil ameliores pour la preparation d'acides carboxyliques aromatiques
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
WO2017211710A1 (fr) * 2016-06-06 2017-12-14 Huntsman P&A Germany Gmbh Procédé de réduction de la teneur en soufre de l'oxyde de titane anastase et produit ainsi obtenu
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
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
KR960700991A (ko) 1996-02-24
CN1035432C (zh) 1997-07-16
BR9307822A (pt) 1995-11-14
CA2157192A1 (fr) 1994-09-15
EP0688310A1 (fr) 1995-12-27
CN1090792A (zh) 1994-08-17
ZA939094B (en) 1994-08-08
TW282453B (fr) 1996-08-01
NZ259126A (en) 1996-02-27
AU5730194A (en) 1994-09-26
WO1994020447A1 (fr) 1994-09-15
US5362908A (en) 1994-11-08
JPH08507082A (ja) 1996-07-30

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