IL139973A0 - Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes - Google Patents

Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes

Info

Publication number: IL139973A0
Authority: IL; Israel
Prior art keywords: purified terephthalic; mixed xylenes; preparing purified; acid; terephthalic acid
Prior art date: 1998-05-29

Application number

IL13997399A

Original Assignee

Hfm Int 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.)

1998-05-29

Filing date

1999-05-18

Publication date

2002-02-10

1998-06-16 Priority claimed from US09/097,930 external-priority patent/US6054610A/en

1999-05-18 Application filed by Hfm Int Inc filed Critical Hfm Int Inc

2002-02-10 Publication of IL139973A0 publication Critical patent/IL139973A0/en

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
- 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
- Y02P20/10—Process efficiency

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Crystallography & Structural Chemistry (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

IL13997399A 1998-05-29 1999-05-18 Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes IL139973A0 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US8714198P	1998-05-29	1998-05-29
US09/097,930 US6054610A (en)	1995-06-07	1998-06-16	Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
PCT/US1999/010970 WO1999062857A1 (en)	1998-05-29	1999-05-18	Method for preparing purified terephthalic acid and isophthalic acid from mixed xylenes

Publications (1)

Publication Number	Publication Date
IL139973A0 true IL139973A0 (en)	2002-02-10

Family

ID=26776644

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL13997399A IL139973A0 (en)	1998-05-29	1999-05-18	Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes

Country Status (12)

Country	Link
EP (1)	EP1082286B1 (en)
KR (1)	KR100552262B1 (en)
CN (1)	CN1191224C (en)
AU (1)	AU4002199A (en)
BR (1)	BR9910817A (en)
CA (1)	CA2333706A1 (en)
DE (1)	DE69923839T2 (en)
ES (1)	ES2237914T3 (en)
ID (1)	ID28612A (en)
IL (1)	IL139973A0 (en)
TR (1)	TR200100191T2 (en)
WO (1)	WO1999062857A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
MXPA06011559A (en)	2004-04-09	2007-03-12	Gtc Technology Inc	Purification of carboxylic acids by complexation with selective solvents.
KR100657744B1 (en) *	2005-01-26	2006-12-13	주식회사 엘지화학	Purification method of terephthal aldehyde
KR20090007624A (en)	2006-05-08	2009-01-19	비피 코포레이션 노쓰 아메리카 인코포레이티드	Process and catalyst for oxidizing aromatic compounds
GB0806422D0 (en)	2008-04-09	2008-05-14	Ineos Fluor Holdings Ltd	Process
WO2008040969A2 (en)	2006-10-03	2008-04-10	Ineos Fluor Holdings Limited	Dehydrogenationhalogenation process for the production of c3-c6-(hydro)fluoroalkenes
GB0706978D0 (en)	2007-04-11	2007-05-16	Ineos Fluor Holdings Ltd	Process
JP2010532705A (en)	2007-05-04	2010-10-14	ビーピー・コーポレーション・ノース・アメリカ・インコーポレーテッド	Method and catalyst for oxidizing aromatic compounds
GB0806389D0 (en)	2008-04-09	2008-05-14	Ineos Fluor Holdings Ltd	Process
GB0806419D0 (en)	2008-04-09	2008-05-14	Ineos Fluor Holdings Ltd	Process
US9493388B2 (en)	2008-10-31	2016-11-15	Grupo Petrotemex, S.A. De C.V.	Dicarboxylic acid production with direct fired off-gas heating
US9493389B2 (en)	2008-10-31	2016-11-15	Grupo Petrotemex, S.A. De C.V.	Dicarboxylic acid production with enhanced energy recovery
US9493387B2 (en)	2008-10-31	2016-11-15	Grupo Petrotemex, S.A. De C.V.	Dicarboxylic acid production with minimal wastewater generation
US9505692B2 (en)	2008-10-31	2016-11-29	Grupo Petrotemex, S.A. De C.V.	Dicarboxylic acid production with self-fuel oxidative destruction
US20100113735A1 (en) *	2008-10-31	2010-05-06	Eastman Chemical Company	Integrated Co-Production of Dicarboxylic Acids
GB0906191D0 (en)	2009-04-09	2009-05-20	Ineos Fluor Holdings Ltd	Process
CN106565466A (en) *	2015-10-09	2017-04-19	中国石化仪征化纤有限责任公司	Preparation method of purified terephthalic acid
GB201615197D0 (en)	2016-09-07	2016-10-19	Mexichem Fluor Sa De Cv	Catalyst and process using the catalyst
GB201615209D0 (en)	2016-09-07	2016-10-19	Mexichem Fluor Sa De Cv	Catalyst and process using the catalyst
DE102020123772B4 (en)	2020-09-11	2022-08-25	Rittec Umwelttechnik Gmbh	Process for preparing a terephthalic acid mixture

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2949483A (en) *	1954-07-30	1960-08-16	Chemstrand Corp	Method of purifying aromatic dicarboxylic acids
GB818211A (en) *	1955-11-08	1959-08-12	Hoechst Ag	Manufacture of pure terephthalic acid
GB849189A (en) *	1958-03-26	1960-09-21	Basf Ag	Improvements in the purification of crude terephthalic acid
US6013835A (en) *	1995-06-07	2000-01-11	Hfm International, Inc.	Method and apparatus for preparing purified terephthalic acid
US5840968A (en) *	1995-06-07	1998-11-24	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

1999
- 1999-05-18 IL IL13997399A patent/IL139973A0/en active IP Right Grant
- 1999-05-18 KR KR1020007013443A patent/KR100552262B1/en not_active IP Right Cessation
- 1999-05-18 AU AU40021/99A patent/AU4002199A/en not_active Abandoned
- 1999-05-18 TR TR2001/00191T patent/TR200100191T2/en unknown
- 1999-05-18 DE DE69923839T patent/DE69923839T2/en not_active Expired - Fee Related
- 1999-05-18 WO PCT/US1999/010970 patent/WO1999062857A1/en active IP Right Grant
- 1999-05-18 CA CA002333706A patent/CA2333706A1/en not_active Abandoned
- 1999-05-18 CN CNB998090468A patent/CN1191224C/en not_active Expired - Fee Related
- 1999-05-18 ID IDW20002488A patent/ID28612A/en unknown
- 1999-05-18 EP EP99923195A patent/EP1082286B1/en not_active Expired - Lifetime
- 1999-05-18 BR BR9910817-8A patent/BR9910817A/en not_active IP Right Cessation
- 1999-05-18 ES ES99923195T patent/ES2237914T3/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP1082286B1 (en)	2005-02-23
WO1999062857A1 (en)	1999-12-09
DE69923839T2 (en)	2005-08-25
KR20010043917A (en)	2001-05-25
ID28612A (en)	2001-06-21
BR9910817A (en)	2001-02-13
EP1082286A1 (en)	2001-03-14
KR100552262B1 (en)	2006-02-20
AU4002199A (en)	1999-12-20
CN1191224C (en)	2005-03-02
DE69923839D1 (en)	2005-03-31
CN1314878A (en)	2001-09-26
TR200100191T2 (en)	2001-05-21
CA2333706A1 (en)	1999-12-09
ES2237914T3 (en)	2005-08-01

Similar Documents

Publication	Publication Date	Title
IL139973A0 (en)	2002-02-10	Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
AU1286899A (en)	1999-05-24	Method and apparatus for preparing purified terephthalic acid
ZA964318B (en)	1996-12-06	Method and apparatus for preparing purified terephthalic acid
AU5592798A (en)	1998-06-29	Method and apparatus for preparing purified terephthalic acid
HUP0004235A3 (en)	2003-08-28	Method for purifying lactic acid
GB2303562B (en)	1997-10-08	Apparatus for cement blending
HUP0104855A3 (en)	2005-12-28	Apparatus and process for preparing crystalline particles
SG42815A1 (en)	1997-10-17	Process and apparatus for producing terephthalic acid
ZA939094B (en)	1994-08-08	Catalyst and method for purifying crude terephthalic acid isophthalic acid or naphthalene dicarboxylic acid
EP0950130A4 (en)	2002-05-29	Apparatus and method for electroforming
SG87779A1 (en)	2002-04-16	Process for preparing dialkylnaphthalene
ZA983779B (en)	1998-11-06	Process for preparing carboxylic acid salts and catalysts useful in such process
EP0854935A4 (en)	2000-03-15	Method for contiguous genome sequencing
EP0998652A4 (en)	2005-04-20	Process for preparing ice substitutes
HUP9801515A3 (en)	2000-02-28	Process and apparatus for producing paraffins or paraffin-fractiones
SG72858A1 (en)	2000-05-23	Process for producing aromatic carboxylic acid
HUP0100076A3 (en)	2004-12-28	Method and apparatus for aerating chemically-sterilized articles
SG70092A1 (en)	2000-01-25	Process for preparing dialkylnaphthalene
DE69917661D1 (en)	2004-07-01	CRYSTALLINE POLYESTER RESINS AND METHOD FOR THE PRODUCTION THEREOF
GB9919085D0 (en)	1999-10-13	Method and apparatus for purifying water-insoluble compounds
IL139499A0 (en)	2001-11-25	Process for purifying isophthalic acid by crystallization
EP0916636A4 (en)	2004-03-10	Processes and apparatus for preparing compost
AP2000001782A0 (en)	2000-06-30	Method for preparing substituted 4-phenyl-4-cyanoccyclohexanoic acids
HUP0004619A3 (en)	2003-02-28	Method for preparing formylphosphonic acid
HK1037613A1 (en)	2002-02-15	Compounds and method for preparing substituted 4-phenyl-4-cyanocyclohexanoic acids

Legal Events

Date	Code	Title	Description
2006-12-27	FF	Patent granted
2007-02-12	KB	Patent renewed