MX163740B - Purificacion de acido tereftalico - Google Patents
Purificacion de acido tereftalicoInfo
- Publication number
- MX163740B MX163740B MX2819A MX281986A MX163740B MX 163740 B MX163740 B MX 163740B MX 2819 A MX2819 A MX 2819A MX 281986 A MX281986 A MX 281986A MX 163740 B MX163740 B MX 163740B
- Authority
- MX
- Mexico
- Prior art keywords
- acid purification
- tereftalic acid
- tereftalic
- purification
- acid
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
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)
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 (1)
Publication Number | Publication Date |
---|---|
MX163740B true MX163740B (es) | 1992-06-18 |
Family
ID=24997510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2819A MX163740B (es) | 1985-06-17 | 1986-06-16 | Purificacion de acido tereftalico |
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)
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 |
US5580905A (en) * | 1994-04-28 | 1996-12-03 | United Resource Recovery Corporation | Process for recycling polyesters |
US5395858A (en) * | 1994-04-28 | 1995-03-07 | Partek, Inc. | Process for recycling polyester |
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 |
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 |
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 |
ATE497517T1 (de) * | 2001-06-19 | 2011-02-15 | United Resource Recovery Corp | Verfahren zur trennung von polyester von anderen materialien |
EP1786550A2 (en) * | 2004-09-02 | 2007-05-23 | Eastman Chemical Company | Optimized production of aromatic dicarboxylic acids |
US7098299B1 (en) | 2005-03-16 | 2006-08-29 | United Resource Recovery Corporation | Separation of contaminants from polyester materials |
CA2601941C (en) * | 2005-03-21 | 2013-06-25 | Bp Corporation North America Inc. | Process and apparatus for manufacturing aromatic carboxylic acids including pure forms thereof |
CA2820149A1 (en) | 2005-12-29 | 2007-07-05 | 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 |
RU2687489C1 (ru) | 2013-12-18 | 2019-05-14 | Бипи Корпорейшен Норт Америка Инк. | Улучшенный способ и устройство для производства ароматических карбоновых кислот |
CN109983162A (zh) * | 2016-11-24 | 2019-07-05 | 阿凡田知识中心有限公司 | 处理呋喃-2,5-二羧酸组合物的方法 |
Family Cites Families (13)
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 |
CH637766A5 (fr) * | 1977-06-20 | 1983-08-15 | Coulter Electronics | Procede pour controler des reactions chimiques se produisant dans des echantillons de liquides et appareil pour la mise en oeuvre de ce procede. |
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 |
-
1985
- 1985-06-17 US US06/745,620 patent/US4626598A/en not_active Expired - Lifetime
-
1986
- 1986-05-26 IN IN459/DEL/86A patent/IN166287B/en unknown
- 1986-06-16 MX MX2819A patent/MX163740B/es unknown
- 1986-06-16 EP EP86304619A patent/EP0206715A3/en not_active Ceased
- 1986-06-16 ES ES556081A patent/ES8707172A1/es not_active Expired
- 1986-06-17 CN CN86104071A patent/CN1014145B/zh not_active Expired
- 1986-06-17 KR KR1019860004803A patent/KR930000922B1/ko not_active IP Right Cessation
- 1986-06-17 JP JP61141190A patent/JP2579907B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IN166287B (es) | 1990-04-07 |
KR930000922B1 (ko) | 1993-02-11 |
EP0206715A3 (en) | 1988-09-07 |
JP2579907B2 (ja) | 1997-02-12 |
KR870000275A (ko) | 1987-02-17 |
JPS6226246A (ja) | 1987-02-04 |
ES8707172A1 (es) | 1987-07-16 |
EP0206715A2 (en) | 1986-12-30 |
CN86104071A (zh) | 1986-12-17 |
US4626598A (en) | 1986-12-02 |
CN1014145B (zh) | 1991-10-02 |
ES556081A0 (es) | 1987-07-16 |
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