AT250335B - Verfahren zur Reinigung von Terephthalsäure - Google Patents
Verfahren zur Reinigung von TerephthalsäureInfo
- Publication number
- AT250335B AT250335B AT269964A AT269964A AT250335B AT 250335 B AT250335 B AT 250335B AT 269964 A AT269964 A AT 269964A AT 269964 A AT269964 A AT 269964A AT 250335 B AT250335 B AT 250335B
- Authority
- AT
- Austria
- Prior art keywords
- terephthalic acid
- purifying terephthalic
- purifying
- acid
- terephthalic
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/42—Platinum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/75—Cobalt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/755—Nickel
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26918163A | 1963-03-29 | 1963-03-29 | |
US35150664A | 1964-03-12 | 1964-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT250335B true AT250335B (de) | 1966-11-10 |
Family
ID=26953548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT269964A AT250335B (de) | 1963-03-29 | 1964-03-27 | Verfahren zur Reinigung von Terephthalsäure |
Country Status (11)
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6606580A (US06623731-20030923-C00012.png) * | 1965-05-17 | 1966-11-18 | ||
US3522298A (en) * | 1966-03-30 | 1970-07-28 | Mobil Oil Corp | Terephthalic acid purification process |
GB1175877A (en) * | 1966-09-01 | 1970-01-01 | Mobil Oil Corp | Recrystallization by Direct Cooling |
US3546285A (en) * | 1967-06-20 | 1970-12-08 | Celanese Corp | Process of purifying aromatic dicarboxylic acids |
JPS5517309A (en) * | 1978-07-21 | 1980-02-06 | Mitsubishi Gas Chem Co Inc | Preparation of high purity terephthalic acid |
JP2931048B2 (ja) * | 1990-07-04 | 1999-08-09 | 三井化学株式会社 | 高純度テレフタル酸の製造方法 |
US6265608B1 (en) * | 1998-06-30 | 2001-07-24 | Eastman Chemical Company | Method of purifying aromatic dicarboxylic acids |
RU2146172C1 (ru) | 1999-07-29 | 2000-03-10 | Институт катализа им.Г.К.Борескова СО РАН | Каталитическая композиция, способ ее приготовления и способ очистки терефталевой кислоты |
DE10104224A1 (de) | 2001-01-31 | 2002-08-01 | Basf Ag | Kohlenstoffasern enthaltender monolithischer Katalysator |
US7276625B2 (en) | 2002-10-15 | 2007-10-02 | Eastman Chemical Company | Process for production of a carboxylic acid/diol mixture suitable for use in polyester production |
US7193109B2 (en) | 2003-03-06 | 2007-03-20 | Eastman Chemical Company | Process for production of a carboxylic acid/diol mixture suitable for use in polyester production |
US7214760B2 (en) | 2004-01-15 | 2007-05-08 | Eastman Chemical Company | Process for production of a carboxylic acid/diol mixture suitable for use in polyester production |
MY157728A (en) | 2006-12-20 | 2016-07-15 | Mitsubishi Gas Chemical Co | Process for production of isophthalic acid |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2899466A (en) * | 1959-08-11 | Purification of terephthalic acid | ||
US2744938A (en) * | 1952-07-24 | 1956-05-08 | Universal Oil Prod Co | Removal of color impurities from organic compounds |
US3058997A (en) * | 1958-05-23 | 1962-10-16 | Richfield Oil Corp | Phthalic acid products purification |
-
1964
- 1964-03-25 DK DK152964AA patent/DK128489B/da unknown
- 1964-03-25 FR FR968692A patent/FR1433325A/fr not_active Expired
- 1964-03-25 DE DEST21895A patent/DE1299628B/de active Pending
- 1964-03-25 SE SE3749/64A patent/SE309413B/xx unknown
- 1964-03-25 GB GB12641/64A patent/GB994769A/en not_active Expired
- 1964-03-26 NL NL646403348A patent/NL139017B/xx not_active IP Right Cessation
- 1964-03-27 AT AT269964A patent/AT250335B/de active
- 1964-03-27 BE BE645853A patent/BE645853A/xx unknown
- 1964-03-27 JP JP1678064A patent/JPS4116860B1/ja active Pending
- 1964-03-28 ES ES298097A patent/ES298097A1/es not_active Expired
- 1964-03-31 CH CH409464A patent/CH417564A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
ES298097A1 (es) | 1964-09-01 |
JPS4116860B1 (US06623731-20030923-C00012.png) | 1966-09-24 |
SE309413B (US06623731-20030923-C00012.png) | 1969-03-24 |
GB994769A (en) | 1965-06-10 |
DK128489B (da) | 1974-05-13 |
DE1299628B (de) | 1969-07-24 |
NL6403348A (US06623731-20030923-C00012.png) | 1964-09-30 |
CH417564A (fr) | 1966-07-31 |
FR1433325A (fr) | 1966-04-01 |
NL139017B (nl) | 1973-06-15 |
BE645853A (US06623731-20030923-C00012.png) | 1964-07-16 |
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