GB1056319A - Terephthalic acid recovery - Google Patents
Terephthalic acid recoveryInfo
- Publication number
- GB1056319A GB1056319A GB5037364A GB5037364A GB1056319A GB 1056319 A GB1056319 A GB 1056319A GB 5037364 A GB5037364 A GB 5037364A GB 5037364 A GB5037364 A GB 5037364A GB 1056319 A GB1056319 A GB 1056319A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acetic acid
- terephthalic acid
- crystals
- mixture
- liquid phase
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title abstract 10
- 238000011084 recovery Methods 0.000 title 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 21
- 239000013078 crystal Substances 0.000 abstract 4
- 238000010438 heat treatment Methods 0.000 abstract 3
- 239000007791 liquid phase Substances 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- 239000007787 solid Substances 0.000 abstract 3
- GOUHYARYYWKXHS-UHFFFAOYSA-N 4-formylbenzoic acid Chemical compound OC(=O)C1=CC=C(C=O)C=C1 GOUHYARYYWKXHS-UHFFFAOYSA-N 0.000 abstract 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 230000003197 catalytic effect Effects 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- 229910052748 manganese Inorganic materials 0.000 abstract 2
- 239000011572 manganese Substances 0.000 abstract 2
- 230000003647 oxidation Effects 0.000 abstract 2
- 238000007254 oxidation reaction Methods 0.000 abstract 2
- 239000011541 reaction mixture Substances 0.000 abstract 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
- 150000001555 benzenes Chemical class 0.000 abstract 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052794 bromium Inorganic materials 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 229910001882 dioxygen Inorganic materials 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 229910001385 heavy metal Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 238000005984 hydrogenation reaction Methods 0.000 abstract 1
- 239000012071 phase Substances 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US32987763A | 1963-12-11 | 1963-12-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1056319A true GB1056319A (en) | 1967-01-25 |
Family
ID=23287402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5037364A Expired GB1056319A (en) | 1963-12-11 | 1964-12-10 | Terephthalic acid recovery |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4826750B1 (enrdf_load_stackoverflow) |
| BE (1) | BE656940A (enrdf_load_stackoverflow) |
| DE (1) | DE1297092B (enrdf_load_stackoverflow) |
| GB (1) | GB1056319A (enrdf_load_stackoverflow) |
| NL (1) | NL143900B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4675438A (en) * | 1978-11-17 | 1987-06-23 | Amoco Corporation | Direct continuous flow integration of production and purification of high purity iso- or terephthalic acid |
| EP0457606A1 (en) * | 1990-05-17 | 1991-11-21 | Mitsubishi Gas Chemical Company, Inc. | Process for producing highly pure isophthalic acid |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52136897U (enrdf_load_stackoverflow) * | 1976-04-12 | 1977-10-18 | ||
| ITBO20150180A1 (it) * | 2015-04-14 | 2016-10-14 | Sacmi Cooperativa Mecc Imola Soc Coop A R L | Apparato e metodo di ispezione ottica di oggetti, in particolare coperchi metallici. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2744938A (en) * | 1952-07-24 | 1956-05-08 | Universal Oil Prod Co | Removal of color impurities from organic compounds |
| US2838565A (en) * | 1953-07-17 | 1958-06-10 | Ici Ltd | Purification of terephthalic acid |
| FR1137203A (fr) * | 1954-12-15 | 1957-05-27 | Ici Ltd | Purification de l'acide téréphtalique |
| GB781936A (en) * | 1955-02-25 | 1957-08-28 | Ici Ltd | Purification of terephthalic acid |
| DE1047192B (de) * | 1956-12-21 | 1958-12-24 | Hoechst Ag | Verfahren zur Reinigung von mikrokristalliner Terephthalsaeure durch Kristallvergroesserung |
| GB835721A (en) * | 1957-10-23 | 1960-05-25 | Ici Ltd | Purification of terephthalic acid |
-
0
- BE BE656940D patent/BE656940A/xx unknown
-
1964
- 1964-12-10 NL NL6414383A patent/NL143900B/xx not_active IP Right Cessation
- 1964-12-10 GB GB5037364A patent/GB1056319A/en not_active Expired
- 1964-12-11 DE DEST23071A patent/DE1297092B/de active Pending
- 1964-12-11 JP JP6947564A patent/JPS4826750B1/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4675438A (en) * | 1978-11-17 | 1987-06-23 | Amoco Corporation | Direct continuous flow integration of production and purification of high purity iso- or terephthalic acid |
| EP0457606A1 (en) * | 1990-05-17 | 1991-11-21 | Mitsubishi Gas Chemical Company, Inc. | Process for producing highly pure isophthalic acid |
| US5189209A (en) * | 1990-05-17 | 1993-02-23 | Mitsubishi Gas Chemical Company, Inc. | Process for producing highly pure isophthalic acid |
Also Published As
| Publication number | Publication date |
|---|---|
| BE656940A (enrdf_load_stackoverflow) | |
| NL6414383A (enrdf_load_stackoverflow) | 1965-06-14 |
| JPS4826750B1 (enrdf_load_stackoverflow) | 1973-08-15 |
| DE1297092B (de) | 1969-06-12 |
| NL143900B (nl) | 1974-11-15 |
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