GB1204301A - Production of esters of terephthalic and isophthalic acids - Google Patents
Production of esters of terephthalic and isophthalic acidsInfo
- Publication number
- GB1204301A GB1204301A GB26769A GB26769A GB1204301A GB 1204301 A GB1204301 A GB 1204301A GB 26769 A GB26769 A GB 26769A GB 26769 A GB26769 A GB 26769A GB 1204301 A GB1204301 A GB 1204301A
- Authority
- GB
- United Kingdom
- Prior art keywords
- diester
- zone
- temperature
- water
- water 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
- 238000004519 manufacturing process Methods 0.000 title abstract 4
- 150000002148 esters Chemical class 0.000 title 1
- 150000002531 isophthalic acids Chemical class 0.000 title 1
- 150000003504 terephthalic acids Chemical class 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 8
- 150000005690 diesters Chemical class 0.000 abstract 7
- 239000007788 liquid Substances 0.000 abstract 5
- 238000006243 chemical reaction Methods 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 3
- 125000003118 aryl group Chemical group 0.000 abstract 3
- 238000000605 extraction Methods 0.000 abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 238000002425 crystallisation Methods 0.000 abstract 2
- 230000008025 crystallization Effects 0.000 abstract 2
- 238000005984 hydrogenation reaction Methods 0.000 abstract 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 abstract 1
- 229920013683 Celanese Polymers 0.000 abstract 1
- 150000004996 alkyl benzenes Chemical class 0.000 abstract 1
- -1 alkylene epoxide Chemical group 0.000 abstract 1
- 125000002947 alkylene group Chemical group 0.000 abstract 1
- QPKOBORKPHRBPS-UHFFFAOYSA-N bis(2-hydroxyethyl) terephthalate Chemical compound OCCOC(=O)C1=CC=C(C(=O)OCCO)C=C1 QPKOBORKPHRBPS-UHFFFAOYSA-N 0.000 abstract 1
- QQVIHTHCMHWDBS-UHFFFAOYSA-L isophthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC(C([O-])=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-L 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 125000005498 phthalate group Chemical class 0.000 abstract 1
- 150000003856 quaternary ammonium compounds Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 abstract 1
- 150000003512 tertiary amines Chemical class 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/24—Preparation of carboxylic acid esters by reacting carboxylic acids or derivatives thereof with a carbon-to-oxygen ether bond, e.g. acetal, tetrahydrofuran
- C07C67/26—Preparation of carboxylic acid esters by reacting carboxylic acids or derivatives thereof with a carbon-to-oxygen ether bond, e.g. acetal, tetrahydrofuran with an oxirane ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69507568A | 1968-01-02 | 1968-01-02 | |
| US72854168A | 1968-05-13 | 1968-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1204301A true GB1204301A (en) | 1970-09-03 |
Family
ID=27105506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB26769A Expired GB1204301A (en) | 1968-01-02 | 1969-01-02 | Production of esters of terephthalic and isophthalic acids |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE726350A (en)) |
| BR (1) | BR6905296D0 (en)) |
| CH (1) | CH493460A (en)) |
| DE (1) | DE1900127A1 (en)) |
| FR (1) | FR1600085A (en)) |
| GB (1) | GB1204301A (en)) |
| LU (1) | LU57726A1 (en)) |
| NL (1) | NL6818884A (en)) |
-
1968
- 1968-12-30 CH CH1938868A patent/CH493460A/fr not_active IP Right Cessation
- 1968-12-30 LU LU57726D patent/LU57726A1/xx unknown
- 1968-12-30 FR FR1600085D patent/FR1600085A/fr not_active Expired
- 1968-12-31 BE BE726350D patent/BE726350A/xx unknown
- 1968-12-31 NL NL6818884A patent/NL6818884A/xx unknown
-
1969
- 1969-01-02 BR BR20529669A patent/BR6905296D0/pt unknown
- 1969-01-02 DE DE19691900127 patent/DE1900127A1/de active Pending
- 1969-01-02 GB GB26769A patent/GB1204301A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE726350A (en)) | 1969-06-30 |
| NL6818884A (en)) | 1969-07-04 |
| CH493460A (fr) | 1970-07-15 |
| BR6905296D0 (pt) | 1973-05-03 |
| LU57726A1 (en)) | 1969-04-21 |
| DE1900127A1 (de) | 1969-07-31 |
| FR1600085A (en)) | 1970-07-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |