SU747417A3 - Способ переработки высококип щих остатков производства диметилтерефталата - Google Patents
Способ переработки высококип щих остатков производства диметилтерефталата Download PDFInfo
- Publication number
- SU747417A3 SU747417A3 SU762428803A SU2428803A SU747417A3 SU 747417 A3 SU747417 A3 SU 747417A3 SU 762428803 A SU762428803 A SU 762428803A SU 2428803 A SU2428803 A SU 2428803A SU 747417 A3 SU747417 A3 SU 747417A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- fraction
- residue
- esterification
- meoh
- mixt
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract description 24
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 title abstract description 10
- 238000009835 boiling Methods 0.000 title description 2
- 238000004519 manufacturing process Methods 0.000 title description 2
- 239000002699 waste material Substances 0.000 title 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 63
- 230000032050 esterification Effects 0.000 abstract description 19
- 238000005886 esterification reaction Methods 0.000 abstract description 19
- 150000002148 esters Chemical class 0.000 abstract description 14
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 abstract description 6
- -1 aromatic carboxylic acids Chemical class 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 3
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 abstract 2
- XZRHNAFEYMSXRG-UHFFFAOYSA-N 2,5-dimethylbenzoic acid Chemical compound CC1=CC=C(C)C(C(O)=O)=C1 XZRHNAFEYMSXRG-UHFFFAOYSA-N 0.000 abstract 1
- 238000004821 distillation Methods 0.000 description 18
- 239000000203 mixture Substances 0.000 description 13
- 210000000540 fraction c Anatomy 0.000 description 11
- 210000002196 fr. b Anatomy 0.000 description 10
- 210000003918 fraction a Anatomy 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 5
- GOUHYARYYWKXHS-UHFFFAOYSA-N 4-formylbenzoic acid Chemical compound OC(=O)C1=CC=C(C=O)C=C1 GOUHYARYYWKXHS-UHFFFAOYSA-N 0.000 description 4
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 150000004702 methyl esters Chemical class 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- REIDAMBAPLIATC-UHFFFAOYSA-N 4-methoxycarbonylbenzoic acid Chemical compound COC(=O)C1=CC=C(C(O)=O)C=C1 REIDAMBAPLIATC-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000006266 etherification reaction Methods 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- LPNBBFKOUUSUDB-UHFFFAOYSA-N p-toluic acid Chemical compound CC1=CC=C(C(O)=O)C=C1 LPNBBFKOUUSUDB-UHFFFAOYSA-N 0.000 description 2
- FGOJCPKOOGIRPA-UHFFFAOYSA-N 1-o-tert-butyl 4-o-ethyl 5-oxoazepane-1,4-dicarboxylate Chemical compound CCOC(=O)C1CCN(C(=O)OC(C)(C)C)CCC1=O FGOJCPKOOGIRPA-UHFFFAOYSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- VJWORPIDFOOOQR-UHFFFAOYSA-N C1(=CC=C(C=C1)C(=O)O)C.COC Chemical compound C1(=CC=C(C=C1)C(=O)O)C.COC VJWORPIDFOOOQR-UHFFFAOYSA-N 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 235000001484 Trigonella foenum graecum Nutrition 0.000 description 1
- 244000250129 Trigonella foenum graecum Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 235000010357 aspartame Nutrition 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000004653 carbonic acids Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- OJURWUUOVGOHJZ-UHFFFAOYSA-N methyl 2-[(2-acetyloxyphenyl)methyl-[2-[(2-acetyloxyphenyl)methyl-(2-methoxy-2-oxoethyl)amino]ethyl]amino]acetate Chemical compound C=1C=CC=C(OC(C)=O)C=1CN(CC(=O)OC)CCN(CC(=O)OC)CC1=CC=CC=C1OC(C)=O OJURWUUOVGOHJZ-UHFFFAOYSA-N 0.000 description 1
- FEIOASZZURHTHB-UHFFFAOYSA-N methyl 4-formylbenzoate Chemical compound COC(=O)C1=CC=C(C=O)C=C1 FEIOASZZURHTHB-UHFFFAOYSA-N 0.000 description 1
- QSSJZLPUHJDYKF-UHFFFAOYSA-N methyl 4-methylbenzoate Chemical compound COC(=O)C1=CC=C(C)C=C1 QSSJZLPUHJDYKF-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000011987 methylation Effects 0.000 description 1
- 238000007069 methylation reaction Methods 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 125000005440 p-toluyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1C(*)=O)C([H])([H])[H] 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
-
- 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
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL1975185698A PL115115B1 (en) | 1975-12-17 | 1975-12-17 | Method of processing of residue after raw esters distillation and residue after distillation of filtrate from crystallization obtainable in the process of dimethyl terephthalate manufacture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU747417A3 true SU747417A3 (ru) | 1980-07-23 |
Family
ID=19974792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU762428803A SU747417A3 (ru) | 1975-12-17 | 1976-12-15 | Способ переработки высококип щих остатков производства диметилтерефталата |
Country Status (7)
| Country | Link |
|---|---|
| CS (1) | CS192468B2 (enExample) |
| DE (1) | DE2655463B2 (enExample) |
| FI (1) | FI763612A7 (enExample) |
| PL (1) | PL115115B1 (enExample) |
| RO (1) | RO69922A (enExample) |
| SU (1) | SU747417A3 (enExample) |
| TR (1) | TR19694A (enExample) |
-
1975
- 1975-12-17 PL PL1975185698A patent/PL115115B1/pl unknown
-
1976
- 1976-12-07 DE DE2655463A patent/DE2655463B2/de not_active Withdrawn
- 1976-12-13 CS CS768131A patent/CS192468B2/cs unknown
- 1976-12-15 SU SU762428803A patent/SU747417A3/ru active
- 1976-12-15 FI FI763612A patent/FI763612A7/fi not_active Application Discontinuation
- 1976-12-16 RO RO7688757A patent/RO69922A/ro unknown
- 1976-12-17 TR TR19694A patent/TR19694A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2655463A1 (de) | 1977-06-23 |
| PL115115B1 (en) | 1981-03-31 |
| FI763612A7 (enExample) | 1977-06-18 |
| CS192468B2 (en) | 1979-08-31 |
| RO69922A (ro) | 1980-08-15 |
| TR19694A (tr) | 1979-10-11 |
| DE2655463B2 (de) | 1981-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5175323A (en) | Preparation of esterified propoxylated glycerin by transesterification | |
| CA2428575A1 (en) | Method for producing esters of multibasic acids | |
| EP2295394A1 (en) | Process for the purification of crude glycerol | |
| SU747417A3 (ru) | Способ переработки высококип щих остатков производства диметилтерефталата | |
| US3431296A (en) | Process for preparation of high purity terephthalic acid | |
| SU1053735A3 (ru) | Способ выделени катализатора на основе ацетатов кобальта и марганца из остатка производства диметилтерефталата | |
| KR940002212A (ko) | 오존을 사용하는 아세트산 및/또는 아세트산 무수물의 정제방법 | |
| US3859335A (en) | Process for obtaining esters from cyclohexanone waste | |
| JP2001322968A (ja) | メタクリル酸エステルの精製方法 | |
| Hurd et al. | Vinylation and the Formation of Acylals | |
| SU888814A3 (ru) | Способ получени диметилтерефталата | |
| US4810798A (en) | Recovery of pyridine or methylpyridines or mixtures thereof from methyl butanedicarboxylate containing reaction mixtures | |
| US6218567B1 (en) | Process for preparing hydroxybenzoic esters of oxo alcohols | |
| SU405329A1 (ru) | Способ получени ароматических окси- или метоксиспиртов или их сложных эфиров | |
| CA2307593A1 (en) | Continuous process for the production of carboxylic acid esters of alkylene glycol monoalkyl ethers | |
| GB2015509A (en) | Recovery of methacrylic acid and alcohol in methacrylate production process | |
| SU621313A3 (ru) | Способ выделени дикарбоксилата пропиленгликол | |
| JPH11286482A (ja) | γ−ブチロラクトンの精製方法 | |
| SU910587A1 (ru) | Способ выделени уксусной кислоты из водных растворов гомологов | |
| US3370088A (en) | Separation of benzophenone 2, 4'-and 4, 4'-dicarboxylic acids | |
| SU1004351A1 (ru) | Способ получени сложных эфиров дикарбоновых кислот | |
| SU427923A1 (ru) | Способ получения сложных эфиров непределбпб1х оксикарбоновых кислот | |
| CN100408546C (zh) | 酯化合物及其在合成丙烯酸酯中的应用 | |
| US3448146A (en) | Process for purifying terephthalic acid | |
| SU1047920A1 (ru) | Способ получени полиэфиров |