ATE90665T1 - Reinigung von diphenylphthalaten. - Google Patents
Reinigung von diphenylphthalaten.Info
- Publication number
- ATE90665T1 ATE90665T1 AT89305187T AT89305187T ATE90665T1 AT E90665 T1 ATE90665 T1 AT E90665T1 AT 89305187 T AT89305187 T AT 89305187T AT 89305187 T AT89305187 T AT 89305187T AT E90665 T1 ATE90665 T1 AT E90665T1
- Authority
- AT
- Austria
- Prior art keywords
- purified
- crude
- phthalate
- mixtures
- diphenylphthalates
- Prior art date
Links
- 238000000746 purification Methods 0.000 title 1
- 239000000203 mixture Substances 0.000 abstract 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 239000008346 aqueous phase Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- -1 diaryl phthalate Chemical compound 0.000 abstract 1
- DWNAQMUDCDVSLT-UHFFFAOYSA-N diphenyl phthalate Chemical class C=1C=CC=C(C(=O)OC=2C=CC=CC=2)C=1C(=O)OC1=CC=CC=C1 DWNAQMUDCDVSLT-UHFFFAOYSA-N 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 150000002531 isophthalic acids Chemical class 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 239000012071 phase Substances 0.000 abstract 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 abstract 1
- 150000003504 terephthalic acids 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
- C07C67/08—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
- C07C67/48—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)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Indole Compounds (AREA)
- Working-Up Tar And Pitch (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/198,037 US4868324A (en) | 1988-05-24 | 1988-05-24 | Purification of diphenyl phthalates |
| EP89305187A EP0343916B1 (de) | 1988-05-24 | 1989-05-23 | Reinigung von Diphenylphthalaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE90665T1 true ATE90665T1 (de) | 1993-07-15 |
Family
ID=22731752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT89305187T ATE90665T1 (de) | 1988-05-24 | 1989-05-23 | Reinigung von diphenylphthalaten. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4868324A (de) |
| EP (1) | EP0343916B1 (de) |
| JP (1) | JPH0217152A (de) |
| AT (1) | ATE90665T1 (de) |
| DE (1) | DE68907129T2 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60143903D1 (de) * | 2000-09-11 | 2011-03-03 | Nof Corp | Verfahren zur herstellung von estern |
| JP4435434B2 (ja) * | 2001-01-12 | 2010-03-17 | 日油株式会社 | エステルワックスおよび該ワックスを用いたトナー |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3705186A (en) * | 1968-01-31 | 1972-12-05 | Chemische Werke Witten Gmbh | Process for the preparation of diphenyl terephthalate |
| GB1279203A (en) * | 1970-03-18 | 1972-06-28 | Ici Ltd | Improvements in and relating to the production of esters |
| DE2230226C3 (de) * | 1972-06-21 | 1975-11-20 | Basf Ag, 6700 Ludwigshafen | Verfahren zur kontinuierlichen Herstellung von Dicarbonsäurediestern unter weitgehender Abwasserreinigung |
| DE2612355C3 (de) * | 1976-03-24 | 1983-11-17 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Abtrennung von Katalysatoren aus rohen Weichmacherestern |
| JPS55130937A (en) * | 1979-03-29 | 1980-10-11 | Sekisui Chem Co Ltd | Preparation of ester |
| DE3045332C2 (de) * | 1980-12-02 | 1982-11-25 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Gewinnung und Wiederverwendung von Schwermetalloxidationskatalysator aus Rückständen im Witten-DMT-Prozeß |
| US4760166A (en) * | 1987-08-11 | 1988-07-26 | Hoechst Celanese Corporation | Purification of diphenyl phthalates |
-
1988
- 1988-05-24 US US07/198,037 patent/US4868324A/en not_active Expired - Fee Related
-
1989
- 1989-05-23 AT AT89305187T patent/ATE90665T1/de not_active IP Right Cessation
- 1989-05-23 DE DE89305187T patent/DE68907129T2/de not_active Expired - Fee Related
- 1989-05-23 EP EP89305187A patent/EP0343916B1/de not_active Expired - Lifetime
- 1989-05-24 JP JP1131237A patent/JPH0217152A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE68907129D1 (de) | 1993-07-22 |
| EP0343916B1 (de) | 1993-06-16 |
| US4868324A (en) | 1989-09-19 |
| EP0343916A3 (en) | 1990-05-16 |
| EP0343916A2 (de) | 1989-11-29 |
| DE68907129T2 (de) | 1993-09-30 |
| JPH0217152A (ja) | 1990-01-22 |
| JPH0573734B2 (de) | 1993-10-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |