NL127228C - - Google Patents
Info
- Publication number
- NL127228C NL127228C NL127228DC NL127228C NL 127228 C NL127228 C NL 127228C NL 127228D C NL127228D C NL 127228DC NL 127228 C NL127228 C NL 127228C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
- C07C37/52—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP23176A DE1105878B (de) | 1959-07-15 | 1959-07-15 | Verfahren zur Gewinnung von reinem Phenol aus Reaktionsgemischen, die durch Spalten von Isopropylbenzol-hydroperoxyd erhalten worden sind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL127228C true NL127228C (fi) |
Family
ID=7369090
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL253825D NL253825A (fi) | 1959-07-15 | ||
| NL127228D NL127228C (fi) | 1959-07-15 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL253825D NL253825A (fi) | 1959-07-15 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3180897A (fi) |
| BE (1) | BE592888A (fi) |
| CH (1) | CH412929A (fi) |
| DE (1) | DE1105878B (fi) |
| DK (1) | DK103301C (fi) |
| LU (1) | LU38668A1 (fi) |
| NL (2) | NL127228C (fi) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850996A (en) * | 1970-10-08 | 1974-11-26 | Hercules Inc | Treatment of the heavy ends fraction of cumene hydroperoxide cleavage reaction mixture |
| US3896006A (en) * | 1972-06-01 | 1975-07-22 | Bp Chem Int Ltd | Mesityl oxide removal from high-purity phenol |
| US4026791A (en) * | 1975-10-02 | 1977-05-31 | Pullman Incorporated | Treatment of aqueous waste |
| GB1574420A (en) * | 1976-12-18 | 1980-09-03 | Bp Chem Int Ltd | Process for recovering crude phenol from catalyst-free cumene hydroperoxide cleavage reaction products |
| JPS593976B2 (ja) * | 1977-09-30 | 1984-01-27 | 三井化学株式会社 | レゾルシンの回収方法 |
| EP0032255B1 (en) * | 1979-12-31 | 1984-03-14 | Uop Inc. | Process for the direct neutralisation of a reaction mixture resulting from the acid cleavage of an alpha-hydroxy derivative of an alkyl-substituted aromatic hydrocarbon and the removal of the formed salt |
| US5504251A (en) * | 1995-03-09 | 1996-04-02 | General Electric Company | Co-cracking of BPA and phenol process tars |
| ITMI980864A1 (it) * | 1998-04-23 | 1999-10-23 | Enichem Spa | Processo per l'estrazione dei sali contenuti nel prodotto scisso neutralizzato ottenuto nella preparazione di fenolo via ossidazione |
| US7626060B2 (en) | 2003-07-11 | 2009-12-01 | INEOS Phenol GmbH & Co., KG | Process for the preparation of phenolic compounds, for separating phenol from cleavage product mixtures, and an apparatus |
| KR102337898B1 (ko) * | 2017-11-20 | 2021-12-09 | 주식회사 엘지화학 | 페놀 제조 공정에서의 부산물 분해방법 |
| KR102457801B1 (ko) * | 2017-11-20 | 2022-10-21 | 주식회사 엘지화학 | 페놀 제조 공정에서의 부산물 분해방법 |
| KR102441602B1 (ko) * | 2018-12-20 | 2022-09-06 | 주식회사 엘지화학 | 페놀계 부산물 분해 방법 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2720549A (en) * | 1955-10-11 | Recovery of phenol | ||
| CA514336A (en) * | 1955-07-05 | Bewley Thomas | Process for the recovery of phenol |
-
0
- LU LU38668D patent/LU38668A1/xx unknown
- NL NL253825D patent/NL253825A/xx unknown
- NL NL127228D patent/NL127228C/xx active
- BE BE592888D patent/BE592888A/fr unknown
-
1959
- 1959-07-15 DE DEP23176A patent/DE1105878B/de active Pending
-
1960
- 1960-05-20 CH CH586060A patent/CH412929A/de unknown
- 1960-07-07 DK DK265760AA patent/DK103301C/da active
- 1960-07-11 US US42183A patent/US3180897A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DK103301C (da) | 1965-12-13 |
| BE592888A (fi) | |
| US3180897A (en) | 1965-04-27 |
| CH412929A (de) | 1966-05-15 |
| DE1105878B (de) | 1961-05-04 |
| NL253825A (fi) | |
| LU38668A1 (fi) |