DE3669311D1 - Verfahren zur herstellung von hydrochinon. - Google Patents
Verfahren zur herstellung von hydrochinon.Info
- Publication number
- DE3669311D1 DE3669311D1 DE8686309978T DE3669311T DE3669311D1 DE 3669311 D1 DE3669311 D1 DE 3669311D1 DE 8686309978 T DE8686309978 T DE 8686309978T DE 3669311 T DE3669311 T DE 3669311T DE 3669311 D1 DE3669311 D1 DE 3669311D1
- Authority
- DE
- Germany
- Prior art keywords
- hydroquinone
- producing
- become
- product
- producing hydroquinone
- 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 - Fee Related
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
- C07C37/08—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by decomposition of hydroperoxides, e.g. cumene hydroperoxide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
- C07C39/08—Dihydroxy benzenes; Alkylated derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI854565A FI73194C (fi) | 1985-11-19 | 1985-11-19 | Foerfarande foer framstaellning av hydrokinon. |
EP86309978A EP0271623B1 (de) | 1985-11-19 | 1986-12-19 | Verfahren zur Herstellung von Hydrochinon |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3669311D1 true DE3669311D1 (de) | 1990-04-12 |
Family
ID=39645543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686309978T Expired - Fee Related DE3669311D1 (de) | 1985-11-19 | 1986-12-19 | Verfahren zur herstellung von hydrochinon. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4801758A (de) |
EP (1) | EP0271623B1 (de) |
AT (1) | ATE50761T1 (de) |
DE (1) | DE3669311D1 (de) |
FI (1) | FI73194C (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112679317B (zh) * | 2019-10-18 | 2023-01-24 | 中国石油化工股份有限公司 | 分离间位二-(2-羟基异丙基)苯和对位二-(2-羟基异丙基)苯的方法 |
CN112679320B (zh) * | 2019-10-18 | 2022-10-11 | 中国石油化工股份有限公司 | 制备间苯二酚和对苯二酚的方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2784238A (en) * | 1953-02-21 | 1957-03-05 | Hercules Powder Co Ltd | Catalyst reactivation in process for production of resorcinols |
DE2036937C3 (de) * | 1970-07-24 | 1978-10-05 | Signal Chemical Co., Los Angeles, Calif. (V.St.A.) | Verfahren zur Gewinnung von p-Diisopropylbenzoldihydroperoxid |
JPS5653546B2 (de) * | 1973-05-02 | 1981-12-19 | ||
US3978142A (en) * | 1974-01-14 | 1976-08-31 | The Goodyear Tire & Rubber Company | Process for producing polyphenols |
JPS599532B2 (ja) * | 1978-05-30 | 1984-03-03 | 三井化学株式会社 | レゾルシンの回収方法 |
DE2843957A1 (de) * | 1978-10-09 | 1980-04-17 | Huels Chemische Werke Ag | Verfahren zur herstellung von araliphatischen dihydroperoxiden |
JPS6050169B2 (ja) * | 1979-11-05 | 1985-11-07 | 三井化学株式会社 | フエノ−ル類の製造方法 |
DE3060634D1 (en) * | 1979-11-30 | 1982-08-19 | Mobil Oil Corp | Co-production of 2-alkanones and phenols |
US4463198A (en) * | 1982-08-23 | 1984-07-31 | The Goodyear Tire & Rubber Company | Method for the rearrangement of dialkylbenzene dihydroperoxides to dihydric phenols |
US4670609A (en) * | 1982-09-29 | 1987-06-02 | The Goodyear Tire & Rubber Company | Dihydric phenol recovery process |
-
1985
- 1985-11-19 FI FI854565A patent/FI73194C/fi not_active IP Right Cessation
-
1986
- 1986-12-19 EP EP86309978A patent/EP0271623B1/de not_active Expired
- 1986-12-19 DE DE8686309978T patent/DE3669311D1/de not_active Expired - Fee Related
- 1986-12-19 AT AT86309978T patent/ATE50761T1/de not_active IP Right Cessation
-
1987
- 1987-05-18 US US07/051,736 patent/US4801758A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI73194B (fi) | 1987-05-29 |
FI73194C (fi) | 1987-09-10 |
ATE50761T1 (de) | 1990-03-15 |
FI854565A0 (fi) | 1985-11-19 |
EP0271623A1 (de) | 1988-06-22 |
US4801758A (en) | 1989-01-31 |
EP0271623B1 (de) | 1990-03-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |