FR2208870B1 - - Google Patents
Info
- Publication number
- FR2208870B1 FR2208870B1 FR7343107A FR7343107A FR2208870B1 FR 2208870 B1 FR2208870 B1 FR 2208870B1 FR 7343107 A FR7343107 A FR 7343107A FR 7343107 A FR7343107 A FR 7343107A FR 2208870 B1 FR2208870 B1 FR 2208870B1
- Authority
- FR
- France
- 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
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
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/82—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by solid-liquid treatment; by chemisorption
-
- 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
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT3227672A IT971366B (it) | 1972-11-30 | 1972-11-30 | Procedimento per la produzione di 2 2 4 4 diidrossidifenil propano |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2208870A1 FR2208870A1 (en:Method) | 1974-06-28 |
| FR2208870B1 true FR2208870B1 (en:Method) | 1976-10-08 |
Family
ID=11235089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7343107A Expired FR2208870B1 (en:Method) | 1972-11-30 | 1973-11-28 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5714329B2 (en:Method) |
| CA (1) | CA1017361A (en:Method) |
| CH (1) | CH581086A5 (en:Method) |
| DE (1) | DE2359500C2 (en:Method) |
| FR (1) | FR2208870B1 (en:Method) |
| GB (1) | GB1394957A (en:Method) |
| IT (1) | IT971366B (en:Method) |
| NL (1) | NL7316257A (en:Method) |
| YU (1) | YU35565B (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5059721A (en) * | 1990-07-31 | 1991-10-22 | Shell Oil Company | Process for preparing a bisphenol |
| JP6788882B2 (ja) * | 2016-08-09 | 2020-11-25 | イマジン・グローバル・ケア株式会社 | 自然免疫活性化作用を有する多糖類及び該多糖類を含有する自然免疫活性化剤又は飲食品 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1069638B (en:Method) * | 1959-11-26 | |||
| US3073868A (en) * | 1959-02-05 | 1963-01-15 | Hooker Chemical Corp | Production and purification of diphenylolalkanes |
| DE1259346B (de) * | 1962-03-02 | 1968-01-25 | Hooker Chemical Corp | Verfahren zur Reinigung von gem-Diphenylolalkanen |
| DE1793324C3 (de) * | 1968-08-31 | 1978-06-08 | Honshu Chemical Industry Co. Ltd., Tokio | Verfahren zur Reinigung von 2,2-Bis(4-hydroxyphenyl)propan |
| DE1793431A1 (de) * | 1968-09-17 | 1971-07-01 | Bayer Ag | Verfahren zur Reinigung von 4,4'-Dihydroxydiphenylpropan-(2,2) oder des Phenoladduktes dieser Verbindungen |
| BE759937A (en:Method) * | 1969-12-15 | 1971-06-07 | Shell Int Research |
-
1972
- 1972-11-30 IT IT3227672A patent/IT971366B/it active
-
1973
- 1973-11-21 CH CH1636473A patent/CH581086A5/xx not_active IP Right Cessation
- 1973-11-26 GB GB5473473A patent/GB1394957A/en not_active Expired
- 1973-11-28 YU YU309773A patent/YU35565B/xx unknown
- 1973-11-28 JP JP13480673A patent/JPS5714329B2/ja not_active Expired
- 1973-11-28 FR FR7343107A patent/FR2208870B1/fr not_active Expired
- 1973-11-28 NL NL7316257A patent/NL7316257A/xx not_active Application Discontinuation
- 1973-11-29 DE DE19732359500 patent/DE2359500C2/de not_active Expired
- 1973-11-29 CA CA187,020A patent/CA1017361A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2359500C2 (de) | 1984-08-16 |
| YU309773A (en) | 1980-09-25 |
| CA1017361A (en) | 1977-09-13 |
| NL7316257A (en:Method) | 1974-06-04 |
| IT971366B (it) | 1974-04-30 |
| YU35565B (en) | 1981-04-30 |
| CH581086A5 (en:Method) | 1976-10-29 |
| FR2208870A1 (en:Method) | 1974-06-28 |
| JPS5714329B2 (en:Method) | 1982-03-24 |
| DE2359500A1 (de) | 1974-06-27 |
| GB1394957A (en) | 1975-05-21 |
| JPS4982651A (en:Method) | 1974-08-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |