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 (en) | 1972-11-30 | 1972-11-30 | PROCEDURE FOR THE PRODUCTION OF 2 2 4 4 DIIDROXIDIPHENYL PROPANE |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2208870A1 FR2208870A1 (en) | 1974-06-28 |
| FR2208870B1 true FR2208870B1 (en) | 1976-10-08 |
Family
ID=11235089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7343107A Expired FR2208870B1 (en) | 1972-11-30 | 1973-11-28 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5714329B2 (en) |
| CA (1) | CA1017361A (en) |
| CH (1) | CH581086A5 (en) |
| DE (1) | DE2359500C2 (en) |
| FR (1) | FR2208870B1 (en) |
| GB (1) | GB1394957A (en) |
| IT (1) | IT971366B (en) |
| NL (1) | NL7316257A (en) |
| YU (1) | YU35565B (en) |
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 (en) * | 2016-08-09 | 2020-11-25 | イマジン・グローバル・ケア株式会社 | Polysaccharides having an innate immunity activating effect and innate immunity activators or foods and drinks containing the polysaccharides |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1069638B (en) * | 1959-11-26 | |||
| US3073868A (en) * | 1959-02-05 | 1963-01-15 | Hooker Chemical Corp | Production and purification of diphenylolalkanes |
| DE1259346B (en) * | 1962-03-02 | 1968-01-25 | Hooker Chemical Corp | Process for the purification of gem-diphenylolalkanes |
| DE1793324C3 (en) * | 1968-08-31 | 1978-06-08 | Honshu Chemical Industry Co. Ltd., Tokio | Process for the purification of 2,2-bis (4-hydroxyphenyl) propane |
| DE1793431A1 (en) * | 1968-09-17 | 1971-07-01 | Bayer Ag | Process for the purification of 4,4'-dihydroxydiphenylpropane- (2,2) or the phenol adduct of these compounds |
| BE759937A (en) * | 1969-12-15 | 1971-06-07 | Shell Int Research |
-
1972
- 1972-11-30 IT IT3227672A patent/IT971366B/en 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/en unknown
- 1973-11-28 NL NL7316257A patent/NL7316257A/xx not_active Application Discontinuation
- 1973-11-28 JP JP13480673A patent/JPS5714329B2/ja not_active Expired
- 1973-11-28 FR FR7343107A patent/FR2208870B1/fr not_active Expired
- 1973-11-29 DE DE19732359500 patent/DE2359500C2/en not_active Expired
- 1973-11-29 CA CA187,020A patent/CA1017361A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2359500A1 (en) | 1974-06-27 |
| GB1394957A (en) | 1975-05-21 |
| JPS4982651A (en) | 1974-08-08 |
| IT971366B (en) | 1974-04-30 |
| JPS5714329B2 (en) | 1982-03-24 |
| NL7316257A (en) | 1974-06-04 |
| FR2208870A1 (en) | 1974-06-28 |
| YU35565B (en) | 1981-04-30 |
| YU309773A (en) | 1980-09-25 |
| CH581086A5 (en) | 1976-10-29 |
| DE2359500C2 (en) | 1984-08-16 |
| CA1017361A (en) | 1977-09-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |