JPS5012428B1 - - Google Patents
Info
- Publication number
- JPS5012428B1 JPS5012428B1 JP11061570A JP11061570A JPS5012428B1 JP S5012428 B1 JPS5012428 B1 JP S5012428B1 JP 11061570 A JP11061570 A JP 11061570A JP 11061570 A JP11061570 A JP 11061570A JP S5012428 B1 JPS5012428 B1 JP S5012428B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
- C07C37/86—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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88533369A | 1969-12-15 | 1969-12-15 | |
| US88533469A | 1969-12-15 | 1969-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5012428B1 true JPS5012428B1 (en) | 1975-05-12 |
Family
ID=27128758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11061570A Pending JPS5012428B1 (en) | 1969-12-15 | 1970-12-14 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5012428B1 (en) |
| BE (1) | BE759937A (en) |
| DE (1) | DE2061531A1 (en) |
| FR (1) | FR2073717A5 (en) |
| GB (1) | GB1274798A (en) |
| NL (1) | NL7018177A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007088689A1 (en) * | 2006-02-02 | 2007-08-09 | Idemitsu Kosan Co., Ltd. | Process and equipment for the recovery of bisphenol a |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT971366B (en) * | 1972-11-30 | 1974-04-30 | Sir Soc Italiana Resine Spa | PROCEDURE FOR THE PRODUCTION OF 2 2 4 4 DIIDROXIDIPHENYL PROPANE |
| FR2289476A1 (en) * | 1974-10-31 | 1976-05-28 | Rhone Poulenc Ind | PROCESS FOR CRYSTALLIZING A DI (4-HYDROXY-PHENYL) 2,2 PROPANE AND PHENOL COMPLEX |
| US4212997A (en) * | 1978-06-27 | 1980-07-15 | General Electric Company | Process for recovering 2,2-bis(4-hydroxyphenyl)propane from an adduct of 2,2-bis(4-hydroxyphenyl)propane and phenol |
| JPH066542B2 (en) * | 1987-05-06 | 1994-01-26 | 三井東圧化学株式会社 | Method for producing bisphenol A |
| DE4105428A1 (en) * | 1991-02-21 | 1992-08-27 | Bayer Ag | METHOD FOR CLEANING BISPHENOLS |
| US5210329A (en) * | 1992-02-18 | 1993-05-11 | General Electric Company | Process for preparing bisphenol-A |
| US7423110B2 (en) | 2002-04-15 | 2008-09-09 | Solvay Advanced Polymers, L.L.C. | Polysulfone compositions exhibiting very low color and high light transmittance properties and articles made therefrom |
-
0
- BE BE759937D patent/BE759937A/xx not_active IP Right Cessation
-
1970
- 1970-12-14 NL NL7018177A patent/NL7018177A/xx not_active Application Discontinuation
- 1970-12-14 JP JP11061570A patent/JPS5012428B1/ja active Pending
- 1970-12-14 GB GB5922870A patent/GB1274798A/en not_active Expired
- 1970-12-14 DE DE19702061531 patent/DE2061531A1/en not_active Ceased
- 1970-12-14 FR FR7044968A patent/FR2073717A5/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007088689A1 (en) * | 2006-02-02 | 2007-08-09 | Idemitsu Kosan Co., Ltd. | Process and equipment for the recovery of bisphenol a |
| JP2007204433A (en) * | 2006-02-02 | 2007-08-16 | Idemitsu Kosan Co Ltd | Method for recovery of bisphenol-a and recovery equipment therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| BE759937A (en) | 1971-06-07 |
| GB1274798A (en) | 1972-05-17 |
| NL7018177A (en) | 1971-06-17 |
| DE2061531A1 (en) | 1971-06-24 |
| FR2073717A5 (en) | 1971-10-01 |