NL7018177A - - Google Patents
Info
- Publication number
- NL7018177A NL7018177A NL7018177A NL7018177A NL7018177A NL 7018177 A NL7018177 A NL 7018177A NL 7018177 A NL7018177 A NL 7018177A NL 7018177 A NL7018177 A NL 7018177A NL 7018177 A NL7018177 A NL 7018177A
- 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
- C07C37/68—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 |
|---|---|
| NL7018177A true NL7018177A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-06-17 |
Family
ID=27128758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7018177A NL7018177A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-12-15 | 1970-12-14 |
Country Status (6)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT971366B (it) * | 1972-11-30 | 1974-04-30 | Sir Soc Italiana Resine Spa | Procedimento per la produzione di 2 2 4 4 diidrossidifenil propano |
| FR2289476A1 (fr) * | 1974-10-31 | 1976-05-28 | Rhone Poulenc Ind | Procede de cristallisation d'un complexe de di(hydroxy-4 phenyl) 2,2 propane et de phenol |
| 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 (ja) * | 1987-05-06 | 1994-01-26 | 三井東圧化学株式会社 | ビスフェノ−ルａの製造方法 |
| DE4105428A1 (de) * | 1991-02-21 | 1992-08-27 | Bayer Ag | Verfahren zur reinigung von bisphenolen |
| US5210329A (en) * | 1992-02-18 | 1993-05-11 | General Electric Company | Process for preparing bisphenol-A |
| EP1497375B1 (en) | 2002-04-15 | 2007-12-26 | Solvay Advanced Polymers, LLC | Polysulfone compositions exhibiting very low color and high light transmittance properties and articles made therefrom |
| JP4918264B2 (ja) * | 2006-02-02 | 2012-04-18 | 出光興産株式会社 | ビスフェノールａの回収方法および回収設備 |
-
0
- BE BE759937D patent/BE759937A/xx not_active IP Right Cessation
-
1970
- 1970-12-14 DE DE19702061531 patent/DE2061531A1/de not_active Ceased
- 1970-12-14 JP JP11061570A patent/JPS5012428B1/ja active Pending
- 1970-12-14 NL NL7018177A patent/NL7018177A/xx not_active Application Discontinuation
- 1970-12-14 FR FR7044968A patent/FR2073717A5/fr not_active Expired
- 1970-12-14 GB GB5922870A patent/GB1274798A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2073717A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-10-01 |
| DE2061531A1 (de) | 1971-06-24 |
| BE759937A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-06-07 |
| JPS5012428B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-12 |
| GB1274798A (en) | 1972-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BI | The patent application has been withdrawn |