SG53073A1 - Method for purifying 1,1,1-tris(4-hydroxyphenyl) - alkanes - Google Patents
Method for purifying 1,1,1-tris(4-hydroxyphenyl) - alkanesInfo
- Publication number
- SG53073A1 SG53073A1 SG1997003464A SG1997003464A SG53073A1 SG 53073 A1 SG53073 A1 SG 53073A1 SG 1997003464 A SG1997003464 A SG 1997003464A SG 1997003464 A SG1997003464 A SG 1997003464A SG 53073 A1 SG53073 A1 SG 53073A1
- Authority
- SG
- Singapore
- Prior art keywords
- alkanes
- hydroxyphenyl
- purifying
- tris
- Prior art date
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/722,282 US5672776A (en) | 1996-09-27 | 1996-09-27 | Method for purifying 1,1,1-tris(4-hydroxyphenyl)-alkanes |
Publications (1)
Publication Number | Publication Date |
---|---|
SG53073A1 true SG53073A1 (en) | 1998-09-28 |
Family
ID=24901190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1997003464A SG53073A1 (en) | 1996-09-27 | 1997-09-19 | Method for purifying 1,1,1-tris(4-hydroxyphenyl) - alkanes |
Country Status (6)
Country | Link |
---|---|
US (1) | US5672776A (de) |
EP (1) | EP0832868B1 (de) |
JP (1) | JP3944283B2 (de) |
DE (1) | DE69706933T2 (de) |
ES (1) | ES2164305T3 (de) |
SG (1) | SG53073A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060004214A1 (en) * | 2004-06-30 | 2006-01-05 | Gurram Kishan | Methods for preparing 1,1,1-tris(4-hydroxyphenyl)alkanes |
US7304189B2 (en) * | 2005-01-31 | 2007-12-04 | General Electric Company | Methods for preparing 1,1,1-tris(4-hydroxyphenyl)alkanes |
EP2374784A1 (de) * | 2010-04-07 | 2011-10-12 | Bayer MaterialScience AG | Reinigung von Tris-hydroxyaryl-Verbindungen |
US8343608B2 (en) | 2010-08-31 | 2013-01-01 | General Electric Company | Use of appended dyes in optical data storage media |
CN113461493B (zh) * | 2021-07-01 | 2022-08-05 | 万华化学集团股份有限公司 | 一种1,1,1-三(4-羟基苯基)乙烷的制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4992598A (en) * | 1990-02-09 | 1991-02-12 | Hoechst Celanese Corporation | Purification of 1, 1, 1-tris(4'-hydroxyphenyl)ethane |
US5130467A (en) * | 1990-08-31 | 1992-07-14 | Hoechst Celanese Corporation | Acrylate esters of 1,1,1-trishydroxyphenylethane |
US5202505A (en) * | 1992-03-24 | 1993-04-13 | Hoechst Celanese Corporation | Purification of hydroxyphenyl alkanes |
RU2032656C1 (ru) * | 1992-04-23 | 1995-04-10 | Дыкман Аркадий Самуилович | Способ выделения фенола из фенольной смолы производства фенола и ацетона кумольным методом |
-
1996
- 1996-09-27 US US08/722,282 patent/US5672776A/en not_active Expired - Lifetime
-
1997
- 1997-09-12 DE DE69706933T patent/DE69706933T2/de not_active Expired - Lifetime
- 1997-09-12 EP EP97307106A patent/EP0832868B1/de not_active Expired - Lifetime
- 1997-09-12 ES ES97307106T patent/ES2164305T3/es not_active Expired - Lifetime
- 1997-09-19 JP JP25401497A patent/JP3944283B2/ja not_active Expired - Fee Related
- 1997-09-19 SG SG1997003464A patent/SG53073A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE69706933D1 (de) | 2001-10-31 |
EP0832868A3 (de) | 1999-03-17 |
ES2164305T3 (es) | 2002-02-16 |
EP0832868B1 (de) | 2001-09-26 |
JP3944283B2 (ja) | 2007-07-11 |
US5672776A (en) | 1997-09-30 |
JPH10158206A (ja) | 1998-06-16 |
EP0832868A2 (de) | 1998-04-01 |
DE69706933T2 (de) | 2002-04-25 |
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