JP2004532845A5 - - Google Patents
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- Publication number
- JP2004532845A5 JP2004532845A5 JP2002581369A JP2002581369A JP2004532845A5 JP 2004532845 A5 JP2004532845 A5 JP 2004532845A5 JP 2002581369 A JP2002581369 A JP 2002581369A JP 2002581369 A JP2002581369 A JP 2002581369A JP 2004532845 A5 JP2004532845 A5 JP 2004532845A5
- Authority
- JP
- Japan
- Prior art keywords
- dithioketal
- catalyst
- catalyst promoter
- carbonyl compound
- acid catalyst
- Prior art date
- 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
- 239000003054 catalyst Substances 0.000 claims 6
- 239000000376 reactant Substances 0.000 claims 5
- 239000003377 acid catalyst Substances 0.000 claims 4
- 150000001728 carbonyl compounds Chemical class 0.000 claims 4
- 238000000034 method Methods 0.000 claims 3
- 150000002989 phenols Chemical class 0.000 claims 2
- -1 polyphenol compound Chemical class 0.000 claims 2
- 230000002378 acidificating Effects 0.000 claims 1
- 125000002723 alicyclic group Chemical group 0.000 claims 1
- 125000001931 aliphatic group Chemical group 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 claims 1
- 125000003118 aryl group Chemical group 0.000 claims 1
- 125000004432 carbon atoms Chemical group C* 0.000 claims 1
- 238000005341 cation exchange Methods 0.000 claims 1
- 239000003729 cation exchange resin Substances 0.000 claims 1
- 125000000623 heterocyclic group Chemical group 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 125000004435 hydrogen atoms Chemical group [H]* 0.000 claims 1
- 239000012535 impurity Substances 0.000 claims 1
- 235000013824 polyphenols Nutrition 0.000 claims 1
- 125000004417 unsaturated alkyl group Chemical group 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/834,460 | 2001-04-13 | ||
| US09/834,460 US6465697B1 (en) | 2001-04-13 | 2001-04-13 | Catalyst promotor for the manufacture of polyphenols |
| PCT/NL2002/000228 WO2002083611A1 (en) | 2001-04-13 | 2002-04-04 | Catalyst promoter for the manufacture of polyphenols |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2004532845A JP2004532845A (ja) | 2004-10-28 |
| JP2004532845A5 true JP2004532845A5 (US20050008885A1-20050113-C00001.png) | 2005-12-22 |
Family
ID=25266994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002581369A Pending JP2004532845A (ja) | 2001-04-13 | 2002-04-04 | ポリフェノール製造用触媒プロモーター |
Country Status (7)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2819805B1 (fr) * | 2001-01-23 | 2003-03-21 | Atofina | Procede de fabrication du bisphenol a |
| US20040249229A1 (en) * | 2003-06-06 | 2004-12-09 | Gee Jeffery C. | Isomerization of olefins with carboxylic acid |
| US7321069B2 (en) * | 2004-12-17 | 2008-01-22 | General Electric Company | Process for preparing bisphenols |
| US7923586B2 (en) * | 2005-01-28 | 2011-04-12 | Dow Global Technologies Llc | Method for stabilizing a cation exchange resin prior to use as an acid catalyst and use of said stabilized cation exchange resin in a chemical process |
| KR101331739B1 (ko) * | 2006-05-04 | 2013-11-26 | 바져 라이센싱 엘엘씨 | 개선된 폴리페놀 제조 공정 |
| TWI494296B (zh) | 2011-12-28 | 2015-08-01 | Rohm & Haas | 經處理、促進之離子交換樹脂觸媒之用途 |
| TWI494163B (zh) | 2011-12-28 | 2015-08-01 | Rohm & Haas | 經處理、促進之離子交換樹脂觸媒之用途及製造方法 |
| JP6922575B2 (ja) | 2016-09-14 | 2021-08-18 | 三菱ケミカル株式会社 | 多価フェノール化合物およびその製造方法 |
| KR20210055062A (ko) * | 2018-09-05 | 2021-05-14 | 바져 라이센싱 엘엘씨 | 비스페놀-a의 제조 방법 |
| CN115466204B (zh) * | 2022-03-22 | 2024-04-09 | 合肥江新化工科技有限公司 | 一种2,2-二甲硫基丙烷的连续化生产方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2730552A (en) | 1956-01-10 | williamson | ||
| US2229665A (en) * | 1939-08-14 | 1941-01-28 | Du Pont | Preparation of alkyl ketals from mercaptoles and alcohols |
| US2468982A (en) | 1946-10-19 | 1949-05-03 | Goodrich Co B F | Preparation of bis-phenols |
| US2602821A (en) * | 1951-07-23 | 1952-07-08 | Schell Dev Company | Production of bis (hydroxyphenyl) compounds |
| US3394089A (en) | 1964-12-02 | 1968-07-23 | Dow Chemical Co | Ion exchange catalyst for the preparation of bisphenols |
| AU474155B2 (en) * | 1972-12-29 | 1975-07-03 | Monsanto Australia Limited | Production of bis (hydroxyphenyl) alkanes |
| NL7410872A (nl) | 1974-08-14 | 1976-02-17 | Shell Int Research | Werkwijze voor het zuiveren van in polyhydroxy- verbindingen aanwezige ruwe bishydroxyarylver- bindingen. |
| JPS56131534A (en) * | 1980-03-17 | 1981-10-15 | Mitsubishi Chem Ind Ltd | Preparation of bisphenol |
| US4443635A (en) | 1982-12-06 | 1984-04-17 | Shell Oil Company | Removal of color bodies in bisphenol production |
| US4822923A (en) | 1987-10-19 | 1989-04-18 | Shell Oil Company | Isomerization of by-products of bis-phenol synthesis |
| US4859803A (en) | 1988-05-16 | 1989-08-22 | Shell Oil Company | Preparation of bisphenols |
| US5001281A (en) | 1989-08-11 | 1991-03-19 | Shell Oil Company | Isomerization of bis-phenols |
| US5493060A (en) * | 1994-09-16 | 1996-02-20 | Aristech Chemical Corporation | Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane |
| EP0876319B1 (en) | 1995-12-19 | 2001-06-20 | Shell Internationale Researchmaatschappij B.V. | Improved process for the production of bisphenols |
| ZA972382B (en) | 1996-03-21 | 1997-09-25 | Shell Int Research | Fixed bed reactor packing. |
-
2001
- 2001-04-13 US US09/834,460 patent/US6465697B1/en not_active Expired - Fee Related
- 2001-09-21 TW TW090123346A patent/TWI297336B/zh not_active IP Right Cessation
-
2002
- 2002-04-04 JP JP2002581369A patent/JP2004532845A/ja active Pending
- 2002-04-04 WO PCT/NL2002/000228 patent/WO2002083611A1/en not_active Application Discontinuation
- 2002-04-04 EP EP02718714A patent/EP1379490A1/en not_active Withdrawn
- 2002-04-04 KR KR10-2003-7013343A patent/KR20030093309A/ko not_active Application Discontinuation
- 2002-04-04 CN CNA028081390A patent/CN1501902A/zh active Pending
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