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
Application number
JP2002581369A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004532845A (ja
Filing date
Publication date
Priority claimed from US09/834,460 external-priority patent/US6465697B1/en
Application filed filed Critical
Publication of JP2004532845A publication Critical patent/JP2004532845A/ja
Publication of JP2004532845A5 publication Critical patent/JP2004532845A5/ja
Pending legal-status Critical Current

Links

JP2002581369A 2001-04-13 2002-04-04 ポリフェノール製造用触媒プロモーター Pending JP2004532845A (ja)

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 (enExample) 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)

Country Link
US (1) US6465697B1 (enExample)
EP (1) EP1379490A1 (enExample)
JP (1) JP2004532845A (enExample)
KR (1) KR20030093309A (enExample)
CN (1) CN1501902A (enExample)
TW (1) TWI297336B (enExample)
WO (1) WO2002083611A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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
KR20070102691A (ko) * 2005-01-28 2007-10-19 다우 글로벌 테크놀로지스 인크. 산 촉매로서 사용하기 전에 양이온 교환 수지를안정화시키는 방법, 및 화학 공정에서의 이러한 안정화된양이온 교환 수지의 용도
ES2371413T3 (es) * 2006-05-04 2012-01-02 Badger Licensing Llc Procedimiento mejorado para la fabricación de polifenoles.
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
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
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
JP7648518B2 (ja) * 2018-09-05 2025-03-18 バジャー・ライセンシング・エルエルシー ビスフェノールを製造するプロセス
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)

* Cited by examiner, † Cited by third party
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.

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