PL319673A1 - Biphenoles preparation process - Google Patents

Biphenoles preparation process

Info

Publication number: PL319673A1
Authority: PL; Poland
Prior art keywords: biphenoles; preparation process; preparation; biphenoles preparation
Prior art date: 1996-04-24

Application number

PL31967397A

Other versions

PL187693B1 (en

Inventor

Qiu Tan

Zuquan Jin

Hongshou Jiang

Zongzhang Liu

Bingjun He

Original Assignee

China Petrochemical Corp

Univ Tianjin

Priority date (The priority date 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 date listed.)

1996-04-24

Filing date

1997-04-23

Publication date

1997-10-27

1997-04-23 Application filed by China Petrochemical Corp, Univ Tianjin filed Critical China Petrochemical Corp

1997-10-27 Publication of PL319673A1 publication Critical patent/PL319673A1/en

2004-09-30 Publication of PL187693B1 publication Critical patent/PL187693B1/en

Links

PL97319673A 1996-04-24 1997-04-23 Biphenoles preparation process PL187693B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CN96105072A CN1092628C (en)	1996-04-24	1996-04-24	producing bisphenol by using modified ion exchange rerin with special porous structure as catalyst

Publications (2)

Publication Number	Publication Date
PL319673A1 true PL319673A1 (en)	1997-10-27
PL187693B1 PL187693B1 (en)	2004-09-30

Family

ID=5118711

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PL97319673A PL187693B1 (en)	1996-04-24	1997-04-23	Biphenoles preparation process

Country Status (2)

Country	Link
CN (1)	CN1092628C (en)
PL (1)	PL187693B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN105008318A (en) *	2013-03-13	2015-10-28	温特沙尔控股有限公司	Process for the preparation of substituted tris(2-hydroxyphenyl)methane
CN113492018B (en) *	2020-04-01	2024-01-09	丹东明珠特种树脂有限公司	Resin catalyst for bisphenol A synthesis and application of bisphenol A in catalytic synthesis

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2931036A1 (en) *	1979-07-31	1981-02-26	Bayer Ag	CATALYST FOR THE PRODUCTION OF BISPHENOLS
CN1034398C (en) *	1991-09-16	1997-04-02	中国石油化工总公司	Prodn. technology and apparatus of on-exchange resin catalyst used in bisphenol synthesis

1996
- 1996-04-24 CN CN96105072A patent/CN1092628C/en not_active Expired - Fee Related
1997
- 1997-04-23 PL PL97319673A patent/PL187693B1/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
CN1163256A (en)	1997-10-29
PL187693B1 (en)	2004-09-30
CN1092628C (en)	2002-10-16

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Legal Events

Date	Code	Title	Description
2007-10-31	LAPS	Decisions on the lapse of the protection rights	Effective date: 20060423