NL7807404A - PREPARATION OF BISPHENOLS. - Google Patents

PREPARATION OF BISPHENOLS.

Info

Publication number: NL7807404A
Authority: NL; Netherlands
Prior art keywords: bisphenols; preparation
Prior art date: 1977-07-11

Application number

NL7807404A

Other languages

Dutch (nl)

Original Assignee

Shell Int Research

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.)

1977-07-11

Filing date

1978-07-10

Publication date

1979-01-15

1978-07-10 Application filed by Shell Int Research filed Critical Shell Int Research

1979-01-15 Publication of NL7807404A publication Critical patent/NL7807404A/en

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
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

NL7807404A 1977-07-11 1978-07-10 PREPARATION OF BISPHENOLS. NL7807404A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB2901377A GB1578952A (en)	1977-07-11	1977-07-11	Preparation of bisphenols

Publications (1)

Publication Number	Publication Date
NL7807404A true NL7807404A (en)	1979-01-15

Family

ID=10284864

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7807404A NL7807404A (en)	1977-07-11	1978-07-10	PREPARATION OF BISPHENOLS.

Country Status (5)

Country	Link
JP (1)	JPS5419952A (en)
DE (1)	DE2830175A1 (en)
FR (1)	FR2397384A1 (en)
GB (1)	GB1578952A (en)
NL (1)	NL7807404A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2928443A1 (en) *	1979-07-13	1981-01-29	Bayer Ag	METHOD FOR PRODUCING MIXED ALKYLATED AROMATIC HYDROXY COMPOUNDS
JPS62158203U (en) *	1986-03-31	1987-10-07
JPS633502U (en) *	1986-06-25	1988-01-11
JPS6315305U (en) *	1986-07-15	1988-02-01
PL169959B1 (en) *	1993-05-14	1996-09-30	Inst Ciezkiej Syntezy Orga	Method of treating an ion exchanger catalyst used in the processes of synthetizing alkyl phenoles
JP4987476B2 (en) *	2003-09-28	2012-07-25	中国石油化工股▲分▼有限公司	Method for producing bisphenol A
PL210812B1 (en) *	2007-02-14	2012-03-30	Inst Ciężkiej Syntezy Organicznej Blachownia	The manner of obtaining of bisphenol A

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2791616A (en) *	1953-09-29	1957-05-07	Shell Dev	Production of bis hydroxyaryl substituted compounds
GB883391A (en) *	1958-10-20	1961-11-29	Union Carbide Corp	Production of 2,2-bis(4-hydroxyphenyl) propane
NL131054C (en) *	1962-06-23
BE763512Q (en) *	1971-02-26	1971-07-16	Union Carbide Corp
AU489747B2 (en) *	1973-12-17	1976-06-17	Monsanto Australia Limited	Production of bis (hydroxyphenyl) alkanes
GB1410750A (en) *	1974-05-13	1975-10-22	Combinaturl Petrochemic Borzes	Process for bisphenol production

1977
- 1977-07-11 GB GB2901377A patent/GB1578952A/en not_active Expired
1978
- 1978-07-10 NL NL7807404A patent/NL7807404A/en not_active Application Discontinuation
- 1978-07-10 FR FR7820484A patent/FR2397384A1/en active Granted
- 1978-07-10 JP JP8311878A patent/JPS5419952A/en active Granted
- 1978-07-10 DE DE19782830175 patent/DE2830175A1/en active Granted

Also Published As

Publication number	Publication date
DE2830175A1 (en)	1979-01-25
JPS6254779B2 (en)	1987-11-17
DE2830175C2 (en)	1987-10-29
GB1578952A (en)	1980-11-12
FR2397384A1 (en)	1979-02-09
JPS5419952A (en)	1979-02-15
FR2397384B1 (en)	1983-04-29

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Legal Events

Date	Code	Title
1985-01-01	A85	Still pending on 85-01-01
1985-07-01	BA	A request for search or an international-type search has been filed
1985-08-01	BB	A search report has been drawn up
1985-12-02	BC	A request for examination has been filed
1994-03-01	BV	The patent application has lapsed