DK142189D0 - Som esterifikationskatalysator tjenende propanon-1,3-di-sulfonsyre - Google Patents

Som esterifikationskatalysator tjenende propanon-1,3-di-sulfonsyre

Info

Publication number: DK142189D0
Authority: DK; Denmark
Prior art keywords: prostanon; sulphonic acid; esterification catalyst; esterification; catalyst
Prior art date: 1988-03-25

Application number

DK142189A

Other languages

English (en)

Other versions

DK142189A (da

Inventor

Stanley Robert Sandler

Original Assignee

Pennwalt Corp

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.)

1988-03-25

Filing date

1989-03-22

Publication date

1989-03-22

1989-03-22 Application filed by Pennwalt Corp filed Critical Pennwalt Corp

1989-03-22 Publication of DK142189D0 publication Critical patent/DK142189D0/da

1989-09-26 Publication of DK142189A publication Critical patent/DK142189A/da

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/52—Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
- C07C69/533—Monocarboxylic acid esters having only one carbon-to-carbon double bond
- C07C69/54—Acrylic acid esters; Methacrylic acid esters

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Catalysts (AREA)

DK142189A 1988-03-25 1989-03-22 Som esterifikationskatalysator tjenende propanon-1,3-di-sulfonsyre DK142189A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/173,408 US4845270A (en)	1988-03-25	1988-03-25	Propanone 1,3-disulfonic acid as an esterification catalyst

Publications (2)

Publication Number	Publication Date
DK142189D0 true DK142189D0 (da)	1989-03-22
DK142189A DK142189A (da)	1989-09-26

Family

ID=22631871

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK142189A DK142189A (da)	1988-03-25	1989-03-22	Som esterifikationskatalysator tjenende propanon-1,3-di-sulfonsyre

Country Status (10)

Country	Link
US (1)	US4845270A (da)
EP (1)	EP0333980B1 (da)
JP (1)	JPH01283256A (da)
AR (1)	AR244655A1 (da)
AU (1)	AU603029B2 (da)
BR (1)	BR8901270A (da)
CA (1)	CA1326044C (da)
DE (1)	DE68907758T2 (da)
DK (1)	DK142189A (da)
MX (1)	MX166124B (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5404233A (en) *	1990-08-28	1995-04-04	Kyocera Corporation	Method for smoothing image

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA767145A (en) *		1967-09-12	L. Carlyle Robert	Process for the production of acrylic acid esters
DD70392A (da) *
US3053884A (en) *	1959-10-09	1962-09-11	Eastman Kodak Co	Esterification by means of methane disulfonic acid and methane trisulfonic acid catalysts
US3071604A (en) *	1960-06-30	1963-01-01	Nopco Chem Co	Preparation of light colored fatty acid esters
GB997888A (en) *	1963-05-25	1965-07-14	Distillers Co Yeast Ltd	Improvements in or relating to the production of ethyl acrylate
US3776947A (en) *	1972-10-10	1973-12-04	Nippon Catalytic Chem Ind	Continuous esterification process
US4340546A (en) *	1981-03-09	1982-07-20	Uop Inc.	Process for the reduction of unsaturated carboxylic acids
DE3514402A1 (de) *	1985-04-20	1986-10-23	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von (meth)acrylsaeureestern und deren verwendung

1988
- 1988-03-25 US US07/173,408 patent/US4845270A/en not_active Expired - Fee Related
1989
- 1989-01-12 EP EP89100500A patent/EP0333980B1/en not_active Expired - Lifetime
- 1989-01-12 DE DE89100500T patent/DE68907758T2/de not_active Expired - Fee Related
- 1989-01-19 AU AU28633/89A patent/AU603029B2/en not_active Ceased
- 1989-01-24 MX MX014646A patent/MX166124B/es unknown
- 1989-02-14 CA CA000591026A patent/CA1326044C/en not_active Expired - Fee Related
- 1989-03-10 AR AR89313394A patent/AR244655A1/es active
- 1989-03-20 BR BR898901270A patent/BR8901270A/pt not_active Application Discontinuation
- 1989-03-22 DK DK142189A patent/DK142189A/da not_active Application Discontinuation
- 1989-03-24 JP JP1070728A patent/JPH01283256A/ja active Pending

Also Published As

Publication number	Publication date
DE68907758T2 (de)	1993-12-16
AR244655A1 (es)	1993-11-30
BR8901270A (pt)	1989-11-07
MX166124B (es)	1992-12-21
AU603029B2 (en)	1990-11-01
US4845270A (en)	1989-07-04
CA1326044C (en)	1994-01-11
DK142189A (da)	1989-09-26
EP0333980A1 (en)	1989-09-27
JPH01283256A (ja)	1989-11-14
AU2863389A (en)	1989-09-28
EP0333980B1 (en)	1993-07-28
DE68907758D1 (de)	1993-09-02

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Legal Events

Date	Code	Title	Description
1995-11-27	AHB	Application shelved due to non-payment