SE9403929L - Sätt vid fosgenering - Google Patents

Sätt vid fosgenering

Info

Publication number: SE9403929L
Authority: SE; Sweden
Prior art keywords: carbonyl chloride; phosgenation; purified; delivered; solution
Prior art date: 1994-11-15

Application number

SE9403929A

Other languages

Unknown language ( )

English (en)

Other versions

SE9403929D0 (sv

Inventor

Soeren Abrahamsson

Original Assignee

Chematur Eng Ab

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.)

1994-11-15

Filing date

1994-11-15

Publication date

1996-05-16

1994-11-15 Application filed by Chematur Eng Ab filed Critical Chematur Eng Ab

1994-11-15 Priority to SE9403929A priority Critical patent/SE9403929L/sv

1994-11-15 Publication of SE9403929D0 publication Critical patent/SE9403929D0/sv

1995-11-10 Priority to JP7292798A priority patent/JPH08231490A/ja

1995-11-13 Priority to DE19542245A priority patent/DE19542245A1/de

1995-11-14 Priority to US08/557,566 priority patent/US5693853A/en

1996-05-16 Publication of SE9403929L publication Critical patent/SE9403929L/sv

Links

238000000034 method Methods 0.000 title abstract 5
YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 abstract 7
238000010521 absorption reaction Methods 0.000 abstract 2
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical class [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 1
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 1
238000006243 chemical reaction Methods 0.000 abstract 1
229910052801 chlorine Inorganic materials 0.000 abstract 1
239000000460 chlorine Substances 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 1
239000002912 waste gas Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene

Landscapes

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

SE9403929A 1994-11-15 1994-11-15 Sätt vid fosgenering SE9403929L (sv)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
SE9403929A SE9403929L (sv)	1994-11-15	1994-11-15	Sätt vid fosgenering
JP7292798A JPH08231490A (ja)	1994-11-15	1995-11-10	ホスゲネーションの方法
DE19542245A DE19542245A1 (de)	1994-11-15	1995-11-13	Phosgenierungsverfahren
US08/557,566 US5693853A (en)	1994-11-15	1995-11-14	Phosgenation method

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9403929A SE9403929L (sv)	1994-11-15	1994-11-15	Sätt vid fosgenering

Publications (2)

Publication Number	Publication Date
SE9403929D0 SE9403929D0 (sv)	1994-11-15
SE9403929L true SE9403929L (sv)	1996-05-16

Family

ID=20395977

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9403929A SE9403929L (sv)	1994-11-15	1994-11-15	Sätt vid fosgenering

Country Status (4)

Country	Link
US (1)	US5693853A (sv)
JP (1)	JPH08231490A (sv)
DE (1)	DE19542245A1 (sv)
SE (1)	SE9403929L (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7120489B2 (en)	2000-05-08	2006-10-10	Brainsgate, Ltd.	Method and apparatus for stimulating the sphenopalatine ganglion to modify properties of the BBB and cerebral blood flow
US7504533B2 (en) *	2006-04-24	2009-03-17	Bayer Materialscience Llc	Process for the production of isocyanates
EP2454231A2 (en) *	2009-07-14	2012-05-23	Basf Se	Process for preparing light-coloured isocyanates of the diphenylmethane series
CN103724229B (zh) *	2013-12-13	2015-02-18	青岛科技大学	一种甲苯二异氰酸酯生产过程中的脱水方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4014914A (en) *	1970-01-12	1977-03-29	Badische Anilin- & Soda-Fabrik Aktiengesellschaft	Manufacture of 4,4'-diphenylmethane diisocyanate and a mixture of diisocyanates and polyisocyanates
US3912600A (en) *	1974-05-09	1975-10-14	Upjohn Co	Recovery of polymethylene polyphenyl polyisocyanate from a phoshenosed polyamine feed
SU870394A1 (ru) *	1978-07-24	1981-10-07	Предприятие П/Я Г-4684	Способ очистки отход щих газов производства хлористого бензоила
JPS55162415A (en) *	1979-06-05	1980-12-17	Ube Ind Ltd	Production of phosgene

1994
- 1994-11-15 SE SE9403929A patent/SE9403929L/sv not_active Application Discontinuation
1995
- 1995-11-10 JP JP7292798A patent/JPH08231490A/ja active Pending
- 1995-11-13 DE DE19542245A patent/DE19542245A1/de not_active Withdrawn
- 1995-11-14 US US08/557,566 patent/US5693853A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPH08231490A (ja)	1996-09-10
US5693853A (en)	1997-12-02
DE19542245A1 (de)	1996-05-23
SE9403929D0 (sv)	1994-11-15

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Legal Events

Date	Code	Title	Description
2001-08-27	NAV	Patent application has lapsed	Ref document number: 9403929-4