Title of Invention	"PROCESS FOR THE PREPARATION OF AN ALKYLENE CARBONATE AND AN ALKYLENE GLYCOL"
Abstract	The invention provides a reaction system for the production of an alkylene carbonate comprising: - an epoxidation zone containing an epoxidation catalyst located within an epoxidation reactor; - a carboxylation zone containing an bromide-containing carboxylation catalyst located within an alkylene oxide absorber; and -one or more purification zones containing a purification absorbent capable of reducing the quantity of bromidecontaining impurities in a feed comprising a recycle gas, which purification zones are located upstream from the epoxidation zone; and a process for the production of an alkylene carbonate and an alkylene glycol.

Title of Invention

"PROCESS FOR THE PREPARATION OF AN ALKYLENE CARBONATE AND AN ALKYLENE GLYCOL"

Abstract

The invention provides a reaction system for the production of an alkylene carbonate comprising: - an epoxidation zone containing an epoxidation catalyst located within an epoxidation reactor; - a carboxylation zone containing an bromide-containing carboxylation catalyst located within an alkylene oxide absorber; and -one or more purification zones containing a purification absorbent capable of reducing the quantity of bromidecontaining impurities in a feed comprising a recycle gas, which purification zones are located upstream from the epoxidation zone; and a process for the production of an alkylene carbonate and an alkylene glycol.

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Patent Number

279756

Indian Patent Application Number

8011/DELNP/2010

PG Journal Number

05/2017

Publication Date

03-Feb-2017

Grant Date

30-Jan-2017

Date of Filing

12-Nov-2010

Name of Patentee

SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.

Applicant Address

CAREL VAN BYLANDTLAAN 30, NL-2596 HR THE HAGUE THE NETHERLANDS.

Inventors:

#	Inventor's Name	Inventor's Address
1	EVANS WAYNE ERROL	1019 LIVELY COURT, RICHMOND, TX 77469 U.S.A.
2	HESS MARTIN LYSLE	P.O. BOX 846, FULSHEAR, TX 77441 U.S.A.
3	MATUSZ MAREK	14515 MEETING LANE, HOUSTON, TX 77084 U.S.A.
4	VAN KRUCHTEN EUGENE MARIE GODFRIED ANDRE	BADHUISWEG 3, NL-1031 CM AMSTERDAM THE NETHERLANDS.

PCT International Classification Number

C07D 317/38

PCT International Application Number

PCT/US2009/043683

PCT International Filing date

2009-05-13

PCT Conventions:

#	PCT Application Number	Date of Convention	Priority Country
1	61/053,552	2008-05-15	U.S.A.