Process for the preparation of alkylene glycol

Details Process for the preparation of alkylene glycol Process for the preparation of alkylene glycol

2007-09-05

2008-12-16

Price, Elvis O (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C568S852000

Reexamination Certificate

active

07465840

ABSTRACT:
A process for the preparation of an alkylene glycol, said process comprising reacting the corresponding alkylene carbonate with water and/or an alcohol in the presence of a metalate immobilised on a solid support, wherein the solid support is a strongly basic ion exchange resin having cations attached to a polymeric backbone.

REFERENCES:
patent: 4117250 (1978-09-01), Foster et al.
patent: 4283580 (1981-08-01), Odanaka et al.
patent: 4691041 (1987-09-01), Duranleau et al.
patent: 4982021 (1991-01-01), Best et al.
patent: 6080897 (2000-06-01), Kawabe
patent: 6407279 (2002-06-01), Buchanan et al.
patent: 2003/0013929 (2003-01-01), Strickler et al.
patent: 2007/0151451 (2007-07-01), Rekers et al.
patent: 2007/0154377 (2007-07-01), Rekers
patent: 2007/0197801 (2007-08-01), Bolk et al.
patent: 2007/0197808 (2007-08-01), Bolk et al.
patent: 2007/0203348 (2007-08-01), Bolk et al.
patent: 2007/0203349 (2007-08-01), Bolk et al.
patent: 2007/0203350 (2007-08-01), Bolk et al.
patent: 2007/0203352 (2007-08-01), Bolk et al.
patent: 2007/0203372 (2007-08-01), Ramakers
patent: 2007/0203379 (2007-08-01), Bolk et al.
patent: 2007/0213545 (2007-09-01), Bolk et al.
patent: 2008/0064881 (2008-03-01), Van Kruchten
patent: 2008/0097129 (2008-04-01), Van Kruchten
patent: 2008/0154051 (2008-06-01), Bolk et al.
patent: 2008/0154052 (2008-06-01), Bolk et al.
patent: 878901 (1980-01-01), None
patent: 889025 (1999-01-01), None
patent: 2007659 (1979-05-01), None
patent: 2049662 (1980-12-01), None
patent: 57106631 (1982-07-01), None
patent: 59013741 (1984-01-01), None
patent: 63238043 (1988-10-01), None
Kirk Othmer's Encyclopedia of Chemical Technology, 4thedition, vol. 9, pp. 923-940, 1991.
Nishikubo, et al. in J. Polym. Sci., Part A: Polym. Chem., (1993) 31, 939-947.

Affiliated with

Also associated with

Rating

Process for the preparation of alkylene glycol does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the preparation of alkylene glycol, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of alkylene glycol will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4040499