TW200508278A - Polytrimethylene ether glycol with excellent quality from biochemically-derived 1,3-propanediol - Google Patents

Polytrimethylene ether glycol with excellent quality from biochemically-derived 1,3-propanediol

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Publication number
TW200508278A
TW200508278A TW093112823A TW93112823A TW200508278A TW 200508278 A TW200508278 A TW 200508278A TW 093112823 A TW093112823 A TW 093112823A TW 93112823 A TW93112823 A TW 93112823A TW 200508278 A TW200508278 A TW 200508278A
Authority
TW
Taiwan
Prior art keywords
propanediol
ether glycol
biochemically
derived
polytrimethylene ether
Prior art date
Application number
TW093112823A
Other languages
Chinese (zh)
Other versions
TWI359160B (en
Inventor
Hari Babu Sunkara
Howard Chung-Ho Ng
Original Assignee
Du Pont
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.)
Filing date
Publication date
Application filed by Du Pont filed Critical Du Pont
Publication of TW200508278A publication Critical patent/TW200508278A/en
Application granted granted Critical
Publication of TWI359160B publication Critical patent/TWI359160B/en

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  • Polyethers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

A process is provided comprising contacting 1,3-propanediol with a suitable polymerization catalyst to produce polytrimethylene ether glycol, wherein the 1,3-propanediol comprises about 10 microg/g or less peroxide compounds, based on the weight of 1,3-propanediol.
TW93112823A 2003-05-06 2004-05-06 Polytrimethylene ether glycol with excellent quali TWI359160B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46822803P 2003-05-06 2003-05-06

Publications (2)

Publication Number Publication Date
TW200508278A true TW200508278A (en) 2005-03-01
TWI359160B TWI359160B (en) 2012-03-01

Family

ID=44994829

Family Applications (1)

Application Number Title Priority Date Filing Date
TW93112823A TWI359160B (en) 2003-05-06 2004-05-06 Polytrimethylene ether glycol with excellent quali

Country Status (2)

Country Link
ES (1) ES2370018T3 (en)
TW (1) TWI359160B (en)

Also Published As

Publication number Publication date
ES2370018T3 (en) 2011-12-12
TWI359160B (en) 2012-03-01

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