Title:
METHOD FOR THE POLYMERIZATION OF CYCLIC ETHERS
Document Type and Number:
WIPO Patent Application WO2004058855
Kind Code:
A8
Abstract:
The invention relates to a method for producing polytetrahydrofuran, polytetrahydrofuran copolymer, polytetrahydrofuran diester, or polytetrahydrofuran monoester by polymerizing tetrahydrofuran in the presence of at least one telogen and/or comonomer and an acid heterogeneous catalyst based on activated layered silicates or mixed metal oxides in a fluidized bed.
Inventors:
SCHLITTER STEPHAN (DE)
HAUBNER MARTIN (DE)
ZEHNER PETER (DE)
HESSE MICHAEL (DE)
WECK ALEXANDER (DE)
PINKOS ROLF (DE)
GRASSLER THOMAS (DE)
HAUBNER MARTIN (DE)
ZEHNER PETER (DE)
HESSE MICHAEL (DE)
WECK ALEXANDER (DE)
PINKOS ROLF (DE)
GRASSLER THOMAS (DE)
Application Number:
PCT/EP2003/014790
Publication Date:
October 14, 2004
Filing Date:
December 23, 2003
Export Citation:
Assignee:
BASF AG (DE)
SCHLITTER STEPHAN (DE)
HAUBNER MARTIN (DE)
ZEHNER PETER (DE)
HESSE MICHAEL (DE)
WECK ALEXANDER (DE)
PINKOS ROLF (DE)
GRASSLER THOMAS (DE)
SCHLITTER STEPHAN (DE)
HAUBNER MARTIN (DE)
ZEHNER PETER (DE)
HESSE MICHAEL (DE)
WECK ALEXANDER (DE)
PINKOS ROLF (DE)
GRASSLER THOMAS (DE)
International Classes:
C08G65/26; (IPC1-7): C08G65/20
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