Title:
ポリテトラヒドロフランおよびテトラヒドロフランコポリマーのモノエステルおよびジエステルの製法
Document Type and Number:
Japanese Patent JP2005538238
Kind Code:
A
Abstract:
Process for preparation of mono- or diesters of tetrahydrofuran homo- or copolymer by polymerisation of tetrahydrofuran in the presence of at least one telogen and/or comonomers using an acid catalyst where the polymerisation reactor is started with a mixture of polytetrahydrofuran, its mono- or diester and /or tetrahydrofuran copolymer, tetrahydrofuran, optionally a copolymer and at least one carboxylic acid and/or a carboxylic acid anhydride is new.
Inventors:
Rolf Pincos
Archim Gerstrauer
Martin Haupner
Stephan shritter
Stephan case hummer
Claus-Peter Puffaff
Archim Gerstrauer
Martin Haupner
Stephan shritter
Stephan case hummer
Claus-Peter Puffaff
Application Number:
JP2004540584A
Publication Date:
December 15, 2005
Filing Date:
September 04, 2003
Export Citation:
Assignee:
BASF Aktiengesellschaft
International Classes:
C08G65/20; (IPC1-7): C08G65/20
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel