AU2001282013A1 - Improved method for the production of polytetrahydrofuran with low colour index - Google Patents

Improved method for the production of polytetrahydrofuran with low colour index

Info

Publication number
AU2001282013A1
AU2001282013A1 AU2001282013A AU8201301A AU2001282013A1 AU 2001282013 A1 AU2001282013 A1 AU 2001282013A1 AU 2001282013 A AU2001282013 A AU 2001282013A AU 8201301 A AU8201301 A AU 8201301A AU 2001282013 A1 AU2001282013 A1 AU 2001282013A1
Authority
AU
Australia
Prior art keywords
polytetrahydrofuran
production
improved method
colour index
low colour
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU2001282013A
Inventor
Lothar Franz
Michael Hesse
Arthur Hohn
Anton Meier
Volkmar Menger
Klaus-Peter Pfaff
Christoph Sigwart
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of AU2001282013A1 publication Critical patent/AU2001282013A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/322—Polymers modified by chemical after-treatment with inorganic compounds containing hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
    • C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
    • C08G65/16—Cyclic ethers having four or more ring atoms
    • C08G65/20—Tetrahydrofuran

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Polyethers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AU2001282013A 2000-08-16 2001-07-24 Improved method for the production of polytetrahydrofuran with low colour index Abandoned AU2001282013A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10040091A DE10040091A1 (en) 2000-08-16 2000-08-16 Improved process for the production of polytetrahydrofuran with a low color number
DE10040091 2000-08-16
PCT/EP2001/008525 WO2002014405A1 (en) 2000-08-16 2001-07-24 Improved method for the production of polytetrahydrofuran with low colour index

Publications (1)

Publication Number Publication Date
AU2001282013A1 true AU2001282013A1 (en) 2002-02-25

Family

ID=7652663

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001282013A Abandoned AU2001282013A1 (en) 2000-08-16 2001-07-24 Improved method for the production of polytetrahydrofuran with low colour index

Country Status (9)

Country Link
US (1) US6852869B2 (en)
EP (1) EP1311583A1 (en)
JP (1) JP2004506763A (en)
KR (1) KR20030031155A (en)
CN (1) CN1446241A (en)
AU (1) AU2001282013A1 (en)
DE (1) DE10040091A1 (en)
MY (1) MY136238A (en)
WO (1) WO2002014405A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7305806B2 (en) * 1999-10-14 2007-12-11 Stewart Systems, Inc. Pattern former for wrapped bakery products and method for loading and unloading bakery products
DE10130782A1 (en) * 2001-06-26 2003-01-02 Basf Ag Catalyst and process for making polytetrahydrofuran
DE10140949A1 (en) * 2001-08-21 2003-03-06 Basf Ag Process for the preparation of an alcoholic solution of polytetrahydrofuran with terminal OH groups
JP7031276B2 (en) * 2017-12-15 2022-03-08 三菱ケミカル株式会社 Method for Producing Polyalkylene Ether Glycol Composition
CN109467685B (en) * 2018-10-12 2021-01-12 中国石油化工股份有限公司 Flame-retardant bio-based polyester and preparation method and application thereof
EP3995541B1 (en) * 2019-07-02 2023-05-17 Mitsubishi Chemical Corporation Polyalkylene ether glycol composition and method for producing same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3112065A1 (en) 1981-03-27 1982-10-07 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING POLYTETRAMETHYLENE ETHER GLYCOL OR GLYCOL DIESTER WITH LOW COLOR NUMBER
DE3725577A1 (en) 1987-08-01 1989-02-09 Basf Ag METHOD FOR PURIFYING POLYOXYBUTYLENE POLYOXYALKYLENE GLYCOLES
US5110779A (en) 1989-01-09 1992-05-05 The Dow Chemical Company Polymer hydrogenation catalysts
KR100270423B1 (en) 1992-09-04 2000-11-01 스타르크, 카르크 Process for the preparation of polytetramethylene ether glycol diester using an aluminosilicate type catalyst
DE4339138A1 (en) 1993-11-16 1995-05-18 Basf Ag Supported catalysts
DE4433606A1 (en) 1994-09-21 1996-03-28 Basf Ag Process for the preparation of polyetrahydrofuran
US6248924B1 (en) * 1996-06-19 2001-06-19 Basf Aktiengesellschaft Process for reacting an organic compound in the presence of a supported ruthenium catalyst
DE19643126A1 (en) * 1996-10-18 1998-04-23 Basf Ag Raney metal fixed bed catalyst, process for its preparation and a process for the hydrogenation of polymers using this catalyst
DE19649803A1 (en) 1996-12-02 1998-07-23 Basf Ag Improved process for the production of polytetrahydrofuran

Also Published As

Publication number Publication date
WO2002014405A1 (en) 2002-02-21
JP2004506763A (en) 2004-03-04
US20040024172A1 (en) 2004-02-05
US6852869B2 (en) 2005-02-08
KR20030031155A (en) 2003-04-18
MY136238A (en) 2008-08-29
DE10040091A1 (en) 2002-02-28
EP1311583A1 (en) 2003-05-21
CN1446241A (en) 2003-10-01

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