AU3974897A - Star polymers having multiple polyisobutylene arms emanating froma calixarene core and the synthesis thereof - Google Patents

Star polymers having multiple polyisobutylene arms emanating froma calixarene core and the synthesis thereof

Info

Publication number
AU3974897A
AU3974897A AU39748/97A AU3974897A AU3974897A AU 3974897 A AU3974897 A AU 3974897A AU 39748/97 A AU39748/97 A AU 39748/97A AU 3974897 A AU3974897 A AU 3974897A AU 3974897 A AU3974897 A AU 3974897A
Authority
AU
Australia
Prior art keywords
froma
synthesis
star polymers
arms emanating
polyisobutylene arms
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
AU39748/97A
Inventor
Sunny Jacob
Joseph P. Kennedy
Istvan J. Majoros
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.)
University of Akron
Original Assignee
University of Akron
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
Priority claimed from US08/693,433 external-priority patent/US5844056A/en
Priority claimed from US08/862,581 external-priority patent/US5804664A/en
Application filed by University of Akron filed Critical University of Akron
Publication of AU3974897A publication Critical patent/AU3974897A/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/04—Monomers containing three or four carbon atoms
    • C08F10/08—Butenes
    • C08F10/10—Isobutene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Graft Or Block Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerization Catalysts (AREA)
AU39748/97A 1996-08-07 1997-08-07 Star polymers having multiple polyisobutylene arms emanating froma calixarene core and the synthesis thereof Abandoned AU3974897A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08693433 1996-08-07
US08/693,433 US5844056A (en) 1996-08-07 1996-08-07 Star polymers having multiple polyisobutylene arms emanating from a calixarene core, initiators therefor, and method for the synthesis thereof
US08862581 1997-05-23
US08/862,581 US5804664A (en) 1997-05-23 1997-05-23 Star polymers having multiple arms emanating from a calixarene core, initiators therefor, and method for the synthesis thereof
PCT/US1997/014017 WO1998005691A1 (en) 1996-08-07 1997-08-07 Star polymers having multiple polyisobutylene arms emanating from a calixarene core and the synthesis thereof

Publications (1)

Publication Number Publication Date
AU3974897A true AU3974897A (en) 1998-02-25

Family

ID=27105169

Family Applications (1)

Application Number Title Priority Date Filing Date
AU39748/97A Abandoned AU3974897A (en) 1996-08-07 1997-08-07 Star polymers having multiple polyisobutylene arms emanating froma calixarene core and the synthesis thereof

Country Status (4)

Country Link
JP (1) JP2002500682A (en)
AU (1) AU3974897A (en)
DE (1) DE19781927T1 (en)
WO (1) WO1998005691A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6268446B1 (en) 1997-12-04 2001-07-31 The University Of Western Ontario Initiators for carbocationic polymerization of olefins
EP2558509A4 (en) * 2010-04-16 2013-12-04 Lanxess Int Sa Arborescent polymers having a core with a high glass transition temperature and process for making same
JP5730150B2 (en) * 2011-07-14 2015-06-03 Jsr株式会社 Polymerization initiator and production method thereof, and star polymer and production method thereof
US11078437B2 (en) 2014-04-17 2021-08-03 Eni S.P.A. Hydrogenated polymers with a radial structure having a core based on calixarenes and use thereof in lubricant compositions
BR112016024170B1 (en) 2014-04-17 2021-11-30 Versalis S.P.A. HYDROGENATED POLYMERS WITH A RADIAL STRUCTURE HAVING A CALIXARENE-BASED CORE, METHOD FOR THEIR SYNTHESIS AND LUBRICANT COMPOSITIONS CONTAINING THE SAME

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4914166A (en) * 1988-01-20 1990-04-03 The University Of Akron Non-fouling liquid nitrogen cooled polymerization process
US5169914A (en) * 1988-05-03 1992-12-08 Edison Polymer Innovation Corporation Uniform molecular weight polymers
JPH0759602B2 (en) * 1990-04-03 1995-06-28 日本ゼオン株式会社 Method for producing polymer

Also Published As

Publication number Publication date
DE19781927T1 (en) 1999-07-08
JP2002500682A (en) 2002-01-08
WO1998005691A1 (en) 1998-02-12

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