Cited by 14Organometallic Complex Synthesis and CatalysisAdvanced Polymer Synthesis and Characterizationbiodegradable polymer synthesis and properties

Ethene‐butadiene copolymers by single‐site catalysts

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Kaminsky, Walter, Hinrichs, Benjamin·2003·Macromolecular Symposia

Abstract

Constrained geometry catalysts ([Me 2 Si(N t Bu)(Me 4 Cp)]TiCl 2) were used to copolymerize ethene and 1,3‐butadiene. It is possible to incorporate 17 mol% of butadiene, other catalyst systems such as CpTiCl 3/MAO show much lower incorporation. More than 300 000 kg of copolymer can be obtained by one mol of the catalysts in one hour. The microstructure of the copolymers has been investigated by 1 H‐ and 13 C‐NMR spectroscopy. The butadiene is incorporated mainly in 1,4‐trans‐ and 1,2‐structure. The high amount of 9‐29% of vinyl groups offers the possibility of an easy vulcanisation. The molecular weights of these elastomers are high with values of 250 000. Important is the low glass transition temperature of −28 °C of a copolymer with 7 mol% of butadiene.

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Crossref · 10.1002/masy.200390143

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Research works printed but not linked: 7

  1. [1]W. Kaminsky, Olefin Polymerization Catalyzed by Metallocenes, Advances in Catalysis, Vol. 46, 2001, p. 89-159
  2. [3]R. Blom, A. Follestad, E. Rytter, M. Tilsel, M. Ystenes (eds.) Organometallic Catalyst and Olefin Polymerization, Springer (2001) Berlin
  3. [2]J. Scheirs, W. Kaminsky (eds.) Metallocene-Based Polyolefins Vol. I + II, Wiley (2000), Chichester
  4. [4]S.D. Ittel, L.K. Johnson, M. Brookhart, Chem. Rev. 2000, 100, 1169
  5. [6]G. Ricci, s. Italia, A. Giarusso, L. Porri, J. Organomet. Chem. 1993, 451, 67
  6. [7]W. Kaminsky, A. Laban, Applied Catalysis AL General 2001, 222, 47
  7. [6]M. Schlobohm, Dissertation, University Hamburg 1985

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Authors
Kaminsky, W., & Hinrichs, B.
Affiliations
Universität Hamburg (DE)
Venue
Macromolecular Symposia
Publisher
Wiley
Published
2003-07
Volume
195
Issue
1
Pages
39-44
ISSN
  • 1022-1360 (ISSN-L)
  • 1521-3900
OpenAlex
W2047618966
Cited by
14
References
0
Citations by year
2024: 3 · 2018: 2 · 2017: 1
FWCI
0.94
Type
journal article
Language
en
Open access
Locations
Macromolecular Symposia (publishedVersion)
Topics
  • Physical Sciences › Chemistry › Organic Chemistry › Organometallic Complex Synthesis and Catalysis
  • Physical Sciences › Chemistry › Organic Chemistry › Advanced Polymer Synthesis and Characterization
  • Physical Sciences › Materials Science › Biomaterials › biodegradable polymer synthesis and properties
Keywords
constrained geometry catalysts, single-site catalysts, copolymer microstructure, vinyl groups, vulcanization, glass transition temperature, metallocene catalysis

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