Mechanism of Anionic Polymerization of (Meth)acrylates in the Presenceof Aluminium Alkyls IV. Formation of a Co-ordinative Polymer Network via the Living Aluminate End Group.
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- Schlaad Helmut
- Institut für Physikalische Chemie, Universität Mainz
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- Müller Axel H. E.
- Institut für Physikalische Chemie, Universität Mainz
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説明
The polymerization of methyl methacrylate in the presence of aluminium alkyls in toluene deviates from conventional kinetics. This results predominantly from the formation and precipitation of a co-ordinative polymer gel or network. Due to the lower reactivity and accessibility of the living chains in the gel, they are regarded as ’dormant’ and thus the concentration of active species decreases during polymerization. The network formation occurs via co-ordination of the living aluminate chain end group with in-chain ester carbonyl groups. Part of the chains are deactivated by a termination process but they are free of cyclic β-ketoesters which would result from the common ’back-biting’ reaction.
収録刊行物
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- Polymer Journal
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Polymer Journal 28 (11), 954-959, 1996
The Society of Polymer Science, Japan
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詳細情報 詳細情報について
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- CRID
- 1390001206289967872
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- NII論文ID
- 130004429726
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- COI
- 1:CAS:528:DyaK28XmvFClur8%3D
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- ISSN
- 13490540
- 00323896
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- 本文言語コード
- en
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- データソース種別
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- JaLC
- Crossref
- CiNii Articles
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- 抄録ライセンスフラグ
- 使用不可