Volume 188, Issue 11 pp. 2553-2557
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Moisture-curable rubbers, 4. Moisture-cure of chloroprene rubber

Shinzo Yamashita

Corresponding Author

Shinzo Yamashita

Department of Chemistry, Kyoto Institute of Technology, Matsugasaki, Sakyo, Kyoto 606, Japan

Department of Chemistry, Kyoto Institute of Technology, Matsugasaki, Sakyo, Kyoto 606, JapanSearch for more papers by this author
Yuichi Nakawaki

Yuichi Nakawaki

Department of Chemistry, Kyoto Institute of Technology, Matsugasaki, Sakyo, Kyoto 606, Japan

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Akinori Kidera

Akinori Kidera

Department of Chemistry, Kyoto Institute of Technology, Matsugasaki, Sakyo, Kyoto 606, Japan

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First published: November 1987
Citations: 4

Part 3: cf.4.

Abstract

Chloroprene rubber (CR) was allowed to react with 3-aminopropyltriethoxysilane (APS) and then cured by soaking in hot water. The moisture-cured rubber showed a network-chain density of 3,6·10−4 mol·cm−3 and a tensile strength at break of 10 MPa. The reaction of CR with APS was found to be a Menshutkin reaction. The activation energy and the frequency factor were 59 kJ·mol−1 and 4,3·104 l·mol−1·s−1, respectively.

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