PROBLEM TO BE SOLVED: To provide an isobutylene copolymer rubber composition that is excellent in interaction with unsaturated rubber such as SBR and improvement of viscoelastic properties through crosslinkage.SOLUTION: A rubber composition is obtained by the addition of an isobutylene copolymer comprising an isobutylene structural unit, a limonene structural unit and a structural unit represented by formula (4). (R1 is a C1-5 alkyl group; R2 and R3 independently represent H or a C1-5 alkyl group, an alkoxyl group, or a phenyl group)SELECTED DRAWING: None
【課題】SBR等不飽和ゴムとの相互作用および架橋による粘弾性特性の改良性に優れるイソブチレン系共重合体ゴム組成物を提供する。【解決手段】イソブチレン構造単位、リモネン構造単位及び式(4)で表される構造単位からなるイソブチレン系共重合体を添加してなるゴム組成物。(R1はC1〜5のアルキル基;R2及びR3は各々独立に、H又はC1〜5のアルキル基、アルコキシル基、或いはフェニル基)【選択図】なし
ISOBUTYLENE COPOLYMER, RUBBER COMPOSITION COMPRISING THE SAME, AND CROSSLINKED RUBBER COMPOSITION
イソブチレン系共重合体、これを含んでなるゴム組成物、および架橋ゴム組成物
2016-07-11
Patent
Electronic Resource
Japanese
IPC: | C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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