Provided is a conjugated diene polymer containing at least conjugated diene monomer units, wherein the conjugated diene polymer has an ionic strength index of 25% or more and a molecular weight distribution curve where two or more peaks are present when measured by gel permeation chromatography, wherein when among the peaks in the molecular weight distribution curve, a peak having the largest peak area proportion is defined as a first peak, and a peak having the second largest peak area proportion is defined as a second peak, the conjugated diene polymer has an entire molecular weight distribution (Mw/Mn) of 1.50 or more, the first peak has a molecular weight distribution (Mw/Mn) of 1.30 or less, and the second peak has a molecular weight distribution (Mw/Mn) of 1.30 or less.
CONJUGATED DIENE-BASED POLYMER, RUBBER COMPOSITION, RUBBER-CROSSLINKED SUBSTANCE, AND TIRE
KONJUGIERTES DIENBASIERTES POLYMER, KAUTSCHUKZUSAMMENSETZUNG, KAUTSCHUKVERNETZTE SUBSTANZ UND REIFEN
POLYMÈRE À BASE DE DIÈNE CONJUGUÉ, COMPOSITION DE CAOUTCHOUC, SUBSTANCE RÉTICULÉE PAR DU CAOUTCHOUC ET PNEU
2024-03-06
Patent
Electronic Resource
English
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen / C08C TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS , Behandlung oder chemische Modifizierung von Kautschuken / 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 / 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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