RUBBER FOAM COMPOSITION, FOAM AND MOLDED ARTICLE

A rubber foam composition containing a sulfur-modified chloroprene rubber and a chemical foaming agent, in which the sulfur-modified chloroprene rubber has a functional group A represented by specific General Formula (A) and positioned at a molecular terminal, in the sulfur-modified chloroprene rubb...

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Bibliographische Detailangaben
Hauptverfasser: SUNADA, Takashi, KONDO, Atsunori
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A rubber foam composition containing a sulfur-modified chloroprene rubber and a chemical foaming agent, in which the sulfur-modified chloroprene rubber has a functional group A represented by specific General Formula (A) and positioned at a molecular terminal, in the sulfur-modified chloroprene rubber, a mass ratio B/A of a content of a functional group B represented by specific General Formula (B) and positioned at a molecular terminal with respect to a content of the functional group A is 12.00 or less, a total amount of the functional group A and the functional group B is 0.10 to 1.00% by mass, and a content of the chemical foaming agent is 3 to 16 parts by mass with respect to a total of 100 parts by mass of the sulfur-modified chloroprene rubber, a thiazole compound, and a dithiocarbamic acid-based compound.