FOAMING AGENT AND MANUFACTURING METHOD FORMING AGENT THEREFOR, RUBBER COMPOSITION, CROSS-LINKED FOAM AND MANUFACTURING METHOD THEREFOR, AND RUBBER MOLDED ARTICLE

[Solution] A foaming agent formed from at least (A) a high molecular weight compound having a saturated water absorption of 10 to 1,000 g/g in ion-exchanged water (25° C.) and (B) water, wherein a storage modulus (G′) of the agent, determined on the basis of a viscoelasticity measurement at a temper...

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Hauptverfasser: NAKATSUJI Ryo, ISHII Yuji, INOMATA Kiyohide, EBATA Hiroki
Format: Patent
Sprache:eng
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Zusammenfassung:[Solution] A foaming agent formed from at least (A) a high molecular weight compound having a saturated water absorption of 10 to 1,000 g/g in ion-exchanged water (25° C.) and (B) water, wherein a storage modulus (G′) of the agent, determined on the basis of a viscoelasticity measurement at a temperature of 20° C., is 8.0×101 to 1.0×106 Pa at a frequency of 5 rad/s.