Title:
ETHYLENE PROPYLENE DIENE RUBBER FOAM, AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2021004323
Kind Code:
A
Abstract:
To provide a foam having low density and excellent fog resistance.SOLUTION: A rubber foam has apparent density of 0.05 to 0.3 g/cm3. The rubber foam is a foam of a composition containing 100 pts.mass of ethylene propylene diene rubber, 5 to 40 pts.mass of an organic foam agent, 2 to 20 pts.mass of an inorganic foam agent, and 0.5 to 1.7 pts.mass of an urea-based foaming aide. In the composition, at least an azo-based compound is contained as the organic foaming agent.SELECTED DRAWING: None
Inventors:
SHIMADA TAKUYA
MANNAKA MASAKAZU
MANNAKA MASAKAZU
Application Number:
JP2019119321A
Publication Date:
January 14, 2021
Filing Date:
June 27, 2019
Export Citation:
Assignee:
INOUE MTP KK
International Classes:
C08J9/06; C08K5/21; C08K5/23; C08K5/24; C08L47/00
Attorney, Agent or Firm:
Patent Business Corporation Grund Patent Office