Title:
MASTERBATCH FOR FOAM MOLDING, AND FOAM MOLDED BODY
Document Type and Number:
Japanese Patent JP2022066262
Kind Code:
A
Abstract:
To provide a masterbatch for foam molding capable of obtaining a foam molding which can be suitably used not only in molding to which a strong shear force is applied but also in molding requiring low molding temperature, has a high foam ratio, reduces a foam speed and has good appearance quality, and a foam molded body using the masterbatch for foam molding.SOLUTION: A masterbatch for foam molding contains a base resin and a thermally expandable microcapsule, in which the base resin contains a resin having a melt flow rate of 0.1-60 g/10 min and a melting point of 70-110°C, the thermally expandable microcapsule has an average particle size of 15-35 μm, and a content of the thermally expandable microcapsule is 52-70 wt.%.SELECTED DRAWING: None
Inventors:
KAWAGUCHI YASUHIRO
UCHIYAMA YUSAKU
UCHIYAMA YUSAKU
Application Number:
JP2022025830A
Publication Date:
April 28, 2022
Filing Date:
February 22, 2022
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
TOKUYAMA SEKISUI IND CORP
TOKUYAMA SEKISUI IND CORP
International Classes:
C08J3/22; C08F2/44; C08F14/08; C08F20/42; C08J9/32; C08L23/00; C08L23/06; C08L27/08; C08L33/00; C08L33/18; C08L57/00
Attorney, Agent or Firm:
Patent Business Corporation Yasutomi International Patent Office