Title:
HETEROPHASIC PROPYLENE POLYMER MATERIAL AND USE OF THE SAME
Document Type and Number:
Japanese Patent JP2021102747
Kind Code:
A
Abstract:
To provide a heterophasic propylene polymer material having excellent low temperature impact resistance, tensile strength, and tensile elongation.SOLUTION: A heterophasic propylene polymer material contains a propylene homopolymer component (A), and an ethylene-propylene copolymer component (B1) and an ethylene-propylene copolymer component (B2) having different formulations from each other, wherein a content of the propylene homopolymer component (A), a content of the ethylene-propylene copolymer component (B1), and a content of the ethylene-propylene copolymer component (B2) are 40 to 70 pts.mass, 15 to 54 pts.mass, and 6 to 15 pts.mass, respectively, with respect to 100 pts.mass of a total content of the propylene homopolymer component (A) and the ethylene-propylene copolymer components (B).SELECTED DRAWING: None
Inventors:
TAKAHASHI TAKASHI
YANAGISAWA MASAHIRO
YANAGISAWA MASAHIRO
Application Number:
JP2020153210A
Publication Date:
July 15, 2021
Filing Date:
September 11, 2020
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO
International Classes:
C08F255/02; B29B7/42; B29B7/80; B29B9/06; B29C48/07; B29C48/08; B29C48/69; B29C48/88; C08J5/18; C08L23/08; C08L51/06
Attorney, Agent or Firm:
Harakenzo world patent & trademark