公开(公告)号：US20240052117A1

公开(公告)日：2024-02-15

申请号：US18260605

申请日：2022-01-05

Applicant: PRIME POLYMER CO., LTD.

Inventor： Keiko SEKIYA ,  Michihiko OGUNI

IPC: C08J5/18 ,  B32B27/32 ,  B32B27/06

CPC classification number: C08J5/18 ,  B32B27/32 ,  B32B27/06 ,  C08J2323/06 ,  B32B2307/51

Abstract: A stretched film including a polyethylene-based resin composition satisfying the following requirements (1) to (3): (1) a melt flow rate (190° C., 2.16 kg load) is 0.01 g/10 min or more and 2.0 g/10 min or less; (2) a density is 935 kg/m3 or more and 970 kg/m3 or less; and (3) a ratio of a melt index (I21: 190° C., 21.6 kg load) to a melt index (I2: 190° C., 2.16 kg load), I21/I2 is 80 or more.

公开(公告)号：US20240228760A1

公开(公告)日：2024-07-11

申请号：US18561615

申请日：2022-04-27

Applicant: PRIME POLYMER CO., LTD.

Inventor： Sumiaki FUJII ,  Michihiko OGUNI

IPC: C08L23/12

CPC classification number: C08L23/12 ,  C08L2201/10

Abstract: An injection molded article is made of a propylene-based polymer composition containing a propylene-based polymer (A) satisfying requirements (a-i) and (a-ii) within a range of 60 to 90 mass % and an ethylene-α-olefin copolymer (B) satisfying requirements (b-i) and (b-ii) within a range of 10 to 40 mass %, provided that the total amount of (A) and (B) is 100 mass %.