公开(公告)号：US11738547B2

公开(公告)日：2023-08-29

申请号：US17472549

申请日：2021-09-10

Applicant: Kuraray Co., Ltd.

Inventor： Edgard Chow ,  Emilio Morales ,  Wataru Hirose

IPC: B32B27/30 ,  B32B7/12 ,  B32B27/08 ,  B32B27/32 ,  B65D65/40 ,  C08J5/18 ,  C08L29/04

CPC classification number: B32B27/306 ,  B32B7/12 ,  B32B27/08 ,  B32B27/32 ,  B65D65/40 ,  C08J5/18 ,  C08L29/04 ,  B32B2250/05 ,  B32B2250/246 ,  B32B2250/40 ,  B32B2272/00 ,  B32B2307/7244 ,  B32B2307/732 ,  B32B2439/46 ,  B32B2439/70 ,  C08J2329/04 ,  C08J2423/06 ,  C08J2423/08 ,  C08L2203/16 ,  C08L2205/03

Abstract: A gas permeable layer is formed from an ethylene-vinyl alcohol copolymer resin composition comprising an ethylene-vinyl alcohol copolymer (A), a polyolefin (B), and an acid-modified ethylene-α-olefin copolymer (C).

公开(公告)号：US20230294378A1

公开(公告)日：2023-09-21

申请号：US18122980

申请日：2023-03-17

Applicant: KURARAY CO., LTD.

Inventor： Edgard Chow ,  Emilio Morales ,  Makoto Okamoto

IPC: B32B5/02 ,  B32B7/12 ,  B32B27/34 ,  B32B27/30 ,  B32B27/36 ,  B32B27/32 ,  B32B27/40 ,  B32B27/08 ,  B32B27/12

CPC classification number: B32B5/02 ,  B32B7/12 ,  B32B27/34 ,  B32B27/306 ,  B32B27/36 ,  B32B27/32 ,  B32B27/40 ,  B32B27/08 ,  B32B27/12 ,  B32B2307/714 ,  B32B2260/021 ,  B32B2260/046 ,  B32B2307/7244 ,  B32B2307/54 ,  B32B5/024 ,  B32B5/022 ,  B32B2262/0253 ,  B32B2262/0276 ,  B32B2262/0261 ,  B32B2262/0238 ,  B32B2262/065 ,  B32B2262/062

Abstract: A multilayer article including a chemical-resistant layer comprising a polyurea, where the chemical-resistant layer is not an adhesive layer between two layers, and a barrier layer comprising an ethylene-vinyl alcohol copolymer. The multilayer article has good flexibility and toughness, resistance to water and chemicals, and excellent barrier properties to organic solvents and gases.

公开(公告)号：US20220081523A1

公开(公告)日：2022-03-17

申请号：US17472549

申请日：2021-09-10

Applicant: Kuraray Co., Ltd.

Inventor： Edgard Chow ,  Emilio Morales ,  Wataru Hirose

IPC: C08J5/18 ,  C08L29/04 ,  B32B27/32 ,  B32B27/30 ,  B65D65/40 ,  B32B27/08 ,  B32B7/12

Abstract: A gas permeable layer is formed from an ethylene-vinyl alcohol copolymer resin composition comprising an ethylene-vinyl alcohol copolymer (A), a polyolefin (B), and an acid-modified ethylene-α-olefin copolymer (C).