US 12,447,663 B2
Polymeric preform and container including active oxygen scavenger layer and recycled material
Frederick C. Beuerle, Jackson, MI (US); and William J. Dubuque, Dexter, MI (US)
Assigned to AMCOR RIGID PACKAGING USA, LLC, Ann Arbor, MI (US)
Appl. No. 18/277,338
Filed by AMCOR RIGID PACKAGING USA, LLC, Ann Arbor, MI (US)
PCT Filed Feb. 16, 2021, PCT No. PCT/US2021/018145
§ 371(c)(1), (2) Date Aug. 15, 2023,
PCT Pub. No. WO2022/177546, PCT Pub. Date Aug. 25, 2022.
Prior Publication US 2024/0131773 A1, Apr. 25, 2024
Prior Publication US 2024/0227276 A9, Jul. 11, 2024
Int. Cl. B29C 49/22 (2006.01); B29C 49/06 (2006.01); B65D 1/02 (2006.01); B65D 81/26 (2006.01); B29K 105/00 (2006.01); B29K 105/26 (2006.01); B29L 31/00 (2006.01)
CPC B29C 49/22 (2013.01) [B29C 49/06 (2013.01); B65D 1/0215 (2013.01); B65D 81/266 (2013.01); B29C 2949/0715 (2022.05); B29K 2105/0014 (2013.01); B29K 2105/26 (2013.01); B29L 2031/7158 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A preform configured to be blow-molded into a container, the preform comprising:
a first layer, the first layer is an active oxygen scavenger layer including an oxygen scavenger, a catalyst, and a first material having up to 25% recycled polymer; and
a second layer including a second material having at least 25% recycled polymer;
wherein the first layer is between two portions of the second layer.