US 12,492,035 B2
PHA-based container and method for manufacturing such container
Johannes Zimmer, Lausanne (CH); Michael Karlheinz Hausmann, Boudry (CH); Charlyse Pouteau, Vittel (FR); Laurent Henriquel, Epinal (FR); and Karson Durie, Athens, GA (US)
Assigned to Societe des Produits Nestle S.A., Vevey (CH)
Appl. No. 18/694,291
Filed by SOCIETE DES PRODUITS NESTLE S.A., Vevey (CH)
PCT Filed Sep. 16, 2022, PCT No. PCT/EP2022/075737
§ 371(c)(1), (2) Date Mar. 21, 2024,
PCT Pub. No. WO2023/046580, PCT Pub. Date Mar. 30, 2023.
Claims priority of application No. 21198304 (EP), filed on Sep. 22, 2021.
Prior Publication US 2024/0391635 A1, Nov. 28, 2024
Int. Cl. B65D 1/02 (2006.01); B65D 65/46 (2006.01)
CPC B65D 1/0207 (2013.01) [B65D 1/0246 (2013.01); B65D 65/466 (2013.01); B65D 2251/1041 (2013.01); B65D 2565/381 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A plastic container for a liquid, the plastic container comprising a body portion and a neck portion,
the body portion comprising a body portion wall forming a reservoir adapted to contain the liquid,
the neck portion being formed by a neck portion wall that forms an opening for filling the plastic container with the liquid and emptying the plastic container,
wherein the container body portion wall and the container neck portion wall are made of biodegradable plastics, at least the body portion wall being made of a material comprising 40 to 99.9 weight percent of polyhydroxyalkanoate (PHA),
wherein the neck portion is made of a PHA based material that is more biodegradable than a PHA based material of which the body portion is made, and
wherein the maximum thickness of the neck portion wall is less than 2 mm.