US 12,290,973 B2
Web material processing machine, method for producing a multi-layered web material and packaging material
Nicholas Copeland, Cheshire (GB)
Assigned to BOBST MANCHESTER LTD, Heywood (GB)
Appl. No. 18/250,452
Filed by BOBST MANCHESTER LTD, Heywood (GB)
PCT Filed Oct. 27, 2021, PCT No. PCT/EP2021/079872
§ 371(c)(1), (2) Date Apr. 25, 2023,
PCT Pub. No. WO2022/090337, PCT Pub. Date May 5, 2022.
Claims priority of application No. 20204253 (EP), filed on Oct. 28, 2020.
Prior Publication US 2024/0001603 A1, Jan. 4, 2024
Int. Cl. B29C 48/154 (2019.01); B29C 48/00 (2019.01); B29C 48/08 (2019.01)
CPC B29C 48/154 (2019.02) [B29C 48/0023 (2019.02); B29C 48/022 (2019.02); B29C 48/08 (2019.02)] 8 Claims
OG exemplary drawing
 
1. An in-line web material processing machine for producing a multi-layered material, especially a multi-layered packaging material, in particular a monomaterial, the in-line web material processing machine comprising:
a first vacuum coating unit for deposing a film of a first coating material on a web material to be processed, and
an extrusion coating unit for extruding a film of an extrusion material on the web material to be processed,
wherein the web material and the extrusion material are made essentially of the same material,
wherein the extrusion coating unit is positioned behind the first vacuum coating unit with respect to a processing direction; and
wherein the first vacuum coating unit and the extrusion coating unit are arranged inside a vacuum chamber.