Membrane-electrode unit for an electrochemical cell, and process for manufacturing a membrane-electrode unit
AssigneeRobert Bosch GmbH
InventorAndreas Ringk
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Abstract
Disclosed is a membrane-electrode unit (1) for an electrochemical cell (100), wherein the membrane-electrode unit (1) comprises a frame structure (10) for accommodating a membrane (2) coated with electrodes (3, 4). The frame structure (10) comprises a first film (11) and a second film (12), wherein the first film (11) is bonded to the second film (12) in a bonding region (15) by means of an adhesive (13). A spacing structure (20) is formed at least on one of the two films (11, 12), in the bonding region (15).
Claims5
A membrane-electrode unit (1) for an electrochemical cell (100), wherein the membrane-electrode unit (1) comprises a frame structure (10) for accommodating a membrane (2) coated with electrodes (3, 4), wherein the frame structure (10) comprises a first film (11) and a second film (12), wherein the first film (11) is bonded to the second film (12) in a bonding region (15) by an adhesive (13),
- wherein
- on at least one of the two films (11, 12), a spacing structure (20) is formed in the bonding region (15);
- wherein the spacing structure (20) is honeycombed, and
- wherein the spacing structure (20) defines adhesive pockets (13a).
Dependencies are inferred from the claim text.