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US 12,401,090 B2Granted
Embossed separators
AssigneeHollingsworth & Vose Company
InventorZhiping Jiang
Life of this patent
Estimating the term…
Abstract
Battery separators comprising embossments are generally provided. The embossments may take the form of indentations formed in a surface of the battery separator, such as indentations formed by an embossing process. The embossments may comprise intersections with a first edge and a second edge of the battery separator, which may be the same or different.
Claims20
A battery separator, comprising:
- a wet laid fiber web comprising a plurality of glass fibers, wherein:
- the fiber web comprises a first surface,
- the first surface is embossed with a plurality of embossments,
- the plurality of embossments takes the form of a plurality of indentations in the first surface,
- the plurality of embossments comprises embossments that each comprise at least a first intersection with a first edge of the fiber web and a second intersection with a second edge of the fiber web,
- one or more of the embossments that comprise at least the first intersection with the first edge of the fiber web and the second intersection with the second edge of the fiber web passes through the interior of the fiber web,
- the embossments in the wet laid fiber web lack embossments connecting two opposing edges of the fiber web.
4 more elements
Dependencies are inferred from the claim text.