Laser-induced graphene composites and methods of making same

US2025145466A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2025145466-A1
Application numberUS-202519017282-A
CountryUS
Kind codeA1
Filing dateJan 10, 2025
Priority dateDec 28, 2018
Publication dateMay 8, 2025
Grant date

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Abstract

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Methods for stabilizing laser-induced graphene (LIG) through composite formation and compositions thereof. Using infiltration methods and/or lamination methods, LIG composites (LIGCs) with physical properties can be engineered on various substrate materials. The physical properties include surface properties, such as superhydrophobicity and antibiofouling; the LIGCs are also useful in antibacterial applications, Joule-heating applications, and as resistive memory device substrates. Further, methods for fabricating and using LIG for flexible and embeddable gas sensors.

First claim

Opening claim text (preview).

1 . A method of fabricating a LIG composite material, wherein the method comprises the steps of: (a) exposing a first side of a polymer to a laser source, wherein the exposing results in formation of laser-induced graphene (LIG) on the first side of the polymer, and wherein the LIG is derived from the polymer; (b) infiltrating the LIG with a host material to form a LIG/host material composite on the first side of the polymer; and (c) removing the LIG/host material composite from the polymer. 2 - 128 . (canceled)

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Classifications

  • CuInSe2 material PV cells · CPC title

  • Resistance change memory devices, e.g. resistive RAM [ReRAM] devices · CPC title

  • Carbon or graphite · CPC title

  • for inserting or intercalating light metals · CPC title

  • Preparation · CPC title

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What does patent US2025145466A1 cover?
Methods for stabilizing laser-induced graphene (LIG) through composite formation and compositions thereof. Using infiltration methods and/or lamination methods, LIG composites (LIGCs) with physical properties can be engineered on various substrate materials. The physical properties include surface properties, such as superhydrophobicity and antibiofouling; the LIGCs are also useful in antibacte…
Who is the assignee on this patent?
B G Negev Technologies And Applications Ltd At Ben Gurion Univ, Univ Rice William M
What technology area does this patent fall under?
Primary CPC classification C01B32/194. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Thu May 08 2025 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).