Functionalized boron nitride materials and methods for their preparation and use
AssigneeEmpire Technology Development LLC
InventorAngele SJONG
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Abstract
A polymeric flexible substrate may be formed from h-BN sheets having a monolayer of hexagonal born nitride interspersed with domains of at least one functionalized material. The functionalized h-BN sheets may be used in various electronic components such as in circuit boards and touch sensors.
Claims56
A sheet comprising a monolayer of hexagonal born nitride interspersed with domains of at least one functionalized material, wherein the at least one functionalized material has a hexagonal monolayer structure and is functionalized with at least one functional group.
A flexible substrate for electronic devices, the substrate comprising:
- a composite sheet, wherein the composite sheet comprises domains of at least one functionalized material interspersed in a monolayer of hexagonal boron nitride;
- and
- at least one polymer film disposed on the composite sheet.
An electronic device comprising a printed circuit board, the printed circuit board comprising:
- at least one substrate sheet comprising at least one polymer bonded with a composite sheet, wherein the composite sheet comprises interspersed domains of hexagonal boron nitride and graphene, wherein the graphene of at least one domain of graphene comprises graphene functionalized with at least one functional group configured to bond with the polymer;
- and
- one or more electronic components disposed on the at least one substrate sheet.
A method for producing a functionalized hexagonal boron nitride film, the method comprising:
- etching a monolayer of hexagonal born nitride to produce holes in the monolayer;
- incorporating at least one functionalizable material into the holes;
- and
- functionalizing the at least one functionalizable material with at least one functional group to produce a functionalized monolayer of hexagonal boron nitride.
A method for producing a tactile material, the method comprising:
- etching a monolayer of hexagonal born nitride to produce holes in the monolayer;
- incorporating at least one functionalizable material into the holes in the monolayer to produce a functionalized monolayer;
- functionalizing a polymer layer with a linking component configured to covalently bond with the functionalizable material of the monolayer to produce a functionalized polymer layer;
- layering the functionalized polymer layer with the functionalized monolayer, with the linking component of the functionalized polymer layer adjacent the functionalized monolayer;
- and
- pressing the functionalized monolayer and functionalized polymer layer together to bond the functionalized polymer layer and the functionalized monolayer.
Dependencies are inferred from the claim text.