Tailoring of pores in aerogels using 3d printed structures

US2023106574A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2023106574-A1
Application numberUS-202218072436-A
CountryUS
Kind codeA1
Filing dateNov 30, 2022
Priority dateJul 12, 2016
Publication dateApr 6, 2023
Grant date

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

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A method includes acquiring a three-dimensional printed template created using an additive manufacturing technique, infilling the template with an aerogel precursor solution, allowing formation of a sol-gel, and converting the sol-gel to an aerogel.

First claim

Opening claim text (preview).

What is claimed is: 1 . A method, comprising: acquiring a three-dimensional printed template created using an additive manufacturing technique; infilling the template with an aerogel precursor solution; allowing formation of a sol-gel; and converting the sol-gel to an aerogel. 2 . The method of claim 1 , comprising removing the template. 3 . The method of claim 2 , wherein the template is removed by pyrolization. 4 . The method of claim 2 , wherein the template is removed by application of a solvent thereto. 5 . The method of claim 2 , wherein the aerogel has defined regions with different densities upon removal of the template therefrom. 6 . The method of claim 1 , wherein converting the sol-gel to the aerogel includes pyrollyzing the sol-gel. 7 . The method of claim 1 , wherein the template remains after conversion of the sol-gel to the aerogel. 8 . The method of claim 1 , wherein the aerogel is carbonaceous. 9 . The method of claim 1 , wherein the aerogel includes a metal oxide. 10 . The method of claim 1 , wherein the template is created using a photo-activated resist. 11 . The method of claim 1 , comprising creating the template.

Assignees

Inventors

Classifications

  • Processes of additive manufacturing · CPC title

  • Products made by additive manufacturing · CPC title

  • by thermal decomposition of compounds, e.g. of salts or hydroxides · CPC title

  • Preparation of aerogels, e.g. xerogels · CPC title

  • Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30 · CPC title

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Frequently asked questions

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What does patent US2023106574A1 cover?
A method includes acquiring a three-dimensional printed template created using an additive manufacturing technique, infilling the template with an aerogel precursor solution, allowing formation of a sol-gel, and converting the sol-gel to an aerogel.
Who is the assignee on this patent?
L Livermore Nat Security Llc
What technology area does this patent fall under?
Primary CPC classification B01J13/0091. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Thu Apr 06 2023 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).