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Ceramic material, method for adsorbing carbon dioxide and method for converting carbon dioxide
US9381491B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9381491-B2 |
| Application number | US-201313742371-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 16, 2013 |
| Priority date | Oct 9, 2012 |
| Publication date | Jul 5, 2016 |
| Grant date | Jul 5, 2016 |
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Abstract
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A ceramic material, methods for adsorbing and converting carbon dioxide are provided. The ceramic material is represented by a chemical formula M 1x M 2y O z , wherein M 1 is selected from a group consisting of Nd, Sm, Gd, Yb, Sc, Y, La, Ac, Al, Ga, In, Tl, V, Nb, Ta, Fe, Co, Ni, Cu, Ca, Sr, Na, Li and K; M 2 is selected from a group consisting of Ce, Zn, Ti, Zr and Si; O represents oxygen atom; x<0.5, y>0.5, x+y=1.0, z<2.0; and the ceramic material has an adsorption capacity of not less than 20 μmol/g for CO 2 at 50° C.
First claim
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What is claimed is: 1. A ceramic material of a chemical formula M 1x M 2y O z , wherein M 1 is selected from a group consisting of Nd, Sm, Yb, Sc, Y, La, Ac, Ga, In, Tl, V, Nb, Ta, Fe, Co, Ni, Cu, Ca, Sr, Na, and Li; M 2 is selected from a group consisting of Ce, Zn, Ti, Zr and Si; O represents oxygen atom; x<0.5, y>0.5, x+y=1.0, z<2.0; and the ceramic material has an adsorption capacity of not less than 20 μmol/g for CO 2 at 50° C. 2. The ceramic material of claim 1 , wherein the adsorption capacity for CO 2 at 50° C. is 20 to 99.1 μmol/g. 3. The ceramic material of claim 1 , wherein a specific surface area of the ceramic material is 5 to 118 m 2 /g.
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Classifications
Other properties not specified above · CPC title
obtained by SEM · CPC title
Carbon dioxide · CPC title
Surface area · CPC title
by adsorption, e.g. preparative gas chromatography {(solid sorbent compositions B01J20/00, preparation of inorganic compounds or elements C01)} · CPC title
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- What does patent US9381491B2 cover?
- A ceramic material, methods for adsorbing and converting carbon dioxide are provided. The ceramic material is represented by a chemical formula M 1x M 2y O z , wherein M 1 is selected from a group consisting of Nd, Sm, Gd, Yb, Sc, Y, La, Ac, Al, Ga, In, Tl, V, Nb, Ta, Fe, Co, Ni, Cu, Ca, Sr, Na, Li and K; M 2 is selected from a group consisting of Ce, Zn, Ti, Zr and Si; O represents oxygen at…
- Who is the assignee on this patent?
- Univ Nat Taiwan Science Tech, Univ Nat Taiwan Science Tech
- What technology area does this patent fall under?
- Primary CPC classification B01J20/06. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Jul 05 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). 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).