IP Library Granted Patent US 8,372,184
Granted Patent B2
US 8,372,184 · App. 12/727,729 · Granted Feb 12, 2013

Composite hydrogen storage material and methods related thereto

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Quick Facts
Patent No.
US 8,372,184
App. No.
12/727,729
Granted
Feb 12, 2013
Kind
B2
Abstract

Embodiments of the invention relate to a composite hydrogen storage material comprising active material particles and a binder, wherein the binder immobilizes the active material particles sufficient to maintain relative spatial relationships between the active material particles.

Claims (21)

1. A method of using a composite hydrogen storage material, the method comprising:

occluding hydrogen onto or within a composite hydrogen storage material, wherein the composite hydrogen storage material includes

active material particles; and

a binder;

wherein the binder elastically immobilizes the active material particles sufficient to maintain relative spatial relationships between the active material particles before, during, and after any occluding and desorbing of hydrogen and wherein the composite hydrogen storage material is capable of withstanding a force produced by a particle strain during occlusion and desorption of hydrogen by the active material particles sufficient to provide a load bearing member independently or within a storage vessel; and

desorbing hydrogen from the composite hydrogen storage material.

2. The method of claim 1 , further comprising after desorbing hydrogen, occluding hydrogen onto or within a composite hydrogen storage material a second time.

3. The method of claim 2 , further comprising after occluding hydrogen onto or within a composite hydrogen storage material a second time, desorbing hydrogen from the composite hydrogen storage material a second time.

4. The method of claim 3 , further comprising after desorbing hydrogen from the composite hydrogen storage material a second time, occluding hydrogen and desorbing hydrogen three or more times, up to about 100,000 times.

5. The method of claim 4 , wherein the active material particles substantially maintain spatial relationships between the active material particles during the occluding hydrogen and desorbing hydrogen up to about 100,000 times.

6. The method of claim 1 , wherein the composite hydrogen storage material further includes one or more additives.

7. The method of claim 1 , wherein the composite hydrogen storage material further includes a thermally conductive additive.

8. The method of claim 7 , wherein the thermally conductive additive comprises aluminum, graphite flakes, graphite fibers, or a combination thereof

9. The method of claim 1 , wherein the composite hydrogen storage material further includes an adsorbent additive.

10. The method of claim 9 , wherein the adsorbent additive is capable of adsorbing materials that can interfere with a hydrogen storing function of the active material particles.

11. The method of claim 10 , wherein the adsorbent additive comprises activated carbon.

12. The method of claim 1 , wherein the composite hydrogen storage material further includes a structural additive.

13. The method of claim 12 , wherein the structural additive is selected from the group of carbon flakes, carbon nanotubes, fibers of fiberglass, carbon fibers, carbon nanofibers and combinations thereof.

14. The method of claim 1 , wherein the composite hydrogen storage material further includes a fire retardant.

15. The method of claim 1 , wherein the composite hydrogen storage material further includes a lubricant.

16. The method of claim 1 , wherein the binder is a thermoplastic binder.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 6, 2015
From: SOCIÉTÉ BIC
To: INTELLIGENT ENERGY LIMITED
Reel/Frame 036303/0915 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 30, 2011
From: ANGSTROM POWER INCORPORATED
To: SOCIETE BIC
Reel/Frame 027464/0783 →