US2011135563A1PendingUtilityA1
Filter Material for Generating Oxygen and/or Hydrogen From A Source
Individually held — no corporate assignee on recordPriority: Sep 7, 2007Filed: Sep 14, 2010Published: Jun 9, 2011
Est. expirySep 7, 2027(~1.1 yrs left)· nominal 20-yr term from priority
Inventors:Binyomin A. Cohen
Y02E60/36C01B 2203/0405C01B 2203/0465C01B 2210/0053C01B 2210/0046C01B 3/042C01B 3/501C01B 13/027A62B 21/00A62B 19/00C01B 3/045C01B 13/0207
50
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Claims
Abstract
A filter material for generating oxygen and/or hydrogen gas from a source having a porous boron doped carbon film with diRuthenium/diRuthenium molecules in direct contact with the porous boron doped carbon film, a synthetic film having at least one zeolite crystalline body in direct contact with the nanocarbon tubules, or both in a continuous alternating arrangement.
Claims
exact text as granted — not AI-modified1 . A filter material for generating/removing oxygen and/or hydrogen gas from a source comprising:
a porous boron doped carbon film comprising diRuthenium/diRuthenium molecules and at least one type of electronegative ion, said
diRuthenium/diRuthenium molecules and said electronegative ion are positioned in direct contact with said porous boron doped carbon film whereby oxygen and/or hydrogen gas is generated from a source as it passes across said filter material.
2 . The filter material of claim 1 wherein said diRuthenium/diRuthenium molecules in direct contact with said porous boron doped carbon film is ionically bonded.
3 . The filter material of claim 1 wherein said porous boron doped carbon film further comprises a nanocarbon tubular mesh network.
4 . The filter material of claim 1 wherein one diRuthenium molecule of each of said diRuthenium/diRuthenium molecules has the following formula (I)
[Ru 2 (CO) 4 (u-n 2- O 2 CR) 2 L 2 ] x (I)
wherein u is a bridging ligand selected from the group consisting of [Ru 2 (EDTA) 2 ] 2- , (CO) 4 , F - , Co 3 -2 , NO + (Cationic), Hydrogen-bonded aromatic/carboxylic Acid-(either for multiple attachments as polymerization or singular, at the double bonded Oxygen or sites within), ethylenediamine, halides as anionic ligands, carboxylic acid, unsaturated hydrocarbons, Nitric Acid coordinating to a metal center either linear or bent, butadiene, carboxylate ligands, anionic (RO— and RCO 2 -2 (wherein R is H or hydrocarbon) or neutral ligands (R 2 , R 2 S, CO, CN - ), CH 3 CN (Acetonitrile), NH 3 (Ammonia ammine) F - , Cl - , tris(pyrazolyl)borates and mixtures thereof, preferably [Ru 2 (EDTA) 2 ] 2- ;
wherein n is at least 2 and depends on the denticity of the molecule—(that is, the number of donor groups from a given ligand attached to the same central atom);
wherein L is a ligand selected from the group consisting of [Ru 2 (Ph 2 PCH 2 CH 2 PPh 2 )(EDTA)] 2+ , C 6 H 6 R 2 C=CR 2 (wherein R is H or an alkyl), 1,1-Bisdiphenylphosphino methane, diethylenetriamine [diene] bonds preferably tridentate, triazacyclononane [diene] bonds preferably tridentate, triphenylphosphine and mixtures thereof;
wherein CR is carboxylic acid, carboxylate ligands, anionic (RO— and RCO 2 - (wherein R is an alkyl group)) or neutral ligands (R 2 ,R 2 S, CO - , CN - (wherein R is an alkyl group)) and mixtures thereof; ; and
x is between 1 and about 30.
5 . The filter material of claim 4 wherein one diRuthenium of said diRuthenium/diRuthenium molecules of formula (I) is attached to a diRuthenium-substituted polyoxometalate having the following formula (II)
[WZnRu III 2 (OH)(H 2 O)(ZnW 9 O 34 ) 2 ] -14 (II).
6 . The filter material of claim 5 further comprising a Ruthenium ion capturing siderophore plate connected to the opposite surface of said porous boron doped carbon film in which said at least one diRuthenium/diRuthenium molecule is attached, said siderophore plate ionically charged so as capture free Ruthenium ions that become dislodged from said porous boron doped carbon film.
7 . The filter material of claim 6 wherein said siderophore plate is selected from the group consisting of a polysulfinate resin impregnated plate, ethylenediaminetetraacetic acid (EDTA) and mixtures thereof.
8 . The filter material of claim 5 wherein the distance between each Ruthenium in said diRuthenium molecule is about 2.75 angstroms.
9 . The filter material of claim 8 wherein said nanotubles of said nanocarbon tubular mesh network have a diameter of about 20 nanometers to about 450 nanometers.
10 . The filter material of claim 4 wherein x is between 1 and about 10.
11 . The filter material of claim 5 further comprising a synthetic film comprising a plurality of nanocarbon tubules attached and/or embedded on a surface of said synthetic film to form a nanocarbon tubule mesh network, said synthetic film positioned in close communication with said surface of said porous boron doped carbon film comprising said siderophore.
12 . The filter material of claim 11 further comprising at least one zeolite crystalline body in direct contact with said nanocarbon tubules wherein said synthetic film comprises a multiplicity of pores having a diameter of about 0.1 about 3.0 nm wherein said zeolite crystalline attached to said nanocarbon tubules overlap at least part of said pores to form a repeating unit of said filter material for removing oxygen and/or hydrogen gas from a source.
13 . The filter material of claim 11 wherein said synthetic film is SiO 4 , AlO 4 , and mixtures thereof.
14 . The filter material of claim 11 wherein said nanocarbon tubular mesh network embedded on said surface of said synthetic film extends about 0.2 to about 5 millimeters above said surface.
15 . The filter material of claim 12 wherein said nanocarbon tubules of said nanocarbon tubular mesh network have a diameter of about 20 nanometers to about 450 nanometers.
16 . The filter material of claim 12 wherein said nanocarbon tubular mesh network is embedded on said surface of said synthetic film using electron-beam lithography, atomic force microscopy, chemically charged molecular ink, crystallization self-assembly, seeded self-assembly, and mixtures thereof.
17 . The filter material of claim 2 wherein said nanocarbon tubular mesh network is arranged in concentric spaced circles starting form a center region of said porous boron doped carbon film outwards.
18 . The filter material of claim 11 wherein nanocarbon tubules embedded on said surface of said zeolite containing synthetic film is arranged in concentric spaced circles starting form a center region of said porous boron doped carbon film outwards.
19 . The filter material of claim 5 wherein said diRuthenium-substituted polyoxometalate of formula (II) is Na 14 [Ru 2 Zn 2 (H20) 2 (ZnW 9 O 34 ) 2 ].
20 . The filter material of claim 12 wherein said diRuthenium-substituted polyoxometalate of formula (II) is Na 14 [Ru 2 Zn 2 (H20) 2 (ZnW 9 O 34 ) 2 ].
21 . A method for producing oxygen and/or hydrogen comprising providing a flow of air containing water across the filter material of claim 12 to produce oxygen and/or hydrogen from said filter material.Join the waitlist — get patent alerts
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