CN101269792A - Aluminum paste for hydrogen production and preparation technique - Google Patents
Aluminum paste for hydrogen production and preparation technique Download PDFInfo
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- CN101269792A CN101269792A CNA2008100530445A CN200810053044A CN101269792A CN 101269792 A CN101269792 A CN 101269792A CN A2008100530445 A CNA2008100530445 A CN A2008100530445A CN 200810053044 A CN200810053044 A CN 200810053044A CN 101269792 A CN101269792 A CN 101269792A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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Abstract
The invention relates to an aluminium powder paste used for preparing hydrogen and a preparation method thereof. Each sample of the aluminium powder paste used for preparing hydrogen comprises 50-80g of aluminium powder, 30-100ml of water, 1-5g of anti-settling agent, 30-100ml of dispersant, 0.05g-0.5g of surface active agent and 0.05-0.5g of sodium chloride stabilizing agent. The preparation method is as follows: the 1-5g of the anti-settling agent is added in 30-100ml of hot water with the temperature of 50 DEG C-80 DEG C to be dissolved and be cooled; the 0.05g-0.5g of surface active agent and the 0.05-0.5g of sodium chloride stabilizing agent are put into the obtained liquid to be stirred; 30-100ml of dispersant is measured; 5-20ml of surface active agent is added into the step 3 to be stirred; 50-80g of aluminium powder is measured, 1/2 volume of the liquid obtained by the step 4 is added into the measured aluminium powder and is stirred and wet; the other half liquid obtained by the step 4 is evenly mixed with the liquid obtained by the step 2; the liquid obtained by the step 6 is poured slowly into the aluminium powder of the step 5 to be stirred; the paste obtained by the step 7 is emulsified, and the aluminium powder paste is prepared. The aluminium powder paste has high stability, simple preparation, low cost, safe and convenient storage and use, etc., and can be used as supply raw materials of vehicle fuel cells.
Description
Technical field
The present invention relates to a kind of aluminium paste.Particularly relate to a kind of can preparing and stablize the high-load aluminum paste for hydrogen production and the preparation technology thereof that can carry.
Background technology
The commercial applications of hydrogen-oxygen fuel cell needs to solve the low cost manufacturing and the supply problem of " hydrogen fuel ", roughly has four kinds for fuel cell provides the mode of hydrogen source at present: 1) High Pressure Hydrogen gas cylinder method; 2) low-temperature liquefaction hydrogen method; 3) methyl alcohol, gasoline or natural gas reforming process; 4) the solid-state hydrogen storing method of metal hydride; High Pressure Hydrogen gas cylinder method hydrogen supply response speed is fast, simple in structure, and along with the improvement of container material, the hydrogen-storage amount of unit volume also improves, but maximum problem is security and poor reliability, and widespread use involves the construction at hydrogenation station.Low-temperature liquefaction hydrogen method hydrogen supply response speed is fast, the hydrogen-storage amount height of unit volume, but exist to use and transportation in cost greatly and shortcoming such as poor stability, widespread use also involves the construction at hydrogenation station; Methyl alcohol, gasoline or gas renormalizing method can be hydrogen manufacturing one with storing up hydrogen molten, realize vehicle-mounted hydrogen production, can utilize existing filling station system, it is also comparatively convenient to use, but shortcoming is requirement higher reforming temperature is arranged, energy transformation ratio is low, and can't reach the obnoxious flavour zero release, the CO that produces in the reforming process has poisoning effect to fuel cell, reduces fuel cell work-ing life.The solid-state hydrogen storing method of metal hydride has the hydrogen purity height (99.999%) of release, and hydrogen-storage amount is big, and security is good, easy to use, need not the advantage of Infrastructure such as gas station, shortcoming is that the weight hydrogen-storage amount is little, can't provide required hydrogen flowing quantity for high power fuel cell.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of and can prepare the stable high-load aluminum paste for hydrogen production and the preparation technology thereof that can carry.
The technical solution adopted in the present invention is: a kind of aluminum paste for hydrogen production and preparation technology thereof, and wherein: aluminum paste for hydrogen production includes in every part of aluminium paste: aluminium powder 50-80g; Water 30-100ml; Anti-settling agent 1-5g; Dispersion agent 30-100ml; Tensio-active agent 0.05g-0.5g; Sodium-chlor stablizer 0.05-0.5g.
Described dispersion agent is: a kind of in propylene oxide, normal heptane, whiteruss, the kerosene.
Described tensio-active agent is: one or both in Span60, Span80, Span85, oleic acid, fat alcohol polyethylene ether, carboxymethyl cellulose ester, cetyl trimethylammonium bromide, tea saponin, the cocoamidopropyl.
In Xylo-Mucine, polyvinyl alcohol, polymethylmethacrylate, water glass, the tripoly phosphate sodium STPP one or both.
The preparation technology of aluminum paste for hydrogen production is to adopt emulsion process to be prepared, and includes following operation:
(1) the 1-5g anti-settling agent is added in 30-100ml, 50 ℃ of-80 ℃ of hot water, stirring and dissolving is cooled to room temperature;
(2) 0.05g-0.5g tensio-active agent and 0.05-0.5g sodium-chlor stablizer are put into (1) gained liquid, stirred 5-20 minute;
(3) measure the 30-100ml dispersion agent;
(4) in (3), add the 5-20ml tensio-active agent, stirred 5-20 minute;
(5) aluminium powder of weighing 50-80g adds 1/2 of (4) gained liquid volume in the load weighted aluminium powder, stirs wetting;
(6) with the liquid mixing of second half liquid He (2) gained of (4) gained, stir;
(7) liquid of (6) gained is slowly poured in the aluminium powder of (5), stirred simultaneously, churning time 5-10 minute;
(8) slurry with (7) gained carries out emulsification, makes the aluminium powder slurry.
Emulsification times 10-30 described in the operation (8) minute, 13000 rev/mins of emulsifying rates.
Also include the good slurry of operation (8) emulsification is carried out ultra-sonic dispersion, under room temperature, monitor its viscosity.
Also include slurry that operation (8) emulsification is good respectively at room temperature with 50 ℃ under, leave standstill and observe slurry sedimentation situation after 7-15 days.
Aluminum paste for hydrogen production of the present invention and preparation technology thereof have following characteristics, and in certain temperature, humidity range, aluminum paste for hydrogen production of the present invention has high stability.This aluminium powder slurry has advantages such as preparation is simple, with low cost, storage is safe and convenient to use, as the base feed of on-vehicle fuel, has great application prospect.
Embodiment
Below in conjunction with embodiment aluminum paste for hydrogen production of the present invention and preparation technology thereof are made a detailed description.
The formation of aluminum paste for hydrogen production of the present invention is to include in every part of aluminium paste: aluminium powder 50-80g; Water 30-100ml; By one or both the anti-settling agent 1-5g that constitute in Xylo-Mucine, polyvinyl alcohol, polymethylmethacrylate, water glass, the tripoly phosphate sodium STPP; By a kind of dispersion agent 30-100ml that constitutes in propylene oxide, normal heptane, whiteruss, the kerosene; By one or both the tensio-active agent 0.05g-0.5g that constitute in Span60, Span80, Span85, oleic acid, fat alcohol polyethylene ether, carboxymethyl cellulose ester, cetyl trimethylammonium bromide, tea saponin, the cocoamidopropyl; Sodium-chlor stablizer 0.05-0.5g.
The preparation technology of aluminum paste for hydrogen production of the present invention is to adopt emulsion process to be prepared, and includes following operation:
(1) the 1-5g anti-settling agent is added in 30-100ml, 50 ℃ of-80 ℃ of hot water, stirring and dissolving is cooled to room temperature;
Described anti-settling agent is: one or both in Xylo-Mucine, polyvinyl alcohol, polymethylmethacrylate, water glass, the tripoly phosphate sodium STPP.
(2) 0.05g-0.5g tensio-active agent and 0.05-0.5g sodium-chlor stablizer are put into (1) operation gained liquid, stirred 5-20 minute;
Described tensio-active agent is: one or both in Span60, Span80, Span85, oleic acid, fat alcohol polyethylene ether, carboxymethyl cellulose ester, cetyl trimethylammonium bromide, tea saponin, the cocoamidopropyl.
(3) measure the 30-100ml dispersion agent;
Described dispersion agent is: a kind of in propylene oxide, normal heptane, whiteruss, the kerosene.
(4) in operation (3), add the 5-20ml tensio-active agent, stirred 5-20 minute;
(5) aluminium powder of weighing 50-80g adds 1/2 of (4) operation gained liquid volume in the load weighted aluminium powder, stirs wetting;
(6) with second half liquid of (4) operation gained and the liquid mixing of (2) operation gained, stir;
(7) liquid of (6) operation gained is slowly poured in the aluminium powder of (5) operation, stirred simultaneously, churning time 5-10 minute;
(8) slurry with (7) operation gained carries out emulsification, makes the aluminium powder slurry.Emulsification times 10-30 described in this operation minute, 13000 rev/mins of emulsifying rates.
Also include the slurry that (8) operation emulsification is good and carry out ultra-sonic dispersion, under room temperature, monitor its viscosity.
Also include slurry that (8) operation emulsification is good respectively at room temperature with 50 ℃ under, leave standstill and observe slurry sedimentation situation after 7-15 days.
Example 1:
(1) polyvinyl alcohol of weighing 1.75g (PVA) adds 50ml hot water stirring and dissolving, cooling;
(2) weighing 0.1g cetyl trimethylammonium bromide (CTAB) and 0.1g sodium-chlor (NaCl) add in (1) gained liquid, and place the back that stirs, and is cooled to room temperature, makes water.
(3) paraffin oil of measuring 45ml is put in beaker;
(4) in (3), add 9ml oleic acid, stir, make oil phase;
(5) aluminium powder of weighing 50g adds 1/2 of (4) gained oil phase substance volume in the load weighted aluminium powder, stirs wetting;
(6) second half water with (2) gained with (4) gained oil phase substance volume mixes, and stirs;
(7) liquid of (6) gained is slowly poured in the aluminium powder of (5) gained, the limit edged stirs;
(8) with the slurry of (7) gained by 13000 rev/mins speed emulsification 20 minutes;
(9) can carry out ultra-sonic dispersion by the slurry that (8) emulsification is good, under room temperature, monitor its viscosity.
(10) slurry that obtains installs to respectively in the graduated cylinder of 10ml, places, and observes its sedimentation situation under room temperature and 50 ℃.
Example 2:
(1) polyvinyl alcohol of weighing 1.75g (PVA) adds 45ml hot water stirring and dissolving, cooling;
(2) weighing 0.1g cetyl trimethylammonium bromide (CTAB) and 0.1g sodium-chlor (NaCl) add in (1) gained liquid, and place the back that stirs, and is cooled to room temperature, makes water.
(3) paraffin oil of measuring 45ml is put in beaker;
(4) in (3), add 7ml oleic acid, stir, make oil phase;
(5) aluminium powder of weighing 50g adds 1/2 of (4) gained oil phase substance volume in the load weighted aluminium powder, stirs wetting;
(6) second half water with (2) gained with (4) gained oil phase substance volume mixes, and stirs;
(7) liquid of (6) gained is slowly poured in the aluminium powder of (5) gained, the limit edged stirs;
(8) with the slurry of (7) gained by 13000 rev/mins speed emulsification 20 minutes;
(9) can carry out ultra-sonic dispersion by the slurry that (8) emulsification is good, under room temperature, monitor its viscosity.
(10) slurry that obtains installs to respectively in the graduated cylinder of 10ml, places, and observes its sedimentation situation under room temperature and 50 ℃.
Example 3
(1) polyvinyl alcohol of weighing 1.5g (PVA) adds 45ml hot water stirring and dissolving, cooling;
(2) weighing 0.1g cetyl trimethylammonium bromide (CTAB) and 0.1g sodium-chlor (NaCl) add in (1) gained liquid, and place the back that stirs, and is cooled to room temperature, makes water.
(3) paraffin oil of measuring 45ml is put in beaker;
(4) in (3), add 9ml oleic acid, stir, make oil phase;
(5) aluminium powder of weighing 50g adds 1/2 of (4) gained oil phase substance volume in the load weighted aluminium powder, stirs wetting;
(6) second half water with (2) gained with (4) gained oil phase substance volume mixes, and stirs;
(7) liquid of (6) gained is slowly poured in the aluminium powder of (5) gained, the limit edged stirs;
(8) with the slurry of (7) gained by 13000 rev/mins speed emulsification 20 minutes;
(9) can carry out ultra-sonic dispersion by the slurry that (8) emulsification is good, under room temperature, monitor its viscosity.
(10) slurry that obtains installs to respectively in the graduated cylinder of 10ml, places, and observes its sedimentation situation under room temperature and 50 ℃.
Example 4:
(1) polyvinyl alcohol of weighing 1.5g (PVA) adds 45ml hot water stirring and dissolving, cooling;
(2) weighing 0.08g cetyl trimethylammonium bromide (CTAB) and 0.1g sodium-chlor (NaCl) add in (1) gained liquid, and place the back that stirs, and is cooled to room temperature, makes water.
(3) paraffin oil of measuring 45ml is put in beaker;
(4) in (3), add 9ml oleic acid, stir, make oil phase;
(5) aluminium powder of weighing 50g adds 1/2 of (4) gained oil phase substance volume in the load weighted aluminium powder, stirs wetting;
(6) second half water with (2) gained with (4) gained oil phase substance volume mixes, and stirs;
(7) liquid of (6) gained is slowly poured in the aluminium powder of (5) gained, the limit edged stirs;
(8) with the slurry of (7) gained by 13000 rev/mins speed emulsification 20 minutes;
(9) can carry out ultra-sonic dispersion by the slurry that (8) emulsification is good, under room temperature, monitor its viscosity.
(10) slurry that obtains installs to respectively in the graduated cylinder of 10ml, places, and observes its sedimentation situation under room temperature and 50 ℃.
Above-mentioned 4 example gained aluminum paste for hydrogen production character such as following table:
| Project | Example 1 | Example 2 | Example 3 | Example 4 |
| Viscosity (Pas) | 26.76 | 36.55 | 19.36 | 39.45 |
| Sinkability (mm) | 4 | 3.5 | 4 | 2 |
Claims (8)
1. an aluminum paste for hydrogen production is characterized in that, includes in every part of aluminium paste: aluminium powder 50-80g; Water 30-100ml; Anti-settling agent 1-5g; Dispersion agent 30-100ml; Tensio-active agent 0.05g-0.5g; Sodium-chlor stablizer 0.05-0.5g.
2. aluminum paste for hydrogen production according to claim 1 is characterized in that, described dispersion agent is: a kind of in propylene oxide, normal heptane, whiteruss, the kerosene.
3. aluminum paste for hydrogen production according to claim 1, it is characterized in that described tensio-active agent is: one or both in Span60, Span80, Span85, oleic acid, fat alcohol polyethylene ether, carboxymethyl cellulose ester, cetyl trimethylammonium bromide, tea saponin, the cocoamidopropyl.
4. aluminum paste for hydrogen production according to claim 1 is characterized in that, described anti-settling agent is: one or both in Xylo-Mucine, polyvinyl alcohol, polymethylmethacrylate, water glass, the tripoly phosphate sodium STPP.
5. the preparation technology of an aluminum paste for hydrogen production is characterized in that, adopts emulsion process to be prepared, and includes following operation:
(1) the 1-5g anti-settling agent is added in 30-100ml, 50 ℃ of-80 ℃ of hot water, stirring and dissolving is cooled to room temperature;
(2) 0.05g-0.5g tensio-active agent and 0.05-0.5g sodium-chlor stablizer are put into (1) gained liquid, stirred 5-20 minute;
(3) measure the 30-100ml dispersion agent;
(4) in (3), add the 5-20ml tensio-active agent, stirred 5-20 minute;
(5) aluminium powder of weighing 50-80g adds 1/2 of (4) gained liquid volume in the load weighted aluminium powder, stirs wetting;
(6) with the liquid mixing of second half liquid He (2) gained of (4) gained, stir;
(7) liquid of (6) gained is slowly poured in the aluminium powder of (5), stirred simultaneously, churning time 5-10 minute;
(8) slurry with (7) gained carries out emulsification, makes the aluminium powder slurry.
6. the preparation technology of aluminum paste for hydrogen production according to claim 5 is characterized in that, the emulsification times 10-30 described in the operation (8) minute, and 13000 rev/mins of emulsifying rates.
7. the preparation technology of aluminum paste for hydrogen production according to claim 5 is characterized in that, also includes the good slurry of operation (8) emulsification is carried out ultra-sonic dispersion, under room temperature, monitors its viscosity.
8. the preparation technology of aluminum paste for hydrogen production according to claim 5 is characterized in that, also include slurry that operation (8) emulsification is good respectively at room temperature with 50 ℃ under, leave standstill and observe slurry sedimentation situation after 7-15 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100530445A CN101269792B (en) | 2008-05-09 | 2008-05-09 | Aluminum paste for hydrogen production and preparation technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100530445A CN101269792B (en) | 2008-05-09 | 2008-05-09 | Aluminum paste for hydrogen production and preparation technique |
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| CN101269792A true CN101269792A (en) | 2008-09-24 |
| CN101269792B CN101269792B (en) | 2011-02-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976269A (en) * | 2011-09-06 | 2013-03-20 | 中国第一汽车股份有限公司 | Solid mixture for producing hydrogen by using aluminum powder |
| CN110517805A (en) * | 2019-08-09 | 2019-11-29 | 江苏国瓷泓源光电科技有限公司 | A kind of organic bond and preparation method for two-sided PERC aluminium paste |
| CN114106775A (en) * | 2021-10-29 | 2022-03-01 | 江西省龙海化工有限公司 | Water-based aluminum paste grinding agent and preparation method and application thereof |
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2008
- 2008-05-09 CN CN2008100530445A patent/CN101269792B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976269A (en) * | 2011-09-06 | 2013-03-20 | 中国第一汽车股份有限公司 | Solid mixture for producing hydrogen by using aluminum powder |
| CN102976269B (en) * | 2011-09-06 | 2015-07-01 | 中国第一汽车股份有限公司 | Solid mixture for producing hydrogen by using aluminum powder |
| CN110517805A (en) * | 2019-08-09 | 2019-11-29 | 江苏国瓷泓源光电科技有限公司 | A kind of organic bond and preparation method for two-sided PERC aluminium paste |
| CN114106775A (en) * | 2021-10-29 | 2022-03-01 | 江西省龙海化工有限公司 | Water-based aluminum paste grinding agent and preparation method and application thereof |
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| CN101269792B (en) | 2011-02-02 |
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Granted publication date: 20110202 Termination date: 20120509 |