CN107597117A - A kind of nano material for being used to promote organic object light to decompose and preparation method thereof - Google Patents
A kind of nano material for being used to promote organic object light to decompose and preparation method thereof Download PDFInfo
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- CN107597117A CN107597117A CN201710890761.2A CN201710890761A CN107597117A CN 107597117 A CN107597117 A CN 107597117A CN 201710890761 A CN201710890761 A CN 201710890761A CN 107597117 A CN107597117 A CN 107597117A
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- bentonite
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Abstract
A kind of nano material for being used to promote organic object light to decompose disclosed by the invention, including modified alta-mud, TiO2Nano particle, metal nanoparticle, binding agent, foaming agent, the TiO2Nano-particle diameter is 50nm 90nm；The organic matter that a kind of nano material for being used to promote organic object light to decompose of the present invention can be effectively promoted in sewage decomposes, and decomposition rate is fast；The cost of sewage disposal is enough reduced, it is applied widely；The preparation method that the present invention is used for the nano material for promoting organic object light to decompose is simple, suitable for batch production.
Description
Technical field
The invention belongs to technical field of nano material, and in particular to a kind of nanometer material for being used to promote organic object light to decompose
Material, further relate to the preparation method of the material.
Background technology
Nano titanium oxide is fluffy white powder, and shielding ultraviolet rays effect is strong, there is good dispersiveness and weatherability.With
TiO2 photochemical catalytic oxidation advanced treating running water, can greatly reduce the bacterial population in water, without mutagenesis after drinking, reach peace
The standard of full drinking water；Nano TiO 2 is added in coating can produce sterilization, antifouling, deodorization, the antifouling painting of self-cleaning antibacterial
Material, it is capable of purifying air, prevent from feeling applied to the bacteriums such as hospital ward, operating room and family bathroom space are intensive, the place easily bred
Dye, deodorization taste removal.Harmful bacteria can effectively be killed etc..
When being decomposed using titanium dioxide to the organic matter in sewage, titanium dioxide is a kind of photochemical catalyst, to having
The decomposable process of machine thing will not cause the reduction of titanium dioxide amount, when usage amount is few, easily causes using uneven, make organic matter
Decomposition efficiency it is low, decompose incomplete, the excessive waste that cost can be caused using titanium dioxide.
The content of the invention
It is an object of the invention to provide a kind of nano material for being used to promote organic object light to decompose, can effectively decompose
Organic matter in sewage, it is cost-effective.
Another object of the present invention is to provide a kind of preparation method for the nano material for being used to promote organic object light to decompose.
The technical solution adopted in the present invention is a kind of nano material for being used to promote organic object light to decompose, nano material
Including modified alta-mud, TiO2Nano particle, metal nanoparticle, binding agent, foaming agent, TiO2Nano-particle diameter is
50nm-90nm。
The present invention is further characterized in that：
The mass percent composition of each component is as follows：Modified alta-mud 60%-80%, TiO2Nano particle 10%-
20%, metal nanoparticle 5%-10%, binding agent 5%-10%.
Metal nanoparticle is one or more mixtures in iron, chromium, nickel, manganese
Binding agent is one kind in polytetrafluoroethylene PTFE, curing epoxy resin adhesive, polyvinyl alcohol.
Method for preparing modified bentonite is：Bentonite is crushed, 150-250 mesh sieves are crossed, then by bentonite with quality
Than 1:500 are put in the hydrochloric acid solution that mass fraction is 15%-30%, and carry out heating water bath, are kept for 40-50 DEG C, 30min-
Filtered after 50min, take the bentonite after acidifying, be placed in reactor, adjusted to 900 DEG C of -1200 DEG C of calcinings, then carry out powder
It is broken, 150-250 mesh sieves are crossed, obtain modified alta-mud.
A kind of preparation method for the nano material for being used to promote organic object light to decompose, specifically implements according to following steps：
Step 1, bentonite crushed, 150-250 mesh sieves are crossed, then by bentonite with mass ratio 1:500 are put in quality point
Count in the hydrochloric acid solution for 15%-30%, and carry out heating water bath, kept for 40-50 DEG C, filtered after 30min-50min, take acid
Bentonite after change, is placed in reactor, adjusts to 900 DEG C of -1200 DEG C of calcinings, is then crushed, cross 150-250 mesh sieves,
Modified alta-mud is obtained, it is standby；
Step 2, the modified alta-mud 60%-80% for weighing step 1 preparation, and the following raw material is weighed respectively： TiO2Nanometer
Particle 10%-20%, metal nanoparticle 5%-10%, binding agent 5%-10%, binding agent are polytetrafluoroethylene PTFE, solidification
One kind in epoxide-resin glue, polyvinyl alcohol；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material with
The plastid ratio of deionized water is 1g-1.5g：1L, after 0.5min-2min is ultrasonically treated, stirred with 100r/min rotating speed
10min-20min；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
The beneficial effects of the invention are as follows：
(1) nano material that the present invention is used to promote organic object light to decompose can be effectively promoted the organic matter point in sewage
Solution, and decomposition rate is fast；
(2) nano material that the present invention is used to promote organic object light to decompose can reduce the cost of sewage disposal, be applicable model
Enclose wide；
(3) present invention is used to promote the preparation method of the nano material of organic object light decomposition simple, suitable for batch production.
Embodiment
With reference to embodiment, the present invention is described in detail.
The invention provides a kind of nano material for being used to promote organic object light to decompose, nano material includes bentone
Soil, TiO2Nano particle, metal nanoparticle, binding agent, foaming agent, TiO2Nano-particle diameter is 50nm-90nm.
The mass percent composition of each component is as follows：Modified alta-mud 60%-80%, TiO2Nano particle 10%-20%,
Metal nanoparticle 5%-10%, binding agent 5%-10%.
Metal nanoparticle is one or more mixtures in iron, chromium, nickel, manganese.
Binding agent is one kind in polytetrafluoroethylene PTFE, curing epoxy resin adhesive, polyvinyl alcohol.
Method for preparing modified bentonite is：Bentonite is crushed, 150-250 mesh sieves are crossed, then by bentonite with quality
Than 1:500 are put in the hydrochloric acid solution that mass fraction is 15%-30%, and carry out heating water bath, are kept for 40-50 DEG C, 30min-
Filtered after 50min, take the bentonite after acidifying, be placed in reactor, adjusted to 900 DEG C of -1200 DEG C of calcinings, then carry out powder
It is broken, 150-250 mesh sieves are crossed, obtain modified alta-mud.
A kind of preparation method for the nano material for being used to promote organic object light to decompose, specifically implements according to following steps：
Step 1, bentonite crushed, 150-250 mesh sieves are crossed, then by bentonite with mass ratio 1:500 are put in quality point
Count in the hydrochloric acid solution for 15%-30%, and carry out heating water bath, kept for 40-50 DEG C, filtered after 30min-50min, take acid
Bentonite after change, is placed in reactor, adjusts to 900 DEG C of -1200 DEG C of calcinings, is then crushed, cross 150-250 mesh sieves,
Modified alta-mud is obtained, it is standby；
Step 2, the modified alta-mud 60%-80% for weighing step 1 preparation, and the following raw material is weighed respectively： TiO2Nanometer
Particle 10%-20%, metal nanoparticle 5%-10%, binding agent 5%-10%, binding agent are polytetrafluoroethylene PTFE, solidification
One kind in epoxide-resin glue, polyvinyl alcohol；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material with
The plastid ratio of deionized water is 1g-1.5g：1L, after 0.5min-2min is ultrasonically treated, stirred with 100r/min rotating speed
10min-20min；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
Embodiment 1
A kind of nano material for being used to promote organic object light to decompose, nano material include modified alta-mud, TiO2Nanometer
Grain, metal nanoparticle, binding agent, foaming agent, TiO2Nano-particle diameter is 50nm.
The mass percent composition of each component is as follows：Modified alta-mud 60%, TiO2Nano particle 20%, metal nano
Grain 10%, binding agent 10%.
Metal nanoparticle is iron.
Binding agent is polytetrafluoroethylene PTFE.
Method for preparing modified bentonite is：Bentonite is crushed, 150 mesh sieves are crossed, then by bentonite with mass ratio 1:
500 are put in the hydrochloric acid solution that mass fraction is 15%, and carry out heating water bath, are kept for 40 DEG C, are filtered after 30min, take acidifying
Bentonite afterwards, is placed in reactor, adjusts to 900 DEG C of calcinings, is then crushed, crosses 150 mesh sieves, obtain modified alta-mud.
A kind of preparation method for the nano material for being used to promote organic object light to decompose, specifically implements according to following steps：
Step 1, bentonite crushed, 150 mesh sieves are crossed, then by bentonite with mass ratio 1:500, which are put in mass fraction, is
In 15% hydrochloric acid solution, and heating water bath is carried out, kept for 40 DEG C, filtered after 30min, take the bentonite after acidifying, be placed in anti-
Answer in kettle, adjust to 900 DEG C of calcinings, then crushed, cross 150 mesh sieves, obtain modified alta-mud, it is standby；
Step 2, the modified alta-mud 60% for weighing step 1 preparation, and the following raw material is weighed respectively：TiO2Nano particle
20%, metal nanoparticle 10%, binding agent 10%, binding agent is polytetrafluoroethylene PTFE；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material with
The plastid ratio of deionized water is 1g：1L, after 0.5min is ultrasonically treated, 10min is stirred with 100r/min rotating speed；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
Embodiment 2
A kind of nano material for being used to promote organic object light to decompose, nano material include modified alta-mud, TiO2Nanometer
Grain, metal nanoparticle, binding agent, foaming agent, TiO2Nano-particle diameter is 60nm.
The mass percent composition of each component is as follows：Modified alta-mud 65%, TiO2Nano particle 18%, metal nano
Grain 8%, binding agent 9%.
Metal nanoparticle is chromium.
Binding agent is polytetrafluoroethylene PTFE.
Method for preparing modified bentonite is：Bentonite is crushed, 180 mesh sieves are crossed, then by bentonite with mass ratio 1:
500 are put in the hydrochloric acid solution that mass fraction is 18%, and carry out heating water bath, are kept for 42 DEG C, are filtered after 35min, take acidifying
Bentonite afterwards, is placed in reactor, adjusts to 960 DEG C of calcinings, is then crushed, crosses 180 mesh sieves, obtain modified alta-mud.
A kind of preparation method for the nano material for being used to promote organic object light to decompose, specifically implements according to following steps：
Step 1, bentonite crushed, 180 mesh sieves are crossed, then by bentonite with mass ratio 1:500, which are put in mass fraction, is
In 18% hydrochloric acid solution, and heating water bath is carried out, kept for 42 DEG C, filtered after 35min, take the bentonite after acidifying, be placed in anti-
Answer in kettle, adjust to 960 DEG C of calcinings, then crushed, cross 180 mesh sieves, obtain modified alta-mud, it is standby；
Step 2, the modified alta-mud 65% for weighing step 1 preparation, and the following raw material is weighed respectively：TiO2Nano particle
18%, metal nanoparticle 8%, binding agent 9%, binding agent is polytetrafluoroethylene PTFE；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material with
The plastid ratio of deionized water is 1.1g：1L, after 0.8min is ultrasonically treated, 13min is stirred with 100r/min rotating speed；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
Embodiment 3
A kind of nano material for being used to promote organic object light to decompose, nano material include modified alta-mud, TiO2Nanometer
Grain, metal nanoparticle, binding agent, foaming agent, TiO2Nano-particle diameter is 70nm.
The mass percent composition of each component is as follows：Modified alta-mud 70%, TiO2Nano particle 16%, metal nano
Grain 7%, binding agent 7%.
Metal nanoparticle is chromium.
Binding agent is curing epoxy resin adhesive.
Method for preparing modified bentonite is：Bentonite is crushed, 200 mesh sieves are crossed, then by bentonite with mass ratio 1:
500 are put in the hydrochloric acid solution that mass fraction is 23%, and carry out heating water bath, are kept for 45 DEG C, are filtered after 40min, take acidifying
Bentonite afterwards, is placed in reactor, adjusts to 1050 DEG C of calcinings, is then crushed, crosses 200 mesh sieves, obtain modified alta-mud.
A kind of preparation method for the nano material for being used to promote organic object light to decompose, specifically implements according to following steps：
Step 1, bentonite crushed, 200 mesh sieves are crossed, then by bentonite with mass ratio 1:500, which are put in mass fraction, is
In 23% hydrochloric acid solution, and heating water bath is carried out, kept for 45 DEG C, filtered after 40min, take the bentonite after acidifying, be placed in anti-
Answer in kettle, adjust to 1050 DEG C of calcinings, then crushed, cross 200 mesh sieves, obtain modified alta-mud, it is standby；
Step 2, the modified alta-mud 70% for weighing step 1 preparation, and the following raw material is weighed respectively：iO2Nano particle
16%, metal nanoparticle 7%, binding agent 7%, binding agent is curing epoxy resin adhesive；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material with
The plastid ratio of deionized water is 1.3g：1L, after 1.3min is ultrasonically treated, 15min is stirred with 100r/min rotating speed；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
Embodiment 4
A kind of nano material for being used to promote organic object light to decompose, nano material include modified alta-mud, TiO2Nanometer
Grain, metal nanoparticle, binding agent, foaming agent, TiO2Nano-particle diameter is 80nm.
The mass percent composition of each component is as follows：Modified alta-mud 75%, TiO2Nano particle 13%, metal nano
Grain 6%, binding agent 6%.
Metal nanoparticle is nickel.
Binding agent is polyvinyl alcohol.
Method for preparing modified bentonite is：Bentonite is crushed, 220 mesh sieves are crossed, then by bentonite with mass ratio 1:
500 are put in the hydrochloric acid solution that mass fraction is 26%, and carry out heating water bath, are kept for 48 DEG C, are filtered after 45min, take acidifying
Bentonite afterwards, is placed in reactor, adjusts to 1100 DEG C of calcinings, is then crushed, crosses 220 mesh sieves, obtain modified alta-mud.
A kind of preparation method for the nano material for being used to promote organic object light to decompose, specifically implements according to following steps：
Step 1, bentonite crushed, 220 mesh sieves are crossed, then by bentonite with mass ratio 1:500, which are put in mass fraction, is
In 26% hydrochloric acid solution, and heating water bath is carried out, kept for 48 DEG C, filtered after 45min, take the bentonite after acidifying, be placed in anti-
Answer in kettle, adjust to 1100 DEG C of calcinings, then crushed, cross 220 mesh sieves, obtain modified alta-mud, it is standby；
Step 2, the modified alta-mud 75% for weighing step 1 preparation, and the following raw material is weighed respectively：TiO2Nano particle
13%, metal nanoparticle 6%, binding agent 6%, binding agent is polyvinyl alcohol；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material with
The plastid ratio of deionized water is 1.4g：1L, after 1.5min is ultrasonically treated, 18min is stirred with 100r/min rotating speed；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
Embodiment 5
A kind of nano material for being used to promote organic object light to decompose, nano material include modified alta-mud, TiO2Nanometer
Grain, metal nanoparticle, binding agent, foaming agent, TiO2Nano-particle diameter is 90nm.
The mass percent composition of each component is as follows：Modified alta-mud 80%, TiO2Nano particle 10%, metal nano
Grain 5%, binding agent 5%.
Metal nanoparticle is manganese.
Binding agent is polyvinyl alcohol.
Method for preparing modified bentonite is：Bentonite is crushed, 220 mesh sieves are crossed, then by bentonite with mass ratio 1:
500 are put in the hydrochloric acid solution that mass fraction is 26%, and carry out heating water bath, are kept for 48 DEG C, are filtered after 45min, take acidifying
Bentonite afterwards, is placed in reactor, adjusts to 1100 DEG C of calcinings, is then crushed, crosses 220 mesh sieves, obtain modified alta-mud.
A kind of preparation method for the nano material for being used to promote organic object light to decompose, specifically implements according to following steps：
Step 1, bentonite crushed, 220 mesh sieves are crossed, then by bentonite with mass ratio 1:500, which are put in mass fraction, is
In 26% hydrochloric acid solution, and heating water bath is carried out, kept for 48 DEG C, filtered after 45min, take the bentonite after acidifying, be placed in anti-
Answer in kettle, adjust to 1100 DEG C of calcinings, then crushed, cross 220 mesh sieves, obtain modified alta-mud, it is standby；
Step 2, the modified alta-mud 80% for weighing step 1 preparation, and the following raw material is weighed respectively：TiO2Nano particle
10%, metal nanoparticle 5%, binding agent 5%, binding agent is polyvinyl alcohol；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material with
The plastid ratio of deionized water is 1.5g：1L, after 2min is ultrasonically treated, 20min is stirred with 100r/min rotating speed；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
By the above-mentioned means, a kind of nano material for being used to promote organic object light to decompose of the present invention can be effectively promoted dirt
Organic matter in water decomposes, and decomposition rate is fast；The cost of sewage disposal is enough reduced, it is applied widely；The present invention is used to promote
It is simple to enter the preparation method for the nano material that organic object light is decomposed, suitable for batch production.
Claims (6)
1. a kind of nano material for being used to promote organic object light to decompose, it is characterised in that it is swollen that described nano material includes modification
Profit soil, TiO2Nano particle, metal nanoparticle, binding agent, foaming agent, the TiO2Nano-particle diameter is 50nm-90nm.
A kind of 2. nano material for being used to promote organic object light to decompose as claimed in claim 1, it is characterised in that each group
The mass percent composition divided is as follows：Modified alta-mud 60%-80%, TiO2Nano particle 10%-20%, metal nanoparticle
5%-10%, binding agent 5%-10%.
A kind of 3. nano material for being used to promote organic object light to decompose as claimed in claim 1, it is characterised in that the metal
Nano particle is one or more mixtures in iron, chromium, nickel, manganese.
4. a kind of nano material for being used to promote organic object light to decompose as claimed in claim 1 or 2, it is characterised in that described
Binding agent is one kind in polytetrafluoroethylene PTFE, curing epoxy resin adhesive, polyvinyl alcohol.
5. a kind of nano material for being used to promote organic object light to decompose as claimed in claim 1 or 2, it is characterised in that described
Method for preparing modified bentonite is：Bentonite is crushed, 150-250 mesh sieves are crossed, then by bentonite with mass ratio 1:500 put
In the hydrochloric acid solution that mass fraction is 15%-30%, and heating water bath is carried out, kept for 40-50 DEG C, mistake after 30min-50min
Filter, the bentonite after acidifying is taken, is placed in reactor, adjusted to 900 DEG C of -1200 DEG C of calcinings, then crushed, cross 150-
250 mesh sieves, obtain modified alta-mud.
A kind of 6. preparation side of nano material for being used to promote organic object light to decompose as described in claim 1-5 any one
Method, it is characterised in that specifically implement according to following steps：
Step 1, bentonite crushed, 150-250 mesh sieves are crossed, then by bentonite with mass ratio 1:500, which are put in mass fraction, is
In 15%-30% hydrochloric acid solution, and heating water bath is carried out, kept for 40-50 DEG C, filtered after 30min-50min, after taking acidifying
Bentonite, it is placed in reactor, adjusts to 900 DEG C of -1200 DEG C of calcinings, then crushed, cross 150-250 mesh sieves, obtain modification
Bentonite, it is standby；
Step 2, the modified alta-mud 60%-80% for weighing step 1 preparation, and the following raw material is weighed respectively：TiO2Nano particle
10%-30%, metal nanoparticle 5%-20%, binding agent 5%-25%, binding agent are polytetrafluoroethylene PTFE, cured epoxy
One kind in resin glue, polyvinyl alcohol；
Step 3, be placed in after raw material that step 2 weighs are mixed in deionized water, the mixed gross mass of raw material and go from
The plastid ratio of sub- water is 1g-1.5g：1L, after 0.5min-2min is ultrasonically treated, 10min- is stirred with 100r/min rotating speed
20min；
Step 4, by step 3 mixed liquor centrifuged, concentrate, dry, crush, obtain nano particle.
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| CN201710890761.2A CN107597117A (en) | 2017-09-27 | 2017-09-27 | A kind of nano material for being used to promote organic object light to decompose and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1101591A (en) * | 1993-06-28 | 1995-04-19 | 石原产业株式会社 | Photocatalyst composite and process for producing the same |
| CN1830549A (en) * | 2006-04-07 | 2006-09-13 | 陈延东 | Photocatalyst material |
| CN103553587A (en) * | 2013-11-11 | 2014-02-05 | 黑龙江大学 | Preparation method and using method of graded hole TiO2 ceramic photocatalyst |
| CN105709687A (en) * | 2016-01-21 | 2016-06-29 | 广西大学 | Nano titanium dioxide composite material applicable to wastewater treatment |
-
2017
- 2017-09-27 CN CN201710890761.2A patent/CN107597117A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1101591A (en) * | 1993-06-28 | 1995-04-19 | 石原产业株式会社 | Photocatalyst composite and process for producing the same |
| CN1830549A (en) * | 2006-04-07 | 2006-09-13 | 陈延东 | Photocatalyst material |
| CN103553587A (en) * | 2013-11-11 | 2014-02-05 | 黑龙江大学 | Preparation method and using method of graded hole TiO2 ceramic photocatalyst |
| CN105709687A (en) * | 2016-01-21 | 2016-06-29 | 广西大学 | Nano titanium dioxide composite material applicable to wastewater treatment |
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Application publication date: 20180119 |