CN104624172B - Modified alta-mud and its preparation method and application - Google Patents
Modified alta-mud and its preparation method and application Download PDFInfo
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- CN104624172B CN104624172B CN201410851040.7A CN201410851040A CN104624172B CN 104624172 B CN104624172 B CN 104624172B CN 201410851040 A CN201410851040 A CN 201410851040A CN 104624172 B CN104624172 B CN 104624172B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/041—Oxides or hydroxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/043—Carbonates or bicarbonates, e.g. limestone, dolomite, aragonite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
Abstract
The invention discloses a kind of modified alta-mud and its preparation method and application, wherein, described preparation method includes: bentonite powder, nano calcium oxide and nano-calcium carbonate are mixed by (1), obtains mixture M 1；(2) in mixture M 1, add epoxy resin and phenolic resin, obtain modified alta-mud；Wherein, relative to the described bentonite powder of 100 weight portions, the consumption of described nano calcium oxide is 10 50 weight portions, and the consumption of described nano-calcium carbonate is 5 30 weight portions, the consumption of described epoxy resin is 1 10 weight portions, and the consumption of described phenolic resin is 5 30 weight portions.A certain proportion of bentonite powder, nano calcium oxide, nano-calcium carbonate, epoxy resin and phenolic resin are mixed by the present invention, the modified alta-mud prepared is made to have good adsorption effect, and above-mentioned modified alta-mud is applied in the process of sewage, making sewage be effectively addressed, the impurity in sewage is effectively adsorbed.
Description
Technical field
The present invention relates to sewage treating material field, in particular it relates to a kind of modified alta-mud and preparation thereof
Methods and applications.
Background technology
In daily productive life, often produce more waste water, but the improper process of waste water then can
Environment is caused strong influence.And sewage is adsorbed by the most conventional processing mode exactly, but
It is the best that general adsorbent resin directly adsorbs often adsorption effect.
Therefore it provides a kind of, there is good adsorption effect, range modified alta-mud widely and
Preparation method is the problem that the present invention needs solution badly.
Summary of the invention
For above-mentioned prior art, it is an object of the invention to overcome the processing procedure of sewage in prior art
The problem that middle adsorption treatment often treatment effect is general, thus provide a kind of and there is good adsorption effect,
Range modified alta-mud and preparation method thereof widely.
To achieve these goals, the invention provides a kind of method for preparing modified bentonite, wherein,
Described preparation method includes:
(1) bentonite powder, nano calcium oxide and nano-calcium carbonate are mixed, obtain mixture
M1；
(2) in mixture M 1, add epoxy resin and phenolic resin, obtain modified alta-mud；Its
In,
Relative to the described bentonite powder of 100 weight portions, the consumption of described nano calcium oxide is 10-50
Weight portion, the consumption of described nano-calcium carbonate is 5-30 weight portion, and the consumption of described epoxy resin is 1-10
Weight portion, the consumption of described phenolic resin is 5-30 weight portion.
Present invention also offers a kind of modified alta-mud prepared according to preparation method described above.
Present invention also offers the application in processing sewage of a kind of modified alta-mud described above.
By technique scheme, the present invention by a certain proportion of bentonite powder, nano calcium oxide, receive
Rice calcium carbonate, epoxy resin and phenolic resin mix, so that the modified alta-mud prepared has
Good adsorption effect, and above-mentioned modified alta-mud is applied in the process of sewage, so that sewage
Effectively being processed, the impurity in sewage is effectively adsorbed.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Detailed description of the invention
Hereinafter the detailed description of the invention of the present invention is described in detail.It should be appreciated that this place is retouched
The detailed description of the invention stated is merely to illustrate and explains the present invention, is not limited to the present invention.
The invention provides a kind of method for preparing modified bentonite, wherein, described preparation method includes:
(1) bentonite powder, nano calcium oxide and nano-calcium carbonate are mixed, obtain mixture
M1；
(2) in mixture M 1, add epoxy resin and phenolic resin, obtain modified alta-mud；Its
In,
Relative to the described bentonite powder of 100 weight portions, the consumption of described nano calcium oxide is 10-50
Weight portion, the consumption of described nano-calcium carbonate is 5-30 weight portion, and the consumption of described epoxy resin is 1-10
Weight portion, the consumption of described phenolic resin is 5-30 weight portion.
Above-mentioned design is by by a certain proportion of bentonite powder, nano calcium oxide, nano-calcium carbonate, ring
Epoxy resins and phenolic resin mix, so that the modified alta-mud prepared has good absorption effect
Really, and above-mentioned modified alta-mud is applied in the process of sewage, so that sewage is effectively located
Reason, the impurity in sewage is effectively adsorbed.
In order to make the modified alta-mud prepared have more preferable adsorption effect, preferred in the one of the present invention
In embodiment, relative to the described bentonite powder of 100 weight portions, the consumption of described nano calcium oxide
For 15-25 weight portion, the consumption of described nano-calcium carbonate is 8-15 weight portion, the use of described epoxy resin
Amount is 3-7 weight portion, and the consumption of described phenolic resin is 8-15 weight portion.
In order to make mixing between each raw material be more uniformly distributed, it is to avoid the serviceability fall caused because of mixing inequality
Low, in a kind of embodiment being more highly preferred to of the present invention, the mixed process in step (1) is for stirring
Mix mixing.
Described stirring mixing can operate, such as, at this according to the alr mode that this area is conventional
Bright one preferred embodiment in, described stirring mixing speed of agitator could be arranged to
500-1000r/min, mixing time could be arranged to 30-60min.
So that bentonite can effectively be mixed, in a kind of enforcement being more highly preferred to of the present invention
In mode, step (2) can also include mixture M 1, epoxy resin and phenolic resin are placed in instead
Answer reaction 1-3h in still.
In order to make the adsorption effect of modified alta-mud prepared after reaction more preferable, the present invention one more
In preferred embodiment, the reaction temperature of described course of reaction could be arranged to 60-100 DEG C.
Present invention also offers a kind of modified alta-mud prepared according to preparation method described above.
Present invention also offers the application in processing sewage of a kind of modified alta-mud described above.
Described application process can be carried out in a conventional manner, such as, the most real in the one of the present invention
Executing in mode, described application process may include that and is positioned in apparatus for placing by modified alta-mud, by dirt
Water flows through this apparatus for placing.
Hereinafter will be described the present invention by embodiment.In following example, described bentonite
Powder is the Ningxiang County conventional commercial product that greatly mineral powder factory produces, described nano calcium oxide and described nanometer
Calcium carbonate is conventional commercial product, described epoxy resin be the conventional commercial trade mark be the epoxy resin of 6101,
Described phenolic resin is conventional commercial product.
Embodiment 1
Juxtaposition after 100g bentonite powder, 15g nano calcium oxide and 8g nano-calcium carbonate are mixed
Under conditions of rotating speed is 500r/min, stirs 30min, obtains mixture M 1；In mixture M 1
Add 3g epoxy resin and 8g phenolic resin is placed in reaction kettle for reaction 1h that temperature is 60 DEG C,
To modified alta-mud A1.
Embodiment 2
Juxtaposition after 100g bentonite powder, 25g nano calcium oxide and 15g nano-calcium carbonate are mixed
Under conditions of rotating speed is 1000r/min, stirs 60min, obtains mixture M 1；In mixture M 1
Add 7g epoxy resin and 15g phenolic resin be placed in reaction kettle for reaction 3h that temperature is 100 DEG C,
Obtain modified alta-mud A2.
Embodiment 3
Juxtaposition after 100g bentonite powder, 20g nano calcium oxide and 12g nano-calcium carbonate are mixed
Under conditions of rotating speed is 800r/min, stirs 45min, obtains mixture M 1；In mixture M 1
Add 5g epoxy resin and 12g phenolic resin is placed in reaction kettle for reaction 2h that temperature is 80 DEG C,
To modified alta-mud A3.
Embodiment 4
It is prepared according to the preparation method of embodiment 1, except for the difference that, the consumption of described nano calcium oxide
For 10g, the consumption of described nano-calcium carbonate is 5g, and the consumption of described epoxy resin is 1g, described phenolic aldehyde
The consumption of resin is 5g, obtains modified alta-mud A4.
Embodiment 5
It is prepared according to the preparation method of embodiment 2, except for the difference that, the consumption of described nano calcium oxide
For 50g, the consumption of described nano-calcium carbonate is 30g, and the consumption of described epoxy resin is 10g, described phenol
The consumption of urea formaldehyde is 30g, obtains modified alta-mud A5.
Comparative example 1
It is prepared according to the preparation method of embodiment 3, except for the difference that, the consumption of described nano calcium oxide
For 5g, the consumption of described nano-calcium carbonate is 2g, and the consumption of described epoxy resin is 0.5g, described phenol
The consumption of urea formaldehyde is 2g, obtains modified alta-mud D1.
Comparative example 2
It is prepared according to the preparation method of embodiment 3, except for the difference that, the consumption of described nano calcium oxide
For 80g, the consumption of described nano-calcium carbonate is 50g, and the consumption of described epoxy resin is 20g, described phenol
The consumption of urea formaldehyde is 50g, obtains modified alta-mud D2.
Comparative example 3
The commercially available waste water that Shaanxi Lan Shen Special Resin company limited produces processes resin dedicated D3.
Test case
Above-mentioned A1-A5 and D1-D3 is taken 15g respectively be positioned in apparatus for placing, first measure sewage
PH value, then flows through sewage this apparatus for placing, again measures, and the result obtained is as shown in table 1.
Table 1
| Numbering | PH value (before process) | PH value (after process) |
| A1 | 5.6 | 7.1 |
| A2 | 5.6 | 7.2 |
| A3 | 5.6 | 7.1 |
| A4 | 5.6 | 6.8 |
| A5 | 5.6 | 6.5 |
| D1 | 5.6 | 5.7 |
| D2 | 5.6 | 5.8 |
| D3 | 5.6 | 6.2 |
By table 1 it can be seen that the modified alta-mud prepared within the scope of the present invention process after sewage
PH value has had obvious improvement, tends to neutral, is better than conventional commercial product, and makes outside the scope of the invention
Modified alta-mud treatment effect the most substantially without, the present invention preferably in the range of prepared bentone
The treatment effect of soil is more preferably.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited to above-mentioned reality
Execute the detail in mode, in the technology concept of the present invention, can be to the technical side of the present invention
Case carries out multiple simple variant, and these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (5)
1. a method for preparing modified bentonite, it is characterised in that described preparation method includes:
(1) bentonite powder, nano calcium oxide and nano-calcium carbonate are mixed, obtain mixture
M1；
(2) in mixture M 1, add epoxy resin and phenolic resin, obtain modified alta-mud；Its
In,
Relative to the described bentonite powder of 100 weight portions, the consumption of described nano calcium oxide is 10-50
Weight portion, the consumption of described nano-calcium carbonate is 5-30 weight portion, and the consumption of described epoxy resin is 1-10
Weight portion, the consumption of described phenolic resin is 5-30 weight portion；
Mixed process in step (1) is stirring mixing, and the speed of agitator of described stirring mixing is
500-1000r/min, mixing time is 30-60min；
Step (2) also includes mixture M 1, epoxy resin and phenolic resin are placed in reactor instead
1-3h, the reaction temperature of described course of reaction is answered to be 60-100 DEG C.
Preparation method the most according to claim 1, wherein, described in 100 weight portions
Bentonite powder, the consumption of described nano calcium oxide is 15-25 weight portion, the use of described nano-calcium carbonate
Amount is 8-15 weight portion, and the consumption of described epoxy resin is 3-7 weight portion, the consumption of described phenolic resin
For 8-15 weight portion.
3. the modified alta-mud that a preparation method according to claim 1 and 2 prepares.
4. a modified alta-mud according to claim 3 application in processing sewage.
Application the most according to claim 4, wherein, described application process includes: modification is swollen
Profit soil is positioned in apparatus for placing, and sewage flows through this apparatus for placing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410851040.7A CN104624172B (en) | 2014-12-31 | 2014-12-31 | Modified alta-mud and its preparation method and application |
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| CN105214631A (en) * | 2015-11-16 | 2016-01-06 | 鄢祺丹 | A kind of flexible PCB waste water treating agent based on modification biological sponge iron and preparation method |
| CN108342070A (en) * | 2018-05-04 | 2018-07-31 | 合肥天沃能源科技有限公司 | A kind of building special-purpose thermal insulation thermal insulation plate and preparation method thereof |
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| US2978424A (en) * | 1958-12-23 | 1961-04-04 | Glidden Co | Metal primers and coating compositions modified with lower alkyl esters of unsaturated aliphatic acids |
| CN1128182C (en) * | 2001-03-29 | 2003-11-19 | 中国科学院化学研究所 | Water soluble phenolic resin/nano clay composition and its preparing method |
| US7423095B2 (en) * | 2003-07-16 | 2008-09-09 | Dow Corning Corporation | Coating compositions containing aminofunctional silicone resins |
| CN101942167B (en) * | 2010-09-10 | 2012-05-23 | 天津工业大学 | Nanometer clay-containing high absorptive hydrogel as well as preparation method and application thereof |
| CN103203217A (en) * | 2012-12-20 | 2013-07-17 | 余姚市浙工大技术转移中心 | Interlayer silane modified bentonite and application thereof |
| CN104229813B (en) * | 2014-08-28 | 2016-01-20 | 中南大学 | A kind of method for preparing modified bentonite and application thereof |
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