CN106582556A - Preparation method of seawater petroleum pollution adsorbent - Google Patents
Preparation method of seawater petroleum pollution adsorbent Download PDFInfo
- Publication number
- CN106582556A CN106582556A CN201611151624.9A CN201611151624A CN106582556A CN 106582556 A CN106582556 A CN 106582556A CN 201611151624 A CN201611151624 A CN 201611151624A CN 106582556 A CN106582556 A CN 106582556A
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- China
- Prior art keywords
- adsorbent
- manufacture method
- sea water
- oil pollution
- water oil
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
-
- 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
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
-
- 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
-
- 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
-
- 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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/46—Materials comprising a mixture of inorganic and organic materials
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Dispersion Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Enzymes And Modification Thereof (AREA)
Abstract
The invention discloses a preparation method of a seawater petroleum pollution adsorbent. The adsorbent is obtained by modifying coconut shell with activated zinc oxide and nano diatomite. According to the preparation method provided by the invention, the coconut shell, which is rich in lignin and cellulose, is taken as a raw material, the coconut shell, after being enzymatically hydrolyzed by cellulase, is modified with the activated zinc oxide and the nano diatomite under an acid condition, so that the specific surface area of the adsorbent is increased by more than 10 times in comparison with that of an original adsorbent; and the adsorbent s stable in structural porosity and significant in adsorption capacity on oil.
Description
Technical field
The present invention relates to pollute inorganic agent technical field, and in particular to a kind of making side of sea water oil pollution adsorbent
Method.
Background technology
Oil plant oily waste water Jing rivers are directly injected into ocean；Oil carrier oil leak, accident is discharged and occurred, make oil product direct
Enter sea；Spill and leakage and blowout of the offshore oil field in recovery process, make oil enter ocean water body；Low molecule petroleum hydrocarbon in air
It is deposited to maritime waters；The natural oil spilling in ocean bottom local.Oil occur after entering sea series of complex change, including diffusion,
Evaporation, dissolving, emulsifying, photochemical oxidation, microbiological oxidation, sedimentation, formation bitumen ball, and waited along food chain transport
Journey.General crude oil pollution is reclaimed using plant equipment, but irretrievable thin oil film or the elaioleucite being dispersed in water, general to spray
Various hypotoxic new chemical courses, are made up of kinds of surface activating agent and strong infiltrative solvent, the mechanism of action of detergent
It is, by oil slick emulsifying, to form fine particle and be dispersed in water, this method easily brings secondary pollution, it has now been found that
Biological adsorption agent with active adsorption oil, and can be difficult to bring secondary pollution as adsorbent is manufactured for bio-modification.
The content of the invention
One object of the present invention provides a kind of manufacture method of simply and easily sea water oil pollution adsorbent, the present invention
Using Exocarpium cocois (Cocos nucifera L) as raw material, Exocarpium cocois (Cocos nucifera L) is modified using activated zinc oxide and nano diatomite, specific surface area increase is carried
The adsorption rate of high adsorbent is strong for oil adsorptivity.
The present invention provide technical scheme be：
A kind of manufacture method of sea water oil pollution adsorbent, is entered to Exocarpium cocois (Cocos nucifera L) using activated zinc oxide and nano diatomite
Row is modified.
Preferably, the manufacture method specifically includes following steps：
Step 1, Exocarpium cocois (Cocos nucifera L) is dried after, comminution by gas stream crosses 100 mesh sieves, obtains coconut shell powder；
Step 2, Exocarpium cocois (Cocos nucifera L) is mixed with cellulase, deionized water, ethanol after, be placed in autoclave, reactor
Interior pressure is 0.5-2Mpa, adds glacial acetic acid PH to be adjusted to 3-4, and temperature is 45-65 DEG C, after stirring 1-2 hours, rises high-temperature
100-120 DEG C of enzyme denaturing, is subsequently added into activated zinc oxide, nano diatomite, stearic acid, and reacting kettle inner pressure is adjusted to 10-
20Mpa, after reaction 2-4 hours, adjusts PH to 6-7, decompression recycling ethanol, then is spray-dried and obtains the adsorbent；High pressure changes
Property modification time is shortened, significantly, the adsorption rate of Exocarpium cocois (Cocos nucifera L) is significantly increased modified effect.
Preferably, Exocarpium cocois (Cocos nucifera L) described in step 2 and the weight ratio of cellulase, deionized water, ethanol are 100: 1-2:
100-200∶50-100。
Preferably, in step 2, activated zinc oxide, nano diatomite, stearic acid and coconut shell powder weight ratio are 0.5-2.5
∶1-3∶0.5-1.5∶10。
Preferably, glacial acetic acid of the glacial acetic acid for mass fraction more than 85% in step 2.
Preferably, after activated zinc oxide, nano diatomite being added in step 2 be additionally added surfactant, the surface
Activating agent is dodecylbenzene sodium sulfonate, one or two in sodium polyacrylate.
Preferably, after also including crushing using high-pressure pulse nano-scale crusher after being spray-dried in step 2,300 mesh are crossed
Sieve.
The present invention also provides the adsorbent that a kind of manufacture method of described sea water oil pollution adsorbent is prepared.
Beneficial effects of the present invention are as follows：
Using Exocarpium cocois (Cocos nucifera L) as raw material, Exocarpium cocois (Cocos nucifera L) contains abundant lignin and cellulose to the present invention, by cellulose
After enzyme enzymolysis, Exocarpium cocois (Cocos nucifera L) is modified using activated zinc oxide and nano diatomite in acid condition, specific surface area is than former
To increase more than 10 times, structural void is stable, for oil has notable absorbability.
Specific embodiment
With reference to specific embodiment, the present invention is described in further detail, to make those skilled in the art's reference say
Bright book word can be implemented according to this.
Embodiment 1
The manufacture method of embodiment of the present invention sea water oil pollution adsorbent, the manufacture method specifically include following step
Suddenly：
Step 1, Exocarpium cocois (Cocos nucifera L) is dried after, comminution by gas stream crosses 100 mesh sieves, obtains coconut shell powder；
Step 2, Exocarpium cocois (Cocos nucifera L) is mixed with cellulase, deionized water, ethanol after, be placed in autoclave, reactor
Interior pressure is 0.5Mpa, adds glacial acetic acid PH to be adjusted to 3, and temperature is 45 DEG C, after stirring 1 hour, rises 100 DEG C of high-temperature and goes out
Enzyme, is subsequently added into activated zinc oxide, nano diatomite, stearic acid, and reacting kettle inner pressure is adjusted to 10Mpa, after reacting 2 hours,
PH to 6, decompression recycling ethanol are adjusted, then is spray-dried and is obtained the adsorbent.
Embodiment 2
The manufacture method of embodiment of the present invention sea water oil pollution adsorbent, the manufacture method specifically include following step
Suddenly：
Step 1, Exocarpium cocois (Cocos nucifera L) is dried after, comminution by gas stream crosses 100 mesh sieves, obtains coconut shell powder；
Step 2, Exocarpium cocois (Cocos nucifera L) is mixed with cellulase, deionized water, ethanol after, be placed in autoclave, reactor
Interior pressure is 2Mpa, adds glacial acetic acid PH to be adjusted to 4, and temperature is 65 DEG C, after stirring 2 hours, rises 120 DEG C of enzyme denaturing of high-temperature,
Activated zinc oxide, nano diatomite, stearic acid, dodecylbenzene sodium sulfonate are subsequently added into, reacting kettle inner pressure is adjusted to
20Mpa, after reacting 4 hours, adjusts PH to 7, decompression recycling ethanol, then is spray-dried, using high-pressure pulse nano-scale crusher powder
After broken, cross 300 mesh sieves and obtain the adsorbent.
Wherein, Exocarpium cocois (Cocos nucifera L) described in step 2 and the weight ratio of cellulase, deionized water, ethanol are 100: 1: 100: 50；
Activated zinc oxide, nano diatomite, stearic acid and coconut shell powder weight ratio are 0.5: 3: 1.5: 10；Glacial acetic acid is mass fraction
85% glacial acetic acid.
Although embodiment of the present invention is disclosed as above, which is not restricted to listed by description and embodiment
With, it can be applied to various suitable the field of the invention completely, for those skilled in the art, can be easily
Other modification is realized, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the embodiment with description.
Claims (8)
1. a kind of manufacture method of sea water oil pollution adsorbent, it is characterised in that using activated zinc oxide and nano diatomite
Exocarpium cocois (Cocos nucifera L) is modified.
2. the manufacture method of sea water oil pollution adsorbent as claimed in claim 1, it is characterised in that the manufacture method tool
Body is comprised the following steps：
Step 1, Exocarpium cocois (Cocos nucifera L) is dried after, comminution by gas stream crosses 100 mesh sieves, obtains coconut shell powder；
Step 2, Exocarpium cocois (Cocos nucifera L) is mixed with cellulase, deionized water, ethanol after, be placed in autoclave, reactor is intrinsic pressure
Power is 0.5-2Mpa, adds glacial acetic acid PH to be adjusted to 3-4, and temperature is 45-65 DEG C, after stirring 1-2 hours, rises high-temperature 100-
120 DEG C of enzyme denaturing, are subsequently added into activated zinc oxide, nano diatomite, stearic acid, and reacting kettle inner pressure is adjusted to 10-20Mpa, instead
After answering 2-4 hours, PH to 6-7, decompression recycling ethanol are adjusted, then is spray-dried and is obtained the adsorbent.
3. the manufacture method of sea water oil pollution adsorbent as claimed in claim 1, it is characterised in that coconut palm described in step 2
Sub- shell is 100: 1-2: 100-200: 50-100 with the weight ratio of cellulase, deionized water, ethanol.
4. the manufacture method of sea water oil pollution adsorbent as claimed in claim 1, it is characterised in that active oxygen in step 2
It is 0.5-2.5: 1-3: 0.5-1.5: 10 to change zinc, nano diatomite, stearic acid and coconut shell powder weight ratio.
5. the manufacture method of sea water oil pollution adsorbent as claimed in claim 1, it is characterised in that glacial acetic acid in step 2
For the glacial acetic acid of mass fraction more than 85%.
6. the manufacture method of sea water oil pollution adsorbent as claimed in claim 1, it is characterised in that add in step 2 and live
Property Zinc Oxide, be additionally added surfactant after nano diatomite, the surfactant is dodecylbenzene sodium sulfonate, polypropylene
One or two in sour sodium.
7. the manufacture method of sea water oil pollution adsorbent as claimed in claim 1, it is characterised in that spray dried in step 2
After also including crushing using high-pressure pulse nano-scale crusher after dry, 300 mesh sieves are crossed.
8. the absorption that a kind of manufacture method of the sea water oil pollution adsorbent as described in arbitrary in claim 1-7 is prepared
Agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611151624.9A CN106582556A (en) | 2016-12-14 | 2016-12-14 | Preparation method of seawater petroleum pollution adsorbent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611151624.9A CN106582556A (en) | 2016-12-14 | 2016-12-14 | Preparation method of seawater petroleum pollution adsorbent |
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| Publication Number | Publication Date |
|---|---|
| CN106582556A true CN106582556A (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611151624.9A Pending CN106582556A (en) | 2016-12-14 | 2016-12-14 | Preparation method of seawater petroleum pollution adsorbent |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108753222A (en) * | 2018-06-22 | 2018-11-06 | 安徽索亚装饰材料有限公司 | A kind of wallpaper adhesive reducing Form aldehyde release |
| CN109250868A (en) * | 2018-10-25 | 2019-01-22 | 陈志� | A kind of domestic sewage treatment process |
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| CN103252209A (en) * | 2012-02-15 | 2013-08-21 | 任象玉 | Oil absorbent prepared from low grade diatomite and preparation method thereof |
| CN105056901A (en) * | 2015-07-31 | 2015-11-18 | 东北林业大学 | Superhydrophobic and super-oleophilic adsorbent with straw as raw material and preparation method thereof |
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-
2016
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| JP2005213309A (en) * | 2004-01-28 | 2005-08-11 | Seiichi Manabe | Method for reclaiming edible oil and apparatus for reclaiming edible oil |
| CN103252209A (en) * | 2012-02-15 | 2013-08-21 | 任象玉 | Oil absorbent prepared from low grade diatomite and preparation method thereof |
| CN102872811A (en) * | 2012-08-02 | 2013-01-16 | 华南理工大学 | Water body oil-spilling adsorbent prepared from modified agricultural straws, and preparation method and application of water body oil-spilling adsorbent |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108753222A (en) * | 2018-06-22 | 2018-11-06 | 安徽索亚装饰材料有限公司 | A kind of wallpaper adhesive reducing Form aldehyde release |
| CN109250868A (en) * | 2018-10-25 | 2019-01-22 | 陈志� | A kind of domestic sewage treatment process |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Weijian Inventor after: Xie Meijuan Inventor after: Zhan Hao Inventor before: Zhong Shuming |
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Application publication date: 20170426 |