CN106472561A - Blue algae inhibitor based on white carbon and its preparation method and application - Google Patents
Blue algae inhibitor based on white carbon and its preparation method and application Download PDFInfo
- Publication number
- CN106472561A CN106472561A CN201610833012.1A CN201610833012A CN106472561A CN 106472561 A CN106472561 A CN 106472561A CN 201610833012 A CN201610833012 A CN 201610833012A CN 106472561 A CN106472561 A CN 106472561A
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- China
- Prior art keywords
- white carbon
- algae
- blue algae
- hydroxybenzoic acid
- algae inhibitor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/36—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids
- A01N37/38—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system
- A01N37/40—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system having at least one carboxylic group or a thio analogue, or a derivative thereof, and one oxygen or sulfur atom attached to the same aromatic ring system
-
- 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
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/20—Prevention of biofouling
Abstract
The invention discloses a kind of blue algae inhibitor based on white carbon and its preparation method and application, wherein described blue algae inhibitor is obtained by following mixed raw material, and the raw material is：White carbon crystal and the P-hydroxybenzoic acid aqueous solution；Wherein, the white carbon crystal is mixed by white carbon and water, is obtained after ultrasonic disperse, vacuum filter；The inhibitor is formed compounding ingredients, is not produced side effect during algae is removed based on white carbon and certain process and the rational proportion of P-hydroxybenzoic acid, and simple and convenient in operation, and except algae effect is good, required time is short.
Description
Technical field
The present invention relates to blue-green algae administers field, in particular it relates to blue algae inhibitor based on white carbon and preparation method thereof
And application.
Background technology
At present, body eutrophication is China than one of more prominent ecological environment problem.Sending out along with eutrophication
Raw, alga eruption is increasingly severe.Therefore, the algae effectively removed in water body is the direct way for reducing body eutrophication harm
Footpath.In prior art, main algae-removing method has：Physics, chemistry, biology and physical-chemical process.
Physics includes to change water, dredging, filtration, shading, direct current generator, ultrasonic wave etc. except algae method.Physics is except algae method is time-consuming, generation
Valency is high, operating difficulties, and can not fundamentally solve the problems, such as body eutrophication and alga eruption.
Physiological function of the chemical algae removing method generally by chemical agent suppression frustule, the structure of destruction frustule, make
Frustule inactivation even disintegrates, so as to kill algae.Chemical agent divides inorganic medicament and organic medicament.Inorganic algicide is imitated except algae
Fruit is obvious, but secondary pollution is serious.Organic algicide lasting medicine, algal control selectivity are high, be easy to natural degradation, but quick-acting
Difference, large usage quantity, production cost are higher, it is impossible to emergent except algae, are only used for prevention and the control of small water algal tufa at present.
Physical chemistry mainly includes the measures such as dosing air supporting, charcoal absorption, flocculent precipitation except algae method.Dosing Bubble-floating Method
Formation micro-bubble in water, so as to stick suspension frond in water, formed apparent density less than water floating flco (i.e. water-
Gas-algae three-phase mixed system), the water surface is floated up to, is struck off scum layer and removes algae.Active carbon adsorption is excellent using activated carbon
Physical absorption, chemisorbed and ion exchange absorption performance to be being enriched with frond so as to depart from suspended state from water and be able to
Separate.Physical chemistry is only applicable to laboratory exploration except algae method, it is impossible to practical operation in the wild.
Biological or ecology is concentrated mainly on the Ecological Control of lake endogenous nutritive salt and biological algal control, such as Planting except algae method
Kind of Aquatic Higher Plants, artificial floating island or ecological wetland is built, put food algae aquatic animal in a suitable place to breed, using allelopathy potentiality and bite algae
Microorganism algal control.Biological or ecological have the characteristics that ecological security height and low cost except algae method, but slowly effect, action period
Long；And microorganism algal control instant effect, but its ecological security remains to be discussed.
Content of the invention
It is an object of the invention to provide a kind of blue algae inhibitor based on white carbon and its preparation method and application, the suppression
Agent is formed compounding ingredients, is not being produced during algae based on white carbon and certain process and the rational proportion of P-hydroxybenzoic acid
Raw side effect, and simple and convenient in operation, except algae effect is good, required time is short.
To achieve these goals, a kind of the invention provides blue algae inhibitor based on white carbon, wherein, the blue-green algae
Inhibitor is obtained by following mixed raw material, and the raw material is：White carbon crystal and the P-hydroxybenzoic acid aqueous solution；Wherein, institute
State white carbon crystal to be mixed by white carbon and water, obtain after ultrasonic disperse, vacuum filter.
Present invention also offers a kind of preparation method of the blue algae inhibitor based on white carbon, wherein, the preparation method
Including：
(1) white carbon and water are uniformly mixed, after ultrasonic disperse, vacuum filter, obtains white carbon crystal；Wherein, relative
In 1g white carbon, the consumption of the water is not less than 5mL；
(2) white carbon crystal and the P-hydroxybenzoic acid aqueous solution are mixed, obtains the blue algae inhibitor；Wherein, phase
For the P-hydroxybenzoic acid aqueous solution of 5mL, the addition of the white carbon crystal is 0.25-5g, the para hydroxybenzene first
The concentration of aqueous acid is 0.6-1.4g/L.
Present invention also offers a kind of application of the blue algae inhibitor based on white carbon, wherein, the method bag of the application
Include：Blue algae inhibitor is added in microcystic aeruginosa liquid；OD value OD with respect to 50mL680=0.5 microcystic aeruginosa
Liquid, the consumption of the blue algae inhibitor is 4-6mL.
By technique scheme, the invention provides a kind of blue algae inhibitor based on white carbon and preparation method thereof and
Application, the raw material of blue algae inhibitor is white carbon and P-hydroxybenzoic acid, nontoxic；Bi-material is cheap, easily obtains
?；While white carbon has a huge specific surface area, and high adsorption capacity, the dispersion of P-hydroxybenzoic acid not only can be promoted, and
And can integrate and kill algae, absorption algae, coagulation algae residuum, in low dosage can acquirement excellent except algae effect；This
Bright using method is simple, only need to add compound in proportion, appropriate stirring, separates except algae.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of specification, with following tool
Body embodiment is used for explaining the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the microcystic aeruginosa electron scanning micrograph Wu any process；
Fig. 2 is the ESEM microphotograph that white carbon is dispersed in water；
Fig. 3 is electron scanning micrograph of the microcystic aeruginosa under white carbon effect in comparative example 1；
Fig. 4 is the depression effect figure of the white carbon crystal to microcystic aeruginosa of different quality；
Fig. 5 is the depression effect figure of embodiment 1-5 and blank example 1 to microcystic aeruginosa；
Fig. 6 is the depression effect figure of embodiment 6-10 and blank example 2 to microcystic aeruginosa；
Fig. 7 be for P-hydroxybenzoic acid with not same amount white carbon to the compound depression effect of microcystic aeruginosa in 60min
Algae sample growing state.
Fig. 8 be P-hydroxybenzoic acid with not same amount white carbon to the compound depression effect of microcystic aeruginosa the copper in 0min, 60min
Green Microcystis aeruginosa electron scanning micrograph.
Specific embodiment
Specific embodiment to the present invention is described in detail below.It should be appreciated that described herein concrete
Embodiment is merely to illustrate and explains the present invention, is not limited to the present invention.
The invention provides a kind of blue algae inhibitor based on white carbon, the blue algae inhibitor is by following mixed raw material
, the raw material is：White carbon crystal and the P-hydroxybenzoic acid aqueous solution；Wherein, the white carbon crystal is by white carbon
Mix with water, obtain after ultrasonic disperse, vacuum filter.
The present invention a kind of preferred embodiment in, in order that inhibitor can produce excellent suppression algal grown
Effect, the concentration of the P-hydroxybenzoic acid aqueous solution is 0.6-1.4g/L, and water-soluble with respect to the P-hydroxybenzoic acid of 5mL
Liquid, the addition of the white carbon crystal is 0.25-5g.
The particle diameter of the white carbon is 8-15nm, and surface area is 200-380m2/ g, larger specific surface area can increase white
The adsorption capacity of carbon black, not only can promote the dispersion of P-hydroxybenzoic acid, and can collect that to kill algae, absorption algae, coagulation algae residual
Body is in one.
Present invention also offers a kind of preparation method of the blue algae inhibitor based on white carbon, wherein, the preparation method
Including：White carbon and water are uniformly mixed, after ultrasonic disperse, vacuum filter, obtains white carbon crystal；Wherein, white with respect to 1g
Carbon black, the consumption of the water are not less than 5mL；White carbon crystal and the P-hydroxybenzoic acid aqueous solution are mixed, obtains the indigo plant
Algae inhibitor；Wherein, the P-hydroxybenzoic acid aqueous solution with respect to 5mL, the addition of the white carbon crystal is 0.25-
5g, the concentration of the P-hydroxybenzoic acid aqueous solution is 0.6-1.4g/L.
In order that white carbon preferably forms crystalline state white carbon in water, the present invention one kind preferred embodiment
In, the time of the ultrasonic disperse is 8-12min.
Present invention also offers a kind of application of the blue algae inhibitor based on white carbon, wherein, the method bag of the application
Include：Blue algae inhibitor is added in microcystic aeruginosa liquid；Wherein, the OD value OD with respect to 50mL680=0.5 verdigris is micro-
Capsule algae solution, the consumption of the blue algae inhibitor is 5mL；In use, can also be respectively by white carbon crystal and para hydroxybenzene
Aqueous formic acid is proportionally added in algae solution.
Hereinafter will be described the present invention by embodiment.
Embodiment 1
5g white carbon and 500mL water are uniformly mixed, is obtained after ultrasonic disperse, vacuum filter (filter paper aperture is 0.45 μm)
White carbon crystal；0.5g white carbon crystal and 5mL concentration are separately added into for the P-hydroxybenzoic acid aqueous solution of 0.6g/L
In 50mL microcystic aeruginosa (algae solution OD value OD680=0.5)；After stirring, flco in algae solution is separated by standing 60min.
Embodiment 2
Method according to embodiment 1 is carried out, and except for the difference that, the concentration of the P-hydroxybenzoic acid aqueous solution is 0.8g/L.
Embodiment 3
Method according to embodiment 1 is carried out, and except for the difference that, the concentration of the P-hydroxybenzoic acid aqueous solution is 1g/L.
Embodiment 4
Method according to embodiment 1 is carried out, and except for the difference that, the concentration of the P-hydroxybenzoic acid aqueous solution is 1.2g/L.
Embodiment 5
Method according to embodiment 1 is carried out, and except for the difference that, the concentration of the P-hydroxybenzoic acid aqueous solution is 1.4g/L.
Blank example 1
Method according to embodiment 1 is carried out, and except for the difference that, 0.5g white carbon crystal is added in 50mL microcystic aeruginosa
(algae solution OD value OD680=0.5)；After stirring, flco in algae solution is separated by standing 60min.
Fig. 5 has reacted the inhibiting rate of embodiment 1-5 and blank example 1 to microcystic aeruginosa, wherein, inhibiting rate (%)=
Algae density degree in (the algae density in algae density-embodiment 1-5 in blank example)/blank example；Permissible from figure
Obtain when white carbon and one timing of P-hydroxybenzoic acid addition, longer with process time, algae inhibiting rate is bigger；Or during observation
Between when, the timing of white carbon one, bigger with P-hydroxybenzoic acid addition, algae inhibiting rate is bigger.When the P-hydroxybenzoic acid for adding
Concentration be 1.0g/L, in system P-hydroxybenzoic acid concentration be for about 0.09mg/L when, in 45min, inhibiting rate reaches maximum,
For 98.61%.The algal control rate for now compareing is 30.56%；In 50ml algae solution, when white carbon is added with the solid crystal thing of water
When measuring as 0.5g, the most suitable interpolation volume of 1.0g/L P-hydroxybenzoic acid is 5ml, algae inhibiting rate highest.
Embodiment 6
5g white carbon and 500mL water are uniformly mixed, is obtained after ultrasonic disperse, vacuum filter (filter paper aperture is 0.45 μm)
White carbon crystal；0.25g white carbon crystal and 5mL concentration are separately added into for the P-hydroxybenzoic acid aqueous solution of 1g/L
In 50mL microcystic aeruginosa (algae solution OD value OD680=0.5)；After stirring, flco in algae solution is separated by standing 60min.
Embodiment 7
Method according to embodiment 6 is carried out, and except for the difference that, the addition of white carbon crystal is 0.35g.
Embodiment 8
Method according to embodiment 6 is carried out, and except for the difference that, the addition of white carbon crystal is 0.4g.
Embodiment 9
Method according to embodiment 6 is carried out, and except for the difference that, the addition of white carbon crystal is 0.45g.
Embodiment 10
Method according to embodiment 6 is carried out, and except for the difference that, the addition of white carbon crystal is 0.5g.
Blank example 2
Method according to embodiment 6 is carried out, and except for the difference that, the P-hydroxybenzoic acid aqueous solution of the 5mL concentration for 1g/L is added
Enter (algae solution OD value OD680=0.5) in 50mL microcystic aeruginosa；After stirring, flco in algae solution is separated by standing 60min.
Fig. 6 has reacted the inhibiting rate of embodiment 6-10 and blank example 2 to microcystic aeruginosa, wherein, inhibiting rate (%)
Algae density degree in=(the algae density in algae density-embodiment 1-5 in blank example)/blank example；Can from figure
To obtain, when the addition of white carbon crystal is 0.25 and 0.5g, except algae works well, such as in 15min, two solids
Crystal algae inhibiting rate is respectively 98.29% and 99.16%.
Fig. 7 be P-hydroxybenzoic acid with not same amount white carbon to the compound depression effect of microcystic aeruginosa the algae in 60min
Sample growing state (the algae sample growing state figure in Fig. 7 and the position of the form of lower section correspond).
Fig. 8 is P-hydroxybenzoic acid with not same amount white carbon to the compound depression effect of microcystic aeruginosa in 0min, 60min
When microcystic aeruginosa electron scanning micrograph.(note：L figure circle is labeled as under the conditions of 10 μm, and 0min frustule is dead adsorbed
Electron microscope；R figure circle is labeled as under the conditions of 5 μm, and 60min frustule death residuum forms the electron microscope of floccule body, connection L figure and R
The lines of figure are characterized in different time frustule change in the same system except frond)
Comparative example 1
2g white carbon and 50mL water are uniformly mixed, is obtained after ultrasonic disperse, vacuum filter (filter paper aperture is 0.45 μm)
White carbon crystal；Respectively 0.25g, 0.35g, 0.4g, 0.45g, 0.5g white carbon crystal is added to 50mL verdigris micro-capsule
In algae (algae solution OD value OD680=0.5)；After stirring, flco in algae solution is separated by standing 60min.
Fig. 4 is inhibiting rate of the white carbon crystal of different quality to microcystic aeruginosa, it can be seen that 50mL algae
Inhibiting rate when the most suitable addition of white carbon crystal is about 0.5g, 45min in liquid is maximum, but its inhibiting rate is well below hard charcoal
The compound inhibiting rate of black crystal and P-hydroxybenzoic acid to microcystic aeruginosa.
Fig. 1 is the microcystic aeruginosa electron scanning micrograph Wu any process；Fig. 2 is dispersed in water for white carbon
ESEM microphotograph；Fig. 3 is electron scanning micrograph of the microcystic aeruginosa under white carbon effect in comparative example 1
(addition of white carbon crystal is 0.5g, and process time is 60min)；White carbon crystal is released according to Fig. 3 to add in algae solution,
Broken frustule, absorption frustule or frustule residuum fragment can be decomposed, disturb the eubolism of frustule, reach coagulation,
Except algae effect.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, multiple simple variant can be carried out to technical scheme, this
A little simple variant belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can
The combination of energy is no longer separately illustrated.
Additionally, can also be combined between a variety of embodiments of the present invention, as long as which is without prejudice to this
The thought of invention, its should equally be considered as content disclosed in this invention.
Claims (6)
1. a kind of blue algae inhibitor based on white carbon, it is characterised in that the blue algae inhibitor is obtained by following mixed raw material,
The raw material is：White carbon crystal and the P-hydroxybenzoic acid aqueous solution；Wherein,
The white carbon crystal is mixed by white carbon and water, is obtained, wherein, with respect to 1g after ultrasonic disperse, vacuum filter
White carbon, the consumption of the water are not less than 5mL.
2. blue algae inhibitor according to claim 1, wherein, the concentration of the P-hydroxybenzoic acid aqueous solution is 0.6-
1.4g/L, and the P-hydroxybenzoic acid aqueous solution with respect to 5mL, the addition of the white carbon crystal is 0.25-5g.
3. blue algae inhibitor according to claim 1 and 2, wherein, the particle diameter of the white carbon is 8-15nm, and surface area is
200-380m2/g.
4. a kind of preparation method of the blue algae inhibitor based on white carbon as described in any one in claim 1-3, its are special
Levy and be, the preparation method includes：
(1) white carbon and water are uniformly mixed, after ultrasonic disperse, vacuum filter, obtains white carbon crystal；Wherein, with respect to 1g
White carbon, the consumption of the water are not less than 5mL；
(2) white carbon crystal and the P-hydroxybenzoic acid aqueous solution are mixed, obtains the blue algae inhibitor.
5. preparation method according to claim 4, wherein, the time of ultrasonic disperse described in step (1) is 8-12min.
6. a kind of application of the blue algae inhibitor based on white carbon, it is characterised in that the method for the application includes：Will be as right
It is required that the blue algae inhibitor in 1-3 described in any one is added in microcystic aeruginosa liquid；Wherein,
OD value OD with respect to 50mL680=0.5 microcystic aeruginosa liquid, the consumption of the blue algae inhibitor is 4-6mL.
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| CN201610833012.1A CN106472561B (en) | 2016-09-20 | 2016-09-20 | Blue algae inhibitor and its preparation method and application based on white carbon black |
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| CN112544640A (en) * | 2020-12-15 | 2021-03-26 | 安徽师范大学 | Algae inhibitor derived from sugarcane peel and preparation method thereof |
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Effective date of registration: 20220629 Address after: 365000 Huihua Industrial Park, Sanyuan District, Sanming City, Fujian Province Patentee after: SANMING FENGRUN CHEMICAL Co.,Ltd. Address before: 241002 Science and Technology Service Department, No. 189 Jiuhua South Road, Yijiang District, Wuhu City, Anhui Province Patentee before: ANHUI NORMAL University |