CN103027055A - Moss-algae killer and production method thereof - Google Patents
Moss-algae killer and production method thereof Download PDFInfo
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- CN103027055A CN103027055A CN2012104496473A CN201210449647A CN103027055A CN 103027055 A CN103027055 A CN 103027055A CN 2012104496473 A CN2012104496473 A CN 2012104496473A CN 201210449647 A CN201210449647 A CN 201210449647A CN 103027055 A CN103027055 A CN 103027055A
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Abstract
The invention relates to moss-algae killer and a production method of the moss-algae killer, wherein the moss-algae killer is used for killing harmful mosses and algae in aquatic water. The moss-algae killer is obtained by carrying out the steps such as spraying, mixing step by step, screening and the like to 2-methylmercapto-4,6-di(ethylamino)-1,3,5-triazine, dodecyl dimethyl benzyl ammonium chloride, isothiazolinone and solid adsorbent with a water absorption function in scientific proportion. The moss-algae killer is used for killing mosses and harmful algae in the aquatic water, and is provided with the characteristics of small dosage, low cost, high efficiency, convenience operation, quick acting, high killing ratio and no residues.
Description
Technical field
The present invention relates to a kind of aquatic products medicine, specifically, relate to a kind of for killing breeding water body harmful liverwort and the aquatic products medicine of algae, the invention still further relates to its production method.
Background technology
China is an aquaculture big country, and the aquatic products medicine is the important guarantee that culture fishery develops in a healthy way.Development along with the intensive culture industry, the continuous rich water in aquaculture family, water transfer and unreasonablely use and abuse veterinary drug, cause many-sided negative effects such as seawater eutrophication, water pollution and medicament residue, thereby hinder animal normal growth and production, reduce product yield and quality, jeopardize health and social stability.Therefore strengthen belonging to necessary to the aquatic animal to grow Environmental Studies are real in the new period.
From 2007 so far, Along Qingdao Coast Area aquaculture is attacked by 5 Enteromorphas.The Enteromorpha besieged city, culture fishery, marine environment suffer enormous impact." the Chinese Sea disaster communique " of National Bureau of Oceanography's issue shows that the direct economic loss that the Enteromorpha disaster that occured in 2009 causes the Shandong Province reaches 6.41 hundred million yuan.
The seawater eutrophication that human excessively economic activity causes is the major reason that Enteromorpha breaks out.In the past few decades, Chinese Urbanization, industrialization and the fast development of agricultural and the rapid expanding of population, the magnanimity that enters of industrial wastewater and sanitary sewage increases severely, add the nutritive salt such as nitrogen phosphorus in farmland chemical fertilizer, agricultural chemicals and other pollutants that rainwash brings, break out the external nutrition condition that provides sufficient for Enteromorpha.The moss harm aquaculture problem that body eutrophication causes has become the focus that relevant scientific research personnel pays close attention in recent years.On the one hand moss (water-bed steel wire algae) overgrowing can the constraint aquatic livestock, causes the aquatic animal to grow limited space even strangles, and affects increasing peasant income.On the other hand because moss kill difficulty, or kill the life and health that moss is caused water pollution harm aquatic livestock, perhaps spend a large amount of manpower and materials and manually skim; And after the death of moss raised growth, if untimely skimming can be caused the smelly end, anoxic, cause that the large quantities of death of aquatic livestock (sea cucumber, clam, abalone) cause more serious loss.
Summary of the invention
For overcoming defects, the object of the present invention is to provide a kind of render a service height, easy to operate, instant effect, killing rate high kill tongue algicide and production method thereof.
The tongue algicide that kills provided by the invention, composed of the following components by weight percentage:
2-methyl mercapto-4,6-two (ethylamino)-1,3,5-triazines 40-60%
Dodecyl benzyl dimethyl ammonium chloride 10-20%
Isothiazolinone 5-10%
Solid absorbent 10%-45% with absorbent function.
2-methyl mercapto-4,6-two (ethylamino)-1,3,5-triazines is known substance, its structural formula is:
, its protein by active group and thread algae reduces rapidly plant surface tension force, thereby its precipitation is lost activity rapidly in conjunction with forming complex compound, can block the nutrient absorption approach of root tissue simultaneously, and it is also thoroughly dead on the root to reach thread algae; Dodecyl benzyl dimethyl ammonium chloride is known substance, and its structural formula is:
It is a kind of cationic surfactant, has wide spectrum, efficient sterilization algae removal ability, can effectively control bacterium algae propagation and foundry loam growth in the water, and have the effect of peeling off of good foundry loam and certain dispersion, osmosis, have simultaneously certain deoil, deodorizing capability and corrosion inhibition; Isothiazolinone, can with this trade name from Shandong calm and peaceful water treatment Co., Ltd buy, it plays killing action by the key that disconnects bacterium and algae protein matter, with can irreversibly suppress rapidly its growth after microorganism contacts, thereby so cause the death of microbial cell that common algae is had extremely strong inhibition and killing action; Solid absorbent can figuration except playing, make the product effect easy to use, can also adsorption moisture, prevent that isothiazolinone from absorbing moisture aftereffect with reducing.More than 4 kinds of components be the commercial goods, can buy by various commercial channel.
After four kinds of components were combined according to described proportioning, synergistic effect was obvious, and drug effect significantly improves, instant effect, and tongue algae lethality is high, and the tongue algae removal is thorough extremely; Drug effect improves, and the consumption of active ingredient descends, and has reduced use cost, reduces residual and environmental pollution; Composition is comprised of the active ingredient of different mechanism of action, and action site increases, and be conducive to overcome and delay drug-fast generation, be the important means of the harmful tongue algae of the comprehensive regulation.
Optimally, solid absorbent is zeolite.Zeolite is the particle with many molecule gaps, has good adsorptivity and water imbibition, and it not only can adsorption moisture, prevents that isothiazolinone from absorbing moisture aftereffect with reducing, and also has the premium properties such as ion exchangeable and catalytic.Do the in addition following effect of tongue algicide of killing that solid absorbent is prepared from zeolite: 1, the harmful substances such as heavy metal ion there are obvious absorption and selective ion exchange ability; 2, can effectively reduce the impact of water-bed hydrogen sulphide toxicity; 3, reconcile water pH value; 4, increase dissolved oxygen in water; 5, can reclaim after treatment regeneration.
Production method of killing the tongue algicide provided by the invention is comprised of following steps successively, and wherein the percentage by weight of each component as mentioned above.
A: at first with 2-methyl mercapto-4,6-two (ethylamino)-1,3,5-triazines adds in the trough-type mixture machine, in the sprayer of then dodecyl benzyl dimethyl ammonium chloride being packed into, and limit atomized spray in the trough-type mixture machine, the limit mix and blend after the been sprayed, stirs.
B: after adding isothiazolinone in the trough-type mixture machine, mix.
C: after adding solid absorbent in the trough-type mixture machine, mix.
D: the extremely tongue algicide that screens suitable size.
Optimally, in the steps A after the been sprayed mixing time be 30min, component to be mixed is mixed fully.
Optimally, add among the step B that incorporation time is 15min after the isothiazolinone, component to be mixed is mixed fully.
Optimally, add among the step C that incorporation time is 20min behind the solid absorbent, solid absorbent is fully adsorbed.
Optimally, the screening diameter is not less than 120 purposes and kills the tongue algicide among the step D, can adsorb more component, makes the product consumption few, and cost is low.
Extremely tongue algicide provided by the invention and production method thereof have following beneficial effect.
(1), renders a service high, instant effect.Can remove fast harmful liverwort and other harmful algae (blue-green algae, black wool algae, green hair algae) and the doederlein spikemoss herbs etc. such as steel wire algae in ginseng, shrimp, crab, fish, soft-shelled turtle, shellfish and other breeding water bodies, flap algae, Enteromorpha, continuous tongue (above general designation " moss "), the moss that is attached on net cage, netting gear and shrimp, crab, soft-shelled turtle, shellfish, the freshwater mussel body surface is also had the removing decomposition.Fine with death in rear general 3-4 days, 3-4 days at the latest begin to turn to be yellow.
(2), the product consumption is few, cost is low.In the situations such as general water temperature is more than 15 ℃, and every mu/meter consumption is generally the 400-600 gram, and the harmful algae proportion is large, harmful algae and harmful liverwort comparatively dense or water temperature are lower, should increase consumption.
(3), easy to operate.Just can kill the tongue algae removal with the mode of splashing, manually skim method than present usefulness and save labor, raise the efficiency.
(4), killing rate is high, kills the high energy of tongue algaecidal rate and reaches more than 98%, market, social and economic benefits have a extensive future.
(5), product noresidue.Utilize organic matter as primary raw material, see that light degrades gradually, polluted water environment not, have have no side effect, the advantage such as noresidue, meet the product safety requirement.
(6), production technology is advanced.Utilize composite coated technology tissue to produce, technique is advanced.
Embodiment
Further specify the present invention below by embodiment and Comparative Examples.Extremely tongue algicide with embodiment and Comparative Examples production obtain kills the experiment of tongue algae removal under identical condition, and record tongue algae death time and lethality.The tongue algae death time for from the medication of tongue algae the time, being observed visually withered jaundice used time till the blackout, the tongue algae death time is shorter, illustrate that effectiveness is higher, it is faster to take effect; Tongue algae lethality is the percentage that the dead area of tongue algae accounts for whole tongue algae areas on the water surface, and tongue algae lethality is higher, illustrate kill more thorough, effectiveness is stronger.Kill the experiment of tongue algae removal: adopt six long 3 meters wide 3 meters high cement pits of 1.5 meters that are arranged in same temperature humidity environment, put into the water of same cultivating pool, water is high 1 meter.Then will be harmful to the liverwort harmful algae and drag in the pond, and make it be paved with equably the cement pit water surface, and make tongue algae kind, quantity and density substantially the same.Take by weighing respectively six kinds of aquatic products medicines of 6 g, be sprinkled into respectively in six ponds at 9 o'clock in the morning of same fine day, water temperature is more than 15 ℃ when being sprinkled into.Observe afterwards the tongue algae death time every day and calculate lethality.
Embodiment 1:
The production method of killing the tongue algicide of present embodiment is such, presses each weight percentages of components of present embodiment in the table 1, carries out successively.
A: at first with 2-methyl mercapto-4,6-two (ethylamino)-1,3,5-triazines adds in the trough-type mixture machine, in the sprayer of then dodecyl benzyl dimethyl ammonium chloride being packed into, and limit atomized spray in the trough-type mixture machine, the limit mix and blend after the been sprayed, stirs.
B: press the percentage by weight of present embodiment in the table 1, add isothiazolinone in the trough-type mixture machine after, mix.
C: press the percentage by weight of present embodiment in the table 1, add solid absorbent in the trough-type mixture machine after, mix.
D: the extremely tongue algicide that screens suitable size.
The solid absorbent of present embodiment is set to zeolite; In the steps A after the been sprayed mixing time be 30min; Add among the step B that incorporation time is 15min after the isothiazolinone; Add among the step C that incorporation time is 20min behind the solid absorbent; The screening diameter is not less than 120 purposes and kills the tongue algicide among the step D.
The tongue algicide that kills that obtains with present embodiment production kills the experiment of tongue algae removal, observes the tongue algae death time and calculates lethality, is recorded in the table 1.
Embodiment 2:
The difference of present embodiment and embodiment 1 is that each weight percentages of components is different, and concrete numerical value sees Table 1.The tongue algicide that kills that obtains with present embodiment production kills the experiment of tongue algae removal, observes the tongue algae death time and calculates lethality, is recorded in the table 1.
Embodiment 3:
The difference of present embodiment and embodiment 1 is that each weight percentages of components is different, and concrete numerical value sees Table 1.The tongue algicide that kills that obtains with present embodiment production kills the experiment of tongue algae removal, observes the tongue algae death time and calculates lethality, is recorded in the table 1.
Embodiment 4:
The difference of present embodiment and embodiment 1 is that each weight percentages of components is different, and concrete numerical value sees Table 1.The tongue algicide that kills that obtains with present embodiment production kills the experiment of tongue algae removal, observes the tongue algae death time and calculates lethality, is recorded in the table 1.
Comparative Examples 1:
The production method of killing the tongue algicide of this Comparative Examples is such, carries out successively by each weight percentages of components of this Comparative Examples in the table 1.
A: at first with 2-methyl mercapto-4,6-two (ethylamino)-1,3,5-triazines adds in the trough-type mixture machine, in the sprayer of then dodecyl benzyl dimethyl ammonium chloride being packed into, and limit atomized spray in the trough-type mixture machine, the limit mix and blend after the been sprayed, stirs.
B: press each weight percentages of components of this Comparative Examples in the table 1, add isothiazolinone in the trough-type mixture machine after, mix.
C: press each weight percentages of components of this Comparative Examples in the table 1, add adsorbent in the trough-type mixture machine after, mix.
D: the extremely tongue algicide that screens suitable size.
The solid absorbent of this Comparative Examples is set to zeolite; In the steps A after the been sprayed mixing time be 30min; Add among the step B that incorporation time is 15min after the isothiazolinone; Add among the step C that incorporation time is 20min behind the solid absorbent; The screening diameter is not less than 120 purposes and kills the tongue algicide among the step D.
Produce the tongue algicide that kills that obtains with this Comparative Examples and kill the experiment of tongue algae removal, observe the tongue algae death time and calculate lethality, be recorded in the table 1.
Comparative Examples 2:
The difference of this Comparative Examples and Comparative Examples 1 is that each weight percentages of components is different, and concrete numerical value sees Table 1.Produce the tongue algicide that kills that obtains with this Comparative Examples and kill the experiment of tongue algae removal, observe the tongue algae death time and calculate lethality, be recorded in the table 1.
Comparative Examples 3:
The difference of this Comparative Examples and Comparative Examples 1 is that each weight percentages of components is different, and concrete numerical value sees Table 1.Produce the tongue algicide that kills that obtains with this Comparative Examples and kill the experiment of tongue algae removal, observe the tongue algae death time and calculate lethality, be recorded in the table 1.
Table 1
In the above-mentioned table 1, the tongue algae death time of each embodiment and Comparative Examples and lethality contrast show that not only tongue algae death time weak point, instant effect and tongue algae lethality are high, the tongue algae removal is thorough extremely for embodiment.Therefore method of the present invention obviously is better than Comparative Examples.
Claims (7)
1. one kind is killed the tongue algicide, composed of the following components by weight percentage:
2-methyl mercapto-4,6-two (ethylamino)-1,3,5-triazines 40-60%
Dodecyl benzyl dimethyl ammonium chloride 10-20%
Isothiazolinone 5-10%
Solid absorbent 10%-45% with absorbent function.
2. the tongue algicide that kills according to claim 1, it is characterized in that: described solid absorbent is set to zeolite.
3. production method of killing the tongue algicide according to claim 1, it is characterized in that: be comprised of following steps successively, wherein the percentage by weight of each component is as claimed in claim 1:
A: at first with 2-methyl mercapto-4,6-two (ethylamino)-1,3,5-triazines adds in the trough-type mixture machine, in the sprayer of then dodecyl benzyl dimethyl ammonium chloride being packed into, and limit atomized spray in the trough-type mixture machine, the limit mix and blend after the been sprayed, stirs;
B: after adding isothiazolinone in the trough-type mixture machine, mix;
C: after adding solid absorbent in the trough-type mixture machine, mix;
D: the extremely tongue algicide that screens suitable size.
4. production method of killing the tongue algicide according to claim 3 is characterized in that: in the described steps A after the been sprayed mixing time be 30min.
5. production method of killing the tongue algicide according to claim 3 is characterized in that: add among the described step B that incorporation time is 15min after the isothiazolinone.
6. production method of killing the tongue algicide according to claim 3 is characterized in that: add among the described step C that incorporation time is 20min behind the solid absorbent.
7. production method of killing the tongue algicide according to claim 3, it is characterized in that: the screening diameter is not less than 120 purposes and kills the tongue algicide among the described step D.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104886158A (en) * | 2015-05-11 | 2015-09-09 | 广西复鑫益生物科技有限公司平南分公司 | Special moss remover for leech breeding |
| CN104973986A (en) * | 2015-08-11 | 2015-10-14 | 刘彬 | Production method of microelement liquid water-soluble fertilizer capable of preventing greenhouse moss |
| CN104973988A (en) * | 2015-08-11 | 2015-10-14 | 刘彬 | Production method of macroelement liquid water-soluble fertilizer capable of preventing greenhouse moss |
| CN105237164A (en) * | 2015-09-14 | 2016-01-13 | 刘彬 | Production method of organic fertilizer having moss killing effect |
| CN105237163A (en) * | 2015-09-14 | 2016-01-13 | 刘彬 | Production method of biological organic fertilizer having moss killing effect |
| CN107801725A (en) * | 2017-10-17 | 2018-03-16 | 四川国光农化股份有限公司 | A kind of composition pesticide and its application on preventing and treating bryophyte |
| CN107996600A (en) * | 2017-12-12 | 2018-05-08 | 长沙拜特生物科技研究所有限公司 | Improver of water quality and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008103416A1 (en) * | 2007-02-21 | 2008-08-28 | Capps Charles L | Synergistic enhancement of calcium propionate |
| CN101530100A (en) * | 2009-04-27 | 2009-09-16 | 陕西上格之路生物科学有限公司 | Isothiazolone agricultural bactericide |
| CN101921003A (en) * | 2010-08-27 | 2010-12-22 | 蒋长宁 | 2-(acetoxyl) benzoic acid compounding agent, preparation method and application thereof to killing algae |
| CN102027942A (en) * | 2010-12-30 | 2011-04-27 | 苏州富美实植物保护剂有限公司 | Compounded herbicide composition for rice field |
| CN102138567A (en) * | 2011-02-22 | 2011-08-03 | 刘俊阁 | Composite preparation for killing bacteria and removing algae under water environment |
| CN102578131A (en) * | 2012-02-03 | 2012-07-18 | 上海韬鸿化工科技有限公司 | Sterilizing and algae-removing agent and application thereof |
| CN102763686A (en) * | 2012-07-25 | 2012-11-07 | 天津生机集团股份有限公司 | Composition for removing moss and preparation method of composition |
-
2012
- 2012-11-12 CN CN201210449647.3A patent/CN103027055B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008103416A1 (en) * | 2007-02-21 | 2008-08-28 | Capps Charles L | Synergistic enhancement of calcium propionate |
| CN101530100A (en) * | 2009-04-27 | 2009-09-16 | 陕西上格之路生物科学有限公司 | Isothiazolone agricultural bactericide |
| CN101921003A (en) * | 2010-08-27 | 2010-12-22 | 蒋长宁 | 2-(acetoxyl) benzoic acid compounding agent, preparation method and application thereof to killing algae |
| CN102027942A (en) * | 2010-12-30 | 2011-04-27 | 苏州富美实植物保护剂有限公司 | Compounded herbicide composition for rice field |
| CN102138567A (en) * | 2011-02-22 | 2011-08-03 | 刘俊阁 | Composite preparation for killing bacteria and removing algae under water environment |
| CN102578131A (en) * | 2012-02-03 | 2012-07-18 | 上海韬鸿化工科技有限公司 | Sterilizing and algae-removing agent and application thereof |
| CN102763686A (en) * | 2012-07-25 | 2012-11-07 | 天津生机集团股份有限公司 | Composition for removing moss and preparation method of composition |
Non-Patent Citations (1)
| Title |
|---|
| 胡小兵，等: "水源水复配杀生实验研究", 《水处理技术》, vol. 29, no. 5, 30 October 2003 (2003-10-30), pages 293 - 296 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104886158A (en) * | 2015-05-11 | 2015-09-09 | 广西复鑫益生物科技有限公司平南分公司 | Special moss remover for leech breeding |
| CN104973986A (en) * | 2015-08-11 | 2015-10-14 | 刘彬 | Production method of microelement liquid water-soluble fertilizer capable of preventing greenhouse moss |
| CN104973988A (en) * | 2015-08-11 | 2015-10-14 | 刘彬 | Production method of macroelement liquid water-soluble fertilizer capable of preventing greenhouse moss |
| CN105237164A (en) * | 2015-09-14 | 2016-01-13 | 刘彬 | Production method of organic fertilizer having moss killing effect |
| CN105237163A (en) * | 2015-09-14 | 2016-01-13 | 刘彬 | Production method of biological organic fertilizer having moss killing effect |
| CN107801725A (en) * | 2017-10-17 | 2018-03-16 | 四川国光农化股份有限公司 | A kind of composition pesticide and its application on preventing and treating bryophyte |
| CN107996600A (en) * | 2017-12-12 | 2018-05-08 | 长沙拜特生物科技研究所有限公司 | Improver of water quality and preparation method thereof |
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Inventor after: Fan Jixiang Inventor after: Sun Xianglin Inventor after: Wang Jichun Inventor before: Fan Jixiang Inventor before: Wang Jichun |
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