CN105052948B - biocide and preparation method thereof - Google Patents

biocide and preparation method thereof Download PDF

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Publication number
CN105052948B
CN105052948B CN201510531736.6A CN201510531736A CN105052948B CN 105052948 B CN105052948 B CN 105052948B CN 201510531736 A CN201510531736 A CN 201510531736A CN 105052948 B CN105052948 B CN 105052948B
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parts
bactericide
biocide
water
preparation
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CN105052948A (en
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王金明
黄凯
梁清雷
王俊明
胡新霞
刘文峰
高云峰
苗吉宾
柴斌
郑萍
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SHANDONG TIANQING TECHNOLOGY DEVELOPMENT Co Ltd
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SHANDONG TIANQING TECHNOLOGY DEVELOPMENT Co Ltd
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Abstract

The present invention provides a kind of biocide, is mainly made up of the raw material of following mass fraction:45 55 parts of bactericide, 5 10 parts of Bromonitropropandiol, 5 18 parts of OIT, 10 20 parts of glutaraldehyde, 5 12 parts of trishydroxymethylnitromethane, 15 25 parts of water.Experiment proves that biocide low cost of the present invention can efficiently kill bacterium and mould, peel off and decomposing organism dirt, is effectively reduced the drug resistance of mushroom, improves killing effect.

Description

Biocide and preparation method thereof
Technical field
The invention belongs to chemical field, more particularly to a kind of biocide and preparation method thereof.
Background technology
Biocide is the very conventional water treatment agent of a class.In the industrial production, especially industrial cooling circulating water system, make In the production industry water such as paper, cosmetics, it is normal that the prolific situation meeting etching apparatus of bacterium, microorganism, influence are produced Operation.In past half a century, status of the biocide in cold water process has become to become more and more important, that is to say, that micro- life Thing and biological clay, the problem of dirt have more and more caused the attention of people.
Three subject matters in circulation, dirt, deposition and corrosion be different, but be it is related, they It is directly or indirectly relevant with the microorganism in cooling water system.
First it is dirt, it is directly relevant with growth of microorganism in cooling water.It is raw to produce the biomembrane of slime bacteria formation The key component of thing foundry loam, dirt.It can cause being decreased obviously for equipment heat transfer efficiency, and increase the resistance of ducting, make pipeline defeated Power is sent to decline 3.5-55%.Next to that deposition, many bacteriums in industrial cooling circulating water system can produce polysaccharide layers, be viscous.This Plant biological clay and create condition to the deposition of granular solids in microsolubility salt and water.3rd is exactly to corrode, except producing sulphur Compound bacterium, sulfate reducing bacteria, nitrifier, nitrococcus, iron bacteria etc. can directly produce corrosion outer, the life produced by bacterium algae Fouling can also produce underdeposit corrosion.
It has been found that the trouble that microorganism causes in circulation is most fast, most obvious in daily life.It may lead Water quality is caused to deteriorate rapidly, once biological clay is largely generated, corrosion-mitigation scale-inhibition medicament that is, failure, thus directly harm is produced.Cause This, it is extremely have prospect and necessary to research and develop a kind of new high-efficiency biocide.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of biocide and its preparation side Method, for solving problems present in prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of biocide, mainly by following mass fraction Raw material be made:Bactericide 45-55 parts, Bromonitropropandiol 5-10 parts, OIT 5-18 parts, glutaraldehyde 10-20 parts, Trishydroxymethylnitromethane 5-12 parts, water 15-25 parts.
According to the present invention, the preparation method of the bactericide is:40-60 mass parts water is sequentially added in reaction vessel, 15-25 mass parts 12/14 tertiary amines (ten tetracosyl dimethyl tertiary amines), open stirring, are warming up to 55-65 DEG C, start 20-33 mass parts benzyl chlorides are added dropwise, completion of dropping is incubated two hours, is down to room temperature, obtains final product the bactericide.
Preferably, when benzyl chloride is added dropwise, temperature control is at 70-90 DEG C.
Preferably, during insulation, temperature control is at 78-83 DEG C.
According to the present invention, the biocide, its preparation method is:The bactericide and water are mixed, is added under agitation OIT, trishydroxymethylnitromethane, Bromonitropropandiol, glutaraldehyde, stirring are well mixed, and obtain final product.
In order to achieve the above objects and other related objects, the present invention provides the preparation method of the biocide, including:By institute Bactericide and water mixing are stated, OIT, trishydroxymethylnitromethane, Bromonitropropandiol, penta 2 are added under agitation Aldehyde, stirring is well mixed, and obtains final product.
In order to achieve the above objects and other related objects, the present invention provides a kind of bactericide, and its preparation method is:In reaction 40-60 mass parts water is sequentially added in container, 15-25 mass parts 12/14 tertiary amines are opened stirring, are warming up to 55-65 DEG C, Start that 20-33 mass parts benzyl chlorides are added dropwise, completion of dropping is incubated two hours, is down to room temperature, obtains final product the bactericide.
In order to achieve the above objects and other related objects, the present invention provides the preparation method of the bactericide, including:Anti- Answer and sequentially added in container 40-60 mass parts water, 15-25 mass parts 12/14 tertiary amines open stirring, are warming up to 55-65 DEG C, starting that 20-33 mass parts benzyl chlorides are added dropwise, completion of dropping is incubated two hours, is down to room temperature, obtains final product the bactericide.
Biocide of the present invention is applied to industrial circulating water system, there is good antibacterial and bactericidal effect, can be efficient Stripping and decomposing organism dirt, when using, add concentration for 10-100ppm.
Preferably, when using, concentration is added for 50-100ppm.
As described above, biocide of the invention, has the advantages that:
Experiment proves that biocide low cost of the present invention can efficiently kill bacterium and mould, peels off and decomposing organism is dirty Dirt, is effectively reduced the drug resistance of mushroom, improves killing effect.
Specific embodiment
Embodiments of the present invention are illustrated below by way of specific instantiation, those skilled in the art can be by this specification Disclosed content understands other advantages of the invention and effect easily.The present invention can also be by specific realities different in addition The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints with application, without departing from Various modifications or alterations are carried out under spirit of the invention.
It should be clear that process equipment not specific dated in the following example or device using conventional equipment in the art or Device;All pressure values and scope are all referring to absolute pressure.
In addition, it is to be understood that one or more method and steps mentioned in the present invention do not repel before and after the combination step Can also there is other method step or other method step can also be inserted between the step of these are specifically mentioned, unless separately It is described;It should also be understood that the combination annexation between one or more the equipment/devices mentioned in the present invention is not repelled Can also exist before and after the unit equipment/device other equipment/device or two equipment/devices specifically mentioning at these it Between can also insert other equipment/device, unless otherwise indicated.And, unless otherwise indicated, the numbering of various method steps is only Differentiate the convenient tool of various method steps, rather than to limit the ordering of various method steps or limiting enforceable model of the invention Enclose, being altered or modified for its relativeness is of the invention enforceable when being also considered as in the case of without essence change technology contents Category.
Embodiment 1
40Kg water is sequentially added in reaction vessel, 15Kg 12/14 tertiary amines opens stirring, is warming up to 60 DEG C, starts 25Kg benzyl chlorides are added dropwise, temperature control is added dropwise 1.4 hours, completion of dropping at 75 DEG C, and 2.2 hours are incubated at 78 DEG C, is down to room Temperature, obtains final product the bactericide.
Embodiment 2
50Kg water is sequentially added in reaction vessel, 20Kg 12/14 tertiary amines opens stirring, is warming up to 65 DEG C, starts 22Kg benzyl chlorides are added dropwise, temperature control is added dropwise 2 hours, completion of dropping at 82 DEG C, and 2 hours are incubated at 80 DEG C, is down to room temperature, i.e., Obtain the bactericide.
Embodiment 3
50Kg water is sequentially added in reaction vessel, 15Kg 12/14 tertiary amines opens stirring, is warming up to 55 DEG C, starts 30Kg benzyl chlorides are added dropwise, temperature control is added dropwise 2 hours, completion of dropping at 70 DEG C, and 2 hours are incubated at 83 DEG C, is down to room temperature, i.e., Obtain the bactericide.
Embodiment 4
After reactor is rinsed well, first plus after pure water 15Kg, bactericide 45Kg (embodiment 1 be obtained) are well mixed Start to add 5Kg Bromonitropropandiols, 15Kg OITs, 15Kg glutaraldehydes, 5Kg trishydroxymethylnitromethanes, stir Blowing obtains final product product after uniform, and storage is in the cool.
Embodiment 5
After reactor is rinsed well, first plus after pure water 20Kg, bactericide 50Kg (embodiment 2 be obtained) are well mixed Start to add 5Kg Bromonitropropandiols, 5Kg OITs, 15Kg glutaraldehydes, 5Kg trishydroxymethylnitromethanes, stirring is equal Even rear blowing obtains final product product, and storage is in the cool.
Embodiment 6
After reactor is rinsed well, first plus after pure water 25Kg, bactericide 45Kg (embodiment 3 be obtained) are well mixed Start to add 5Kg Bromonitropropandiols, 10Kg OITs, 10Kg glutaraldehydes, 5Kg trishydroxymethylnitromethanes, stir Blowing obtains final product product after uniform, and storage is in the cool.
Test example
Following table is the contrast test tables of data of the bactericidal property of biocide of the present invention (with reference to sinopec《Cooling moisture Analysis and test method》It is static sterilized).
The recirculated cooling water total number of bacteria bactericidal property evaluation result of table 1
Learnt from upper table:Within identical dosage identical action time, the bactericidal effect of biocide of the present invention is best; Under identical dosage, the action time of efficient biocide is most long.
Embodiment above is, in order to illustrate embodiment disclosed by the invention, can not to be interpreted as to limit of the invention System.Additionally, method, the change of composition in various modifications listed herein and invention, are not departing from the scope of the present invention Be obvious for those skilled in the art on the premise of spirit.Although having combined of the invention various specific Preferred embodiment has carried out specific description to the present invention, it is to be understood that, the present invention should not be limited only to these specific embodiments. In fact, various modifications obvious for those skilled in the art as described above should all include obtaining invention Within the scope of the invention.

Claims (2)

1. a kind of biocide, it is characterised in that be mainly made up of the raw material of following mass fraction:Bactericide 45-55 parts, bromo nitre 5-10 parts of base propane diols, OIT 5-18 parts, glutaraldehyde 10-20 parts, trishydroxymethylnitromethane 5-12 parts, water 15-25 Part;
The preparation method of the bactericide is:Sequentially add 40-60 mass parts water in reaction vessel, 15-25 mass parts 12/ 14 tertiary amines, open stirring, are warming up to 55-65 DEG C, start that 20-33 mass parts benzyl chlorides are added dropwise, and completion of dropping, insulation two is small When, room temperature is down to, obtain final product the bactericide;When benzyl chloride is added dropwise, temperature control is at 70-90 DEG C;During insulation, temperature control exists 78-83℃。
2. the preparation method of biocide as claimed in claim 1, it is characterised in that including:The bactericide and water are mixed, The lower addition OIT of stirring, trishydroxymethylnitromethane, Bromonitropropandiol, glutaraldehyde, stirring are well mixed, i.e., .
CN201510531736.6A 2015-08-26 2015-08-26 biocide and preparation method thereof Active CN105052948B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007051006A1 (en) * 2007-10-25 2009-04-30 Lanxess Deutschland Gmbh Stable, synergistic mixtures
CN101849547B (en) * 2010-06-04 2012-12-26 内蒙古天晨科技有限责任公司 High-efficiency fungicide
CN102342275A (en) * 2010-12-13 2012-02-08 新疆德蓝股份有限公司 Novel bactericide for oil fields
CN102939974A (en) * 2012-11-27 2013-02-27 唐山金沙水处理有限公司 Sterilization and algae killing agent

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