CN109337129A - A kind of preparation method mixing nano-starch eliminating smell agent - Google Patents
A kind of preparation method mixing nano-starch eliminating smell agent Download PDFInfo
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- CN109337129A CN109337129A CN201810928110.2A CN201810928110A CN109337129A CN 109337129 A CN109337129 A CN 109337129A CN 201810928110 A CN201810928110 A CN 201810928110A CN 109337129 A CN109337129 A CN 109337129A
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- eliminating smell
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/12—Amylose; Amylopectin; Degradation products thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/20—Method-related aspects
- A61L2209/21—Use of chemical compounds for treating air or the like
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of preparation methods for mixing nano-starch eliminating smell agent, include the following steps: that (1) proportionally (20:1)-(1:20) weighs amylose and amylopectin, it is dissolved in dimethyl sulfoxide, it is then slowly dropped into ethyl alcohol (100-1000) mL, obtains sediment A；(2) taking precipitate A is dry, is gelatinized, and (10-1000) mL ethyl alcohol is added dropwise, stirs, and centrifugation must mix nano particle B；(3) gained mixing nano particle B ultrasound sound is washed, obtains mixing nano-starch eliminating smell agent.The mixing nano-starch eliminating smell agent raw material sources as made from the preparation method are wide, easily obtain, at low cost, effect is good, can effectively remove peculiar smell, not only environmentally friendly, but also without any side effect；And the preparation method mild condition of the mixing nano-starch eliminating smell agent, program is simple, at low cost, environmental protection.
Description
Technical field
The present invention relates to a kind of preparation methods of eliminating smell agent, are specifically related to a kind of preparation for mixing nano-starch eliminating smell agent
Method.
Background technique
So-called mixing nano-starch eliminating smell agent category environment-friendly products effectively can be captured and be dropped with outstanding producing enzyme performance
Solution causes the substance of smell, it is made to be converted into benign Cell Component and tasteless carbon dioxide and water.Mixing nano-starch removes
Taste agent is widely used in terms of debirs processing, such as: it can be used for sewage treatment, the peculiar smell that the sewage that can effectively degrade generates；
Refuse landfill, the peculiar smell that the rubbish that can effectively degrade generates；Pet deodorization: the peculiar smell that pet gives out can effectively be decomposed；It can be fast
Speed removes the peculiar smell such as cigarette, leather in certain space；(household, hotel, club etc.) peculiar smell can be effectively controlled in room, pass through removal
The organic matter for generating peculiar smell provides long-term smell control, and can effectively prevent the generation again of peculiar smell；Improve waste degradation
Ability etc..
In addition, tight due to closing, air flowing is bad, and most sewer pipeline of toilet are without close in family bathroom space
Seal apparatus causes peculiar smell in toilet even if there is sealing effect to be also not highly desirable, these smell components be mainly hydrogen sulfide,
Ammonia, sulfur dioxide etc., these gases not only influence human health, but also influence the living environment and life grade of the mankind.Exist at present
Eliminating smell agent majority in use is plant extract or chemical synthesis, and plant extract complex process, high production cost, the common people are not
It is easily accepted by；Whether chemical synthesis is harmful to human body, if has secondary pollution, if has corrosiveness unknown.
It is reported that currently, eliminating smell agent is mainly the following type: physics eliminating smell agent, chemistry eliminating smell agent, microbiocidal remove
Taste agent etc..
Physics eliminating smell agent, physics eliminating smell agent are eliminated the unusual smell by physical method, and eliminating smell agent or gas with foreign flavor are utilized
Physical property, do not change gas component as a result, only changes its local concentration, or perhaps relative concentration.It common are suction
Attached eliminating smell agent, cover eliminating smell agent etc..
Chemistry eliminating smell agent, chemistry eliminating smell agent be using oxidation, reduction decomposition, neutralization reaction, addition reaction, condensation reaction,
The smell substance of generation is become free from extraneous odour material to eliminate peculiar smell by ion-exchange reactions etc..
Microbiocidal eliminating smell agent, the basic principle is that the smell substance in dissolution water is absorbed in microorganism using microorganism
Itself makes a kind of process of its degradation by the metabolic activity of microorganism in vivo.Microorganism, which is deodorized, to be divided into three phases: 1. different
The course of dissolution of taste gas, i.e., be transferred to liquid phase by gas phase；2. smell component is by microorganism adsorption, absorption in aqueous solution；3. into
The smell component for entering microbial cell, which is decomposed as nutriment for Institute of Micro-biology, to be utilized, and pollutant is enable to remove.
It would therefore be desirable to which one kind is at low cost, effect is good, can effectively remove peculiar smell, and environmentally friendly, without any side effect
Eliminating smell agent.
Summary of the invention
To overcome the shortcomings of existing technologies, it is an object of the invention to: provide it is a kind of mix nano-starch eliminating smell agent system
Preparation Method, the preparation method mild condition of the mixing nano-starch eliminating smell agent, program is simple, at low cost, environmental protection；And pass through the system
Eliminating smell agent made from Preparation Method is at low cost, effect is good, can effectively remove peculiar smell, not only environmentally friendly, but also without any side effect.
The present invention solves technical problem and adopts the following technical scheme that
A kind of preparation method mixing nano-starch eliminating smell agent, includes the following steps:
(1) proportionally (20:1)-(1:20) weighs amylose and amylopectin, is dissolved in dimethyl sulfoxide, and
After be slowly dropped into ethyl alcohol (100-1000) mL, obtain sediment A；
(2) taking precipitate A is dry, is gelatinized, and (10-1000) mL ethyl alcohol is added dropwise, stirs, and centrifugation must mix nanometer
Grain B；
(3) gained mixing nano particle B ultrasound sound is washed, obtains mixing nano-starch eliminating smell agent.
There is also following technical characteristics by the present invention:
Preferably, in step (1), the amylose is straight using maize amylose, potato amylose or pea
Chain starch；The amylopectin uses glutinous rice amylopectin, corn amylopectin or amylopectin potato.
Preferably, in step (1), amylose and amylopectin are dissolved in dimethyl sulfoxide, it is desirable that concentration is (1-
10) %, boiling water bath stir (1-5) h.
Preferably, in step (2), the drying condition of the sediment A is dry 2h at 40 DEG C, obtains amylose powder
With amylopectin powder.
Preferably, in step (2), obtained amylose powder and amylopectin powder are added in suitable quantity of water, boiled
Heating water bath stirs (30-90) min, is sufficiently gelatinized.
Preferably, in step (2), after instilling ethyl alcohol, stirring condition 600rpm stirs (2-24) h.
Preferably, in step (3), the mixing nano particle B ultrasound sound washing solution uses (0.1-10) % nano-starch
Particle, (0.1-10) % dispersing agent, (0.01-10) % antiseptic and antibiotic agent and pH=(4-6) buffer, ultrasound 30 minutes.
Preferably, in step (3), the dispersing agent uses dodecyl sodium sulfate, neopelex, Tween 80
Or sorbester p17.
Preferably, in step (3), the antiseptic and antibiotic agent using benzalkonium chloride, benzalkonium bromide, methylisothiazolinone,
Methylchloroisothiazandnone or Phenoxyethanol.
Preferably, in step (3), the buffer uses phosphoric acid, citrate or acetate.
Compared with the prior art, the beneficial effects of the present invention are embodied in:
The mixing nano-starch eliminating smell agent raw material sources as made from the preparation method are wide, easily obtain, at low cost, effect
Well, peculiar smell can be effectively removed, it is not only environmentally friendly, but also without any side effect；And the preparation method item of the mixing nano-starch eliminating smell agent
Part is mild, and program is simple, at low cost, environmental protection.
Specific embodiment
Technical solution of the present invention is described in detail by following specific embodiment.
Specific embodiment 1:
A kind of preparation method mixing nano-starch eliminating smell agent, includes the following steps:
(1) proportionally 1:1 weighs maize amylose and glutinous rice amylopectin, is dissolved in dimethyl sulfoxide (DMSO)
In, wherein it is required that the total amount concentration of maize amylose and glutinous rice amylopectin is 2%, boiling water bath stirs 2h；Then slowly drip
Enter ethyl alcohol 200mL, obtains sediment A；
(2) taking precipitate A, dry 2h at being 40 DEG C in condition, obtains maize amylose and glutinous rice amylopectin powder；
Obtained maize amylose and glutinous rice amylopectin powder are added in 10ml water, boiling water bath heating stirring 60min, sufficiently
Gelatinization；40mL ethyl alcohol is added dropwise, stirs 4h at 600 rpm, is centrifuged, nano particle B must be mixed；Then washed 3 times with ethyl alcohol,
Freeze-drying；
(3) gained mixing nano particle B ultrasound sound is washed 30 minutes, obtains mixing nano-starch eliminating smell agent；
Wherein, supersound washing solution include 1% nano-starch particle, 2% dodecyl sodium sulfate dispersing agent and
0.1% benzalkonium chloride antiseptic and antibiotic agent, is added the phosphoric acid buffer agent of pH=5.0.
Specific embodiment 2:
A kind of preparation method mixing nano-starch eliminating smell agent, includes the following steps:
(1) proportionally 1:5 weighs potato amylose and corn amylopectin, is dissolved in dimethyl sulfoxide (DMSO)
In, wherein it is required that the total amount concentration of potato amylose and corn amylopectin is 5%, boiling water bath stirs 5h；Then slowly
Ethyl alcohol 500mL is instilled, sediment A is obtained；
(2) taking precipitate A, dry 2h at being 40 DEG C in condition, obtains potato amylose and corn amylopectin powder
End；Obtained potato amylose and corn amylopectin powder are added in 10ml water, boiling water bath heating stirring
90min is sufficiently gelatinized；200mL ethyl alcohol is added dropwise, stirs 4h at 600 rpm, is centrifuged, nano particle B must be mixed；Then use
Ethyl alcohol is washed 3 times, freeze-drying；
(3) gained mixing nano particle B ultrasound sound is washed 30 minutes, obtains mixing nano-starch eliminating smell agent；
Wherein, supersound washing solution include 1% nano-starch particle, 2% neopelex dispersing agent and
0.1% benzalkonium bromide antiseptic and antibiotic agent, is added the citric acid buffer agent of pH=5.0.
Specific embodiment 3:
A kind of preparation method mixing nano-starch eliminating smell agent, includes the following steps:
(1) proportionally 5:1 weighs pea amylose and amylopectin potato, is dissolved in dimethyl sulfoxide (DMSO)
In, wherein it is required that the total amount concentration of pea amylose and amylopectin potato is 5%, boiling water bath stirs 5h；Then slowly
Ethyl alcohol 800mL is instilled, sediment A is obtained；
(2) taking precipitate A, dry 2h at being 40 DEG C in condition, obtains pea amylose and amylopectin potato powder
End；Obtained pea amylose and amylopectin potato powder are added in 10ml water, boiling water bath heating stirring
90min is sufficiently gelatinized；200mL ethyl alcohol is added dropwise, stirs 4h at 600 rpm, is centrifuged, nano particle B must be mixed；Then use
Ethyl alcohol is washed 3 times, freeze-drying；
(3) gained mixing nano particle B ultrasound sound is washed 30 minutes, obtains mixing nano-starch eliminating smell agent；
Wherein, supersound washing solution includes 1% nano-starch particle, and dispersing agent uses 1% Tween 80 and 1% sapn
80, the phosphoric acid buffer agent of pH=6.0 is added in 0.01% methylisothiazolinone antiseptic and antibiotic agent.
The mixing nano-starch eliminating smell agent raw material sources as made from the preparation method are wide, easily obtain, at low cost, effect
Well, peculiar smell can be effectively removed, it is not only environmentally friendly, but also without any side effect；And the preparation method item of the mixing nano-starch eliminating smell agent
Part is mild, and program is simple, at low cost, environmental protection.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of preparation method for mixing nano-starch eliminating smell agent, characterized by the following steps:
(1) proportionally (20:1)-(1:20) weighs amylose and amylopectin, is dissolved in dimethyl sulfoxide, then delays
It is slow to instill ethyl alcohol (100-1000) mL, obtain sediment A；
(2) taking precipitate A is dry, is gelatinized, and (10-1000) mL ethyl alcohol is added dropwise, stirs, and centrifugation must mix nano particle B；
(3) gained mixing nano particle B ultrasound sound is washed, obtains mixing nano-starch eliminating smell agent.
2. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 1, it is characterised in that: step (1)
In, the amylose uses maize amylose, potato amylose or pea amylose；The amylopectin uses
Glutinous rice amylopectin, corn amylopectin or amylopectin potato.
3. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 1, it is characterised in that: step (1)
In, amylose and amylopectin are dissolved in dimethyl sulfoxide, it is desirable that concentration is (1-10) %, and boiling water bath stirs (1-5) h.
4. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 1, it is characterised in that: step (2)
In, the drying condition of the sediment A is dry 2h at 40 DEG C, obtains amylose powder and amylopectin powder.
5. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 4, it is characterised in that: step (2)
In, obtained amylose powder and amylopectin powder are added in suitable quantity of water, boiling water bath heating stirring (30-90) min,
Sufficiently gelatinization.
6. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 1, it is characterised in that: step (2)
In, after instilling ethyl alcohol, stirring condition 600rpm stirs (2-24) h.
7. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 1, it is characterised in that: step (3)
In, mixing nano particle B ultrasound sound washing solution using (0.1-10) % nano-starch particle, (0.1-10) % dispersing agent,
The buffer of (0.01-10) % antiseptic and antibiotic agent and pH=(4-6), ultrasound 30 minutes.
8. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 7, it is characterised in that: step (3)
In, the dispersing agent uses dodecyl sodium sulfate, neopelex, Tween 80 or sorbester p17.
9. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 7, it is characterised in that: step (3)
In, the antiseptic and antibiotic agent uses benzalkonium chloride, benzalkonium bromide, methylisothiazolinone, methylchloroisothiazandnone or benzene oxygen
Ethyl alcohol.
10. a kind of preparation method for mixing nano-starch eliminating smell agent according to claim 7, it is characterised in that: step (3)
In, the buffer uses phosphoric acid, citrate or acetate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810928110.2A CN109337129A (en) | 2018-08-13 | 2018-08-13 | A kind of preparation method mixing nano-starch eliminating smell agent |
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| CN201810928110.2A CN109337129A (en) | 2018-08-13 | 2018-08-13 | A kind of preparation method mixing nano-starch eliminating smell agent |
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| CN109337129A true CN109337129A (en) | 2019-02-15 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804200A (en) * | 2015-04-09 | 2015-07-29 | 青岛农业大学 | Process for moderate-temperature self-assembly preparation of nano starch from enzymolysis short amylose |
| CN104877317A (en) * | 2015-05-29 | 2015-09-02 | 江南大学 | Preparation method of full-bio-based composite material capable of being rapidly composited stereoscopically after melting |
-
2018
- 2018-08-13 CN CN201810928110.2A patent/CN109337129A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804200A (en) * | 2015-04-09 | 2015-07-29 | 青岛农业大学 | Process for moderate-temperature self-assembly preparation of nano starch from enzymolysis short amylose |
| CN104877317A (en) * | 2015-05-29 | 2015-09-02 | 江南大学 | Preparation method of full-bio-based composite material capable of being rapidly composited stereoscopically after melting |
Non-Patent Citations (1)
| Title |
|---|
| 邱超: ""纳米沉淀法制备淀粉纳米颗粒及其对活性成分装载特性的研究"", 《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》 * |
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Application publication date: 20190215 |