CN109794159A - A kind of preparation method of the formaldehyde scavenger using biological decomposition - Google Patents
A kind of preparation method of the formaldehyde scavenger using biological decomposition Download PDFInfo
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- CN109794159A CN109794159A CN201711143389.5A CN201711143389A CN109794159A CN 109794159 A CN109794159 A CN 109794159A CN 201711143389 A CN201711143389 A CN 201711143389A CN 109794159 A CN109794159 A CN 109794159A
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- formaldehyde
- formaldehyde scavenger
- surfactant
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The invention discloses a kind of formaldehyde scavengers and its preparation process using biological decomposition, including chitosan, lactic acid bacteria, vitamin c solution, biological enzyme, citric acid, surfactant, bleeding agent, menthol and deionized water；Invention passes through the situation during extraneous observation window, that is, observable recipe configuration, and operator is allowed to use adding materials for pipeline system, relative to traditional handicraft, preparation section is simple, environment and human body, which is not present, in raw material influences, performance more improves, and product itself is to acetaldehyde in air, benzene, the improvement of the pernicious gases such as dimethylbenzene also has remarkable result, it can effectively reduce the content of TVOC, room air after purification finishing, fundamentally efficiently rapidly administer the release source of free formaldehyde, thoroughly improve air quality, ensure healthy living environment, it improves the quality of living；And casting molding processes high production efficiency is used, it is suitble to produce in enormous quantities.
Description
Technical field
The present invention relates to a kind of preparation method, in particular to a kind of formaldehyde scavenger and its preparation work using biological decomposition
Skill belongs to formaldehyde removing technical field.
Background technique
Occurring a variety of products except formaldehydes on the market at present, the principle of most of formaldehyde scavengers is the principles of chemistry,
Chemically the free formaldehyde in air is reacted away, or enables it penetrate into plate on plate product brushing, it will
Free formaldehyde therein aggregates into not volatilizable innocuous substance.Some is reacted slowly with formaldehyde, clearance rate bottom, such as some plants
Extract class；Although the effect having is good, toxicity is bigger.
The present invention provide it is a kind of apply to the surfaces such as indoor wall, furniture using biological decomposition formaldehyde scavenger and its
Preparation process, relative to traditional handicraft, preparation section is simple, and on environment and human body there is no influence, performance more changes raw material
It is good, and product itself PARA FORMALDEHYDE PRILLS(91,95), benzene, ammonia, sulfur dioxide, carbon monoxide, nitrogen oxides etc. influence human health
Harmful organic substance has good purification function.
Summary of the invention
The shortcomings that the technical problem to be solved by the present invention is to overcome the prior arts provides a kind of formaldehyde using biological decomposition
Scavenger and its preparation process, to solve the above problems.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of formaldehyde scavenger and its preparation process using biological decomposition of the present invention, by the raw material group of following parts by weight
At:
As a preferred technical solution of the present invention, the N- deacetylation product of chitosan chitin, be nature only
One alkaline polysaccharide contains a large amount of free amine group, hydroxyl in chitosan molecule, and free amino, hydroxyl are respectively and in formaldehyde
Aldehyde radical occur Mannich reaction.
As a preferred technical solution of the present invention, surfactant is ionic surfactant non-ionic surface
One of activating agent, amphoteric surfactant or compound surfactant are a variety of；Specific surfactant can be alkane
Base sodium sulfonate or sodium palmitate, but do not limit to this two kinds of activating agents.
As a preferred technical solution of the present invention, bleeding agent can be nonionic penetrant, anionic infiltration
One of agent, Compositional type bleeding agent or a variety of；Bleeding agent is mainly the extremely strong fluent material of penetration.
As a preferred technical solution of the present invention, include the following steps,
S1: following each components are weighed respectively by following mass percent:
S2: chitosan, lactic acid bacteria and the biological enzyme by weight with weighing are poured into deionized water and slowly stirred, at 25 DEG C
At a temperature of stirring it is evenly dispersed at mother liquor to solution, general time-consuming was at 20-30 minutes；
S3: in the mother liquor stirred evenly into S2, suitable vitamin c solution, citric acid and thin is added according to the ratio respectively
Lotus brain, which pours into planet stirring kettle, to be dispersed with stirring uniformly；Mixture after discharging adds surfactant and bleeding agent in high speed
It is uniformly dispersed in dispersion machine, to obtain formaldehyde scavenger.
Compared with prior art, the beneficial effects of the present invention are: invention passes through extraneous observation window, that is, observable
Situation during recipe configuration, and operator's adding materials using pipeline system is allowed to prepare work relative to traditional handicraft
Sequence is simple, and on environment and human body there is no influencing, performance more improves raw material, and product itself to acetaldehyde in air, benzene,
The improvement of the pernicious gases such as dimethylbenzene also has remarkable result, can effectively reduce the content of TVOC, the room air after purifying finishing,
The release source for fundamentally efficiently rapidly administering free formaldehyde, thoroughly improves air quality, ensures healthy living environment, mentions
High quality of life；And casting molding processes high production efficiency is used, it is suitble to produce in enormous quantities.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments, based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
The present invention discloses a kind of a kind of technical solution: formaldehyde scavenger and its system using biological decomposition of invention
Standby technique, is composed of the following raw materials in parts by weight:
Chitosan is the N- deacetylation product of chitin, is the unique alkaline polysaccharide of nature, contains in chitosan molecule
There are a large amount of free amine group, hydroxyl, there is good biocompatibility and wider application field.Itself has powerful reactivity
Amino can be chemically reacted with many pernicious gases, therefore can mend catch with the pernicious gases such as decomposing formaldehyde, and by its turn
It is melted into water and " oxime ", not will cause secondary pollution, reaches the final purpose for removing formaldehyde.
There is no protease, only peptase in lactic acid bacteria, cannot decompose using protein and be only capable of utilizing peptone, peptide and ammonia
Base acid.Synthesizing amino acid, nucleic acid, the ability of vitamin are extremely low, thus are appropriately added in the environment of lactobacter growth this kind of
Substance, therefore vitamin c solution is added in changing scavenger, the normal growth of lactic acid bacteria can be promoted；It during the growth process can be with
The organic acids such as lactic acid, acetic acid, propionic acid are generated, the formaldehyde in air can be decomposed, while inhibiting harmful bacteria in environment
Growth.In addition, lactobacillus-fermented product can assign food a kind of acidic smell flexible, band gives pleasant feeling.
Surfactant is ionic surfactant nonionic surface active agent, amphoteric surfactant or compounding table
One of face activating agent is a variety of；Specific surfactant can be sodium alkyl sulfonate or sodium palmitate, but not limit to this
Two kinds of activating agents.
Bleeding agent can be one of nonionic penetrant, anionic bleeding agent, Compositional type bleeding agent or more
Kind；Bleeding agent is mainly the extremely strong fluent material of penetration.
The present invention is composed of the following raw materials in parts by weight: including chitosan: 3.5 parts；Lactic acid bacteria: 0.3 part；Vitamin C is molten
5 parts of liquid；Biological enzyme: 0.3 part；Citric acid: 2.3 parts；Surfactant: 3.5 parts；Bleeding agent: 7 parts；1.5 parts of menthol；Water:
76.6 parts；Burst size of methanal detection is carried out to newly-built bedroom according to the formaldehyde scavenger of the above component proportion, is as a result disappeared through spraying
Except the clearance rate of formaldehyde in the space air of agent processing 24,48,72 hours is respectively 81.24%, 91.24%, 96.77%, place
It manages 72 hours Indoor Air Formaldehyde concentration and reaches national respective standard；It is small that wooden boards are sprayed remover processing 24,48,72
When formaldehyde clearance rate be respectively 83.91%, 90.57%, 92.56%.Wooden boards burst size of methanal reaches after processing 24 hours
To national standard, it can thus be appreciated that the formaldehyde scavenger can fast purification air.
Embodiment 1:
The formula manufacturing process of the formaldehyde scavenger includes the following steps,
S1: following each components are weighed respectively by following mass percent:
S2: chitosan, lactic acid bacteria and the biological enzyme by weight with weighing are poured into deionized water and slowly stirred, at 25 DEG C
At a temperature of stirring it is evenly dispersed at mother liquor to solution, general time-consuming was at 20-30 minutes；
S3: in the mother liquor stirred evenly into S2, suitable vitamin c solution, citric acid and thin is added according to the ratio respectively
Lotus brain, which pours into planet stirring kettle, to be dispersed with stirring uniformly；Mixture after discharging adds surfactant and bleeding agent in high speed
It is uniformly dispersed in dispersion machine, to obtain formaldehyde scavenger.
Embodiment 2:
The formula manufacturing process of the formaldehyde scavenger includes the following steps,
S1: following each components are weighed respectively by following mass percent:
S2: chitosan, lactic acid bacteria and the biological enzyme by weight with weighing are poured into deionized water and slowly stirred, at 25 DEG C
At a temperature of stirring it is evenly dispersed at mother liquor to solution, general time-consuming was at 20-30 minutes；
S3: in the mother liquor stirred evenly into S2, suitable vitamin c solution, citric acid and thin is added according to the ratio respectively
Lotus brain, which pours into planet stirring kettle, to be dispersed with stirring uniformly；Mixture after discharging adds surfactant and bleeding agent in high speed
It is uniformly dispersed in dispersion machine, to obtain formaldehyde scavenger.
Embodiment 3:
The formula manufacturing process of the formaldehyde scavenger includes the following steps,
S1: following each components are weighed respectively by following mass percent:
S2: chitosan, lactic acid bacteria and the biological enzyme by weight with weighing are poured into deionized water and slowly stirred, at 25 DEG C
At a temperature of stirring it is evenly dispersed at mother liquor to solution, general time-consuming was at 20-30 minutes；
S3: in the mother liquor stirred evenly into S2, suitable vitamin c solution, citric acid and thin is added according to the ratio respectively
Lotus brain, which pours into planet stirring kettle, to be dispersed with stirring uniformly；Mixture after discharging adds surfactant and bleeding agent in high speed
It is uniformly dispersed in dispersion machine, to obtain formaldehyde scavenger.
To spray liniment in 1,2,3 nano photo-catalytic room of above embodiments and commonly go methanal paint after one week of use into
Row data test, result is as shown in following table:
| Detection project | Control sample | Embodiment 1 | Embodiment 2 | Embodiment 3 | Standard value |
| Formaldehyde | 0.19 | 0.05 | 0.04 | 0.03 | ≤0.12 |
| Nitrogen | 0.7 | 0.3 | 0.2 | 0.22 | ≤0.5 |
| Benzene | 0.1 | 0.05 | 0.06 | 0.04 | ≤0.09 |
| TVOC | 0.8 | 0.25 | 0.3 | 0.32 | ≤0.6 |
The application method of the formaldehyde scavenger has following several method:
A1: the scavenger even application is crossed into brushing at the exposed timber of Wood-based Panel Furniture inner wall and veneer plate surface, is made
Dosage is every square metre of 50g；
A2: it to reach optimum efficiency, is somebody's turn to do in the hole of knob, track and hinge and the spraying of non-edge sealing section part or brushing
Scavenger；
A3: the scavenger can be sprayed directly in room air, achieve the effect that understand free formaldehyde in air；
A4: the scavenger is sprayable on other carriers such as all kinds of paper, cloth, absorption free formaldehyde disposed within.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features, it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (5)
1. a kind of formaldehyde scavenger and its preparation process using biological decomposition, which is characterized in that by the raw material of following parts by weight
Composition:
2. a kind of formaldehyde scavenger and its preparation process using biological decomposition according to claim 1, which is characterized in that shell is poly-
The N- deacetylation product of sugared chitin is the unique alkaline polysaccharide of nature, contains a large amount of free ammonia in chitosan molecule
With the aldehyde radical in formaldehyde Mannich reaction occurs for base, hydroxyl, free amino, hydroxyl respectively.
3. a kind of formaldehyde scavenger and its preparation process using biological decomposition according to claim 1, which is characterized in that surface
Activating agent is in ionic surfactant nonionic surface active agent, amphoteric surfactant or compound surfactant
It is one or more；Specific surfactant can be sodium alkyl sulfonate or sodium palmitate, but not limit to this two kinds of activating agents.
4. a kind of formaldehyde scavenger and its preparation process using biological decomposition according to claim 1, which is characterized in that infiltration
Agent can be one of nonionic penetrant, anionic bleeding agent, Compositional type bleeding agent or a variety of；Bleeding agent is main
For the extremely strong fluent material of penetration.
5. a kind of formaldehyde scavenger and its preparation process using biological decomposition according to claim 1, which is characterized in that
Include the following steps,
S1: following each components are weighed respectively by following mass percent:
S2: chitosan, lactic acid bacteria and the biological enzyme by weight with weighing are poured into deionized water and slowly stirred, in 25 DEG C of temperature
The lower stirring of degree is evenly dispersed at mother liquor to solution, and general time-consuming was at 20-30 minutes；
S3: in the mother liquor stirred evenly into S2, suitable vitamin c solution, citric acid and menthol is added according to the ratio respectively
It pours into planet stirring kettle and is dispersed with stirring uniformly；Mixture after discharging adds surfactant and bleeding agent in high speed dispersion
It is uniformly dispersed in machine, to obtain formaldehyde scavenger.
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Cited By (3)
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| CN110405899A (en) * | 2019-06-28 | 2019-11-05 | 千年舟新材科技集团有限公司 | Fire-retardant oriented structure chipboard and its preparation process |
| CN114345103A (en) * | 2021-12-08 | 2022-04-15 | 菏泽昭华环境检测有限公司 | Efficient formaldehyde removing preparation |
| CN114471138A (en) * | 2021-12-27 | 2022-05-13 | 康瑞达（福州）环保科技有限公司 | TVOC remover and detection and removal matching device thereof |
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Application publication date: 20190524 |