CN114345103A - Efficient formaldehyde removing preparation - Google Patents
Efficient formaldehyde removing preparation Download PDFInfo
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- CN114345103A CN114345103A CN202111490698.6A CN202111490698A CN114345103A CN 114345103 A CN114345103 A CN 114345103A CN 202111490698 A CN202111490698 A CN 202111490698A CN 114345103 A CN114345103 A CN 114345103A
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- reaction
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- preservative
- regulator
- surfactant
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 120
- 238000002360 preparation method Methods 0.000 title claims abstract description 38
- 238000006243 chemical reaction Methods 0.000 claims abstract description 61
- 239000003755 preservative agent Substances 0.000 claims abstract description 27
- 230000002335 preservative effect Effects 0.000 claims abstract description 27
- 239000004094 surface-active agent Substances 0.000 claims abstract description 24
- SWRGUMCEJHQWEE-UHFFFAOYSA-N ethanedihydrazide Chemical compound NNC(=O)C(=O)NN SWRGUMCEJHQWEE-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000002516 radical scavenger Substances 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 239000003906 humectant Substances 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims description 36
- 238000010992 reflux Methods 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 24
- 239000011259 mixed solution Substances 0.000 claims description 22
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 claims description 22
- 238000009835 boiling Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical group OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 4
- AXTGDCSMTYGJND-UHFFFAOYSA-N 1-dodecylazepan-2-one Chemical group CCCCCCCCCCCCN1CCCCCC1=O AXTGDCSMTYGJND-UHFFFAOYSA-N 0.000 claims description 2
- XUJLWPFSUCHPQL-UHFFFAOYSA-N 11-methyldodecan-1-ol Chemical group CC(C)CCCCCCCCCCO XUJLWPFSUCHPQL-UHFFFAOYSA-N 0.000 claims description 2
- CHHHXKFHOYLYRE-UHFFFAOYSA-M 2,4-Hexadienoic acid, potassium salt (1:1), (2E,4E)- Chemical group [K+].CC=CC=CC([O-])=O CHHHXKFHOYLYRE-UHFFFAOYSA-M 0.000 claims description 2
- 229960004543 anhydrous citric acid Drugs 0.000 claims description 2
- 229960003639 laurocapram Drugs 0.000 claims description 2
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 2
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 2
- 239000004302 potassium sorbate Substances 0.000 claims description 2
- 229940069338 potassium sorbate Drugs 0.000 claims description 2
- 235000010241 potassium sorbate Nutrition 0.000 claims description 2
- 238000009472 formulation Methods 0.000 claims 12
- 239000000203 mixture Substances 0.000 claims 12
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007259 addition reaction Methods 0.000 abstract description 2
- 238000005882 aldol condensation reaction Methods 0.000 abstract description 2
- 238000005034 decoration Methods 0.000 abstract description 2
- LBUSGXDHOHEPQQ-UHFFFAOYSA-N propane-1,1,1-triol Chemical compound CCC(O)(O)O LBUSGXDHOHEPQQ-UHFFFAOYSA-N 0.000 abstract 2
- 239000000047 product Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 230000002000 scavenging effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Detergent Compositions (AREA)
Abstract
The invention discloses a high-efficiency formaldehyde removing preparation, belonging to the technical field of furniture manufacturing and decoration, and comprising the following raw materials: the formaldehyde scavenger is prepared from the trihydroxymethyl ethane, oxalic acid dihydrazide, a humectant, a penetrating agent, a surfactant, a preservative and a pH regulator, wherein the formaldehyde removal rate of the formaldehyde scavenger reaches more than 98%, the effect can obviously meet the production requirements of markets and enterprises, the problem of the residue of the formaldehyde scavenger sold in the markets is solved, the principle is that the formaldehyde and the oxalic acid dihydrazide are decomposed to generate an addition reaction, the formaldehyde scavenger and the trihydroxymethyl ethane are subjected to an aldol condensation reaction, and meanwhile, the penetrating agent can penetrate into a release body to effectively remove the formaldehyde through the reaction.
Description
Technical Field
The invention relates to the technical field of furniture manufacturing and decoration, in particular to a preparation for efficiently removing formaldehyde.
Background
The formaldehyde is a colorless, flammable and odorous chemical substance and is harmful to human bodies, and along with the gradual improvement of the living standard of people at present, households, paints and adhesives made of the raw materials containing the formaldehyde can release harmful formaldehyde, so that the formaldehyde has great harm to human bodies.
The existing formaldehyde scavenger has poor scavenging effect, and because formaldehyde release is a slow process, formaldehyde cannot be thoroughly scavenged, so that potential harm can be caused, the formaldehyde scavenger can be scavenged only by a periodic scavenging method, the cost is high, and common families cannot bear the formaldehyde scavenger.
Disclosure of Invention
The invention aims to provide a preparation for efficiently removing formaldehyde, which aims to solve the problems that the removal effect is poor and the formaldehyde cannot be completely removed in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a preparation for efficiently removing formaldehyde comprises the following raw materials in percentage by mass: 4-8% of trimethylolethane, 2-8% of oxalic acid dihydrazide, 0.2-2% of a humectant, 0.2-2% of a penetrating agent, 1-3% of a surfactant, 0.1-0.5% of a preservative and 0.01-0.1% of a pH regulator, and the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, heating to 200-250 ℃ by using steam after boiling, heating and refluxing the reaction kettle, starting stirring for reaction for 4-5 hours when the reflux starts, simultaneously adding a pH regulator into the reaction kettle to regulate the pH value to 6-8, keeping the temperature of the reaction process at 280-380 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Preferably, the preparation consists of the following raw materials in percentage by mass: 4% of trimethylolethane, 2% of dihydrazide, 0.2% of humectant, 0.2% of penetrating agent, 1% of surfactant, 0.1% of preservative and 0.01% of pH regulator.
Preferably, the preparation consists of the following raw materials in percentage by mass: 6% of trimethylolethane, 5% of dihydrazide, 1% of humectant, 1% of penetrating agent, 2% of surfactant, 0.3% of preservative and 0.05% of pH regulator.
Preferably, the preparation consists of the following raw materials in percentage by mass: 8% of trimethylolethane, 8% of dihydrazide, 2% of humectant, 2% of penetrating agent, 3% of surfactant, 0.5% of preservative and 0.1% of pH regulator.
Preferably, the humectant is glycerol, the penetrating agent is laurocapram, the surfactant is isotridecanol polyoxyethylene ether, the preservative is potassium sorbate, and the pH regulator is anhydrous citric acid.
Preferably, the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, starting steam after boiling, heating to 210 ℃, heating and refluxing the reaction kettle, starting stirring for reaction for 4 hours when the reflux starts, simultaneously adding a pH regulator inwards to regulate the pH value to 6, keeping the temperature in the reaction process at 295 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Preferably, the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, starting steam after boiling, heating to 235 ℃, heating and refluxing the reaction kettle, starting stirring for reaction for 4.5 hours when the reflux starts, simultaneously adding a pH regulator inwards to regulate the pH value to 7, keeping the temperature of the reaction process at 320 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Preferably, the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, starting steam after boiling, heating to 245 ℃, heating and refluxing the reaction kettle, starting stirring for reaction for 5 hours when the reflux starts, simultaneously adding a pH regulator inwards to regulate the pH value to 8, keeping the temperature of 380 ℃ in the reaction process, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Compared with the prior art, the invention has the beneficial effects that:
the formaldehyde removal rate of the invention reaches more than 98%, the effect is obvious, the invention can meet the production of markets and enterprises, the invention solves the problem of residual formaldehyde scavenger sold in the markets, the principle is based on that formaldehyde and oxalic acid dihydrazide are decomposed to generate addition reaction, and the formaldehyde scavenger and trimethylolethane are subjected to aldol condensation reaction, and meanwhile, the formaldehyde scavenger can permeate into the inside of a release body through a penetrant to effectively react and remove the formaldehyde.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The invention provides a technical scheme that:
a preparation for efficiently removing formaldehyde comprises the following raw materials in percentage by mass: 4-8% of trimethylolethane, 2-8% of oxalic acid dihydrazide, 0.2-2% of a humectant, 0.2-2% of a penetrating agent, 1-3% of a surfactant, 0.1-0.5% of a preservative and 0.01-0.1% of a pH regulator, and the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, heating to 200-250 ℃ by using steam after boiling, heating and refluxing the reaction kettle, starting stirring for reaction for 4-5 hours when the reflux starts, simultaneously adding a pH regulator into the reaction kettle to regulate the pH value to 6-8, keeping the temperature of the reaction process at 280-380 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Example 1:
a preparation for efficiently removing formaldehyde is prepared from the following raw materials in percentage by mass: the method comprises the following steps of adding 4% of trimethylolethane, 2% of oxalic dihydrazide, 0.2% of humectant, 0.2% of penetrant, 1% of surfactant, 0.1% of preservative and 0.01% of pH regulator into a reaction kettle, slowly heating to boiling, heating steam to 210 ℃ after boiling, heating and refluxing the reaction kettle, starting stirring and reacting for 4 hours when refluxing begins, simultaneously adding the pH regulator inwards to regulate the pH value to 6, keeping the temperature of the reaction process at 295 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding the preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Example 2:
a preparation for efficiently removing formaldehyde is prepared from the following raw materials in percentage by mass: the method comprises the following steps of adding 6% of trimethylolethane, 5% of dihydrazide oxalate, 1% of humectant, 1% of penetrant, 2% of surfactant, 0.3% of preservative and 0.05% of pH regulator into a reaction kettle, slowly heating to boil, heating to 235 ℃ by using steam after boiling, heating and refluxing the reaction kettle, starting stirring and reacting for 4.5 hours when refluxing begins, simultaneously adding the pH regulator inwards to regulate the pH value to 7, keeping the reaction process at 320 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding the preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Example 3:
a preparation for efficiently removing formaldehyde is prepared from the following raw materials in percentage by mass: the method comprises the steps of adding 8% of trimethylolethane, 8% of dihydrazide oxalate, 2% of humectant, 2% of penetrating agent, 3% of surfactant, 0.5% of preservative and 0.1% of pH regulator into a reaction kettle, slowly heating to boil, heating to 245 ℃ by using steam after boiling, heating and refluxing the reaction kettle, starting stirring and reacting for 5 hours when refluxing begins, simultaneously adding the pH regulator to regulate the pH value to 8, keeping the temperature at 380 ℃ in the reaction process, obtaining mixed liquor after the reaction is finished, cooling to room temperature, adding the preservative and the penetrating agent into the mixed liquor, and stirring to obtain transparent liquid, namely the finished product.
The formaldehyde preparations prepared according to the embodiments 1 to 3 of the present invention are used in the construction engineering room, and the concentration values of the environmental pollutants in the construction engineering room before and after use are detected, and the results are shown in the table above.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A high-efficiency formaldehyde removing preparation is characterized in that: the preparation comprises the following raw materials in percentage by mass: 4-8% of trimethylolethane, 2-8% of oxalic acid dihydrazide, 0.2-2% of a humectant, 0.2-2% of a penetrating agent, 1-3% of a surfactant, 0.1-0.5% of a preservative and 0.01-0.1% of a pH regulator, and the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, heating to 200-250 ℃ by using steam after boiling, heating and refluxing the reaction kettle, starting stirring for reaction for 4-5 hours when the reflux starts, simultaneously adding a pH regulator into the reaction kettle to regulate the pH value to 6-8, keeping the temperature of the reaction process at 280-380 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
2. The formaldehyde scavenger formulation of claim 1, wherein the formulation is selected from the group consisting of: the preparation comprises the following raw materials in percentage by mass: 4% of trimethylolethane, 2% of dihydrazide, 0.2% of humectant, 0.2% of penetrating agent, 1% of surfactant, 0.1% of preservative and 0.01% of pH regulator.
3. The formaldehyde scavenger formulation of claim 1, wherein the formulation is selected from the group consisting of: the preparation comprises the following raw materials in percentage by mass: 6% of trimethylolethane, 5% of dihydrazide, 1% of humectant, 1% of penetrating agent, 2% of surfactant, 0.3% of preservative and 0.05% of pH regulator.
4. The formaldehyde scavenger formulation of claim 1, wherein the formulation is selected from the group consisting of: the preparation comprises the following raw materials in percentage by mass: 8% of trimethylolethane, 8% of dihydrazide, 2% of humectant, 2% of penetrating agent, 3% of surfactant, 0.5% of preservative and 0.1% of pH regulator.
5. The high-efficiency formaldehyde removing preparation according to any one of claims 1 to 4, wherein: the humectant is glycerol, the penetrating agent is laurocapram, the surfactant is isotridecanol polyoxyethylene ether, the preservative is potassium sorbate, and the pH regulator is anhydrous citric acid.
6. The formaldehyde scavenger formulation of claim 1, wherein the formulation is selected from the group consisting of: the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, starting steam after boiling, heating to 210 ℃, heating and refluxing the reaction kettle, starting stirring for reaction for 4 hours when the reflux starts, simultaneously adding a pH regulator inwards to regulate the pH value to 6, keeping the temperature in the reaction process at 295 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
7. The formaldehyde scavenger formulation of claim 1, wherein the formulation is selected from the group consisting of: the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, starting steam after boiling, heating to 235 ℃, heating and refluxing the reaction kettle, starting stirring for reaction for 4.5 hours when the reflux starts, simultaneously adding a pH regulator inwards to regulate the pH value to 7, keeping the temperature of the reaction process at 320 ℃, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
8. The formaldehyde scavenger formulation of claim 1, wherein the formulation is selected from the group consisting of: the preparation method of the preparation comprises the following steps: adding trimethylolethane, oxalic dihydrazide, a penetrant and a surfactant into a reaction kettle according to a ratio, slowly heating to boil, starting steam after boiling, heating to 245 ℃, heating and refluxing the reaction kettle, starting stirring for reaction for 5 hours when the reflux starts, simultaneously adding a pH regulator inwards to regulate the pH value to 8, keeping the temperature of 380 ℃ in the reaction process, obtaining a mixed solution after the reaction is finished, cooling to room temperature, adding a preservative and the penetrant into the mixed solution, and stirring to obtain a transparent liquid, namely a finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111490698.6A CN114345103A (en) | 2021-12-08 | 2021-12-08 | Efficient formaldehyde removing preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111490698.6A CN114345103A (en) | 2021-12-08 | 2021-12-08 | Efficient formaldehyde removing preparation |
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| Publication Number | Publication Date |
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| CN114345103A true CN114345103A (en) | 2022-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111490698.6A Pending CN114345103A (en) | 2021-12-08 | 2021-12-08 | Efficient formaldehyde removing preparation |
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