CN106823232A - One kind is except formaldehyde composition and preparation method thereof - Google Patents
One kind is except formaldehyde composition and preparation method thereof Download PDFInfo
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- CN106823232A CN106823232A CN201611169237.8A CN201611169237A CN106823232A CN 106823232 A CN106823232 A CN 106823232A CN 201611169237 A CN201611169237 A CN 201611169237A CN 106823232 A CN106823232 A CN 106823232A
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- DGAGEFUEKIORSQ-UHFFFAOYSA-N CCc1ccc(CN)cc1 Chemical compound CCc1ccc(CN)cc1 DGAGEFUEKIORSQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F112/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F112/02—Monomers containing only one unsaturated aliphatic radical
- C08F112/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F112/14—Monomers containing only one unsaturated aliphatic radical containing one ring substituted by hetero atoms or groups containing heteroatoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/20—Organic substances
- A62D2101/28—Organic substances containing oxygen, sulfur, selenium or tellurium, i.e. chalcogen
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Abstract
It is specifically, of the invention except formaldehyde composition is obtained by following component in parts by weight the present invention relates to one kind except formaldehyde composition and preparation method thereof：30~80 parts of 20~50 parts of substrate polymer, 10~30 parts of graft compound, 20~50 parts of amino-compound, 5~15 parts of alcohol compound and water.The present invention utilizes gamma-ray radiation effects, the substrate polymer being dissolved in alcohol solution is set to generate free radical and be coupled with graft compound first, then it is coupled with the amino-compound with formaldehyde adsorption function, finally make that polymerization occurs between the unsaturated bond in substrate composition, finally give except formaldehyde composition, there is irreversible dehydration condensation using the amino group and formaldehyde that stretch and be exposed to outside, generation imines and water, reach the effect for irreversibly removing formaldehyde.
Description
Technical field
The invention belongs to environment-friendly products technical field, it is related to a kind of except formaldehyde composition and preparation method thereof.
Background technology
Formaldehyde there is strong impulse to act on the mucous membrane of the organs such as eye, nose, larynx, and allergic dermatitis can be more caused when serious
And asthma.Additionally, formaldehyde can also in atmosphere generate dichlormetbylether, and a kind of the latter's exactly carcinogen, toxicity is not allowed
Ignore.Although formaldehyde can be adsorbed and be enriched with by indoor high-ratio surface material, when indoor temperature is raised, formaldehyde again can be by
Again discharge, aggravate polluting effect.
Although the harm of formaldehyde is huge, not at one's wit's end.With the development of science and technology occurring in that many removing formaldehyde
Product and method.CN101011623A discloses a kind of formaldehyde removing agent composition, but the alkali compounds for wherein including can be right
Furniture causes irreversible injury, loses inestimable.CN1736517A discloses a kind of formaldehyde collecting agent, and it is included is used for
The oxidant (ammoniacal copper complex ion) for formic acid is oxidized the formaldehyde into, CN103239973A is disclosed can be using potassium permanganate as oxygen
Agent is with oxidation of formaldehyde, although these methods can play the effect for removing formaldehyde, but need to use dangerous larger strong oxygen
Agent, and can still produce the formic acid being detrimental to health.CN100475292 discloses a kind of formaldehyde eliminating agent, and it includes amine
Based compound, cyanogen aminated compounds, the water-soluble high-molecular compound of hydroxyl, titanium dioxide and water, said composition utilize two
The spectrochemical property of titanium oxide plays the effect for eliminating formaldehyde, but required composition kind using Multiple components as initiation conditions
Class is more, relatively costly, complex operation.
The content of the invention
Therefore, formaldehyde can irreversibly be removed without damaging furniture, changing it is an object of the invention to provide one kind
Learn property gentle, environmental protection, quality-high and inexpensive except formaldehyde composition and preparation method thereof.Specifically, the present invention utilizes γ
The radiation effects of ray, makes the substrate polymer being dissolved in alcohol-water solution generate free radical and be sent out with graft compound first
Raw coupling, is then coupled with the amino-compound with formaldehyde adsorption function, finally makes the unsaturation in substrate composition
There is polymerization between key, finally give except formaldehyde composition, using stretch and be exposed to outside amino group and formaldehyde
The irreversible dehydration condensation of generation, generates imines and water, reaches the effect for irreversibly removing formaldehyde.
To achieve these goals.The present invention is adopted the following technical scheme that：
One kind removes formaldehyde composition, and it is obtained by following component in parts by weight：20~50 parts of substrate polymer, grafting
30~80 parts of 10~30 parts of compound, 20~50 parts of amino-compound, 5~15 parts of alcohol compound and water.
Preferably, it is described except formaldehyde composition is obtained by following component in parts by weight：30~40 parts of substrate polymer,
40~60 parts of 15~25 parts of graft compound, 30~40 parts of amino-compound, 8~12 parts of alcohol compound and water.
It is furthermore preferred that described except formaldehyde composition is obtained by following component in parts by weight：35 parts of substrate polymer, connect
50 parts of 20 parts of cladodification compound, 35 parts of amino-compound, 10 parts of alcohol compound and water.
Preferably, it is above-mentioned except formaldehyde composition in, the substrate polymer has structure as shown in formula (I)：
Wherein：R1Selected from hydrogen, halogen, C1~C4Alkyl, C1~C4Any one in alkoxy.
Preferably, it is above-mentioned except formaldehyde composition in, the graft compound has structure as shown in formula (II)：
Wherein：R2Selected from hydrogen, halogen, C1~C4Alkyl, C1~C4Any one in alkoxy.
Preferably, it is above-mentioned except formaldehyde composition in, the amino-compound be selected from hydrazine, urea, Oxalic acid diamides, amino
Any one in formylhydrazine, careless acid dihydrazide.
Preferably, it is above-mentioned except formaldehyde composition in, the alcohol compound be selected from methyl alcohol, ethanol, ethylene glycol, 1- third
Any one in alcohol, 2- propyl alcohol, 1,2- propane diols, 1,3- propane diols, glycerine.
It is a kind of except the preparation method of formaldehyde composition, it comprises the following steps：
(1) according to weight portion weigh each component and by moisture be two parts；Substrate polymer is added in a water, room temperature
Under the conditions of be stirred until homogeneous, obtain substrate solution；Graft compound, amino-compound and alcohol compound are added to another
In water, it is stirred until homogeneous under room temperature condition, obtains graft copolymer solution；Under the conditions of being stirred at room temperature, graft copolymer solution is added to base material
In solution, and continue stirring 4~6 hours, obtain mixture solution；
(2) mixture solution obtained in step (1) is transferred in reaction vessel, using inert gas purge 15~40
Minute, at ambient temperature, γ is carried out with the dose of radiation of 10~100kGy and is radiated 3~6 hours, obtain except formaldehyde composition.
Preferably, in above-mentioned preparation method, stirring described in step (1) is mechanical agitation or magnetic agitation.
Preferably, in above-mentioned preparation method, inert gas described in step (2) is selected from appointing in nitrogen, neon, argon gas
Meaning is a kind of.
Preferably, in above-mentioned preparation method, gamma-emitting radiation source is described in step (2)60Co radiation sources or137Cs
Radiation source.
It is of the invention except formaldehyde composition has the following advantages that compared to formaldehyde removing product common at present：
(1) present invention is radiated by γ and imports the functional group with formaldehyde absorbing function, then glycerol polymerization is made macromolecule
Solution；Amino with adsorption function can formaldehyde adsorption, and then there is irreversible dehydration condensation with it, so as to from root
Formaldehyde is removed on this, it is to avoid the common reversible release of formaldehyde during like product use；
(2) product except the Irreversible binding occurred between formaldehyde composition and formaldehyde of the invention is water, will not be produced
Extra toxicant (formic acid), does not produce harm effect to environment, is a kind of environmental protection except formaldehyde products；
(3) of the invention except formaldehyde composition is free of strong alkaline substance, with suitable pH value, chemical property is gentle, no
Chronic damage can be caused to ornament materials or furniture；
(4) it is of the invention except formaldehyde composition preparation method is simple and easy to apply, it is with short production cycle, it is adapted to industrialized production.
Specific embodiment
Technical scheme is further illustrated below in conjunction with specific embodiment.It should be noted that these realities
Apply example to be only used for explaining the present invention, and limit the present invention never in any form.
Embodiment 1：Prepare and remove formaldehyde composition.
(1) each component is weighed according to the weight in following prescription：
It is two parts by moisture, 4- vinyl benzoic acids is added in a water, be stirred until homogeneous under room temperature condition, obtains
Substrate solution；4- aminomethyl phenyls acetic acid, urea and methyl alcohol are added in another water, are stirred until homogeneous under room temperature condition, obtained
To graft copolymer solution；Under the conditions of being stirred at room temperature, graft copolymer solution is added in substrate solution, and continues stirring 4 hours, mixed
Polymer solution；
(2) mixture solution obtained in step (1) is transferred in reaction vessel, 15min is purged using nitrogen, in room
Under the conditions of temperature, use60Co radiation sources carry out γ radiation 6h with the dose of radiation of 10kGy, obtain except formaldehyde composition.
Take 1g obtained except formaldehyde composition is coated on the glued board of 10cm square, 5L dry glass containers are placed in after drying
Bottom, then rapidly will inhale have 0.01mL formaldehyde the scraps of paper be put into container, now the concentration of formaldehyde in container be 120ppm,
Concentration of formaldehyde after 24h in container is reduced to 10ppm；The concentration of formaldehyde in method parallel determination blank container, holds after 24h according to this
Concentration of formaldehyde in device is 60ppm, and this shows the formaldehyde that can actually be significantly removed except formaldehyde composition in environment of the invention.
Embodiment 2：Prepare and remove formaldehyde composition.
(1) each component is weighed according to the weight in following prescription：
It is two parts by moisture, (E) -2- (2- chlorovinyls) benzoic acid is added in a water, is stirred under room temperature condition
To uniform, substrate solution is obtained；3- methyl -4- aminomethyl phenyls acetic acid, hydrazine and ethanol are added in another water, room temperature condition
Under be stirred until homogeneous, obtain graft copolymer solution；Under the conditions of being stirred at room temperature, graft copolymer solution is added in substrate solution, and continued
Stirring 6 hours, obtains mixture solution；
(2) mixture solution obtained in step (1) is transferred in reaction vessel, 15min is purged using nitrogen, in room
Under the conditions of temperature, use60Co radiation sources carry out γ radiation 3h with the dose of radiation of 100kGy, obtain except formaldehyde composition.
Take 1g obtained except formaldehyde composition is coated on the glued board of 10cm square, 5L dry glass containers are placed in after drying
Bottom, then rapidly will inhale have 0.01mL formaldehyde the scraps of paper be put into container, now the concentration of formaldehyde in container be 120ppm,
Concentration of formaldehyde after 24h in container is reduced to 8ppm；The concentration of formaldehyde in method parallel determination blank container, holds after 24h according to this
Concentration of formaldehyde in device is 60ppm, and this shows the formaldehyde that can actually be significantly removed except formaldehyde composition in environment of the invention.
Embodiment 3：Prepare and remove formaldehyde composition.
(1) each component is weighed according to the weight in following prescription：
By moisture be two parts, (Z) -3- (1- acrylic) benzoic acid is added in a water, stirred under room temperature condition to
Uniformly, substrate solution is obtained；The bromo- 4- aminomethyl phenyls acetic acid of 2-, Oxalic acid diamides and ethylene glycol are added in another water, room
It is stirred until homogeneous under the conditions of temperature, obtains graft copolymer solution；Under the conditions of being stirred at room temperature, graft copolymer solution is added in substrate solution,
And continue stirring 4 hours, obtain mixture solution；
(2) mixture solution obtained in step (1) is transferred in reaction vessel, 20min is purged using neon, in room
Under the conditions of temperature, use137Cs radiation sources carry out γ radiation 6h with the dose of radiation of 30kGy, obtain except formaldehyde composition.
Take 1g obtained except formaldehyde composition is coated on the glued board of 10cm square, 5L dry glass containers are placed in after drying
Bottom, then rapidly will inhale have 0.01mL formaldehyde the scraps of paper be put into container, now the concentration of formaldehyde in container be 120ppm,
Concentration of formaldehyde after 24h in container is reduced to 8ppm；The concentration of formaldehyde in method parallel determination blank container, holds after 24h according to this
Concentration of formaldehyde in device is 60ppm, and this shows the formaldehyde that can actually be significantly removed except formaldehyde composition in environment of the invention.
Embodiment 4：Prepare and remove formaldehyde composition.
(1) each component is weighed according to the weight in following prescription：
It is two parts by moisture, (E) -4- (2- methoxy-ethylenes base) benzoic acid is added in a water, under room temperature condition
It is stirred until homogeneous, obtains substrate solution；2- methoxyl-4-aminomethyls phenylacetic acid, carbamyl hydrazine and 1- propyl alcohol are added to separately
In a water, it is stirred until homogeneous under room temperature condition, obtains graft copolymer solution；Under the conditions of being stirred at room temperature, graft copolymer solution is added to
In substrate solution, and continue stirring 6 hours, obtain mixture solution；
(2) mixture solution obtained in step (1) is transferred in reaction vessel, 30min is purged using neon, in room
Under the conditions of temperature, use137Cs radiation sources carry out γ radiation 4h with the dose of radiation of 60kGy, obtain except formaldehyde composition.
Take 1g obtained except formaldehyde composition is coated on the glued board of 10cm square, 5L dry glass containers are placed in after drying
Bottom, then rapidly will inhale have 0.01mL formaldehyde the scraps of paper be put into container, now the concentration of formaldehyde in container be 120ppm,
Concentration of formaldehyde after 24h in container is reduced to 7ppm；The concentration of formaldehyde in method parallel determination blank container, holds after 24h according to this
Concentration of formaldehyde in device is 60ppm, and this shows the formaldehyde that can actually be significantly removed except formaldehyde composition in environment of the invention.
Embodiment 5：Prepare and remove formaldehyde composition.
(1) each component is weighed according to the weight in following prescription：
It is two parts by moisture, 4- vinyl benzoic acids is added in a water, be stirred until homogeneous under room temperature condition, obtains
Substrate solution；2- ethyoxyl -4- aminomethyl phenyls acetic acid, careless acid dihydrazide and glycerine are added in another water, room temperature condition
Under be stirred until homogeneous, obtain graft copolymer solution；Under the conditions of being stirred at room temperature, graft copolymer solution is added in substrate solution, and continued
Stirring 5 hours, obtains mixture solution；
(2) mixture solution obtained in step (1) is transferred in reaction vessel, 15min is purged using argon gas, in room
Under the conditions of temperature, use60Co radiation sources carry out γ radiation 3h with the dose of radiation of 100kGy, obtain except formaldehyde composition.
Take 1g obtained except formaldehyde composition is coated on the glued board of 10cm square, 5L dry glass containers are placed in after drying
Bottom, then rapidly will inhale have 0.01mL formaldehyde the scraps of paper be put into container, now the concentration of formaldehyde in container be 120ppm,
Concentration of formaldehyde after 24h in container is reduced to 5ppm；The concentration of formaldehyde in method parallel determination blank container, holds after 24h according to this
Concentration of formaldehyde in device is 60ppm, and this shows the formaldehyde that can actually be significantly removed except formaldehyde composition in environment of the invention.
Claims (7)
1. a kind of to remove formaldehyde composition, it is obtained by following component in parts by weight：20~50 parts of substrate polymer, grafting
30~80 parts of 10~30 parts of compound, 20~50 parts of amino-compound, 5~15 parts of alcohol compound and water；
Wherein：
The substrate polymer has the structure as shown in formula (I)：
Wherein：R1Selected from hydrogen, halogen, C1~C4Alkyl, C1~C4Any one in alkoxy；
The graft compound has the structure as shown in formula (II)：
Wherein：R2Selected from hydrogen, halogen, C1~C4Alkyl, C1~C4Any one in alkoxy；
The amino-compound is selected from any one in hydrazine, urea, Oxalic acid diamides, carbamyl hydrazine, careless acid dihydrazide；
The alcohol compound is selected from methyl alcohol, ethanol, ethylene glycol, 1- propyl alcohol, 2- propyl alcohol, 1,2- propane diols, 1,3- propane diols, sweet
Any one in oil.
2. it is according to claim 1 except formaldehyde composition, it is characterised in that described except formaldehyde composition is by parts by weight
Following component be obtained：30~40 parts of substrate polymer, 15~25 parts of graft compound, 30~40 parts of amino-compound, alcohols
40~60 parts of 8~12 parts of compound and water.
3. it is according to claim 2 except formaldehyde composition, it is characterised in that described except formaldehyde composition is by parts by weight
Following component be obtained：35 parts of substrate polymer, 20 parts of graft compound, 35 parts of amino-compound, 10 parts of alcohol compound and
50 parts of water.
4. a kind of according to any one of claim 1 to 3 except the preparation method of formaldehyde composition, it includes following step
Suddenly：
1) according to weight portion weigh each component and by moisture be two parts；Substrate polymer is added in a water, room temperature condition
Under be stirred until homogeneous, obtain substrate solution；Graft compound, amino-compound and alcohol compound are added to another water
In, it is stirred until homogeneous under room temperature condition, obtain graft copolymer solution；Under the conditions of being stirred at room temperature, graft copolymer solution is added to base material molten
In liquid, and continue stirring 4~6 hours, obtain mixture solution；
2) by step 1) in the mixture solution that obtains be transferred in reaction vessel, using inert gas purge 15~40 minutes,
At ambient temperature, carry out γ with the dose of radiation of 10~100kGy to radiate 3~6 hours, obtain except formaldehyde composition.
5. preparation method according to claim 4, it is characterised in that step 1) described in stirring be mechanical agitation or magnetic force
Stirring.
6. preparation method according to claim 4, it is characterised in that step 2) described in inert gas be selected from nitrogen, neon
Any one in gas, argon gas.
7. preparation method according to claim 4, it is characterised in that step 2) described in gamma-emitting radiation source be60Co
Radiation source or137Cs radiation sources.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169237.8A CN106823232A (en) | 2016-12-16 | 2016-12-16 | One kind is except formaldehyde composition and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169237.8A CN106823232A (en) | 2016-12-16 | 2016-12-16 | One kind is except formaldehyde composition and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106823232A true CN106823232A (en) | 2017-06-13 |
Family
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| CN201611169237.8A Pending CN106823232A (en) | 2016-12-16 | 2016-12-16 | One kind is except formaldehyde composition and preparation method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5317071A (en) * | 1991-01-31 | 1994-05-31 | Isolyser Company, Inc. | Aldehyde treatment system |
| CN103055465A (en) * | 2011-10-18 | 2013-04-24 | 上海格伦化学科技有限公司 | Formaldehyde scavenging agent with oil solubility and preparation method |
| CN104844740A (en) * | 2014-02-13 | 2015-08-19 | 陈建君 | Formaldehyde removing composition and preparation method thereof |
| CN104878629A (en) * | 2015-05-08 | 2015-09-02 | 陕西科技大学 | Anionic dye fixing agent with formaldehyde removal function and preparation method thereof |
| CN105727495A (en) * | 2016-01-21 | 2016-07-06 | 东莞市中纺化工有限公司 | Formaldehyde catching agent, preparation method thereof and application thereof in formaldehyde removal |
| CN108066931A (en) * | 2017-09-28 | 2018-05-25 | 广州市碧安康环境技术有限公司 | A kind of macromolecule formaldehyde scavenger |
-
2016
- 2016-12-16 CN CN201611169237.8A patent/CN106823232A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5317071A (en) * | 1991-01-31 | 1994-05-31 | Isolyser Company, Inc. | Aldehyde treatment system |
| CN103055465A (en) * | 2011-10-18 | 2013-04-24 | 上海格伦化学科技有限公司 | Formaldehyde scavenging agent with oil solubility and preparation method |
| CN104844740A (en) * | 2014-02-13 | 2015-08-19 | 陈建君 | Formaldehyde removing composition and preparation method thereof |
| CN104878629A (en) * | 2015-05-08 | 2015-09-02 | 陕西科技大学 | Anionic dye fixing agent with formaldehyde removal function and preparation method thereof |
| CN105727495A (en) * | 2016-01-21 | 2016-07-06 | 东莞市中纺化工有限公司 | Formaldehyde catching agent, preparation method thereof and application thereof in formaldehyde removal |
| CN108066931A (en) * | 2017-09-28 | 2018-05-25 | 广州市碧安康环境技术有限公司 | A kind of macromolecule formaldehyde scavenger |
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