CN109836946A - A kind of ultraviolet-curing paint and its preparation method and application efficiently removing formaldehyde - Google Patents
A kind of ultraviolet-curing paint and its preparation method and application efficiently removing formaldehyde Download PDFInfo
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- CN109836946A CN109836946A CN201910068674.8A CN201910068674A CN109836946A CN 109836946 A CN109836946 A CN 109836946A CN 201910068674 A CN201910068674 A CN 201910068674A CN 109836946 A CN109836946 A CN 109836946A
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Abstract
The present invention provides a kind of ultraviolet-curing paint and its preparation method and application for efficiently removing formaldehyde.The present invention provides a kind of ultraviolet-curing paint except formaldehyde, raw material by weight, including following each component: urethane acrylate 6-12 parts by weight；Acrylate oligomer 35-40 parts by weight；1,6-HD double methacrylate 25-35 parts by weight；Photoinitiator 5-10 parts by weight；Porous silica 14-18 parts by weight；Acrylic acid copolymer soln 1.5-2 parts by weight；Levelling agent 0.3-0.6 parts by weight；Defoaming agent 0.2-0.5 parts by weight；Except aldehyde additive 6-8 parts by weight.Porous silica in ultraviolet-curing paint provided by the present invention except formaldehyde, except aldehyde additive and acrylic acid copolymer soln dispersion it is good, and keep the subsequent stability of the coating, the coating have the characteristics that smell it is small, except aldehyde is high-efficient, except aldehyde persistence is good, good stability and coating property are good.
Description
Technical field
The present invention relates to ultraviolet-curing paint technical fields, more particularly to a kind of efficiently except the ultraviolet light of formaldehyde solidifies
Coating and its preparation method and application.
Background technique
Formaldehyde is a kind of volatile organic compounds, colourless, have special odor, slightly overweight air, soluble easily in water.Formaldehyde pair
Human health has a major impact, and has strong impulse effect to eyes, respiratory tract, human body mucous membrane and skin；Acute poisoning can be led
The symptoms such as cause sheds tears, runny nose, cough cause various respiratory tract disease；Chronic inhalation of low concentration can lead to unrelenting headache, inability,
Insomnia etc.；Chronic skin contact will lead to dermatitis, generate to the respiratory system, digestive system and central nervous system of human body bad
It influences, causes lung and liver immunologic dysfunction.Formaldehyde harm to the human body is so serious, produce can effectively degradation of formaldehyde building materials
Product causes the attention of building trade.The existing UV coating coating except aldehyde remove aldehyde additive with organic acid dissolution after again with coating
Other components mixing, the disadvantage is that: organic acid majority smell is too big；Organic acid is not involved in UV paint solidification, reduces coating property；
Except aldehyde auxiliary agent itself removes aldehyde low efficiency, carrier is needed to assist.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of ultraviolet lights for efficiently removing formaldehyde
It is coating material solidified and its preparation method and application, for solving the problems of the prior art.
First aspect present invention provides a kind of ultraviolet-curing paint except formaldehyde, and the ultraviolet light except formaldehyde, which solidifies, to be applied
The raw material of material by weight, including following each component:
Porous silica in ultraviolet-curing paint provided by the present invention except formaldehyde removes aldehyde additive and acrylic acid
Copolymer solution dispersion is good, and keeps the subsequent stability of the coating, the coating have smell it is small, except aldehyde is high-efficient, stability
Good and good coating property feature.
Preferably, further include in following technical characteristic at least one of:
1) average molecular weight of urethane acrylate is 5000-7000, such as 5000-6000,6000-6500 or 6500-
7000, degree of functionality 6；
2) average molecular weight of acrylate oligomer is 500-700, such as 500-550,550-600 or 600-700, function
Degree is 3；
3) photoinitiator in 2- hydroxy-2-methyl -1- phenyl -1- acetone and 1- hydroxyl cyclohexyl benzophenone at least
One kind, such as: CIBA173#, DBC173#, CIBA 184# or DBC184#.
Preferably, the surface area of the porous silica is 200-380m2/ g, density 50g/L, partial size 7-
50nm, such as Degussa AEROSIL380, Degussa AEROSIL200.
Preferably, the acrylic acid copolymer soln is selected from one of BYK2158, BYK163 and BYK2009 or a variety of.
Preferably, the defoaming agent be polymer-like antifoams, as TEGO Airex 936, TEGO Airex 920,
TEGO Airex 955, TEGO Airex 910 etc..
Preferably, the levelling agent is polyacrylate levelling agent, such as BYK-354, BYK-358N, BYK390.
Preferably, except aldehyde additive is the chitin containing chitosan and erucyl amide.The weight percent of chitosan is
40-50%, such as 40-45% or 45-50%, the weight percent of erucyl amide is 40-50%, such as 40-42% or 42-50%,
The weight percent of chitin is 10-20%, such as 10-13% or 13-20%.
Second aspect of the present invention provides the preparation method of the above-mentioned ultraviolet-curing paint except formaldehyde, according to the purple for removing formaldehyde
The parts by weight of raw materials of outer photocureable coating, each component is uniformly mixed, and is stood, and is filtered to get the UV light except formaldehyde
Change coating.
Preferably, include the following steps:
1) parts by weight of raw materials according to the ultraviolet-curing paint except formaldehyde is low by urethane acrylate, acrylate
Polymers and 1,6-HD double methacrylate are uniformly mixed；
2) acrylic acid copolymer soln, levelling agent and defoaming agent are added into the mixture that step 1) obtains and mixes equal
It is even；
3) porous silica is added into the mixture that step 2) obtains and is uniformly mixed；
4) it is added into the mixture that step 3) obtains except aldehyde additive and is uniformly mixed；
5) photoinitiator is added into the mixture that step 4) obtains and is uniformly mixed, stands, filtering removes first to get described
The ultraviolet-curing paint of aldehyde.
Third aspect present invention provides the above-mentioned ultraviolet-curing paint except formaldehyde in the application of coating preparation field.
The present invention provides a kind of ultraviolet-curing paint for efficiently removing formaldehyde, and further provides for described efficiently except formaldehyde
The preparation method and applications of ultraviolet-curing paint.Porous two in ultraviolet-curing paint provided by the present invention except formaldehyde
Silica, except aldehyde additive and acrylic acid copolymer soln dispersion it is good, and keep the subsequent stability of the coating, which has
Smell is small, except aldehyde is high-efficient, except the feature that aldehyde persistence is good, good stability and coating property are good.
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
Embodiment 1
(1) formulation for coating material
(2) preparation step
1) parts by weight of raw materials according to the ultraviolet-curing paint except formaldehyde is low by urethane acrylate, acrylate
Polymers and 1,6-HD double methacrylate are uniformly mixed；
2) BYK2158, BYK-354 and TEGO Airex 936 is added into the mixture that step 1) obtains and is uniformly mixed
3) Degussa AEROSIL380 is added into the mixture that step 2) obtains and is uniformly mixed；
4) chitin containing chitosan and erucyl amide is added into the mixture that step 3) obtains and is uniformly mixed；
5) photoinitiator 184# and photoinitiator 173# is added into the mixture that step 4) obtains and is uniformly mixed, it is quiet
It sets, filters to get the ultraviolet-curing paint except formaldehyde.
Except the performance indicator of the ultraviolet-curing paint of formaldehyde is shown in Table 1.
Embodiment 2
(1) formulation for coating material
(2) preparation step
1) parts by weight of raw materials according to the ultraviolet-curing paint except formaldehyde is low by urethane acrylate, acrylate
Polymers and 1,6-HD double methacrylate are uniformly mixed；
2) BYK2009, BYK390 and TEGO Airex 910 is added into the mixture that step 1) obtains and is uniformly mixed
3) Degussa AEROSIL200 is added into the mixture that step 2) obtains and is uniformly mixed；
4) chitin containing chitosan and erucyl amide is added into the mixture that step 3) obtains and is uniformly mixed；
5) photoinitiator 184# and photoinitiator 173# is added into the mixture that step 4) obtains and is uniformly mixed, it is quiet
It sets, filters to get the ultraviolet-curing paint except formaldehyde.
Except the performance indicator of the ultraviolet-curing paint of formaldehyde is shown in Table 1.
Embodiment 3
(1) formulation for coating material
(2) preparation step
1) parts by weight of raw materials according to the ultraviolet-curing paint except formaldehyde is low by urethane acrylate, acrylate
Polymers and 1,6-HD double methacrylate are uniformly mixed；
2) BYK163, BYK-358N and TEGO Airex 955 is added into the mixture that step 1) obtains and is uniformly mixed
3) Degussa AEROSIL380 is added into the mixture that step 2) obtains and is uniformly mixed；
4) chitin containing chitosan and erucyl amide is added into the mixture that step 3) obtains and is uniformly mixed；
5) photoinitiator 184# is added into the mixture that step 4) obtains and is uniformly mixed, stands, filters to get described
Except the ultraviolet-curing paint of formaldehyde.
Except the performance indicator of the ultraviolet-curing paint of formaldehyde is shown in Table 1.
Embodiment 4
(1) formulation for coating material
(2) preparation step
1) parts by weight of raw materials according to the ultraviolet-curing paint except formaldehyde is low by urethane acrylate, acrylate
Polymers and 1,6-HD double methacrylate are uniformly mixed；
2) BYK163, BYK-354 and TEGO Airex 920 is added into the mixture that step 1) obtains and is uniformly mixed
3) Degussa AEROSIL200 is added into the mixture that step 2) obtains and is uniformly mixed；
4) chitin containing chitosan and erucyl amide is added into the mixture that step 3) obtains and is uniformly mixed；
5) photoinitiator 173# is added into the mixture that step 4) obtains and is uniformly mixed, stands, filters to get described
Except the ultraviolet-curing paint of formaldehyde.
Except the performance indicator of the ultraviolet-curing paint of formaldehyde is shown in Table 1.
Table 1
| Test method | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | |
| Gloss (%) | 60 ° of gloss meters | 35 | 35 | 32 | 33 |
| Drying energy (mj/cm2) | LS128UV energy meter | 300 | 290 | 298 | 295 |
| Adhesive force | EN ISO 2409-2013 | 1 grade | 1 grade | 1 grade | 1 grade |
| Hardness | ASTM D3363-2005(2011)e2 | 7H | 6H | 6H | 6H |
| Scratch-resistant | EN16094-2012 | 3 grades | 3 grades | 3 grades | 3 grades |
| Purifying formaldehyde efficiency | It sees below | 85% | 83% | 82% | 82% |
| Purifying formaldehyde persistence | It sees below | 80% | 79% | 80% | 78% |
Drying energy is to be scratched after forming a film with nail, and energy when without damaged trace is measured by LS128UV energy meter.
Purifying formaldehyde efficiency and the persistent test method of purifying formaldehyde:
Respectively in two 1m3Experimental cabin in place sample and not setting-out product, the experimental cabin is with thickness 8mm~10mm's
Glass manufacture, one is sample chamber, and one is blank cabin.Formalin is injected in cabin, and closed experimental cabin is placed in
(20 ± 2) DEG C (50 ± 10) % lower 24 hours, by air in phenol reagent process acquisition cabin, use spectrophotometry after chemically reacting
It is quantitative, purification efficiency is calculated.After continuing 4 days injection formaldehyde again, taking-up sample, which dries in the air, to be put 24 hours, tests purification efficiency again
Obtain purifying formaldehyde persistent result.
The sample pass through following methods obtain: by embodiment 1 to embodiment 4 obtain ultraviolet-curing paint coat to
Floorboards of wood surface, coating thickness 2.5mm, coated area 1m2, the floorboards of wood back side and side are wrapped with aluminum foil and adhesive tape
It covers, to eliminate influence of the sample back side surface to test result.
Phenol reagent process principle: the formaldehyde in air is reacted with phenol reagent generates piperazine, and piperazine is in an acidic solution by ferric ion
Oxidation forms blue-green compound, with spectrophotometry colorimetric assay.
Purifying formaldehyde efficiency r:
Purifying formaldehyde persistence D:
n1--- the 24 hours concentration of formaldehyde in blank cabin, mg/m3；
24 hours concentration of formaldehyde of n1' --- sample chamber, mg/m3；
N2' --- the concentration of formaldehyde of endurance life test sample chamber, mg/m3。
As can be seen from Table 1, porous silica in the ultraviolet-curing paint provided by the present invention except formaldehyde, remove aldehyde
Additive and acrylic acid copolymer soln dispersion are good, and keep the subsequent stability of the coating, and the coating is small with smell, removes aldehyde
High-efficient, good stability and the good feature of coating property.This preparation method is simple and reliable, low in cost, is highly suitable for industry
Production and application.
In conclusion the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of ultraviolet-curing paint except formaldehyde, which is characterized in that the raw material of the ultraviolet-curing paint except formaldehyde
By weight, including following each component:
2. removing the ultraviolet-curing paint of formaldehyde as described in claim 1, which is characterized in that further include in following technical characteristic
At least one of:
1) average molecular weight of urethane acrylate is 5000-7000, degree of functionality 6；
2) average molecular weight of acrylate oligomer is 500-700, degree of functionality 3；
3) photoinitiator in 2- hydroxy-2-methyl -1- phenyl -1- acetone and 1- hydroxyl cyclohexyl benzophenone at least one
Kind.
3. removing the ultraviolet-curing paint of formaldehyde as described in claim 1, which is characterized in that the table of the porous silica
Area is 200-380m2/g, density 50g/L, partial size 7-50nm.
4. removing the ultraviolet-curing paint of formaldehyde as described in claim 1, which is characterized in that the acrylic acid copolymer soln
Selected from one of BYK2158, BYK163 and BYK2009 or a variety of.
5. removing the ultraviolet-curing paint of formaldehyde as described in claim 1, which is characterized in that the defoaming agent is polymerization species
Defoaming agent.
6. removing the ultraviolet-curing paint of formaldehyde as described in claim 1, which is characterized in that the levelling agent is polyacrylic acid
Esters levelling agent.
7. removing the ultraviolet-curing paint of formaldehyde as described in claim 1, which is characterized in that except aldehyde additive is poly- containing shell
The chitin of sugar and erucyl amide.
8. the preparation method of the ultraviolet-curing paint as described in any one of claim 1 to 7 except formaldehyde, which is characterized in that
According to the parts by weight of raw materials of the ultraviolet-curing paint except formaldehyde, each component is uniformly mixed, is stood, filtering removes to get described
The ultraviolet-curing paint of formaldehyde.
9. preparation method as claimed in claim 8, which comprises the steps of:
1) parts by weight of raw materials according to the ultraviolet-curing paint except formaldehyde, by urethane acrylate, acrylate oligomer
It is uniformly mixed with 1,6-HD double methacrylate；
2) acrylic acid copolymer soln, levelling agent and defoaming agent are added into the mixture that step 1) obtains and is uniformly mixed；
3) porous silica is added into the mixture that step 2) obtains and is uniformly mixed；
4) it is added into the mixture that step 3) obtains except aldehyde additive and is uniformly mixed；
5) it is added and photoinitiator and is uniformly mixed into the mixture that step 4) obtains, stand, filter to get described except formaldehyde
Ultraviolet-curing paint.
10. if the described in any item ultraviolet-curing paints except formaldehyde of claim 1-7 are in the application of coating preparation field.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910068674.8A CN109836946A (en) | 2019-01-24 | 2019-01-24 | A kind of ultraviolet-curing paint and its preparation method and application efficiently removing formaldehyde |
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| CN201910068674.8A CN109836946A (en) | 2019-01-24 | 2019-01-24 | A kind of ultraviolet-curing paint and its preparation method and application efficiently removing formaldehyde |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113896839A (en) * | 2021-10-15 | 2022-01-07 | 江苏锐辰光电技术有限公司 | Hollow porous silica microsphere reinforced photocuring 3D printing composite material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003336374A (en) * | 2002-05-20 | 2003-11-28 | Hayashi Komuten:Kk | Wall paint material |
| CN103305115A (en) * | 2013-06-09 | 2013-09-18 | 金甲化工企业(中山)有限公司 | Ultraviolet curing coating formula for eliminating formaldehyde in air and preparation technology thereof |
| CN104017394A (en) * | 2013-12-24 | 2014-09-03 | 韦先飞 | Dry powder latex paint capable of effectively decomposing formaldehyde |
-
2019
- 2019-01-24 CN CN201910068674.8A patent/CN109836946A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003336374A (en) * | 2002-05-20 | 2003-11-28 | Hayashi Komuten:Kk | Wall paint material |
| CN103305115A (en) * | 2013-06-09 | 2013-09-18 | 金甲化工企业(中山)有限公司 | Ultraviolet curing coating formula for eliminating formaldehyde in air and preparation technology thereof |
| CN104017394A (en) * | 2013-12-24 | 2014-09-03 | 韦先飞 | Dry powder latex paint capable of effectively decomposing formaldehyde |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113896839A (en) * | 2021-10-15 | 2022-01-07 | 江苏锐辰光电技术有限公司 | Hollow porous silica microsphere reinforced photocuring 3D printing composite material |
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Application publication date: 20190604 |