CN108559366A - Except formaldehyde ultraviolet curing coating system - Google Patents
Except formaldehyde ultraviolet curing coating system Download PDFInfo
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- CN108559366A CN108559366A CN201810497452.3A CN201810497452A CN108559366A CN 108559366 A CN108559366 A CN 108559366A CN 201810497452 A CN201810497452 A CN 201810497452A CN 108559366 A CN108559366 A CN 108559366A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
- C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
- C08G65/3322—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof acyclic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
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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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The present invention provide it is a kind of be substantially free of VOC except formaldehyde high solids content ultraviolet curing coating composition, it includes acrylate oligomer, monomer and remove formaldehyde additive.The present invention also provides the high solids content uv curing coating compositions to be used to coat the application of base material, the base material for being coated the method for base material with the ultraviolet curing coating composition and being coated through the ultraviolet curing coating composition.
Description
Invention field
The present invention relates to be substantially free of VOC except formaldehyde ultraviolet curing coating composition, in particular to comprising
The uv curing coating composition of the acrylate oligomer of the additive especially selected and the high solids content of monomer.The present invention is also
It is related to the preparation method of the coating composition, the application of the coating composition base material and through the coating composition
Base material.
Background technology
To provide better surfacecti proteon performance and environmental-protecting performance, people use function on material surface more and more
Coating.The present invention is directed to by improving solid part in being formulated, introduce the resin and photoinitiator especially selected, and reduce molten
Dosage, to reach Diamond Search discharge and film curing after low smell.Formaldehyde is specifically removed simultaneously as being introduced in formula
Additive, coating composition of the invention have the function of removing formaldehyde and purifying air, realize the purpose of environmental protection and meet user
High requirement.Further, since using UV-curing technology, coating composition of the invention can significantly shorten hardening time,
Production efficiency is improved, meanwhile, the temperature of ultraviolet light solidifying requirements is low, can save energy consumption.
Invention content
The present invention provides a kind of high solids content new ultra-violet cure coating compositions for plastics and the wooden base material.The painting
Feed composition has used the light-cured resin and monomer of special selection, and does not include any volatile component, realizes required
Superperformance combination.
In one aspect, the present invention provides a kind of high solids content uv curing coating compositions comprising acrylate
Oligomer, monomer and remove formaldehyde additive.
It yet still another aspect, the present invention provides high solids content uv curing coating compositions as described above for coating base
The application of material.
In yet other aspects, the present invention provides a kind of methods of coating base material, including：(a) with as described above high
Solid content uv curing coating composition coating at least partly base material, coated weight are 6~100g/m2；(b) it is adjusted by infrared processing
The gloss of whole coated base material；(c) curing of coating composition is made by ultraviolet irradiation.
In still yet other aspects, at least partly have by high solids content as described above purple the present invention provides a kind of
The base material for the coating that outer cure coating compositions are formed.
Specific implementation mode
For the purpose of following detailed description, it should be understood that the present invention can be used various replacements variation and step it is suitable
Sequence, unless specifically stated on the contrary.In addition, in the case of in addition in any operational instances or otherwise pointing out, indicate
Such as all numbers of the amount of the ingredient used in description and claims should be understood in all cases by term
" about " it modifies.Therefore, unless indicated to the contrary, the numerical parameter otherwise illustrated in the following description and appended dependent claims is root
The approximation changed according to the expected performance of the invention to be obtained.It is at least not intended to the applicable of doctrine of equivalents being limited in
In the scope of the claims, each numerical parameter at least according to the number of the effective digital of report and should pass through the common house of application
Enter technology to explain.
Although illustrating that the broad range of numberical range of the present invention and parameter are approximations, listed in specific example
Numerical value is reported as accurately as possible.However, any numerical value includes inherently the standard deviation found in being measured by its each self-test
The certain errors necessarily led to.
In addition, it should be understood that any numberical range as described herein is intended to include being included into all subranges therein.Example
Such as, the range of " 1 to 10 " is intended to include all sub- models between (and including) described minimum value 1 and the maximum value 10
It encloses, that is, there is the minimum value equal to or more than 1 and the maximum value equal to or less than 10.
In this application, unless expressly stated otherwise, singular use includes plural number and plural number includes odd number.In addition,
In the application, unless expressly stated otherwise, otherwise "or" is used to indicate "and/or", even if can clearly make in some cases
Use "and/or".In addition, in this application, unless expressly stated otherwise, otherwise using " one (a) " or " one (an) ", expression is " at least
One ".For example, "an" polymer, "an" coating composition etc. refers to any one or more in these articles.
In one aspect of the invention, a kind of high solids content uv curing coating composition is provided, it uses special
The combination of the acrylate oligomer and monomer of selection, thus provides the performances such as excellent wearability, endurance, flexibility
Combination.In addition, what is especially selected and be modified by introducing removes formaldehyde additive, being formed by coating composition can fully absorb
Formaldehyde components present in its use environment, to assign use environment higher safety.
As used herein, term " solid content " refers to that remainder accounts for breast after lotion or coating are dried under prescribed conditions
The mass percent of the total amount of liquid or coating.As used herein, term " high solids content " refers in associated resin or composition
Solid content be up to 95~100%.In other words, the resin or composition are adjustable as being free of any volatile organic components
(VOC), or it can be properly added a small amount of solvent according to the requirement of coating mobility and application viscosity, for example, 0~5%.Therefore,
The coating composition of the present invention is formed by coating and is substantially free of VOC, and smaller to the harm of human body, fire risk is relatively low, energy
It is enough to meet even most harsh VOC emission standard, it is a kind of green product with good environmental-protecting performance.
The acrylate oligomer used in coating composition of the present invention has the weight within the scope of 200-4000g/mol equal
Molecular weight (Mw), the Mw within the scope of preferably 300-2000g/mol.Preferably, it can be used for the propylene in coating composition of the present invention
Acid esters oligomer may include epoxy acrylate oligomer, polyether acrylate oligomer, urethane acrylate oligomer or
Its mixture.The example of available epoxy acrylate oligomer includes but not limited to the ETERCURE purchased from Eternal
621A-80, the 6105-70Y purchased from SANMU, the EBECRYL 605 purchased from Allnex.Available polyether acrylate oligomer
Example include but not limited to purchased from RAHN GENOMER 3414, the LAROMER PO 94F etc. purchased from Basf.It is available poly-
The example of urethane acrylate oligomer includes but not limited to purchased from the 6318P in SANMU, 5311 etc. purchased from KETIAN.
Preferably, the acrylate oligomer includes epoxy acrylate oligomer, polyether acrylate oligomer, gathers
The mixture of urethane acrylate oligomer, weight ratio are epoxy acrylate oligomer：Polyether acrylate oligomer：It is poly-
Urethane acrylate oligomer=15-25:3-8:5-10.The coating composition of the invention prepared according to above-mentioned resin ratio,
Can be while ensureing coating property, imparting film is preferably open, and the free formaldehyde in air can preferably be made to be painted
Film is absorbed and is reacted, to reach best formaldehyde absorption rate.In addition, the antimicrobial component in paint film (if present) can
It plays a role, reaches antibacterial surface effect.
In the coating composition of the present invention, the dosage of the acrylate oligomer can be 5~80 parts by weight, preferably 10
~50 parts by weight.
The monomer used in coating composition of the present invention may include or be selected from as known in the art one or more third
Olefin(e) acid ester and/or methacrylate.Its example includes, but are not limited to be selected from C1-18 fatty alcohols acrylate/(methyl) third
Olefin(e) acid ester, C1-18 alicyclic ring alcohols acrylate/(methyl) acrylate and/or C1-18 aromatic alcohols acrylate/(methyl) propylene
One or more or their mixture in acid esters.In the coating composition of the present invention, preferred monomer may include three
Hydroxymethyl-propane triacrylate, dipropylene glycol diacrylate, ethoxyquin 1,6 hexanediol diacrylate or it is arbitrary mixed
Close object.The said goods can be commercial product or be synthesized according to methods known in the art.
In the coating composition of the present invention, the dosage of the monomer can be 5~80 parts by weight.
The combination that the acrylate oligomer and monomer of special selection have been used in the coating composition of the present invention, to
Coating composition with good skid resistance, wearability, flexibility and environmental-protecting performance is provided.
Other than acrylate oligomer as described above and monomer, high solids content uv curing coating group of the invention
It closes object and may also include other additives.The example of other additives includes, but are not limited to photoinitiator, except formaldehyde additive, increasing
Mould agent, antibacterial additives, antisettling agent, pigment, delustering agent, wax, abrasive material, dispersant or one or more of which mixture
Or combination.
It also may include photoinitiator in the coating composition of the present invention to contribute to the solidification of composition.Suitable for this
Photoinitiator in invention can be any type as known in the art.The example of photoinitiator may include but be not limited to organic mistake
Oxide, azo-compound, quinone, benzophenone, nitroso compound, acryloyl halide, hydrazone, sulfhydryl compound, pyrans chemical combination
Object, triacrylimidazoles, bisglyoxaline, diketone (such as diphenyl diketone and diacetyl), phenyl ketone (such as acetophenone, 2,2,
2- tri--bromo- 1- Phenyl ethyl ketones, 2,2- diethoxy acetophenones, 2,2- dimethoxy -2- phenyl acetophenones, tri- bromo- 1- of 2,2,2-
Bis- (dimethylamino) benzophenone of (2- nitrobenzophenones) ethyl ketone, benzophenone, 4,4-) and acyl phosphate.Business can be passed through
The example for the photoinitiator that channel obtains includes (the 1- hydroxy-cyclohexyl benzene of trade name IRGACURE 184 of Ciba companies production
Base ketone), the photoinitiator of IRGACURE MBF and DAROCUR 1173 (2- hydroxy-2-methyls -1- phenyl -propyl- 1- ketone)；And
The photoinitiator of the trade name JRCure BP of long day chemical production；Etc..
In the coating composition of the present invention, the dosage of photoinitiator can be 0~20 parts by weight, preferably 0.5 parts by weight~
10 parts by weight.
Also it may include in the coating composition of the present invention except formaldehyde additive to contribute to the ring of increase coating composition
Guarantor property.It is conventional except formaldehyde additive is used to water-based system or solvent-based system at present, the purple being not particularly suited in the present invention
The coating material solidified system of outside line.Specifically, except formaldehyde additive is both needed to be dissolved in water or solvent, it is then added to coating system later
In.However, the UV coating systems in the present invention are almost 100% solid content system, aqueous auxiliary agent or solvent can not be carried.This
Outside, the fineness requirement required by coating will be unable to reach in the additive high speed dispersion to coating.The present inventor is right by research
It is conventional except formaldehyde additive is modified, develop can be used for large arch dam UV coating systems except aldehyde additive.By except
The branched structures such as acrylate, epoxy, polyester are accessed in aldehyde component molecules structure, make molecular structure and polarity except aldehyde additive
It is approached with for the UV resins in the present invention, to improve its intermiscibility.In addition, selection is carried except the suitable liquid phase of aldehyde additive
Body namely dissolubility and polarity with both similar UV monomers, remove mixing for aldehyde additive and UV coating to further increase
Property, finally enable steadily to be present in UV coating except aldehyde ingredient.In principle, added suitable for the formaldehyde that removes in the present invention
Agent can be any type as known in the art for carrying out above-mentioned modification.Its example for example includes, but are not limited to acetoacetyl
Amine, hydrazine derivate, zeolite, nanometer silicon chip and 2- amido glucose etc..Preferably, remove formaldehyde additive include with acrylate,
Or mixtures thereof the structurally-modified nanometer silicon chip of epoxy, polyester branches, 2- amido glucose.
Inventor it was unexpectedly found that be modified in the present invention except formaldehyde additive it is low with acrylic acid recited above
Polymers and single phase combine obtained coating composition especially suitable for UV photocuring systems.
The present invention coating composition in, except formaldehyde additive dosage can be 0.5~10 parts by weight, preferably 0.5~5
Parts by weight.
The present invention coating composition in also may include plasticizer with contribute to increase coating composition flexibility and
Improve its processing performance.Can be any type as known in the art suitable for the plasticizer in the present invention.Its example includes,
But it is not limited to, diethyl phthalate, polyethylene glycol-400, triacetin, triacetin citrate, the third two
Alcohol, dipropylene glycol dibenzoate etc. and other plasticizer well known in the art.Preferred plasticizer is dipropylene glycol hexichol first
Acid esters.In the coating composition of the present invention, the dosage of plasticizer can be 0~10 parts by weight, preferably 0.5~5 parts by weight.
It also may include antibacterial additives so as to the painting to be formed by the coating composition in the coating composition of the present invention
Layer endowing antibacterial energy.Can be to be suitable for appointing in coating as is generally known in the art suitable for the antibacterial additives in the present invention
What antibacterial additives type, that is, with antibacterial functions and antibacterial additives can be stabilized in the coated film that coating is formed
Species.Its example includes, but are not limited to natural antibacterial agent, chitosan, antimicrobial natural extract etc.；Organic antibacterial agent, it is all
Such as isothiazolinone, benzoisothiazolinone class, formaldehyde releaser, organic amine, piperazine triazines, polyquaternium, poly- season phosphine
Salt etc.；And inorganic antiseptic, silver-series antibacterial agent and oxide type antiseptic etc..Wherein, preferred inorganic antiseptic, especially
It is inorganic silver-series antibacterial agent, such as, Ag ion exchange substance, Argent grain, silver salt, silver-colored glass, silver zeolite or in which one kind or more
The mixture of kind.In the coating composition of the present invention, the dosages of antibacterial additives can be 0~5 parts by weight, preferably 0.01~2
Parts by weight.
It also may include pigment in the coating composition of the present invention to assign color for the coating composition.It is suitable for
Pigment in the present invention can be any pigment type being suitable for as is generally known in the art in coating.Pigment with high abrasion
Such as aluminium oxide is particularly suitable, because it can also be used as the abrasive material in coating composition simultaneously.In the coating group of the present invention
It closes in object, the dosage of pigment can be 0~20 parts by weight.It is preferred that 5~15 parts by weight.
In addition, according to the requirement of use environment, need that delustering agent is added in the coating composition in some cases, to
Reduce the glossiness or make the coated film formed that there is matt effect that the coated film formed by the coating composition avoids.It can use
Delustering agent example include, but are not limited to ultra tiny synthetic silica, micronizing wax, aluminium, calcium, magnesium, zinc stearic acid
Salt, poly- methylurea (PMU) etc..
In addition, also may include other additives in the coating composition of the present invention, such as, but it is not limited to, antisettling agent,
Mixture or the combination of wax, abrasive material, dispersant and/or one or more of which.The dosage of other additives is generally 0~
10 parts by weight.These additives can improve the various aspects such as storage stability, the machinability of coating composition to a certain extent
Performance.
After testing, the coating formed by the coating composition of the present invention is substantially free of organic volatile matter (VOC), and has
The good feature of environmental protection, detection that can be by German AgBB to VOC and JC/T 1074-2008《Function of purifying indoor air coats material
Expect purifying property》, in the test, it is desirable that purifying formaldehyde performance >=75%, persistence >=60%.By test, by the present invention
Coating composition formed coating purifying formaldehyde performance >=85%, persistence >=75%.
In another aspect of this invention, it additionally provides and a kind of preparing high solids content uv curing coating as described in the present invention
The method of composition, including：It weighs each component of the coating composition and uniformly mixes it.For example, the method can wrap
It includes, weighs the acrylate oligomer of 5~80 parts by weight；Weigh the monomer of 5~80 parts by weight；The two is uniformly mixed.Other
The introducing of component is similar with above-mentioned steps.
In another aspect of this invention, high solids content uv curing coating composition as described in the present invention is additionally provided to use
In the application of coating base material.The base material can be plastic basis material or timber.The example of plastic basis material includes, but are not limited to poly- second
Alkene (PE), polypropylene (PP), polyvinyl chloride (PVC), makrolon (PC), polyurethane (PU) etc., preferably PVC.The example of timber
Including but not limited to cork and hardwood, preferably hardwood.
In still another aspect of the invention, a kind of method of coating base material is additionally provided, including：(a) with as described herein
High solids content uv curing coating composition at least partly coat the base material, coated weight is 6~100g/m2；(b) by red
The gloss of (50-60 DEG C, 1-2min) the coated base material of adjustment of outer processing；(c) pass through ultraviolet irradiation (UVA：300~
500mw/cm2, 400~700mJ/cm2) make the curing of coating composition.
In the yet other aspects of the present invention, additionally provide a kind of at least partly with by high solids content of the present invention
The base material for the coating that uv curing coating composition is formed.The base material can be that plastic basis material (such as PVC) or timber are (such as soft
Wood).
The present invention is further explained in detail below with reference to embodiment and comparative example.However, this field
It should be understood to the one skilled in the art that these embodiments and comparative example provide exclusively for the purposes of illustration, this hair is limited without being intended to
It is bright.
Embodiment
Following embodiment is set forth to confirm the general principles of the present invention.These embodiments describe painting according to the present invention
Feed composition, its preparation process and the base material for being at least partly coated with aforementioned coating composition.Unless otherwise specified, listed
All amounts are based on gross weight and are described with parts by weight.The present invention should not be construed as limited to the specific embodiment.
Comparison example 1
In the embodiment, using the EBECRYL 605 of Allnex as epoxy acrylate oligomer；Use dipropylene glycol
Diacrylate is as monomer.1~2 each component measured shown in following table is mixed at room temperature, uses IKA-WERKE
EUROSTAR blenders stirred the mixture for uniformly with the rotating speed of 800rpm.It is slowly added to delustring under rotating speed 500rpm dispersions
Powder, high speed (1500rpm) are disperseed 15-30 minutes.After fineness qualification, it is added surplus material, the rotating speed of 800rpm is by mixture
It stirs evenly, obtains comparison coating composition.
Table 1. compares coating composition 1
Comparison example 2：Ultraviolet curing coating system
Using the EBECRYL 605 of Allnex as epoxy acrylate oligomer, the GENOMER 3414 of RAHN is used
As polyether acrylate oligomer, using the 6318P of SANMU as urethane acrylate oligomer；Use dipropylene glycol
Diacrylate, ethoxyquin 1,6 hexanediol diacrylate, trimethylolpropane trimethacrylate are as monomer.It will be in following table
The component 1~5 and 8 of amount shown mixes at room temperature, using the EUROSTAR blenders of IKA-WERKE with 800rpm's
Rotating speed stirs the mixture for uniformly.It is slowly added to flatting silica under rotating speed 500rpm dispersions, high speed (1500rpm) disperses 15-30
Minute.Surplus material is added after fineness qualification, stirs the mixture for uniformly, obtaining comparison Coating material composition with the rotating speed of 800rpm
Object.
Table 2. compares coating composition 2
| Component | Title | Dosage (g) |
| 1 | Epoxy acrylate, EBECRYL 605 | 35 |
| 2 | Polyether acrylate, GENOMER 3414 | 10 |
| 3 | Urethane acrylate, 6318P | 5 |
| 4 | Dipropylene glycol diacrylate | 10 |
| 5 | Ethoxyquin 1,6 hexanediol diacrylate | 10 |
| 6 | Flatting silica, SYLOID ED 80 | 5 |
| 7 | Flatting silica, PERGOPAK M3 | 5 |
| 8 | Trimethylolpropane trimethacrylate | 15 |
| 9 | Benzophenone | 1 |
| 10 | Photoinitiator, IRGACURE 184 | 4 |
Comparison example 3：Ultraviolet curing coating system
Using the EBECRYL 605 of Allnex as epoxy acrylate oligomer, the GENOMER 3414 of RAHN is used
As polyether acrylate oligomer, using the 6318P of SANMU as urethane acrylate oligomer；Use dipropylene glycol
Diacrylate, ethoxyquin 1,6 hexanediol diacrylate, trimethylolpropane trimethacrylate are as monomer.It will be in following table
The component 1~5 of amount shown mixes at room temperature, uses the EUROSTAR blenders of IKA-WERKE turning with 800rpm
Speed stirs the mixture for uniformly.Flatting silica, 15-30 points of high speed (1500rpm) dispersion are slowly added under rotating speed 500rpm dispersions
Clock.Surplus material is added after fineness qualification.It stirs the mixture for uniformly, obtaining comparison Coating material composition with the rotating speed of 800rpm
Object.
Table 3. compares coating composition 3
| Component | Title | Dosage (g) |
| 1 | Epoxy acrylate, EBECRYL 605 | 25 |
| 2 | Polyether acrylate, GENOMER 3414 | 10 |
| 3 | Urethane acrylate, 6318P | 5 |
| 4 | Dipropylene glycol diacrylate | 10 |
| 5 | Ethoxyquin 1,6 hexanediol diacrylate | 10 |
| 6 | Antifoaming agent TEGO AIREX 920 | 0.1 |
| 7 | Dispersant EFKA PU 4010 | 1 |
| 8 | Flatting silica SYLOID ED 80 | 5 |
| 9 | Flatting silica PERGOPAK M3 | 5 |
| 10 | Polyethylene wax CERAFLOUR 950 | 2 |
| 11 | Nepheline syenite TREMIX958-600EST | 3 |
| 12 | Trimethylolpropane trimethacrylate | 15 |
| 13 | Benzophenone | 1 |
| 14 | IRGACURE 184 | 4 |
Comparison example 4：Ultraviolet curing coating system
Using the EBECRYL 605 of Allnex as epoxy acrylate oligomer, the GENOMER 3414 of RAHN is used
As polyether acrylate oligomer, using the 6318P of SANMU as urethane acrylate oligomer；Use dipropylene glycol
Diacrylate, ethoxyquin 1,6 hexanediol diacrylate, trimethylolpropane trimethacrylate are as monomer.It will be in following table
The component 1~7 of amount shown mixes at room temperature, uses the EUROSTAR blenders of IKA-WERKE turning with 800rpm
Speed stirs the mixture for uniformly.Flatting silica, 15-30 points of high speed (1500rpm) dispersion are slowly added under rotating speed 500rpm dispersions
Surplus material is added after fineness qualification in clock.It stirs the mixture for uniformly, obtaining comparison Coating material composition with the rotating speed of 800rpm
Object.
Table 4. compares coating composition 4
Embodiment 1：Ordor removing removes formaldehyde ultraviolet curing coating system
Using the EBECRYL 605 of Allnex as epoxy acrylate oligomer, the GENOMER 3414 of RAHN is used
As polyether acrylate oligomer, using the 6318P of SANMU as urethane acrylate oligomer；Use dipropylene glycol
Diacrylate, ethoxyquin 1,6 hexanediol diacrylate, trimethylolpropane trimethacrylate are as monomer.It will be in following table
The component 1~7 of amount shown mixes at room temperature, uses the EUROSTAR blenders of IKA-WERKE turning with 800rpm
Speed stirs the mixture for uniformly.Flatting silica, 15-30 points of high speed (1500rpm) dispersion are slowly added under rotating speed 500rpm dispersions
Clock.Surplus material is added after fineness qualification.It stirs the mixture for uniformly, obtaining painting according to the present invention with the rotating speed of 800rpm
Feed composition.
5. coating composition of the present invention of table
5. performance test
1. film curing speed is graded：1 is most slow most soon~3
It can be seen from the above result that of the invention is added with the modified high solids content uv curing coating group except formaldehyde additive
It closes object (embodiment 1) and is formed by coating compared to comparison example 1-4 with good physical behavior and the feature of environmental protection.Therefore, it is one
Kind has superperformance and environmentally protective product, has vast prospects for commercial application.
The present invention is illustrated with way of example, it should be appreciated that above-described embodiment be intended to explanation rather than
Limitation.According to above introduction, the present invention may exist many improvement and variation.It is, therefore, to be understood that in addition to specifically describing
In addition, the present invention can be implemented within the scope of the appended claims.
Claims (12)
1. a kind of 95-100% solid contents uv curing coating composition comprising acrylate oligomer, monomer and remove formaldehyde
Additive.
2. coating composition as described in claim 1, wherein the acrylate oligomer has 200-4000g/mol ranges
Interior weight average molecular weight (Mw).
3. coating composition as claimed in claim 1 or 2, wherein the acrylate oligomer includes that epoxy acrylate is low
Polymers, polyether acrylate oligomer, urethane acrylate oligomer or its any mixture.
4. coating composition as described in any one of claims 1-3, wherein the acrylate oligomer includes weight ratio is
15-25:3-8:Epoxy acrylate oligomer, polyether acrylate oligomer and the urethane acrylate oligomer of 5-10.
5. such as preceding claims any one of them coating composition, wherein the monomer includes trimethylolpropane tris propylene
Acid esters, dipropylene glycol diacrylate, ethoxyquin 1,6 hexanediol diacrylate or its any mixture.
6. such as preceding claims any one of them coating composition, wherein it is described except formaldehyde additive include nanometer silicon chip,
Or mixtures thereof 2- amido glucose.
7. such as preceding claims any one of them coating composition, wherein described except formaldehyde additive includes using acrylic acid
Or mixtures thereof the structurally-modified nanometer silicon chip of ester, epoxy, polyester branches, 2- amido glucose.
8. such as preceding claims any one of them coating composition, VOC is substantially free of after forming coating.
9. such as preceding claims any one of them coating composition, such as according to JC/T 1074- after forming coating
2008《Function of purifying indoor air coating material purifying property》It is surveyed, purifying formaldehyde performance >=85%, persistence >=75%.
10. if claim 1-9 any one of them 95-100% solid content uv curing coating compositions are for coating base material
Application.
11. a kind of method of coating base material, including：
(a) the 95-100% solid content uv curing coating compositions coating at least partly base material described in claim 1-9 is used, is applied
The amount of covering is 6~100g/m2；
(b) pass through the gloss of the coated base material of infrared processing adjustment；With
(c) curing of coating composition is made by ultraviolet irradiation.
It is formed by the 95-100% solid content uv curing coating compositions described in claim 1-9 12. at least partly having
The base material of coating, wherein the base material includes plastic basis material and timber.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810497452.3A CN108559366A (en) | 2018-05-22 | 2018-05-22 | Except formaldehyde ultraviolet curing coating system |
| PCT/CN2019/087942 WO2019223714A1 (en) | 2018-05-22 | 2019-05-22 | Formaldehyde removal uv-curable coating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810497452.3A CN108559366A (en) | 2018-05-22 | 2018-05-22 | Except formaldehyde ultraviolet curing coating system |
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| CN108559366A true CN108559366A (en) | 2018-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810497452.3A Pending CN108559366A (en) | 2018-05-22 | 2018-05-22 | Except formaldehyde ultraviolet curing coating system |
Country Status (2)
| Country | Link |
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| CN (1) | CN108559366A (en) |
| WO (1) | WO2019223714A1 (en) |
Cited By (5)
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| WO2019223714A1 (en) * | 2018-05-22 | 2019-11-28 | Ppg Coatings (Tianjin) Co., Ltd. | Formaldehyde removal uv-curable coating system |
| CN110938224A (en) * | 2019-12-13 | 2020-03-31 | 东周化学工业（昆山）有限公司 | Plastic product coated by ultraviolet curing coating and manufacturing process thereof |
| CN111334147A (en) * | 2020-04-26 | 2020-06-26 | 双峰县湘东机械制造有限责任公司 | Multi-composite waterproof coating for exterior wall |
| CN113088181A (en) * | 2021-05-08 | 2021-07-09 | Ppg涂料(天津)有限公司 | Water-based finish paint composition |
| CN113088216A (en) * | 2021-05-06 | 2021-07-09 | 中山市森林家新材料科技有限公司 | Formaldehyde removal additive composition and preparation method thereof |
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| CN115073957A (en) * | 2021-03-10 | 2022-09-20 | 宁波安特弗新材料科技有限公司 | Photo-curing composition, hard coating film and preparation method thereof |
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| WO2019223714A1 (en) | 2019-11-28 |
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