CN106280911A - A kind of Cellulose nanocrystal strengthens composite coating and preparation method thereof - Google Patents
A kind of Cellulose nanocrystal strengthens composite coating and preparation method thereof Download PDFInfo
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- CN106280911A CN106280911A CN201610721511.1A CN201610721511A CN106280911A CN 106280911 A CN106280911 A CN 106280911A CN 201610721511 A CN201610721511 A CN 201610721511A CN 106280911 A CN106280911 A CN 106280911A
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- cellulose nanocrystal
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- 239000001913 cellulose Substances 0.000 title claims abstract description 45
- 229920002678 cellulose Polymers 0.000 title claims abstract description 45
- 239000002159 nanocrystal Substances 0.000 title claims abstract description 37
- 239000011248 coating agent Substances 0.000 title claims abstract description 36
- 238000000576 coating method Methods 0.000 title claims abstract description 36
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- -1 step one Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 8
- 230000004048 modification Effects 0.000 claims abstract description 5
- 238000012986 modification Methods 0.000 claims abstract description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 20
- 239000013530 defoamer Substances 0.000 claims description 12
- 239000000178 monomer Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 7
- 239000003093 cationic surfactant Substances 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 7
- 230000002708 enhancing effect Effects 0.000 claims description 7
- 239000004094 surface-active agent Substances 0.000 claims description 7
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 6
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 5
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 5
- OKKRPWIIYQTPQF-UHFFFAOYSA-N Trimethylolpropane trimethacrylate Chemical compound CC(=C)C(=O)OCC(CC)(COC(=O)C(C)=C)COC(=O)C(C)=C OKKRPWIIYQTPQF-UHFFFAOYSA-N 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Substances CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 5
- 238000013019 agitation Methods 0.000 claims description 4
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical class OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 claims description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 3
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- 239000003643 water by type Substances 0.000 claims description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims 1
- 150000001336 alkenes Chemical class 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims 1
- 239000003973 paint Substances 0.000 abstract description 5
- 238000007711 solidification Methods 0.000 abstract description 4
- 230000008023 solidification Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000001723 curing Methods 0.000 description 11
- 238000000465 moulding Methods 0.000 description 11
- 239000002114 nanocomposite Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000009477 glass transition Effects 0.000 description 6
- 238000007654 immersion Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000011259 mixed solution Substances 0.000 description 5
- 229940059574 pentaerithrityl Drugs 0.000 description 5
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- RDLGTRBJUAWSAF-UHFFFAOYSA-N 1-(6-hydroxy-6-methylcyclohexa-2,4-dien-1-yl)propan-2-one Chemical compound CC(=O)CC1C=CC=CC1(C)O RDLGTRBJUAWSAF-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- LJRSZGKUUZPHEB-UHFFFAOYSA-N 2-[2-(2-prop-2-enoyloxypropoxy)propoxy]propyl prop-2-enoate Chemical compound C=CC(=O)OC(C)COC(C)COC(C)COC(=O)C=C LJRSZGKUUZPHEB-UHFFFAOYSA-N 0.000 description 2
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 2
- 125000005211 alkyl trimethyl ammonium group Chemical group 0.000 description 2
- 229940106691 bisphenol a Drugs 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 229920006305 unsaturated polyester Polymers 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- ZYUVGYBAPZYKSA-UHFFFAOYSA-N 5-(3-hydroxybutan-2-yl)-4-methylbenzene-1,3-diol Chemical compound CC(O)C(C)C1=CC(O)=CC(O)=C1C ZYUVGYBAPZYKSA-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229920006222 acrylic ester polymer Polymers 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 235000001014 amino acid Nutrition 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- NHADDZMCASKINP-HTRCEHHLSA-N decarboxydihydrocitrinin Natural products C1=C(O)C(C)=C2[C@H](C)[C@@H](C)OCC2=C1O NHADDZMCASKINP-HTRCEHHLSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000006221 furniture coating Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- UWJJYHHHVWZFEP-UHFFFAOYSA-N pentane-1,1-diol Chemical compound CCCCC(O)O UWJJYHHHVWZFEP-UHFFFAOYSA-N 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- 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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Polymerisation Methods In General (AREA)
Abstract
The invention discloses a kind of Cellulose nanocrystal and strengthen composite coating and preparation method thereof, the Cellulose nanocrystal that the present invention provides strengthens the preparation method of composite coating, including: step one, Cellulose nanocrystal is carried out surface modification;Step 2, modified Cellulose nanocrystal is purified;Step 3, mixed and modified after Cellulose nanocrystal and other material prepared needed for coating.Paint solidification temperature can be reduced by technical scheme, improve coating intensity.
Description
Technical field
The invention belongs to Biological nanocomposite field, particularly to a kind of Cellulose nanocrystal strengthen composite coating and
Its preparation method.
Background technology
In modern society, coating has been applied more and more extensive as surface preservative.Most traditional coating, as
Woodwork furniture coating, all based on nitrate paint, polyurethane, unsaturated polyester (UP), aminoacid equal solvent type coating, and these are coated with
In material, containing substantial amounts of volatile organic matter.Some solvent based coating even contains the strong carcinogens such as benzene,toluene,xylene,
In these coating curing processes, the material of volatilization seriously compromises the health of natural environment and the mankind;So environmentally friendly type
Coating creates demand.
Ultraviolet-curing paint is due to the ageing-resistant performance of its brilliance, chemical resistance, anti-staining and working (machining) efficiency
High, machining tool is easy to use and receives much concern without chemical contamination performance.Ultraviolet light polymerization molding has become as macromolecule
An important forming method outside the heat cure molding of field.The method is that the short wavelength's optical energy utilizing radiation source excites
Active component in material, thus cause the fast-growth of strand and ultimately result in the curing molding of material.But it is existing
The solidification temperature of ultraviolet-curing paint is the lowest, intensity is low.
Summary of the invention
The problem that the present invention solves is that existing ultraviolet-curing paint solidification temperature is the lowest, and coating intensity is low;For solving
Certainly described problem, the present invention provides a kind of Cellulose nanocrystal to strengthen composite coating and preparation method thereof.
The Cellulose nanocrystal that the present invention provides strengthens composite coating and includes: acrylate quasi-oligomer, esters of acrylic acid
Monomer, defoamer, modified cellulose are nanocrystalline, light trigger.
The present invention also provides for Cellulose nanocrystal and strengthens the preparation method of composite coating, including:
Step one, Cellulose nanocrystal is carried out surface modification;
Step 2, modified Cellulose nanocrystal is purified;
Step 3, mixed and modified after Cellulose nanocrystal and other material prepared needed for coating.
Further, described cationic surfactant uses ammonium salt class or quaternary ammonium salt, cationic surfactant
Concentration is 10 ~ 20%.
Further, described step one includes: with the deionized waters of 45 ~ 55 DEG C as dispersion liquid, in the condition of electromagnetic agitation
Under, soak Cellulose nanocrystal 1.5 ~ 2.5 h with cationic surfactant.
Further, described step 2 removes the cationic surfactant on modified Cellulose nanocrystal surface.
Further, described step 3 includes:
Step 3.1, acrylate quasi-oligomer is joined in acrylic ester monomer;
Step 3.2, under agitation, is sequentially added into that defoamer, modified cellulose be nanocrystalline, light trigger.
Further, described acrylic ester monomer selects trimethylol-propane trimethacrylate, propoxylation new
Any one or two kinds in pentanediol double methacrylate;Described acrylate quasi-oligomer selects bisphenol-A epoxy propylene
One or two kinds of in acid esters and the mixed system of tri (propylene glycol) diacrylate, mono-acrylate oligomer;Described
Defoamer select the one or two kinds of in polyoxyethylene polyoxypropylene tetramethylolmethane ether, polyoxyethylene polyoxy propanol amidogen ether;
Described light trigger selects 2-hydroxy-2-methyl phenylacetone, 2-hydroxy-2-methyl-1-[4-(2-hydroxyl-oxethyl) benzene
Base] one or two kinds of in-1-acetone.
In the present invention, by being reactant with acrylic ester monomer and oligomer, at ultraviolet excitation and cellulose
Nanocrystalline reinforcement, other auxiliary agents assosting effect under, it is possible to prepare without chemical contamination with faster rate generation radical polymerization
And the novel nano composite coating that solidification is rapid, mechanical property, adhesive property are excellent.
Detailed description of the invention
Hereinafter, spirit and substance of the present invention are further elaborated in conjunction with the embodiments.
Embodiment 1
The present embodiment is directed to cetyl trimethylammonium bromide as surfactant, to cellulose nanometer at 45 DEG C
Brilliant immersion treatment 1.5 h in the dispersion liquid of deionized water, modified, it is single with trimethylol-propane trimethacrylate
Body, the oligomer with the mixed system of bisphenol A epoxy acrylate and tri (propylene glycol) diacrylate as reaction system, with
Polyoxyethylene polyoxypropylene tetramethylolmethane ether is defoamer, and the mixing with 2-hydroxy-2-methyl phenylacetone as light trigger is molten
After liquid stirs, solution is 600 mJ/cm through intensity2Ultraviolet irradiate curing molding after 1 min.
In the present embodiment, Cellulose nanocrystal content is 2 %, prepared enhancing nano composite dope glass transition temperature
Degree is 38 DEG C, reduces by 3 DEG C than the most plain nanocrystalline coating, and water absorption is 0.0001 g/cm2* min, light transmission
Rate is 89 %.
Embodiment 2
The present embodiment is directed to quaternary ammonium salt as surfactant, to Cellulose nanocrystal at deionized water at 48 DEG C
In dispersion liquid, immersion treatment 2.5 h, modified, is monomer with ethoxylated neopentylglycol double methacrylate, with mono acrylic ester
Oligomer is the oligomer of reaction system, with polyoxyethylene polyoxy propanol amidogen ether as defoamer, with 2-hydroxy-2-methyl-1-[4-
(2-hydroxyl-oxethyl) phenyl]-1-acetone is that after the mixed solution of light trigger stirs, solution is 800 through intensity
mJ/cm2Ultraviolet irradiate curing molding after 0.5 min.
In the present embodiment, Cellulose nanocrystal content is 1 %, prepared enhancing nano composite dope glass transition temperature
Degree is 37 DEG C, reduces by 4 DEG C than the most plain nanocrystalline coating, and water absorption is 0.00011 g/cm2* min, light is saturating
The rate of mistake is 90 %.
Embodiment 3
The present embodiment is directed to quaternary ammonium salt as surfactant, divides Cellulose nanocrystal at deionized water at 50 DEG C
Dissipate immersion treatment 2.2 h in liquid, modified, it is monomer with trimethylol-propane trimethacrylate, low with mono acrylic ester
Polymers is the oligomer of reaction system, with polyoxyethylene polyoxypropylene tetramethylolmethane ether as defoamer, with 2-hydroxy-2-methyl benzene
Benzylacetone is that after the mixed solution of light trigger stirs, solution is 700 mJ/cm through intensity2Ultraviolet irradiate
Curing molding after 0.8 min.
In the present embodiment, Cellulose nanocrystal content is 1.5 %, prepared enhancing nano composite dope glass transition
Temperature is 37.5 DEG C, reduces by 3.5 DEG C than the most plain nanocrystalline coating, and water absorption is 0.00013 g/cm2*min,
Light transmission rate is 88 %.
Embodiment 4
The present embodiment is directed to cetyl trimethylammonium bromide as surfactant, to cellulose nanometer at 45 DEG C
Brilliant immersion treatment 2.0 h in the dispersion liquid of deionized water, modified, it is single with ethoxylated neopentylglycol double methacrylate
Body, the oligomer with mono-acrylate oligomer as reaction system, with polyoxyethylene polyoxypropylene tetramethylolmethane ether as defoamer,
After mixed solution with 2-hydroxy-2-methyl phenylacetone as light trigger stirs, solution is 700 mJ/ through intensity
cm2Ultraviolet irradiate curing molding after 2.5 min.
In the present embodiment, Cellulose nanocrystal content is 2.0 %, prepared enhancing nano composite dope glass transition
Temperature is 37 DEG C, reduces by 4 DEG C than the most plain nanocrystalline coating, and water absorption is 0.0001g/cm2* min, light is saturating
The rate of mistake is 88 %.
Embodiment 5
The present embodiment is directed to alkyl trimethyl ammonium salt as surfactant, is going Cellulose nanocrystal at 52 DEG C
In the dispersion liquid of ionized water, immersion treatment 1.2 h, modified, is monomer with trimethylol-propane trimethacrylate, with list
Acrylate oligomer is the oligomer of reaction system, with polyoxyethylene polyoxy propanol amidogen ether as defoamer, with 2-hydroxyl-2-first
Base-1-[4-(2-hydroxyl-oxethyl) phenyl]-1-acetone is after the mixed solution of light trigger stirs, and solution is through strong
Degree is 650 mJ/cm2Ultraviolet irradiate curing molding after 2.5 min.
In the present embodiment, Cellulose nanocrystal content is 2.5 %, prepared enhancing nano composite dope glass transition
Temperature is 38 DEG C, reduces by 3 DEG C than the most plain nanocrystalline coating, and water absorption is 0.00012 g/cm2* min, light
Transmitance is 88 %.
Embodiment 6
The present embodiment is directed to alkyl trimethyl ammonium salt as surfactant, is going Cellulose nanocrystal at 55 DEG C
In the dispersion liquid of ionized water, immersion treatment 2.5 h, modified, is monomer with ethoxylated neopentylglycol double methacrylate, with double
Phenol A epoxy acrylate oligomer is the oligomer of reaction system, with polyoxyethylene polyoxypropylene tetramethylolmethane ether as defoamer,
It is sufficiently stirred for all with 2-hydroxy-2-methyl-1-[4-(2-hydroxyl-oxethyl) the phenyl]-1-acetone mixed solution as light trigger
After even, solution is 800 mJ/cm through intensity2Ultraviolet irradiate curing molding after 1.5 min.
In the present embodiment, Cellulose nanocrystal content is 2.5 %, prepared enhancing nano composite dope glass transition
Temperature is 37.2 DEG C, reduces by 3.8 DEG C than the most plain nanocrystalline coating, and water absorption is 0.00013 g/cm2*min,
Light transmission rate is 88 %.
Compared with existing solvent based coating, the new coating prepared by the present invention by ultraviolet light polymerization mode molding,
Do not have any chemical substance to volatilize, there is environment friendly, and harmless to human body, meet current people for improving life
The demand of quality;Compared with current existing green coating, the present invention passes through ultraviolet light polymerization method molding, and operating procedure is simple,
And owing to introducing cellulose wadding, while material cost is greatly lowered, resistance to water, the transparency, mechanical performance are all carried
High.To sum up, the present invention has obvious commercial Application advantage.
Although the present invention is open as above with preferred embodiment, but it is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, may be by the method for the disclosure above and technology contents to this
Bright technical scheme makes possible variation and amendment, therefore, every content without departing from technical solution of the present invention, according to the present invention
Technical spirit any simple modification, equivalent variations and modification that above example is made, belong to technical solution of the present invention
Protection domain.
Claims (7)
1. a Cellulose nanocrystal strengthens composite coating, it is characterised in that including: acrylate quasi-oligomer, acrylate
Class monomer, defoamer, modified cellulose are nanocrystalline, light trigger.
2. the preparation method of a Cellulose nanocrystal enhancing composite coating, it is characterised in that including:
Step one, Cellulose nanocrystal is carried out surface modification;
Step 2, modified Cellulose nanocrystal is purified;
Step 3, mixed and modified after Cellulose nanocrystal and other material prepared needed for coating.
3. strengthen the preparation method of composite coating according to the Cellulose nanocrystal described in claim 2, it is characterised in that step one
Including: with the deionized waters of 45 ~ 55 DEG C as dispersion liquid, under conditions of electromagnetic agitation, soak fibre with cationic surfactant
Dimension nanocrystalline 1.5 ~ 2.5 h of element.
4. strengthen the preparation method of composite coating according to the Cellulose nanocrystal described in claim 2, it is characterised in that described sun
Ionic surface active agent uses ammonium salt class or quaternary ammonium salt, and the concentration of cationic surfactant is 10 ~ 20%.
5. strengthen the preparation method of composite coating according to the Cellulose nanocrystal described in claim 2, it is characterised in that described step
Rapid two cationic surfactants removing modified Cellulose nanocrystal surface.
6. strengthen the preparation method of composite coating according to the Cellulose nanocrystal described in claim 2, it is characterised in that described step
Rapid three include:
Step 3.1, acrylate quasi-oligomer is joined in acrylic ester monomer;
Step 3.2, under agitation, is sequentially added into that defoamer, modified cellulose be nanocrystalline, light trigger.
7. strengthen the preparation method of composite coating according to the Cellulose nanocrystal described in claim 6, it is characterised in that described
Acrylic ester monomer selects appointing in trimethylol-propane trimethacrylate, ethoxylated neopentylglycol double methacrylate
Meaning one or two kinds of;Described acrylate quasi-oligomer selects bisphenol A epoxy acrylate and tripropylene glycol dipropyl
One or two kinds of in the mixed system of olefin(e) acid ester, mono-acrylate oligomer;Described defoamer selects polyoxyethylene to gather
One or two kinds of in oxypropylene tetramethylolmethane ether, polyoxyethylene polyoxy propanol amidogen ether;Described light trigger selects 2-hydroxyl
One or two in base-2-methylpropiophenone, 2-hydroxy-2-methyl-1-[4-(2-hydroxyl-oxethyl) phenyl]-1-acetone
Kind.
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CN107254002A (en) * | 2017-08-01 | 2017-10-17 | 张振 | Nano-cellulose containing cinnamyl functional groups and its preparation method and application |
CN107459852A (en) * | 2017-09-02 | 2017-12-12 | 佛山市北朝源科技服务有限公司 | A kind of water-soluble anti-rust nano composite dope |
CN109486297A (en) * | 2018-11-24 | 2019-03-19 | 上海凯虹特种材料科技有限公司 | A kind of white fluorine carbon finishing paint and its preparation process |
CN110218360A (en) * | 2019-05-31 | 2019-09-10 | 华南理工大学 | A kind of flexible waterproof CNC/PEGDA photon crystal material and preparation method thereof |
CN111944067A (en) * | 2019-05-14 | 2020-11-17 | 中国科学技术大学 | Biomass environment-friendly water-based paint and preparation method and application thereof |
CN112144316A (en) * | 2020-09-30 | 2020-12-29 | 广东福美新材料科技有限公司 | Nano-cellulose modified acrylic resin, preparation method thereof and decorative paper |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103183987A (en) * | 2013-04-26 | 2013-07-03 | 深圳市宝仕杰塑胶制品有限公司 | Novel color cholesteric liquid crystal coating as well as preparation method and application thereof |
WO2014179881A1 (en) * | 2013-05-06 | 2014-11-13 | Fpinnovations | Cellulose nanocrystal (cnc) films and conductive cnc-based polymer films produced using electrochemical techniques |
-
2016
- 2016-08-25 CN CN201610721511.1A patent/CN106280911A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103183987A (en) * | 2013-04-26 | 2013-07-03 | 深圳市宝仕杰塑胶制品有限公司 | Novel color cholesteric liquid crystal coating as well as preparation method and application thereof |
WO2014179881A1 (en) * | 2013-05-06 | 2014-11-13 | Fpinnovations | Cellulose nanocrystal (cnc) films and conductive cnc-based polymer films produced using electrochemical techniques |
Non-Patent Citations (3)
Title |
---|
傅绍燕编著: "《涂装工艺及车间设计手册》", 31 January 2013, 机械工业出版社 * |
吴骏: ""聚乳酸/纳米纤维素复合材料的制备及其性能研究"", 《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》 * |
朱旭海等: "纳米微晶纤维素的表面改性及其应用", 《纸和造纸》 * |
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CN107459852A (en) * | 2017-09-02 | 2017-12-12 | 佛山市北朝源科技服务有限公司 | A kind of water-soluble anti-rust nano composite dope |
CN109486297A (en) * | 2018-11-24 | 2019-03-19 | 上海凯虹特种材料科技有限公司 | A kind of white fluorine carbon finishing paint and its preparation process |
CN111944067A (en) * | 2019-05-14 | 2020-11-17 | 中国科学技术大学 | Biomass environment-friendly water-based paint and preparation method and application thereof |
CN111944067B (en) * | 2019-05-14 | 2022-05-17 | 中国科学技术大学 | Biomass environment-friendly water-based paint and preparation method and application thereof |
CN110218360A (en) * | 2019-05-31 | 2019-09-10 | 华南理工大学 | A kind of flexible waterproof CNC/PEGDA photon crystal material and preparation method thereof |
CN110218360B (en) * | 2019-05-31 | 2021-05-14 | 华南理工大学 | Flexible water-resistant CNC/PEGDA photonic crystal material and preparation method thereof |
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