CN106893460A - A kind of anti-floating color floating coating and preparation method thereof - Google Patents
A kind of anti-floating color floating coating and preparation method thereof Download PDFInfo
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- CN106893460A CN106893460A CN201710302447.8A CN201710302447A CN106893460A CN 106893460 A CN106893460 A CN 106893460A CN 201710302447 A CN201710302447 A CN 201710302447A CN 106893460 A CN106893460 A CN 106893460A
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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Abstract
The invention discloses a kind of anti-floating color floating coating, including following weight portion component：First 4~20 parts of acrylic resin, the first 4~20 parts of polyester resin, the first 5~20 parts of amino resins, the first 0.1~2 part of auxiliary agent, the first 5~20 parts of solvent, 72.1~182 parts of master grind.Applied in anti-floating color of the invention floating coating fully solve occur in loose colour, the spraying occurred during storage grow dim, the performance issue such as color distortion is big, it is unstable to produce, precipitation so that product quality is more stable.The present invention is that parcel dispersion is carried out in pigment grind by wetting dispersing agent, solve the problems, such as that powder can not mutually melt because of particle diameter reason, solves the problems, such as indirectly in-situ spraying grow dim, keep sample in color distortion and the company inaccurate production difficulty for causing, batch it is unstable.
Description
Technical field
The invention belongs to technical field of paint preparation, more particularly to a kind of anti-floating color floating coating and preparation method thereof.
Background technology
Before auto vendor is applied in the application oiliness, can find that colored clear liquid or color occurs in top layer while holding barrel
Slurry floats on the surface, if do not stir easily causing bad order, gloss declines, sagging, the paint disease such as pin hole, it is impossible to carry out
The spraying of colored paint and varnish.There is such reason most for the stable storing of coating is poor, precipitability is poor, and scene cannot be carried out
It is sufficiently stirred for.The loose colour of existing oiliness floating coating is more serious, it may appear that straight-shade coating grows dim, not only floating coating, sometimes monochromatic
Finish paint also occurs flooding phenomenon, as long as coating occurs what is be not sufficiently stirred for after loose colour, can all cause single color finish to grow dim existing
As.
Prior art improves floating coating loose colour three kinds of methods, and one is to change resin system, and two is to change mill base, and three is to seek
Look for anti-flooding assistant (close pigment group auxiliary agent).The flooding phenomenon that three of the above is applied in can improving, but the third is most simple
It is clean with it is most practical, and without worrying the mode of other performance impacts.
In view of this, it is necessary to a kind of floating coating for improving loose colour is provided, to lift the anti-floating color of floating coating.
The content of the invention
For the defect for lacking anti-floating color floating coating in the prior art, there is anti-floating color it is an object of the invention to provide one kind
Floating coating of function and preparation method thereof, solves the hair occurred in loose colour, spraying that existing floating coating occurs during storage
Flower, color distortion are big, produce the performance issues such as unstable, precipitation so that coating can opening effect is more excellent, and product quality is more stable.
To achieve these goals, the technical solution adopted by the present invention is as follows：
One aspect of the present invention provide a kind of anti-floating color floating coating, including following weight portion component：
Preferably, the solid content (solid content or amount of solid content, hereinafter referred to as contain admittedly) of first acrylic resin is
69~71%.
Preferably, the solid of first polyester resin contains for 30~40%.
Preferably, the solid of first amino resins contains for 30~40%.
Preferably, first auxiliary agent is wetting dispersing agent, the preferably BYK-182 of Shanghai Bi Ke Industrial Co., Ltd.s.
Preferably, first solvent is dimethylbenzene, 2-Butoxyethyl acetate, triethoxy ethyl propionate (EEP), S-
In 100 solvent naphthas, trimethylbenzene solvent naphtha, S-150 solvent naphthas, durol solvent naphtha, butyl acetate, ethyl acetate at least one
Kind.
Preferably, the master grind includes the component of following weight portion：
Preferably, the solid of second acrylic resin contains for 69~71%.
Preferably, the solid of second polyester resin contains for 30~40%.
Preferably, the solid of second amino resins contains for 30~40%.
Preferably, second auxiliary agent is wetting dispersing agent, the preferably BYK-161 of Shanghai Bi Ke Industrial Co., Ltd.s.
Preferably, second solvent is dimethylbenzene, 2-Butoxyethyl acetate, triethoxy ethyl propionate (EEP), S-
In 100 solvent naphthas, trimethylbenzene solvent naphtha, S-150 solvent naphthas, durol solvent naphtha, butyl acetate, ethyl acetate at least one
Kind.
Preferably, the pigment is at least one in titanium dioxide, carbon black, barium sulfate.
Another aspect of the present invention provides a kind of preparation method of the anti-floating color floating coating, comprises the following steps：
To 4~20 part of first acrylic resin, 4~20 part of first polyester resin, 0.1 of addition in 5~20 part of first solvent
~2 part of first auxiliary agent, 72.1~182 parts of master grinds and 5~20 part of first amino resins, in the acquisition anti-floating color that stirs
Japanning.
Wherein, the preparation method of the master grind is comprised the following steps：
To 4~20 part of second acrylic resin, 4~20 part of second polyester resin, 0.1 of addition in 20~50 part of second solvent
~2 part of second auxiliary agent and 40~70 parts of pigment, mixing control KU viscosity are sanded within 80-100, and coating material temperature is not in sand milling
Final fineness can be controlled to reach less than 5 μm more than 60 degrees Celsius, add 4~20 part of second amino resins to be let down after sand milling, stirred
Uniformly obtain the master grind.
By adopting the above-described technical solution, the present invention has advantages below and beneficial effect：
Anti-floating color floating coating of the invention revolutionizes the flooding phenomenon applied in oiliness, and wetting dispersing agent is individually in oiliness
The effect of middle painting the inside is little, is only combined with the titanium dioxide in floating coating, with the sufficient wetting and dispersing titanium of wetting dispersing agent
After white powder, there is improvement well to the loose colour of floating coating, main efficacy results are presented as also being had without loose colour, precipitability and change well
It is kind；The floating coating coating for not having loose colour or soft precipitation can be to use through gentle agitation, and of long duration mixing up can just fill
Point scatter, larger difference will not be caused to its color, to having effect, energy well because of the contrast that keeps sample of actual or inspection needs
Enough floating coatings or the loose colour of the coating storage time generation more long caused by long-time vacation for solving live small lot.
The anti-floating color floating coating of the invention difference maximum with existing floating coating is that have good storage stability, by adding
Adding assistant carrys out compounding aid with change resin ratio, flooding phenomenon is applied in being improved by the close pigment auxiliary agent of addition, in improvement
The floating and storage stability of japanning, improve glossiness.
Anti-floating color floating coating of the invention fully solve storage during occur loose colour, spraying in occur grow dim,
Color distortion is big, produce the performance issues such as unstable, precipitation so that product quality is more stable.The present invention is by wetting and dispersing
Agent carries out parcel dispersion in pigment grind, solves the problems, such as that powder can not mutually melt because of particle diameter reason, and in-situ spraying is solved indirectly
Grow dim, the problem that color distortion is caused, and production is difficult, batch is unstable.
Specific embodiment
In order to illustrate more clearly of the present invention, with reference to preferred embodiment, the present invention is described further.Ability
Field technique personnel should be appreciated that following specifically described content is illustrative and be not restrictive, and should not limit this with this
The protection domain of invention.
In the case of being clear to the purpose of the present invention by following examples, being explained, the component of the composition
Released bright by the universal standard of weight portion.In the case of without special instruction, for simplicity, institute in the embodiment of the present invention
" part " stated has identical meaning with weight portion.
There are a large amount of loose colours after driving bucket in existing oiliness floating coating, selects various wetting dispersing agents or dispersant, predominantly goes up
The dispersant (its reason is that auxiliary agent stabilization dosage is few, and effect is big) of Hai Bike Industrial Co., Ltd.s, but with Shanghai Bi Ke industry
The best wetting dispersing agent of Co., Ltd is directly added into and the inside is applied in oiliness, through storage after a while after, find do not have
Real solves the problems, such as loose colour, and its reason is that centering applies wetting to be directly added into wetting dispersing agent, is not the phase to mill base
Melt, wetting and dispersing only is carried out to mill base, just can mutually melt with other mill bases, although also there is the mass-tone powder inside some floating coatings
It is that, containing wetting dispersing agent, its loose colour is still very serious, and one of which reason is that wetting dispersing agent does not play profit sufficiently
Wet scattered effect.
Titanium dioxide in the present invention is applied by wetting and dispersing aid centering promotes wetting and dispersing, increases grinding efficiency, makes
It carries out with other mill bases sufficiently miscible, allows other mill bases inside floating coating by after long-time storage, being difficult and middle painting
Paint separate, emersion surface, the present invention fully solve floating coating storage during occur loose colour, spraying in appearance grow dim,
Color distortion is big, produce the performance issues such as unstable, precipitation so that product quality is more stable.
Dimethylbenzene, 2-Butoxyethyl acetate, triethoxy ethyl propionate used by the embodiment of the present invention, S-100 solvents
Oil, S-150 solvent naphthas, butyl acetate, ethyl acetate are purchased from middle honor (world) Chemical Company.
Titanium dioxide R-2196, carbon black, barium sulfate used by the embodiment of the present invention are purchased from Wuxi Haopu Titanium Industry Co., Ltd..
Acrylic resin PRS-1015 used by the embodiment of the present invention likes intercrescence resin (middle mountain) Co., Ltd purchased from enlightening.
Auxiliary agent B YK-161, BYK-163, BYK-182 used by the embodiment of the present invention are purchased from the limited public affairs of Shanghai Bi Ke industry
Department.
Polyester resin BECKOLITE AF-1378-65X used by the embodiment of the present invention are purchased from Tianjin Tianjin up to just logical environmental protection
Science and Technology Ltd..
Amino resins BR-20SE used by the embodiment of the present invention is purchased from Guangzhou Tao Yuan trade Co., Ltds.
The solid of the first acrylic resin and the second acrylic resin used by the embodiment of the present invention contains (solid content or solid part
Content, hereinafter referred to as contains admittedly) it is 69~71%.
The solid of the first polyester resin and the second polyester resin used by the embodiment of the present invention contains for 30~40%.
The solid of the first amino resins and the second amino resins used by the embodiment of the present invention contains for 30~40%.
Titanium dioxide used by the embodiment of the present invention is purchased from Long Mang groups.
Embodiment 1
A kind of preparation method of anti-floating color floating coating, comprises the following steps：
Prepare master grind：
To sequentially adding 10 in 9 parts of dimethylbenzene, 4 parts of 2-Butoxyethyl acetates, 14 parts of triethoxy ethyl propionates (EEP)
Part acrylic resin PRS-1015,5 parts of polyester resin BECKOLITE AF-1378-65X, 2 parts of BYK-161 and 60 part of pigment titaniums
White powder R-2196, is sanded with pearl is sanded after mixing, and coating material temperature is not within 80-100, in sand milling for mixing control KU viscosity
Final fineness can be controlled to reach less than 5 μm more than 60 degrees Celsius, be filtered after sand milling, amino resins is calculated by yield
The addition that BR-20SE is let down, middle painting system yield described in the present embodiment is 70%, and the amino resins BR-20SE's adds
Enter amount for 5 parts, be then well mixed and obtain the master grind；Preferably, the master grind that prepared by this implementation is to whitewash in anti-floating color
Color master grind (applies semi-finished product) in white.
Prepare floating coating：
5 parts of acrylic resin PRS-1015,13 parts of polyester resin BECKOLITE AF- are added in foregoing master grind
1378-65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, are obtained the anti-floating color after stirring
Floating coating.
Comparative example 1
A kind of preparation method of floating coating, comprises the following steps：
To sequentially adding 10 in 9 parts of dimethylbenzene, 4 parts of 2-Butoxyethyl acetates, 14 parts of triethoxy ethyl propionates (EEP)
Part acrylic resin PRS-1015,5 parts of polyester resin BECKOLITE AF-1378-65X and 60 parts of pigment titanium white R-2196,
It is sanded with sand milling pearl after mixing, within 80-100, coating material temperature may not exceed 60 and takes the photograph mixing control KU viscosity in sand milling
Family name's degree, controls final fineness to reach less than 5 μm, is filtered after sand milling, and calculating amino resins BR-20SE by yield is let down
Addition, in this comparative example, middle painting system yield is 70%, and the addition of amino resins BR-20SE is 5 parts, is then mixed
It is uniform to obtain master grind；Master grind prepared by this comparative example is middle coating white master grind (applying semi-finished product in white).
5 parts of acrylic resin PRS-1015,13 parts of polyester resin BECKOLITE AF- are added in foregoing master grind
1378-65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, turn into floating coating after stirring.
Comparative example 2
A kind of preparation method of floating coating, comprises the following steps：
To sequentially adding 10 in 9 parts of dimethylbenzene, 4 parts of 2-Butoxyethyl acetates, 14 parts of triethoxy ethyl propionates (EEP)
Part acrylic resin PRS-1015,5 parts of polyester resin BECKOLITE AF-1378-65X, 0.1 part of BYK-163 and 60 part of pigment
Titanium dioxide R-2196, after mixing be sanded pearl be sanded, mixing control KU viscosity within 80-100, coating material temperature in sand milling
60 degrees Celsius are may not exceed, controls final fineness to reach less than 5 μm, filtered after sand milling, amino tree is calculated by yield
The addition that fat BR-20SE is let down, it is 70% that system yield is applied in this, and the addition of amino resins BR-20SE is 5 parts, then
It is well mixed to obtain master grind；Master grind prepared by this comparative example is middle coating white master grind (applying semi-finished product in white).
5 parts of acrylic resin PRS-1015,13 parts of polyester resin BECKOLITE AF- are added in foregoing master grind
1378-65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, turn into floating coating after stirring.
Comparative example 3
A kind of preparation method of floating coating, comprises the following steps：
To sequentially adding 10 in 9 parts of dimethylbenzene, 4 parts of 2-Butoxyethyl acetates, 14 parts of triethoxy ethyl propionates (EEP)
Part acrylic resin PRS-1015,5 parts of polyester resin BECKOLITE AF-1378-65X, 2 parts of BYK-163 and 60 part of pigment titaniums
White powder R-2196, is sanded with pearl is sanded after mixing, and coating material temperature is not within 80-100, in sand milling for mixing control KU viscosity
Final fineness can be controlled to reach less than 5 μm more than 60 degrees Celsius, be filtered after sand milling, amino resins is calculated by yield
The addition that BR-20SE is let down, it is 70% that system yield is applied in this, and the addition of amino resins BR-20SE is 5 parts, is then mixed
Close uniform acquisition master grind；Master grind prepared by this comparative example is middle coating white master grind (applying semi-finished product in white).
5 parts of acrylic resin PRS-1015,13 parts of polyester resin BECKOLITE AF- are added in foregoing master grind
1378-65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, turn into floating coating after stirring.
Comparative example 4
A kind of preparation method of floating coating, comprises the following steps：
To sequentially adding 10 in 9 parts of dimethylbenzene, 4 parts of 2-Butoxyethyl acetates, 14 parts of triethoxy ethyl propionates (EEP)
Part acrylic resin PRS-1015,5 parts of polyester resin BECKOLITE AF-1378-65X, 0.1 part of BYK-161 and 60 part of pigment
Titanium dioxide R-2196, after mixing be sanded pearl be sanded, mixing control KU viscosity within 80-100, coating material temperature in sand milling
60 degrees Celsius are may not exceed, controls final fineness to reach less than 5 μm, filtered after sand milling, amino tree is calculated by yield
The addition that fat BR-20SE is let down, it is 70% that system yield is applied in this, and the addition of amino resins BR-20SE is 5 parts, then
It is well mixed to obtain master grind；Master grind prepared by this comparative example is middle coating white master grind (applying semi-finished product in white).
5 parts of acrylic resin PRS-1015,13 parts of polyester resin BECKOLITE AF- are added in foregoing master grind
1378-65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, turn into floating coating after stirring.
Do not add in can be seen that comparative example 1 by the result of embodiment 1 and comparative example 1~4 after 40 DEG C store 10 days and help
Agent, only adds a kind of 0.1 part of BYK-163 of auxiliary agent in comparative example 2, a kind of 2 parts of BYK-163 of auxiliary agent are only added in comparative example 3, compares
A kind of 0.1 part of BYK-161 of auxiliary agent is only added in example 4, it can be seen that comparative example 1 does not add BYK-161/163 from above example
Auxiliary agent, visual anti-floating color is also worst, it can be seen that the addition of auxiliary agent is critically important to being formulated, secondly it is comparative example 2
But it is effective with comparative example 4 unobvious, although the effect of comparative example 3 is substantially obvious without embodiment 1, final or selection
Auxiliary agent and dosage in embodiment 1, the effect of embodiment 1 are substantially presented as：In be coated in through overheat storage after without stirring top layer very
Totally, there is no a discoloration, only some solvent naphthas, gentle agitation can be to use, so embodiment 1 is preferred plan.
Embodiment 2
A kind of preparation method of anti-floating color floating coating, comprises the following steps：
Prepare master grind：
To sequentially adding 20 in 9 parts of dimethylbenzene, 4 parts of 2-Butoxyethyl acetates, 10 parts of triethoxy ethyl propionates (EEP)
Part acrylic resin PRS-1015,7 parts of polyester resin BECKOLITE AF-1378-65X, 0.1 part of BYK-161 and 70 part of pigment
Titanium dioxide R-2196, after mixing be sanded pearl be sanded, mixing control KU viscosity within 80-100, coating material temperature in sand milling
60 degrees Celsius are may not exceed, controls final fineness to reach less than 5 μm, filtered after sand milling, amino tree is calculated by yield
The addition that fat BR-20SE is let down, in the present embodiment, the middle painting system yield is 70%, adds 15 parts of amino resins BR-
20SE is let down, and is well mixed and obtains the master grind；Preferably, the master grind that prepared by this implementation is coating white mass-tone in anti-floating color
Slurry (applies semi-finished product) in white.
Prepare floating coating：
5 parts of acrylic resin PRS-1015,13 parts of polyester resin BECKOLITE AF- are added in foregoing master grind
1378-65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, are obtained the anti-floating color after stirring
Floating coating.
Embodiment 3
A kind of preparation method of anti-floating color floating coating, comprises the following steps：
Prepare master grind：
To being sequentially added in 12 parts of dimethylbenzene, 6 parts of 2-Butoxyethyl acetates, 19 parts of triethoxy ethyl propionates (EEP)
15 parts of acrylic resin PRS-1015,10 parts of polyester resin BECKOLITE AF-1378-65X, 1 part of BYK-161 and 65 part of pigment
Titanium dioxide R-2196, after mixing be sanded pearl be sanded, mixing control KU viscosity within 80-100, coating material temperature in sand milling
60 degrees Celsius are may not exceed, controls final fineness to reach less than 5 μm, filtered after sand milling, amino tree is calculated by yield
The addition that fat BR-20SE is let down, in the present embodiment, the middle painting system yield is 70%, adds 10 parts of amino resins BR-
20SE is let down, and is well mixed and obtains the master grind；Preferably, the master grind that prepared by this implementation is coating white mass-tone in anti-floating color
Slurry (applies semi-finished product) in white.
Prepare floating coating：
5 parts of acrylic resin PRS-1015,10 parts of polyester resin BECKOLITE AF- are added in aforementioned white master grind
1378-65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, are obtained the anti-floating color after stirring
Floating coating.
Embodiment 4
A kind of preparation method of anti-floating color floating coating, comprises the following steps：
Prepare master grind：
To sequentially adding 17 in 9 parts of dimethylbenzene, 4 parts of 2-Butoxyethyl acetates, 17 parts of triethoxy ethyl propionates (EEP)
Part acrylic resin PRS-1015,8 parts of polyester resin BECKOLITE AF-1378-65X, 1.5 parts of BYK-161 and 65 part of pigment
Titanium dioxide R-2196, after mixing be sanded pearl be sanded, mixing control KU viscosity within 80-100, coating material temperature in sand milling
60 degrees Celsius are may not exceed, controls final fineness to reach less than 5 μm, filtered after sand milling, amino tree is calculated by yield
The addition that fat BR-20SE is let down, in the present embodiment, the middle painting system yield is 70%, adds 12 parts of amino resins BR-
20SE is let down, and is well mixed and obtains the master grind；Preferably, the master grind that prepared by this implementation is coating white mass-tone in anti-floating color
Slurry (applies semi-finished product) in white.
Prepare floating coating：
5 parts of acrylic resin PRS-1015,4 parts of polyester resin BECKOLITE AF-1378- are added in foregoing master grind
65X, 5 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, are obtained painting in the anti-floating color after stirring
Paint.
Embodiment 5
A kind of preparation method of anti-floating color floating coating, comprises the following steps：
Prepare master grind：
To being sequentially added in 12 parts of dimethylbenzene, 6 parts of 2-Butoxyethyl acetates, 19 parts of triethoxy ethyl propionates (EEP)
15 parts of acrylic resin PRS-1015,10 parts of polyester resin BECKOLITE AF-1378-65X, 2 parts of BYK-161 and 65 part of pigment
Titanium dioxide R-2196, after mixing be sanded pearl be sanded, mixing control KU viscosity within 80-100, coating material temperature in sand milling
60 degrees Celsius are may not exceed, controls final fineness to reach less than 5 μm, filtered after sand milling, amino tree is calculated by yield
The addition that fat BR-20SE is let down, in the present embodiment, the middle painting system yield is 70%, adds 10 parts of amino resins BR-
20SE is let down, and is well mixed and obtains the master grind；Preferably, the master grind that prepared by this implementation is (applying semi-finished product in white).
Prepare floating coating：
5 parts of acrylic resin PRS-1015,7 parts of polyester resin BECKOLITE AF-1378- are added in foregoing master grind
65X, 9 parts of amino resins BR-20SE, 0.2 part of BYK-182,9 parts of dimethylbenzene, are obtained painting in the anti-floating color after stirring
Paint.
Effect after 40 DEG C store 10 days is helped it is observed that being reduced in embodiment 2, embodiment 3, embodiment 4
Agent addition can all have an impact to loose colour, and its result increases for gradient, and auxiliary agent is increased into correct addition in embodiment 5,
Effect is also possible that it can thus be seen that other raw materials do not interfere with this auxiliary agent plays a part of.
When powder is ground, matching auxiliary agent has an apparent effect, but the selection of each powder auxiliary agent be it is different,
There is floating phenomenon when the later stage, then (grinding such as changed in floating coating is helped in the grinding direction of the selection floating coating that should try one's best
Agent or dispersing aid etc.), finished product coating is all that tested recipe is not to be easy to floating phenomenon occur.
The importance of grinding powder is can be seen that by the result of the embodiment of the present invention, grinding is that powder particle size is reduced, will
Powder can also add the corresponding resin of system by turning into the liquid color paste that can be flowed after grinding while powder is ground
With solvent, resin parcel and the reduction of fineness can be sufficiently carried out by grinding, contribute to post storage, produce, use, separately
The appropriate auxiliary agent of outer selection is ground precipitability, storage stability, later stage production ease for operation, the finished product that can improve powder
Pigment printing paste and resin and the blending (abbreviation loose colour) of other mill bases.
Anti-floating color floating coating of the invention revolutionizes the flooding phenomenon applied in oiliness, and wetting dispersing agent is individually in oiliness
The effect of middle painting the inside is little, is only combined with the titanium dioxide in floating coating, with the sufficient wetting and dispersing titanium of wetting dispersing agent
After white powder, there is improvement well to the loose colour of floating coating, main efficacy results are presented as also being had without loose colour, precipitability and change well
It is kind；The floating coating coating for not having loose colour or soft precipitation can be to use through gentle agitation, and of long duration mixing up can just fill
Point scatter, larger difference will not be caused to its color, to having effect, energy well because of the contrast that keeps sample of actual or inspection needs
Enough floating coatings or the loose colour of the coating storage time generation more long caused by long-time vacation for solving live small lot.
The anti-floating color floating coating of the invention difference maximum with existing floating coating is that have good storage stability, by adding
Adding assistant carrys out compounding aid with change resin ratio, flooding phenomenon is applied in being improved by the close pigment auxiliary agent of addition, in improvement
The floating and storage stability of japanning, improve glossiness.
Anti-floating color floating coating of the invention fully solve storage during occur loose colour, spraying in occur grow dim,
Color distortion is big, produce the performance issues such as unstable, precipitation so that product quality is more stable.The present invention is by wetting and dispersing
Agent carries out parcel dispersion in pigment grind, solves the problems, such as that powder can not mutually melt because of particle diameter reason, and in-situ spraying is solved indirectly
Grow dim, the problem that color distortion is caused, and production is difficult, batch is unstable.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not right
The restriction of embodiments of the present invention, for those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms, the embodiment that the present invention is enumerated cannot give all of implementation method thoroughly
To the greatest extent, it is every to belong to obvious change or variation that technical scheme extends out still in protection model of the invention
The row for enclosing.The all documents for referring in the present invention are all incorporated as reference in this application, independent just as a document
It is cited as with reference to such.
Claims (10)
1. a kind of anti-floating color floating coating, it is characterised in that：Component including following weight portion：
2. anti-floating color floating coating according to claim 1, it is characterised in that：The solid content of first acrylic resin is
69~71%；
The solid content of first polyester resin is 30~40%；
The solid content of first amino resins is 30~40%.
3. anti-floating color floating coating according to claim 1, it is characterised in that：First auxiliary agent is wetting dispersing agent；
First solvent is dimethylbenzene, 2-Butoxyethyl acetate, triethoxy ethyl propionate, S-100 solvent naphthas, S-150
At least one in solvent naphtha, trimethylbenzene solvent naphtha, durol solvent naphtha, butyl acetate, ethyl acetate.
4. anti-floating color floating coating according to claim 1, it is characterised in that：The master grind includes the group of following weight portion
Point：
5. anti-floating color floating coating according to claim 4, it is characterised in that：The solid content of second acrylic resin is
69~71%；
The solid content of second polyester resin is 30~40%；
The solid content of second amino resins is 30~40%.
6. anti-floating color floating coating according to claim 4, it is characterised in that：Second auxiliary agent is wetting dispersing agent.
7. anti-floating color floating coating according to claim 4, it is characterised in that：Second solvent is dimethylbenzene, ethylene glycol
Monobutyl ether acetate, triethoxy ethyl propionate, S-100 solvent naphthas, trimethylbenzene solvent naphtha, S-150 solvent naphthas, durol solvent
At least one in oil, butyl acetate, ethyl acetate.
8. anti-floating color floating coating according to claim 4, it is characterised in that：The pigment is titanium dioxide, carbon black, barium sulfate
In at least one.
9. the preparation method of any described anti-floating color floating coating of a kind of claim 1 to 8, it is characterised in that：Including following step
Suddenly：
To added in 5~20 part of first solvent 4~20 part of first acrylic resin, 4~20 part of first polyester resin, 0.1~2 part
First auxiliary agent, 72.1~182 parts of master grinds and 5~20 part of first amino resins, stir the acquisition anti-floating color floating coating.
10. the preparation method of anti-floating color floating coating according to claim 9, it is characterised in that：The preparation of the master grind
Method is further comprising the steps：
To 4~20 part of second acrylic resin, 4~20 part of second polyester resin, 0.1~2 of addition in 20~50 part of second solvent
The second auxiliary agent of part and 40~70 parts of pigment, mixing control KU viscosity are sanded within 80-100, and coating material temperature can not surpass in sand milling
60 degrees Celsius are crossed, controls final fineness to reach less than 5 μm, add 4~20 part of second amino resins to be let down after sand milling, stirred
Obtain the master grind.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114958157A (en) * | 2022-06-29 | 2022-08-30 | 湖南湘江关西涂料有限公司 | Acrylic resin paint, composite paint structure and preparation method thereof |
| CN116082905A (en) * | 2023-02-01 | 2023-05-09 | 岚图汽车科技有限公司 | Method for improving paint mist of solvent type acrylic acid system and application |
| CN116676025A (en) * | 2023-07-03 | 2023-09-01 | 四川瑞仕嘉科技有限公司 | Anti-flooding and anti-aging solid paint |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542633A (en) * | 2016-03-07 | 2016-05-04 | 立邦涂料（天津）有限公司 | Polyester coating and preparation method thereof |
| CN105713466A (en) * | 2016-05-04 | 2016-06-29 | 廊坊立邦涂料有限公司 | Hydrophilic primer surfacer and preparation method thereof |
| CN106189736A (en) * | 2016-08-08 | 2016-12-07 | 廊坊立邦涂料有限公司 | A kind of aqueous primer surfacer of high tensile and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542633A (en) * | 2016-03-07 | 2016-05-04 | 立邦涂料（天津）有限公司 | Polyester coating and preparation method thereof |
| CN105713466A (en) * | 2016-05-04 | 2016-06-29 | 廊坊立邦涂料有限公司 | Hydrophilic primer surfacer and preparation method thereof |
| CN106189736A (en) * | 2016-08-08 | 2016-12-07 | 廊坊立邦涂料有限公司 | A kind of aqueous primer surfacer of high tensile and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114958157A (en) * | 2022-06-29 | 2022-08-30 | 湖南湘江关西涂料有限公司 | Acrylic resin paint, composite paint structure and preparation method thereof |
| CN116082905A (en) * | 2023-02-01 | 2023-05-09 | 岚图汽车科技有限公司 | Method for improving paint mist of solvent type acrylic acid system and application |
| CN116082905B (en) * | 2023-02-01 | 2024-03-12 | 岚图汽车科技有限公司 | Method for improving paint mist of solvent type acrylic acid system and application |
| CN116676025A (en) * | 2023-07-03 | 2023-09-01 | 四川瑞仕嘉科技有限公司 | Anti-flooding and anti-aging solid paint |
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Application publication date: 20170627 |