CN108997864A - A kind of aqueous light industry coating and preparation method thereof - Google Patents
A kind of aqueous light industry coating and preparation method thereof Download PDFInfo
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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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- 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
- C09D167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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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
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08L2201/02—Flame or fire retardant/resistant
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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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Abstract
The present invention relates to technical field of coatings, specifically disclose a kind of aqueous light industry coating and preparation method thereof.The component including following parts by weight: basic varnish: 60-80 parts, aqueous color paste: 20-40 parts；Wherein, basic varnish includes following components: waterborne polyester is acrylic resin modified, pH adjusting agent, defoaming agent, coalescing agent, wetting agent, levelling agent, acetylbutyrylcellulose, deionized water, nano zircite, nanometer anion powder, fire retardant, nano zine oxide, high imino group Amino resin；Aqueous color paste includes following components: waterborne polyester is acrylic resin modified, pH adjusting agent, defoaming agent, dispersing agent, toner, anti-settling agent, cosolvent, deionized water.Aqueous light industry coating prepared by the present invention has excellent fire-retardant, antibacterial, wearability, weatherability, adhesive force and impact resistance, while having excellent spot-resistant.
Description
Technical field
The present invention relates to technical field of coatings more particularly to a kind of aqueous light industry coating and preparation method thereof.
Background technique
Household electrical appliance be in people's daily life necessary to, arrive air-conditioning, refrigerator, washing machine greatly, it is small to shaver, dry
Mechanical, electrical kettle.With increasing for household electrical appliance, increasingly frequent with fire, electricity consumption in life, family fire incidence sharply rises.
The touch household electrical appliance that people can be regular simultaneously, can bring certain bacterium into, to the propagation manufacturing machine meeting of family human disease.It is existing
Water paint VOC content it is low, very little endangered to environment and human body, but the fire prevention of water paint, fungistatic effect are poor at present,
Seriously hinder the application of water paint on household appliances.
Summary of the invention
For existing water paint flame retardant effect it is poor, bactericidal property is poor the problems such as, the present invention provides a kind of aqueous light industry
Industry coating.
And a kind of preparation method of aqueous light industry coating.
To achieve the above object of the invention, the embodiment of the present invention uses the following technical solution:
A kind of aqueous light industry coating, the component including following parts by weight: basic varnish: 60-80 parts, aqueous color paste:
20-40 parts；
Wherein, basic varnish includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 30-40 parts, pH
Regulator: 1.5-2.5 parts, defoaming agent: 0.3-0.5 parts, coalescing agent: 3-5 parts, wetting agent: 0.2-0.5 parts, levelling agent: 0.2-
0.5 part, acetylbutyrylcellulose: 1-2 parts, deionized water: 20-30 parts, nano zircite: 0.5-2 parts, nanometer anion powder:
0.1-3 parts, fire retardant: 1-8 parts, nano zine oxide: 0.05-0.5 parts, high imino group Amino resin: 8-12 parts；
Aqueous color paste includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 10-15 parts, pH is adjusted
Agent: 0.5-0.8 parts, defoaming agent: 0.3-0.5 parts, dispersing agent: 5-10 parts, toner: 30-50 parts, anti-settling agent: 0.5-1 parts, hydrotropy
Agent: 3-5 parts, deionized water: 20-30 parts.
Compared with the existing technology, aqueous light industry coating provided by the invention has the advantage that
(1) present invention takes waterborne polyester acrylic resin modified for main film forming substance, the carboxyl of acrylic resin with
The hydroxyl of unsaturated polyester resin and the hydroxyl of acetylbutyrylcellulose react, and form macromolecular chain, while and Gao Ya
Hydrogen bond in amino Amino resin is cross-linked to form mutually stereochemical structure, and hydrogen bond enhancing, crosslink density increases, and acetic acid fourth
Acid cellulose and acrylic resin have preferable compatibility, therefore what is obtained makes paint film have excellent hardness, adhesive force, resistance to
Impact and wearability；
(2) the stereochemical structure absorption that nano zircite, nano zine oxide and nanometer anion powder formed film matter are formed, increases
Add hardness, wearability, corrosion resistance, antibiotic property and the ability of air cleaning of paint film；
(3) stereochemical structure that fire retardant and film forming matter are formed interacts, and fire retardant is made preferably to play a role, and increases
The flame retardant property of paint film.
Specifically, it is preferable that the waterborne polyester is acrylic resin modified using phthalic anhydride and cis-butenedioic anhydride and polyol reaction system
Unsaturated polyester resin is obtained, then is obtained with acrylic monomers and styrene polymerization.
Preferably, the defoaming agent is the phosphoric acid lipid hydrophobicity defoaming foam inhibitor that mass ratio is 0.9-1.1:0.9-1.1
With the mixture of organic silicon defoaming agent.
The spreading ability that phosphoric acid lipid hydrophobicity defoams foam inhibitor is very strong, moment foam can be made largely to rupture, reach defoaming
Effect, but acted on since phosphoric acid lipid hydrophobicity defoams foam inhibitor very soluble in defoaming is lost in solution, thus its foam inhibition
Ability is very weak, separately as defoaming agent using when need continuously to add or increase that defoaming is maintained to act on；Organic silicon
Defoaming agent is difficult to be not easy to dissolve in various foaming medias, therefore can be for quite a long time with water and most immiscible organic solvents
Interior performance defoams foam-inhibiting effect.Two kinds of defoaming agents are used in mixed way by the embodiment of the present invention, while playing quick defoaming effect,
It can also maintain defoaming, the foam-inhibiting effect of long period.
Preferably, the pH adjusting agent is dimethylethanolamine.
Preferably, the coalescing agent is at least one of isopropanol, propandiol butyl ether or ethyl alcohol.
Preferably, the substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class.
Preferably, the fire retardant is halogen-free flame retardants.
Preferably, the dispersing agent is acrylic block copolymers；And/or
Preferably, the anti-settling agent is lithium magnesium silicate.
Lithium magnesium silicate has thickening property and thixotropy, and adsorption capacity is strong, has good emulsifying effectiveness and film-formation result,
Further, it the present invention also provides a kind of preparation method of aqueous light industry coating, at least includes the following steps:
Step a, according to the proportion of basic varnish, each component mixing treatment is obtained into basic varnish；
Step b, according to the proportion of aqueous color paste, each component mixing treatment is obtained into aqueous color paste；
Step c, the aqueous color paste is added in basic varnish, decentralized processing, the aqueous light industry is obtained by filtration
Coating.
Compared with the existing technology, the preparation method of aqueous light industry coating provided by the invention, preparation method is simple, process
It is easy to control, different colours mill base can be added according to customer requirement, mix colours, be suitable for industrialized production.
Specifically, it is preferable that the process of mixing treatment in the step a are as follows:, will be weighed according to the proportion of basic varnish
Waterborne polyester is acrylic resin modified, pH adjusting agent and coalescing agent are with the Rate Dispersion 5-10min of 300-600rpm, obtains
One mixture；
Deionized water, defoaming agent, wetting agent and levelling agent is added, into the first mixture with the speed of 600-800rpm point
10-20min is dissipated, the second mixture is obtained；
Nano zircite, nanometer anion powder, fire retardant and nano zine oxide is added, into the second mixture with 800-
The Rate Dispersion 10-15min of 1000rpm, obtains third mixture；
High imino group Amino resin and acetylbutyrylcellulose is added, into third mixture with 1000-
The speed stirring 10-15min of 1200rpm obtains basic varnish.
Preferably, in the step b mixing treatment process are as follows:, will be weighed aqueous poly- according to the proportion of aqueous color paste
Ester modified acrylic resin, pH adjusting agent and cosolvent obtain the 4th mixing with the Rate Dispersion 5-10min of 300-600rpm
Object；
Deionized water, defoaming agent, dispersing agent is added, into the 4th mixture with the Rate Dispersion 10- of 600-800rpm
20min obtains the 5th mixture；
Toner, anti-settling agent is added to the 5th mixing species to be ground to the Rate Dispersion 10-20min of 1000-1200rpm
Fineness≤5 μm obtain aqueous color paste.
Preferably, in the step c decentralized processing condition are as follows: 10-15min is stirred with the speed of 600-800rpm.
Preferably, with the filter-cloth filtering of 180-200 mesh in the step c.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1
The embodiment of the present invention provides a kind of aqueous light industry coating, including basic varnish and aqueous color paste, wherein basis is clear
Enamel-cover includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 30 parts, pH adjusting agent: and 1.5 parts, defoaming agent:
0.3 part, coalescing agent: 3 parts, wetting agent: 0.2 part, levelling agent: 0.2 part, acetylbutyrylcellulose: 1 part, deionized water: 20
Part, nano zircite: 0.5 part, nanometer anion powder: 0.1 part, fire retardant: 1 part, nano zine oxide: 0.05 part, high imino group
Amino resin: 8 parts；Aqueous color paste includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 10
Part, pH adjusting agent: 0.5 part, defoaming agent: 0.3 part, dispersing agent: 5 parts, toner: 30 parts, anti-settling agent: 0.5 part, cosolvent: 3 parts,
Deionized water: 20 parts.
By above-mentioned 60 parts of basic varnish with 30 parts of mixings of aqueous color paste to get the aqueous light industry coating.
The acrylic resin modified AC-8200 for the auspicious chemical industry of Shanghai timely rain of above-mentioned waterborne polyester；Above-mentioned defoaming agent is mass ratio
The mixture of foam inhibitor and organic silicon defoaming agent is defoamed for the phosphoric acid lipid hydrophobicity of 0.9:1.1, optional mass ratio is
The mixture of the 941PL and BYK-028 of the MOUSSEX company of 0.9:1.1；Above-mentioned coalescing agent is isopropanol；Above-mentioned substrate profit
Humectant is the wetting agent of Siloxane-Oxyalkylene Copolymers class, and Tego-100 may be selected；Above-mentioned nano zircite is Nanjing day row green wood
Expect the TGP-M100 nano zircite of Co., Ltd；Above-mentioned nano zine oxide is receiving for the dense nanosecond science and technology Co., Ltd of Nantong darcy
Rice Zinc oxide powder；Above-mentioned nanometer anion powder is the TM-310 negative ion powder that Dongguan City rises U.S. nanometer new material Co., Ltd；
Above-mentioned fire retardant is the fire retardant Doher-8319 of Dongguan City dongle new material Science and Technology Ltd.；Above-mentioned dispersing agent is acrylic acid
EFKA4585 may be selected in block copolymer；Above-mentioned anti-settling agent is lithium magnesium silicate, be may be selectedW2N。
A kind of preparation method of above-mentioned aqueous light industry coating, comprising the following steps:
Step a, each component is weighed according to above-mentioned component proportion；
Step b, according to the proportion of basic varnish, weighed each component mixing treatment is obtained into basic varnish, detailed process
It is as follows:
By weighed waterborne polyester, acrylic resin modified, pH adjusting agent and coalescing agent are with the Rate Dispersion of 500rpm
8min obtains the first mixture；
Deionized water, defoaming agent, wetting agent and levelling agent is added, into the first mixture with the Rate Dispersion of 700rpm
15min obtains the second mixture；
Nano zircite, nanometer anion powder, fire retardant and nano zine oxide is added, into the second mixture with 900rpm
Rate Dispersion 13min, obtain third mixture；
High imino group Amino resin and acetylbutyrylcellulose is added, into third mixture with 1100rpm's
Speed stirring 13min obtains basic varnish.
Step c, according to the proportion of aqueous color paste, weighed each component mixing treatment is obtained into aqueous color paste, detailed process
It is as follows:
By weighed waterborne polyester, acrylic resin modified, pH adjusting agent and cosolvent are with the Rate Dispersion of 500rpm
8min obtains the 4th mixture；
Deionized water, defoaming agent, dispersing agent are added into the 4th mixture to obtain with the Rate Dispersion 15min of 700rpm
5th mixture；
Toner, anti-settling agent is added to the 5th mixing species, fineness≤5 μ are ground to the Rate Dispersion 15min of 1100rpm
M obtains aqueous color paste.
Step d, the aqueous color paste is added in basic varnish, 13min decentralized processing is stirred with the speed of 700rpm,
The aqueous light industry coating is obtained by filtration in toning, the filter-cloth filtering of 200 mesh.
Embodiment 2
The embodiment of the present invention provides a kind of aqueous light industry coating, including basic varnish and aqueous color paste, wherein basis is clear
Enamel-cover includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 35 parts, pH adjusting agent: and 2 parts, defoaming agent: 0.5
Part, coalescing agent: 4 parts, wetting agent: 0.3 part, levelling agent: 0.4 part, acetylbutyrylcellulose: 1.5 parts, deionized water: 25 parts,
Nano zircite: 1 part, nanometer anion powder: 1 part, fire retardant: 4 parts, nano zine oxide: 0.3 part, high imino group methyl-etherified ammonia
Base resin: 10 parts；Aqueous color paste includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 13 parts, pH is adjusted
Agent: 0.6 part, defoaming agent: 0.4 part, dispersing agent: 7 parts, toner: 42 parts, anti-settling agent: 0.8 part, cosolvent: 4 parts, deionized water:
25 parts.
By above-mentioned 70 parts of basic varnish with 20 parts of mixings of aqueous color paste to get the aqueous light industry coating.
The acrylic resin modified AC-8200 for the auspicious chemical industry of Shanghai timely rain of above-mentioned waterborne polyester；Above-mentioned defoaming agent is mass ratio
The mixture of foam inhibitor and organic silicon defoaming agent is defoamed for the phosphoric acid lipid hydrophobicity of 1.0:1.0, optional mass ratio is
The mixture of the 941PL and BYK024 of the MOUSSEX company of 1.0:1.0；Above-mentioned coalescing agent is propandiol butyl ether；Above-mentioned substrate
Wetting agent is the wetting agent of Siloxane-Oxyalkylene Copolymers class, and AFCONA-3031 may be selected；Above-mentioned nano zircite is Nanjing day row
The TGP-M100 nano zircite of new material Co., Ltd；Above-mentioned nano zine oxide is the dense nanosecond science and technology Co., Ltd of Nantong darcy
Nanometer Zinc oxide powder；Above-mentioned nanometer anion powder is the TM-310 anion that Dongguan City rises U.S. nanometer new material Co., Ltd
Powder；Above-mentioned fire retardant is the fire retardant Doher-8319 of Dongguan City dongle new material Science and Technology Ltd.；Above-mentioned dispersing agent is third
EFKA4585 may be selected in olefin(e) acid block copolymer；Above-mentioned anti-settling agent is lithium magnesium silicate, be may be selectedW2N。
A kind of preparation method of above-mentioned aqueous light industry coating, comprising the following steps:
Step a, each component is weighed according to above-mentioned component proportion；
Step b, according to the proportion of basic varnish, weighed each component mixing treatment is obtained into basic varnish, detailed process
It is as follows:
By weighed waterborne polyester, acrylic resin modified, pH adjusting agent and coalescing agent are with the Rate Dispersion of 300rpm
10min obtains the first mixture；
Deionized water, defoaming agent, wetting agent and levelling agent is added, into the first mixture with the Rate Dispersion of 800rpm
10min obtains the second mixture；
Nano zircite, nanometer anion powder, fire retardant and nano zine oxide is added, into the second mixture with 800rpm
Rate Dispersion 15min, obtain third mixture；
High imino group Amino resin and acetylbutyrylcellulose is added, into third mixture with 1200rpm's
Speed stirring 10min obtains basic varnish.
Step c, according to the proportion of aqueous color paste, weighed each component mixing treatment is obtained into aqueous color paste, detailed process
It is as follows:
By weighed waterborne polyester, acrylic resin modified, pH adjusting agent and cosolvent are with the Rate Dispersion of 300rpm
10min obtains the 4th mixture；
Deionized water, defoaming agent, dispersing agent are added into the 4th mixture to obtain with the Rate Dispersion 10min of 800rpm
5th mixture；
Toner, anti-settling agent is added to the 5th mixing species, fineness≤5 μ are ground to the Rate Dispersion 20min of 1000rpm
M obtains aqueous color paste.
Step d, the aqueous color paste is added in basic varnish, 10min decentralized processing is stirred with the speed of 800rpm,
The aqueous light industry coating is obtained by filtration in toning, the filter-cloth filtering of 180 mesh.
Embodiment 3
The embodiment of the present invention provides a kind of aqueous light industry coating, including basic varnish and aqueous color paste, wherein basis is clear
Enamel-cover includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 40 parts, pH adjusting agent: and 2.5 parts, defoaming agent:
0.4 part, coalescing agent: 5 parts, wetting agent: 0.5 part, levelling agent: 0.5 part, acetylbutyrylcellulose: 2 parts, deionized water: 30
Part, nano zircite: 2 parts, nanometer anion powder: 3 parts, fire retardant: 8 parts, nano zine oxide: 0.5 part, high imino group methyl-etherified
Amino resins: 12 parts；Aqueous color paste includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 15 parts, pH tune
Section agent: 0.8 part, defoaming agent: 0.8 part, dispersing agent: 10 parts, toner: 50 parts, anti-settling agent: 1 part, cosolvent: 5 parts, deionized water:
30 parts.
By above-mentioned 80 parts of basic varnish with 40 parts of mixings of aqueous color paste to get the aqueous light industry coating.
The acrylic resin modified AC-8200 for the auspicious chemical industry of Shanghai timely rain of above-mentioned waterborne polyester；Above-mentioned defoaming agent is mass ratio
The mixture of foam inhibitor and organic silicon defoaming agent is defoamed for the phosphoric acid lipid hydrophobicity of 1.0:0.9, optional mass ratio is
The mixture of the 941PL and BYK028 of the MOUSSEX company of 1.0:0.9；Above-mentioned coalescing agent is ethyl alcohol；Above-mentioned substrate wetting agents
For the wetting agent of Siloxane-Oxyalkylene Copolymers class, the mixing of Tego-100 and AFCONA-3031 that mass ratio is 1:1 may be selected
Object；Above-mentioned nano zircite is the TGP-M100 nano zircite of Nanjing Tian Hang new material Co., Ltd；Above-mentioned nano zine oxide
For the nanometer Zinc oxide powder of the dense nanosecond science and technology Co., Ltd of Nantong darcy；Above-mentioned nanometer anion powder is that Dongguan City rises U.S. nanometer
The TM-310 negative ion powder of new material Co., Ltd；Above-mentioned fire retardant is the fire-retardant of Dongguan City dongle new material Science and Technology Ltd.
Agent Doher-8319；Above-mentioned dispersing agent is acrylic block copolymers, and EFKA4585 may be selected；Above-mentioned anti-settling agent is magnesium silicate
Lithium may be selectedW2N。
A kind of preparation method of above-mentioned aqueous light industry coating, comprising the following steps:
Step a, each component is weighed according to above-mentioned component proportion；
Step b, according to the proportion of basic varnish, weighed each component mixing treatment is obtained into basic varnish, detailed process
It is as follows:
By weighed waterborne polyester, acrylic resin modified, pH adjusting agent and coalescing agent are with the Rate Dispersion of 600rpm
5min obtains the first mixture；
Deionized water, defoaming agent, wetting agent and levelling agent is added, into the first mixture with the Rate Dispersion of 600rpm
20min obtains the second mixture；
Nano zircite, nanometer anion powder, fire retardant and nano zine oxide is added, into the second mixture with 800rpm
Rate Dispersion 15min, obtain third mixture；
High imino group Amino resin and acetylbutyrylcellulose is added, into third mixture with the speed of 800rpm
Degree stirring 15min obtains basic varnish.
Step c, according to the proportion of aqueous color paste, weighed each component mixing treatment is obtained into aqueous color paste, detailed process
It is as follows:
By weighed waterborne polyester, acrylic resin modified, pH adjusting agent and cosolvent are with the Rate Dispersion of 600rpm
5min obtains the 4th mixture；
Deionized water, defoaming agent, dispersing agent are added into the 4th mixture to obtain with the Rate Dispersion 20min of 600rpm
5th mixture；
Toner, anti-settling agent is added to the 5th mixing species, fineness≤5 μ are ground to the Rate Dispersion 10min of 1200rpm
M obtains aqueous color paste.
Step d, the aqueous color paste is added in basic varnish, 15min decentralized processing is stirred with the speed of 600rpm,
The aqueous light industry coating is obtained by filtration in toning, the filter-cloth filtering of 200 mesh.
The characteristic for the aqueous light industry coating that embodiment provides in order to better illustrate the present invention, below by embodiment 1,2,
The aqueous light industry coating of 3 preparations carries out performance detection, and testing result is as shown in table 1 below.
1 performance test results of table
From table 1, it is apparent that aqueous light industry coating prepared by the present invention has smooth feel, gorgeous is outer
It sees, and with excellent fire-retardant, antibacterial, wearability, weatherability, adhesive force and impact resistance, while there is excellent resistant
Stain, has self-cleaning effect, and the markings such as anti-fingerprint, greasy dirt keep any surface finish.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of aqueous light industry coating, it is characterised in that: the component including following parts by weight: basic varnish: 60-80 parts,
Aqueous color paste: 20-40 parts；
Wherein, basic varnish includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 30-40 parts, pH is adjusted
Agent: 1.5-2.5 parts, defoaming agent: 0.3-0.5 parts, coalescing agent: 3-5 parts, wetting agent: 0.2-0.5 parts, levelling agent: 0.2-0.5
Part, acetylbutyrylcellulose: 1-2 parts, deionized water: 20-30 parts, nano zircite: 0.5-2 parts, nanometer anion powder: 0.1-
3 parts, fire retardant: 1-8 parts, nano zine oxide: 0.05-0.5 parts, high imino group Amino resin: 8-12 parts；
Aqueous color paste includes the component of following parts by weight: waterborne polyester is acrylic resin modified: 10-15 parts, pH adjusting agent:
0.5-0.8 parts, defoaming agent: 0.3-0.5 parts, dispersing agent: 5-10 parts, toner: 30-50 parts, anti-settling agent: 0.5-1 parts, cosolvent:
3-5 parts, deionized water: 20-30 parts.
2. aqueous light industry coating as described in claim 1, it is characterised in that: the waterborne polyester is acrylic resin modified to be adopted
Unsaturated polyester resin is made with phthalic anhydride and cis-butenedioic anhydride and polyol reaction, then is obtained with acrylic monomers and styrene polymerization.
3. aqueous light industry coating as described in claim 1, it is characterised in that: it is 0.9-1.1 that the defoaming agent, which is mass ratio:
The mixture of phosphoric acid lipid hydrophobicity the defoaming foam inhibitor and organic silicon defoaming agent of 0.9-1.1.
4. aqueous light industry coating as described in claim 1, it is characterised in that: the pH adjusting agent is dimethylethanolamine；
And/or
The coalescing agent is at least one of isopropanol, propandiol butyl ether or ethyl alcohol.
5. aqueous light industry coating as described in claim 1, it is characterised in that: the substrate wetting agents are polyether-modified poly- silicon
The wetting agent of oxygen alkanes；And/or
The fire retardant is halogen-free flame retardants.
6. aqueous light industry coating as described in claim 1, it is characterised in that: the dispersing agent is acrylic acid block copolymerization
Object；And/or
The anti-settling agent is lithium magnesium silicate.
7. the preparation method of the described in any item aqueous light industry coating of claim 1~6, it is characterised in that: include at least with
Lower step:
Step a, according to the proportion of basic varnish, each component mixing treatment is obtained into basic varnish；
Step b, according to the proportion of aqueous color paste, each component mixing treatment is obtained into aqueous color paste；
Step c, the aqueous color paste is added in basic varnish, decentralized processing, the aqueous light industry coating is obtained by filtration.
8. the preparation method of aqueous light industry coating as claimed in claim 7, it is characterised in that: in the step a at mixing
The process of reason are as follows: according to the proportion of basic varnish, acrylic resin modified, pH adjusting agent and film forming are helped by weighed waterborne polyester
Agent obtains the first mixture with the Rate Dispersion 5-10min of 300-600rpm；
Deionized water, defoaming agent, wetting agent and levelling agent is added, into the first mixture with the Rate Dispersion of 600-800rpm
10-20min obtains the second mixture；
Nano zircite, nanometer anion powder, fire retardant and nano zine oxide is added, into the second mixture with 800-
The Rate Dispersion 10-15min of 1000rpm, obtains third mixture；
High imino group Amino resin and acetylbutyrylcellulose is added, into third mixture with 1000-1200rpm's
Speed stirring 10-15min obtains basic varnish.
9. the preparation method of aqueous light industry coating as claimed in claim 7, it is characterised in that: in the step b at mixing
The process of reason are as follows: according to the proportion of aqueous color paste, acrylic resin modified, pH adjusting agent and cosolvent by weighed waterborne polyester
With the Rate Dispersion 5-10min of 300-600rpm, the 4th mixture is obtained；
Deionized water, defoaming agent, dispersing agent are added into the 4th mixture, with the Rate Dispersion 10-20min of 600-800rpm,
Obtain the 5th mixture；
Toner, anti-settling agent is added to the 5th mixing species, fineness is ground to the Rate Dispersion 10-20min of 1000-1200rpm
≤ 5 μm, obtain aqueous color paste.
10. the preparation method of aqueous light industry coating as claimed in claim 7, it is characterised in that: in the step c at dispersion
The condition of reason are as follows: 10-15min is stirred with the speed of 600-800rpm；And/or
With the filter-cloth filtering of 180-200 mesh in the step c.
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Application publication date: 20181214 |