CN112521819A - Water-based strippable anticorrosive paint and preparation method thereof - Google Patents
Water-based strippable anticorrosive paint and preparation method thereof Download PDFInfo
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- CN112521819A CN112521819A CN202010265799.2A CN202010265799A CN112521819A CN 112521819 A CN112521819 A CN 112521819A CN 202010265799 A CN202010265799 A CN 202010265799A CN 112521819 A CN112521819 A CN 112521819A
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- based strippable
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 239000003973 paint Substances 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000000839 emulsion Substances 0.000 claims abstract description 51
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 43
- 239000002562 thickening agent Substances 0.000 claims abstract description 24
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 22
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 16
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000080 wetting agent Substances 0.000 claims abstract description 12
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 4
- 239000003513 alkali Substances 0.000 claims abstract description 4
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 4
- -1 modified dimethyl siloxane Chemical class 0.000 claims abstract description 4
- 229920000570 polyether Polymers 0.000 claims abstract description 4
- 229920002635 polyurethane Polymers 0.000 claims abstract description 4
- 239000004814 polyurethane Substances 0.000 claims abstract description 4
- 230000008961 swelling Effects 0.000 claims abstract description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 3
- 239000010703 silicon Substances 0.000 claims abstract description 3
- 239000000178 monomer Substances 0.000 claims description 35
- 229920006243 acrylic copolymer Polymers 0.000 claims description 27
- 238000003756 stirring Methods 0.000 claims description 18
- 239000008367 deionised water Substances 0.000 claims description 17
- 229910021641 deionized water Inorganic materials 0.000 claims description 17
- 239000003995 emulsifying agent Substances 0.000 claims description 15
- 239000003999 initiator Substances 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 12
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 8
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 8
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- 238000006116 polymerization reaction Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 6
- 239000003112 inhibitor Substances 0.000 claims description 5
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 4
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 235000010288 sodium nitrite Nutrition 0.000 claims description 3
- CCJAYIGMMRQRAO-UHFFFAOYSA-N 2-[4-[(2-hydroxyphenyl)methylideneamino]butyliminomethyl]phenol Chemical compound OC1=CC=CC=C1C=NCCCCN=CC1=CC=CC=C1O CCJAYIGMMRQRAO-UHFFFAOYSA-N 0.000 claims description 2
- DXPPIEDUBFUSEZ-UHFFFAOYSA-N 6-methylheptyl prop-2-enoate Chemical compound CC(C)CCCCCOC(=O)C=C DXPPIEDUBFUSEZ-UHFFFAOYSA-N 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 2
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 2
- IWDCLRJOBJJRNH-UHFFFAOYSA-N p-cresol Chemical compound CC1=CC=C(O)C=C1 IWDCLRJOBJJRNH-UHFFFAOYSA-N 0.000 claims description 2
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 150000003839 salts Chemical class 0.000 abstract description 2
- 229920002126 Acrylic acid copolymer Polymers 0.000 abstract 1
- 239000007921 spray Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate 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
- 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
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
-
- 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
- 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
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/20—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a water-based strippable anticorrosive paint and a preparation method thereof, mainly relating to the technical field of anticorrosive paint, and comprising the following components: acrylic acid copolymer emulsion, water, a cross-linking agent, a wetting agent, a defoaming agent, a leveling agent, an anti-flash rust agent, a stripping agent and a thickening agent; the cross-linking agent is a Zinplex-15 special auxiliary agent which is a Mingling water-based cross-linking agent; the flatting agent is polyether modified dimethyl siloxane; the defoaming agent is one or more of digao 902w and digao 904 w; the stripping agent is organic silicon stripping agent; the thickener is polyurethane associated thickener and alkali swelling thickener; the invention also designs a preparation method of the water-based strippable transparent anticorrosive paint, the paint film has good strength and strippability, the paint film has high transparency, the salt spray resistance is more than 300 hours, the preparation method is simple and easy to implement, and the production cost is low.
Description
Technical Field
The invention mainly relates to the technical field of anticorrosive coatings, and particularly relates to a water-based strippable anticorrosive coating and a preparation method thereof.
Background
Materials, instruments, parts and other equipment are easy to be scratched, abraded and polluted in the processes of transportation, storage, processing and assembly, and are also easy to be corroded by salt mist, moisture, acid rain, microorganisms and the like, so that chemical corrosion is generated, the appearance and the appearance of the equipment are influenced, and even the performance is reduced. To reduce these damages and extend the life of the equipment, effective containment protection of the equipment is required. For raw materials and semi-finished products, subsequent processes such as processing or assembly are required, and the surfaces are required to be kept clean, so that protection cannot be performed by coating of rust preventive oil, rust preventive paint and the like. The environment-friendly water-based strippable anticorrosive paint is the most effective and convenient method for solving the problem.
Until now, the water-based strippable anticorrosive coatings achieve the anticorrosive function by adding opaque antirust pigments, thereby causing the strippable coatings to be opaque and limiting the application fields thereof.
Disclosure of Invention
In view of the defects in the prior art, the invention provides the water-based strippable anticorrosive paint and the preparation method thereof, the paint film of the paint has good strength and strippability, the paint film has high transparency besides effective corrosion resistance, the application field of the water-based strippable paint is widened, the preparation method is simple and feasible, and the cost is low.
In order to solve the technical problems, the invention adopts the following technical scheme:
the water-based strippable transparent anticorrosive paint is characterized in that: comprises the following components in percentage by mass,
75-85 parts of acrylic copolymer emulsion; 10-15 parts of deionized water; 0.5-0.8 part of wetting agent; 0.1-0.3 part of leveling agent; 1-2 parts of a stripping agent; 3-5 parts of a cross-linking agent; 0.5-1 part of flash rust inhibitor; 0.1-0.2 part of defoaming agent; 1-3 parts of a thickening agent.
As a further improvement of the invention, the acrylic copolymer emulsion is a high-performance antirust water-based peelable emulsion, the solid content is 45-47%, and the Brookfield viscosity is 150-180 cps;
as a further improvement of the invention, the cross-linking agent is a Zinplex-15 special auxiliary agent which is a Mingling water-based cross-linking agent;
as a further improvement of the invention, the flatting agent is polyether modified dimethyl siloxane;
as a further improvement of the invention, the defoaming agent is one of digao 902w and digao 904 w;
as a further improvement of the present invention, the release agent is a silicone release agent;
as a further improvement of the invention, the flash rust inhibitor is 15% sodium nitrite water solution;
as a further improvement of the invention, the thickening agent is a polyurethane associative thickening agent and an alkali swelling thickening agent;
a preparation method of a water-based strippable transparent anticorrosive paint is characterized by comprising the following steps: the specific steps are as follows,
(1) preparing acrylic copolymer emulsion, adding deionized water, an emulsifier and a hydrophobic monomer into a reaction kettle, starting stirring, adding a resin monomer at a specific speed to obtain stable white monomer pre-emulsion A, adding deionized water, an initiator and an emulsifier into the reaction kettle, starting stirring, dropwise adding a part of resin monomer (butyl acrylate and methyl methacrylate), completely reacting within 30min to obtain seed emulsion, dropwise adding the initiator and the monomer pre-emulsion A within 4 hours, heating to 90 ℃, and maintaining complete polymerization reaction to obtain the acrylic copolymer emulsion.
(2) Respectively pouring the acrylic copolymer emulsion into a beaker, sequentially adding a wetting agent, a flatting agent, a cross-linking agent, a stripping agent, an anti-flash rust agent and a defoaming agent under the condition of 300-500r/min, and uniformly dispersing;
(3) adding a thickening agent at the stirring speed of 800-.
As a further improvement of the invention, the resin monomer is one or more of butyl acrylate, methyl methacrylate and methacrylic acid, the hydrophobic monomer is one or more of isooctyl acrylate, N-hydroxymethyl acrylamide, p-methyl phenol and styrene, the initiator is one or more of ammonium persulfate and potassium persulfate, and the emulsifier is one or more of sodium dodecyl sulfate, OP-10 and the like.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention adopts a seed polymerization mode to synthesize the acrylic copolymer emulsion, the emulsion has small grain diameter and narrow distribution, and the formed paint film is compact and has good barrier property.
(2) The monomer design of the invention ensures excellent water resistance and barrier property, and excellent corrosion resistance.
(3) The emulsifier of the invention is selected, the emulsion stability is good, and the influence on the substrate attachment and the water resistance is very small.
(4) The Zinplex-15 crosslinking agent used in the invention is colorless and transparent, and greatly improves the crosslinking density of a paint film, so that the corrosion resistance of the paint film is enhanced.
(5) The water-based strippable transparent anticorrosive coating prepared by the invention has excellent coating film strength and strippability, and is a high-transparency anticorrosive coating.
(6) The invention uses cheap water instead of expensive and toxic organic solvent, thus not only not polluting the environment, but also saving the production cost and improving the safety of construction.
Detailed Description
For better understanding of the technical solutions and advantages of the present invention, the following detailed description of the present invention is provided with specific embodiments, it should be understood that the specific embodiments described herein are only for understanding the present invention and are not intended to limit the present invention, and all other embodiments obtained by those of ordinary skill in the art without creative efforts will fall within the protection scope of the present invention.
The water-based strippable transparent anticorrosive paint is characterized in that: comprises the following components in percentage by mass,
75-85 parts of acrylic copolymer emulsion; 10-15 parts of deionized water; 0.5-0.8 part of wetting agent; 0.1-0.3 part of leveling agent; 1-2 parts of a stripping agent;
3-5 parts of a cross-linking agent; 0.5-1 part of flash rust inhibitor; 0.1-0.2 part of defoaming agent; 1-3 parts of a thickening agent.
Wherein, the acrylic copolymer emulsion is a high-performance antirust water-based strippable emulsion; the cross-linking agent is a Zinplex-15 special auxiliary agent which is a Mingling water-based cross-linking agent; the flatting agent is polyether modified dimethyl siloxane; the defoaming agent is one of digao 902w and digao 904 w; the stripping agent is organic silicon stripping agent; the flash rust inhibitor is 15% sodium nitrite water solution; the thickener is polyurethane associated thickener and alkali swelling thickener;
the invention also designs a preparation method of the water-based strippable transparent anticorrosive paint, which comprises the following specific steps:
(1) preparing acrylic copolymer emulsion, adding deionized water, an emulsifier and a hydrophobic monomer into a reaction kettle, starting stirring, adding a resin monomer at a specific speed to obtain stable white monomer pre-emulsion A, adding deionized water, an initiator and an emulsifier into the reaction kettle, starting stirring, dropwise adding a part of resin monomer (butyl acrylate and methyl methacrylate), completely reacting within 30min to obtain seed emulsion, dropwise adding the initiator and the monomer pre-emulsion A within 4 hours, heating to 90 ℃, and maintaining complete polymerization reaction to obtain the acrylic copolymer emulsion.
(2) Respectively pouring the acrylic copolymer emulsion into a beaker, sequentially adding a wetting agent, a flatting agent, a cross-linking agent, a stripping agent, an anti-flash rust agent and a defoaming agent under the condition of 300-500r/min, and uniformly dispersing;
(3) adding a thickening agent at the stirring speed of 800-.
Example 1
The embodiment provides a water-based strippable anticorrosive paint which comprises the following components in parts by mass:
acrylic copolymer emulsion: 75 parts of deionized water: 10 parts, wetting agent: 0.5 part of leveling agent: 0.2 part, stripping agent: 1 part, 3 parts of a crosslinking agent, and a defoaming agent: 0.1 part, thickening agent: 1.2 parts.
The preparation method of the water-based strippable anticorrosive paint comprises the following specific steps:
(1) preparing acrylic copolymer emulsion, adding deionized water, an emulsifier and a hydrophobic monomer into a reaction kettle, starting stirring, adding a resin monomer at a specific speed to obtain stable white monomer pre-emulsion A, adding deionized water, an initiator and an emulsifier into the reaction kettle, starting stirring, dropwise adding a part of resin monomer (butyl acrylate and methyl methacrylate), completely reacting within 30min to obtain seed emulsion, dropwise adding the initiator and the monomer pre-emulsion A within 4 hours, heating to 90 ℃, and maintaining complete polymerization reaction to obtain the acrylic copolymer emulsion.
(2) Respectively pouring the acrylic copolymer emulsion into a beaker, sequentially adding a wetting agent, a flatting agent, a cross-linking agent, a stripping agent, an anti-flash rust agent and a defoaming agent under the condition of 300-500r/min, and uniformly dispersing;
(3) adding a thickening agent at the stirring speed of 800-.
Example 2
The embodiment provides a water-based strippable anticorrosive paint which comprises the following components in parts by mass:
acrylic copolymer emulsion: 80 parts, deionized water: 10 parts, wetting agent: 0.7 part of leveling agent: 0.2 part, stripping agent: 1.2 parts, 4 parts of a crosslinking agent, and a defoaming agent: 0.2 part, thickener: and 2 parts.
The preparation method of the water-based strippable anticorrosive paint comprises the following specific steps:
(1) preparing acrylic copolymer emulsion, adding deionized water, an emulsifier and a hydrophobic monomer into a reaction kettle, starting stirring, adding a resin monomer at a specific speed to obtain stable white monomer pre-emulsion A, adding deionized water, an initiator and an emulsifier into the reaction kettle, starting stirring, dropwise adding a part of resin monomer (butyl acrylate and methyl methacrylate), completely reacting within 30min to obtain seed emulsion, dropwise adding the initiator and the monomer pre-emulsion A within 4 hours, heating to 90 ℃, and maintaining complete polymerization reaction to obtain the acrylic copolymer emulsion.
(2) Respectively pouring the acrylic copolymer emulsion into a beaker, sequentially adding a wetting agent, a flatting agent, a cross-linking agent, a stripping agent, an anti-flash rust agent and a defoaming agent under the condition of 300-500r/min, and uniformly dispersing;
(3) adding a thickening agent at the stirring speed of 800-.
Example 3
The embodiment provides a water-based strippable anticorrosive paint which comprises the following components in parts by mass:
acrylic copolymer emulsion: 85 parts of deionized water: 10 parts, wetting agent: 0.8 part of leveling agent: 0.2 part, stripping agent: 1.5 parts, 5 parts of a cross-linking agent, and a defoaming agent: 0.1 part, thickening agent: and 2 parts.
The preparation method of the water-based strippable anticorrosive paint comprises the following specific steps:
(1) preparing acrylic copolymer emulsion, adding deionized water, an emulsifier and a hydrophobic monomer into a reaction kettle, starting stirring, adding a resin monomer at a specific speed to obtain stable white monomer pre-emulsion A, adding deionized water, an initiator and an emulsifier into the reaction kettle, starting stirring, dropwise adding a part of resin monomer (butyl acrylate and methyl methacrylate), completely reacting within 30min to obtain seed emulsion, dropwise adding the initiator and the monomer pre-emulsion A within 4 hours, heating to 90 ℃, and maintaining complete polymerization reaction to obtain the acrylic copolymer emulsion.
(2) Respectively pouring the acrylic copolymer emulsion into a beaker, sequentially adding a wetting agent, a flatting agent, a cross-linking agent, a stripping agent, an anti-flash rust agent and a defoaming agent under the condition of 300-500r/min, and uniformly dispersing;
(3) adding a thickening agent at the stirring speed of 800-.
The performance of each example is shown in table 1.
TABLE 1
The water-based strippable transparent anticorrosive paint prepared by the invention has good strength and strippability of a paint film, besides effective corrosion resistance, the paint film has high transparency, the paint film has higher tensile strength and elongation at break, low peel strength and better corrosion resistance, cheap water is used instead of expensive and toxic organic solvent, the environment is not polluted, the production cost is saved, the construction safety is improved, and the used Zinplex-15 crosslinking agent is colorless and transparent, so that the crosslinking density of the paint film is greatly improved, and the corrosion resistance of the paint film is enhanced.
Claims (10)
1. The water-based strippable transparent anticorrosive paint is characterized in that: comprises the following components in percentage by mass,
2. the water-based strippable transparent anticorrosive paint according to claim 1, characterized in that: the acrylic copolymer emulsion is a high-performance antirust water-based strippable emulsion, the solid content is 45-47%, and the Brookfield viscosity is 150-180 cps.
3. The water-based strippable transparent anticorrosive paint according to claim 1, characterized in that: the cross-linking agent is a Zinplex-15 special auxiliary agent which is a bright waterborne cross-linking agent.
4. The water-based strippable transparent anticorrosive paint according to claim 1, characterized in that: the leveling agent is polyether modified dimethyl siloxane.
5. The water-based strippable transparent anticorrosive paint according to claim 1, characterized in that: the defoaming agent is one of digao 902w and digao 904 w.
6. The water-based strippable transparent anticorrosive paint according to claim 1, characterized in that: the stripping agent is organic silicon stripping agent.
7. The water-based strippable transparent anticorrosive paint according to claim 1, characterized in that: the flash rust inhibitor is 15% sodium nitrite water solution.
8. The water-based strippable transparent anticorrosive paint according to claim 1, characterized in that: the thickener is polyurethane associated thickener and alkali swelling thickener.
9. A method for preparing the water-based strippable transparent anticorrosive paint according to claim 1, which is characterized by comprising the following steps: the specific steps are as follows,
(1) preparing acrylic copolymer emulsion, adding deionized water, an emulsifier and a hydrophobic monomer into a reaction kettle, starting stirring, adding a resin monomer at a specific speed to obtain stable white monomer pre-emulsion A, adding deionized water, an initiator and an emulsifier into the reaction kettle, starting stirring, dropwise adding a part of resin monomer (butyl acrylate and methyl methacrylate), completely reacting within 30min to obtain seed emulsion, dropwise adding the initiator and the monomer pre-emulsion A within 4 hours, heating to 90 ℃, and maintaining complete polymerization reaction to obtain the acrylic copolymer emulsion.
(2) Respectively pouring the acrylic copolymer emulsion into a beaker, sequentially adding a wetting agent, a flatting agent, a cross-linking agent, a stripping agent, an anti-flash rust agent and a defoaming agent under the condition of 300-500r/min, and uniformly dispersing;
(3) adding a thickening agent at the stirring speed of 800-.
10. The preparation method of the water-based strippable transparent anticorrosive paint according to claim 9, characterized by comprising the following steps: the resin monomer is one or more of butyl acrylate, methyl methacrylate and methacrylic acid, the hydrophobic monomer is one or more of isooctyl acrylate, N-hydroxymethyl acrylamide, p-methyl phenol and styrene, the initiator is one or more of ammonium persulfate and potassium persulfate, and the emulsifier is one or more of sodium dodecyl sulfate, OP-10 and the like.
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| CN202010265799.2A CN112521819A (en) | 2020-04-07 | 2020-04-07 | Water-based strippable anticorrosive paint and preparation method thereof |
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| CN202010265799.2A CN112521819A (en) | 2020-04-07 | 2020-04-07 | Water-based strippable anticorrosive paint and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1311274A (en) * | 2000-03-03 | 2001-09-05 | 罗姆和哈斯公司 | Method for prepn. of removable type coating composition |
| US20120276297A1 (en) * | 2009-11-25 | 2012-11-01 | Diversey, Inc. | Surface coating system and method |
| CN106118319A (en) * | 2016-08-04 | 2016-11-16 | 东华大学 | A kind of aqueous stripping lacquer and preparation method thereof |
| CN108752992A (en) * | 2018-05-21 | 2018-11-06 | 朱红艳 | Aqueous peelable resin emulsion of one kind and preparation method thereof |
| CN110218472A (en) * | 2019-07-16 | 2019-09-10 | 安徽华路塑料制品有限公司 | A kind of strippable water-based paint |
-
2020
- 2020-04-07 CN CN202010265799.2A patent/CN112521819A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1311274A (en) * | 2000-03-03 | 2001-09-05 | 罗姆和哈斯公司 | Method for prepn. of removable type coating composition |
| US20120276297A1 (en) * | 2009-11-25 | 2012-11-01 | Diversey, Inc. | Surface coating system and method |
| CN106118319A (en) * | 2016-08-04 | 2016-11-16 | 东华大学 | A kind of aqueous stripping lacquer and preparation method thereof |
| CN108752992A (en) * | 2018-05-21 | 2018-11-06 | 朱红艳 | Aqueous peelable resin emulsion of one kind and preparation method thereof |
| CN110218472A (en) * | 2019-07-16 | 2019-09-10 | 安徽华路塑料制品有限公司 | A kind of strippable water-based paint |
Non-Patent Citations (1)
| Title |
|---|
| 刘瑾等: ""核-壳结构苯-丙共聚乳液可剥涂料的研究"", 《安徽建筑工业学院学报（自然科学版）》 * |
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