CN105885610A - High-strength waterproof coating and preparation method thereof - Google Patents

High-strength waterproof coating and preparation method thereof Download PDF

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Publication number
CN105885610A
CN105885610A CN201610440813.1A CN201610440813A CN105885610A CN 105885610 A CN105885610 A CN 105885610A CN 201610440813 A CN201610440813 A CN 201610440813A CN 105885610 A CN105885610 A CN 105885610A
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China
Prior art keywords
parts
waterproof coating
aaem
strength waterproof
water
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CN201610440813.1A
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Chinese (zh)
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王嘉宁
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Individual
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Priority to CN201610440813.1A priority Critical patent/CN105885610A/en
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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
    • C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
    • C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/10—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers containing more than one epoxy radical per molecule
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention discloses high-strength waterproof coating and a preparation method thereof. The high-strength waterproof coating is made mainly from epoxy resin, methacrylic acid, acetoacetoxy ethyl methacrylate and chitosan by resin pre-emulsifying, self-crosslinking and mixing with an aid. The high-strength waterproof coating is simple to prepare, the materials are easy to obtain, the high-strength waterproof coating is easy for construction, has a large angle of contact with water and good waterproof effect, allows droplets to easily flow down the surface, has long hydrophobic life and high strength, and is suitable for the surface treatment field for common metals (aluminum, copper, steel and the like), building materials, glass and the like, and other fields; the high-strength waterproof coating is universal in the field of common industrial and domestic materials.

Description

A kind of high-strength waterproof coating and preparation method thereof
Technical field
The invention belongs to material surface process and technical field of coatings, particularly to a kind of high-strength waterproof coating and system thereof Preparation Method.
Background technology
Coating water-proof technology can be widely used for hydrophobic, the self-cleaning of the material surfaces such as building, metal, but the most still There is many disadvantages, have that material surface uniformity particularly abrasion resistance is poor, poor to the adhesiveness of matrix, product quality The problems such as instability, as a example by water proofing property, the weather-proof water proofing property waterproof effect of coating is poor, and water droplet stays coating table for a long time Face, can have an impact the life-span of coating, and was easy to enter inside along gap, and then destroyed internal structure.
Summary of the invention
The present invention is directed to the above-mentioned shortcomings that existing technology exists, have developed a kind of big with water contact angle, water resistance is good High-strength waterproof coating.
Present invention also offers the preparation method of described high-strength waterproof coating.
Technical solution of the present invention is as follows:
A kind of high-strength waterproof coating, raw material weight proportioning is as follows:
Epoxy resin 80 parts,
Methacrylic acid 80 parts,
AAEM 80 parts,
Chitosan 80 parts,
Dichloromethane 14-18 part,
Dimethyl adipate 7-10 part,
Ammonium persulfate. 4.0-6.0 part,
Potassium peroxydisulfate 2.0-3.5 part,
Anionic polycarboxylate's dipersant 4.2-6.5 part,
Nanometer zinc ferrite 6.0-8.0 part,
Universal superfine alumina silicate 37.8-39 part,
Nanometer cobalt 0.7-1.0 part,
Silicon dioxide 2.5-3.0 part,
Lecithin 8.9-10 part,
120 parts of water.
Described universal superfine alumina silicate is 3000 mesh.
Above-mentioned high-strength waterproof preparation method for coating, step includes:
1) respectively epoxy resin and methacrylic acid and 20 parts of water, dichloromethane and AAEM are mixed Close, the most under stirring at room temperature, dichloromethane and AAEM mixed liquor are dropwise added drop-wise to epoxy Resin is with metering system aqueous acid, and time for adding is 30-40min, continues stirring 1-1.5h, obtains epoxy resin-methyl Acrylic acid-AAEM solution；
2) by dimethyl adipate, Ammonium persulfate., potassium peroxydisulfate mix homogeneously, what 1-2h was added drop-wise to is warming up to the ring of 80-82 DEG C In epoxy resins-methacrylic acid-AAEM solution, 80-82 DEG C of stirring 1.5-2h, dropping The ammonia of 0.1mol/L adjusts PH7-8, is subsequently adding chitosan stirring 1h；
3) to step 2) solution adds surplus stock, being dispersed to fineness is less than 10 microns, stirs, and filters and get final product.
The high-strength waterproof coating that the present invention prepares and water contact angle are 145o-150o。
High-strength waterproof coating of the present invention, with epoxy resin, methacrylic acid, AAEM and Chitosan is primary raw material, by resin pre-emulsification, self-crosslinking, and is mixed with auxiliary agent and obtains.The high intensity of the present invention Water-repellent paint preparation is simple, and raw material is easy to get, easy construction, and big with water contact angle, good water-proof effect, the globule is easy to along surface Flowing down, the hydrophobic life-span is long, and intensity is high, it is adaptable to the surface process such as common metal (aluminum, copper, steel etc.), construction material, glass etc. are led Territory；There is the universality of common industry life Material Field.
Accompanying drawing explanation
Waterproof effect (contact angle) schematic diagram of the paint coatings that Fig. 1 is the embodiment of the present invention 1 and prepared by comparative example.
Detailed description of the invention
Below will by embodiment, the invention will be further described, these describe be not present invention is made into The restriction of one step.It should be understood by those skilled in the art that the equivalent that present invention is made, or be correspondingly improved, still Within belonging to protection scope of the present invention.
Embodiment 1
A kind of high-strength waterproof coating, raw material weight proportioning is as follows:
Epoxy resin 80 parts,
Methacrylic acid 80 parts,
AAEM 80 parts,
Chitosan 80 parts,
Dichloromethane 16 parts,
Dimethyl adipate 8 parts,
Ammonium persulfate. 5.0 parts
Potassium peroxydisulfate 2.5 parts
Anionic polycarboxylate's dipersant 5.5 parts,
Nanometer zinc ferrite 7.0 parts,
Universal superfine alumina silicate 38.0 parts,
Nanometer cobalt 0.8 part,
Silicon dioxide 2.8 parts,
9.5 parts of lecithin,
120 parts of water.
Described superfine alumina silicate is 3000 mesh.
Preparation method, step includes:
1) respectively epoxy resin and methacrylic acid and 20 parts of water, dichloromethane and AAEM are mixed Close, the most under stirring at room temperature, dichloromethane and AAEM mixed liquor are dropwise added drop-wise to epoxy In resin and metering system aqueous acid, time for adding is 35min, continues stirring 1h, obtain epoxy resin-methacrylic acid- AAEM solution；
2) by dimethyl adipate, Ammonium persulfate., potassium peroxydisulfate mix homogeneously, what 1.5h was added drop-wise to is warming up to the ring of 80-82 DEG C In epoxy resins-methacrylic acid-AAEM solution, 80-82 DEG C of stirring 1.5h, drip 0.1mol/L Ammonia adjust PH7-8, be subsequently adding chitosan stirring 1h；
3) to step 2) solution adds surplus stock, being dispersed to fineness is less than 10 microns, stirs, and filters and get final product.
Comparative example 1
A kind of coating, raw material weight proportioning is as follows:
Methacrylic acid 80 parts,
AAEM 80 parts,
Dichloromethane 16 parts,
Dimethyl adipate 8 parts,
Ammonium persulfate. 5.0 parts,
Potassium peroxydisulfate 2.5 parts,
Anionic polycarboxylate's dipersant 5.5 parts,
Nanometer tin 3.0 parts,
Nanometer cobalt 3.0 parts,
Universal superfine alumina silicate 38.0 parts,
Nanometer cobalt 0.8 part,
Silicon dioxide 2.8 parts,
Thickening agent 9.5 parts,
120 parts of water.
Described superfine alumina silicate is 3000 mesh.
Preparation method, step includes:
1) respectively by methacrylic acid and 20 parts of water, dichloromethane and AAEM mixing, then exist It is stirred at room temperature down, dichloromethane and AAEM mixed liquor are dropwise added drop-wise to the water of methacrylic acid In solution, time for adding is 35min, continues stirring 1h, obtains methacrylic acid-AAEM solution；
2) by dimethyl adipate, Ammonium persulfate., potassium peroxydisulfate mix homogeneously, what 1.5h was added drop-wise to is warming up to the first of 80-82 DEG C In base acrylic acid-AAEM solution, 80-82 DEG C of stirring 1.5h, the ammonia of dropping 0.1mol/L is adjusted PH7-8；
3) to step 2) solution adds surplus stock, being dispersed to fineness is less than 10 microns, stirs, and filters and get final product.
High-strength waterproof coating embodiment 1 prepared is applied on aluminium flake, takes 4 μ L water and drops in coating surface gently On, the measurement of contact angle is then carried out with contact angle instrument.Coating and water contact angle are 150o(as shown if figure 1-b), water droplet It is present on matrix surface with subglobular, rolls down the most under gravity, reach waterproof effect.Simultaneously to use comparative example The aluminium flake of 1 coating is as comparison, after dripping, measures contact angle (as shown in Fig. 1-A).It will be seen from figure 1 that the present invention implements Coating prepared by example shows water resistance well, and water droplet is present in matrix surface with subglobular.It addition, asphalt mixtures modified by epoxy resin The introducing of fat, chitosan, lecithin etc., not only enhance between coating and solid matrix is adhesive, and intensity also obtains simultaneously It is greatly improved.
Embodiment 2
A kind of high-strength waterproof coating, raw material weight proportioning is as follows:
Epoxy resin 80 parts,
Methacrylic acid 80 parts,
AAEM 80 parts,
Chitosan 80 parts,
Dichloromethane 14 parts,
Dimethyl adipate 7 parts,
Ammonium persulfate. 4.0 parts,
Potassium peroxydisulfate 2.0 parts,
Anionic polycarboxylate's dipersant 4.2 parts,
Nanometer zinc ferrite 6.0 parts,
Universal superfine alumina silicate 37.8 parts,
Nanometer cobalt 0.7 part,
Silicon dioxide 2.5 parts,
8.9 parts of lecithin,
120 parts of water.
Described superfine alumina silicate is 3000 mesh.
Preparation method, step is with embodiment 1.
High-strength waterproof coating embodiment 2 prepared is applied on building surface, takes 4 μ L water and drops in painting gently On layer surface, coating and water contact angle are 145o, water droplet is present in matrix surface with subglobular.
Embodiment 3
A kind of high-strength waterproof coating, raw material weight proportioning is as follows:
Epoxy resin 80 parts,
Methacrylic acid 80 parts,
AAEM 80 parts,
Chitosan 80 parts,
Dichloromethane 18 parts,
Dimethyl adipate 10 parts,
Ammonium persulfate. 6.0 parts,
Potassium peroxydisulfate 3.5 parts,
Anionic polycarboxylate's dipersant 6.5 parts,
Nanometer zinc ferrite 8.0 parts,
Universal superfine alumina silicate 39 parts,
Nanometer cobalt 1.0 parts,
Silicon dioxide 3.0 parts,
10 parts of lecithin,
120 parts of water.
Described superfine alumina silicate is 3000 mesh.
Preparation method, step is with embodiment 1.
High-strength waterproof coating embodiment 3 prepared is applied on hard plastic sheet, takes 4 μ L water and drops in coating gently On surface, coating and water contact angle are 148o, water droplet is present in matrix surface with subglobular.

Claims (3)

1. a high-strength waterproof coating, it is characterised in that raw material weight proportioning is as follows:
Epoxy resin 80 parts,
Methacrylic acid 80 parts,
AAEM 80 parts,
Chitosan 80 parts,
Dichloromethane 14-18 part,
Dimethyl adipate 7-10 part,
Ammonium persulfate. 4.0-6.0 part,
Potassium peroxydisulfate 2.0-3.5 part,
Anionic polycarboxylate's dipersant 4.2-6.5 part,
Nanometer zinc ferrite 6.0-8.0 part,
Universal superfine alumina silicate 37.8-39 part,
Nanometer cobalt 0.7-1.0 part,
Silicon dioxide 2.5-3.0 part,
Lecithin 8.9-10 part,
120 parts of water；
Described universal superfine alumina silicate is 3000 mesh.
High-strength waterproof coating the most according to claim 1, it is characterised in that: coating and water contact angle are 145o~150o。
3. the preparation method of the high-strength waterproof coating described in a claim 1, it is characterised in that step includes:
1) respectively epoxy resin and methacrylic acid and 20 parts of water, dichloromethane and AAEM are mixed Close, the most under stirring at room temperature, dichloromethane and AAEM mixed liquor are dropwise added drop-wise to epoxy Resin is with metering system aqueous acid, and time for adding is 30-40min, continues stirring 1-1.5h, obtains epoxy resin-methyl Acrylic acid-AAEM solution；
2) by dimethyl adipate, Ammonium persulfate., potassium peroxydisulfate mix homogeneously, what 1-2h was added drop-wise to is warming up to the ring of 80-82 DEG C In epoxy resins-methacrylic acid-AAEM solution, 80-82 DEG C of stirring 1.5-2h, dropping The ammonia of 0.1mol/L adjusts PH7-8, is subsequently adding chitosan stirring 1h；
3) to step 2) solution adds surplus stock, being dispersed to fineness is less than 10 microns, stirs, and filters and get final product.
CN201610440813.1A 2016-06-20 2016-06-20 High-strength waterproof coating and preparation method thereof Pending CN105885610A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610440813.1A CN105885610A (en) 2016-06-20 2016-06-20 High-strength waterproof coating and preparation method thereof

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Application Number Priority Date Filing Date Title
CN201610440813.1A CN105885610A (en) 2016-06-20 2016-06-20 High-strength waterproof coating and preparation method thereof

Publications (1)

Publication Number Publication Date
CN105885610A true CN105885610A (en) 2016-08-24

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1281016A (en) * 1999-07-20 2001-01-24 罗姆和哈斯公司 Polymer-pigment compound
CN101328272A (en) * 2007-06-20 2008-12-24 关西涂料株式会社 Granulated gel, preparing method, preparing apparatus and preparing method of multicolor pattern paint
CN102850909A (en) * 2012-08-30 2013-01-02 苏州市德莱尔建材科技有限公司 Waterproof coating
CN104277526A (en) * 2014-09-04 2015-01-14 青岛佳尚创意文化有限公司 Water-proof coating and production method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1281016A (en) * 1999-07-20 2001-01-24 罗姆和哈斯公司 Polymer-pigment compound
CN101328272A (en) * 2007-06-20 2008-12-24 关西涂料株式会社 Granulated gel, preparing method, preparing apparatus and preparing method of multicolor pattern paint
CN102850909A (en) * 2012-08-30 2013-01-02 苏州市德莱尔建材科技有限公司 Waterproof coating
CN104277526A (en) * 2014-09-04 2015-01-14 青岛佳尚创意文化有限公司 Water-proof coating and production method thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
国家食品药品监督管理总局执业药师资格认证中心: "《药学专业知识（一）》", 31 January 2016, 中国医药科技出版社 *
迟玉杰: "《蛋制品加工技术》", 31 January 2009, 中国轻工业出版社 *

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Application publication date: 20160824