CN104710894B - A kind of preparation method of polymer matrix water-repellent paint - Google Patents

A kind of preparation method of polymer matrix water-repellent paint Download PDF

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Publication number
CN104710894B
CN104710894B CN201510158549.8A CN201510158549A CN104710894B CN 104710894 B CN104710894 B CN 104710894B CN 201510158549 A CN201510158549 A CN 201510158549A CN 104710894 B CN104710894 B CN 104710894B
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parts
preparation
weight
coating
polymer emulsion
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CN201510158549.8A
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CN104710894A (en
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汪春燕
张楚云
文梓润
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Foshan Coating Building Materials Co Ltd Worry Free
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D147/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds; Coating compositions based on derivatives of such polymers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F236/00Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F236/02Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/346Clay
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08Anti-corrosive paints
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives

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

Abstract

The present invention relates to a kind of preparation method of polymer matrix water-repellent paint; employ specific raw material monomer and proportioning; under specific process conditions through high temperature polymerization obtain with good flexibility, viscosity, stability polymer emulsion; the coating prepared with the polymer emulsion is after coating film forming; coating has good barrier properties, intensity and corrosion resistance; for the protective coating of building, it can effectively extend the service life of building.

Description

A kind of preparation method of polymer matrix water-repellent paint
Technical field
The present invention relates to a kind of preparation method of polymer matrix water-repellent paint.
Background technology
Water-repellent paint is mainly used in building, and it possesses two kinds of functions:One is to protect building from external environment condition shadow Ring or influenceed to minimize, water-repellent paint can form continuous film on its surface after being coated on building, this Film has the performances such as corrosion-resistant, anti-pollution, waterproof, to extend the life-span of building;Two be decoration building, and waterproof is applied Material, which is painted on after building surface, can form the film with different colours, various luster and different texture, so as to play U.S. Change the effect of environment.However, the water-repellent paint used at present is used for outdoor, its intensity, tear resistance, weather resisteant are poor, use Short life, during for roof waterproof, protective layer generally need to be also done again on roof waterproof layer, add construction costs, also inconvenient In maintenance.
The content of the invention
In order to overcome the deficiencies in the prior art, it is of the invention provide it is a kind of with good strength, corrosion resistance, water proofing property The preparation method of polymer matrix coating.The above-mentioned purpose of the present invention is realized by the following method:
A kind of preparation method of polymer matrix water-repellent paint, comprises the following steps:
a)The preparation of polymer emulsion:In terms of parts by weight, 100 parts of ionized water is removed, is added in reactor, then successively Add 2 parts of sodium stearyl sulfonate, 1.5 parts of Emulsifier EL-10,1.5 parts of pH value regulator, 20 parts of hexadiene, acrylic acid 6 Part, 10 parts of EMA, 10 parts of butyl methacrylate, 5 parts of glutaric acid, 5 parts of styrene, 1 part of ammonium persulfate, with 5 DEG C/min speed is warming up to 60 DEG C, is sufficiently stirred for 10 hours, then is warming up to 75 DEG C with 3 DEG C/min speed, and continuation is fully stirred Mix 5 hours, then add 2 parts of EDTA, deaerate under vacuum, then with the NaOH solution that weight/mass percentage composition is 20% It is 7 to adjust pH value, is cooled to room temperature, obtains polymer emulsion;
b)The preparation of coating:In terms of parts by weight, 1 part of dispersant, 1 part of defoamer, 1 part of levelling agent, nanometer titanium dioxide are taken 20 parts of titanium, 20 parts of silicon dioxide microsphere is added in container, the step a then added in terms of parts by weight)Obtained polymer 40 parts of emulsion, dispersed with stirring then adds 1.5 parts of montmorillonites, and 5 parts of filler continues to stir 2 hours, then grinds 2h, filters, Obtain polymer matrix water-repellent paint.
Step a)In the stir speed (S.S.) being sufficiently stirred for be 400 turns/min, rate of temperature fall is 3 DEG C/min.
Step b)In stir speed (S.S.) be 400 turns/min, filtered using paint filter.
Beneficial effects of the present invention
Present invention employs specific raw material monomer and proportioning, had under special reaction condition through high temperature polymerization Good flexibility, viscosity, the polymer emulsion of stability, the coating prepared with the polymer emulsion are obtained after coating film forming Coating has good barrier properties, intensity and corrosion resistance, for the protective coating of building, can effectively extend making for building Use the life-span.
Embodiment
With reference to embodiment, the present invention is further described.
Embodiment 1
The preparation of polymer emulsion:In terms of parts by weight, 100 parts of ionized water is removed, is added in reactor, is then added successively Enter 2 parts of sodium stearyl sulfonate, 1.5 parts of Emulsifier EL-10,1.5 parts of pH value regulator, 20 parts of hexadiene, 6 parts of acrylic acid, 10 parts of EMA, 10 parts of butyl methacrylate, 5 parts of glutaric acid, 5 parts of styrene, 1 part of ammonium persulfate, with 5 DEG C/min speed is warming up to 60 DEG C, it is sufficiently stirred for 10 hours, stir speed (S.S.) is 400 turns/min, then with 3 DEG C/min speed liter Temperature continues to be sufficiently stirred for 5 hours to 75 DEG C, and stir speed (S.S.) is 400 turns/min, then adds 2 parts of EDTA, under vacuum Degassing, the NaOH solution for being then 20% with weight/mass percentage composition adjustment pH value is 7, is cooled to room temperature, rate of temperature fall is 3 DEG C/ Min, obtains polymer emulsion.
The preparation of coating:In terms of parts by weight, 1 part of dispersant, 1 part of defoamer, 1 part of levelling agent, nano titanium oxide are taken 20 parts, 20 parts of silicon dioxide microsphere is added in container, the step a then added in terms of parts by weight)Obtained polymer breast 40 parts of liquid, dispersed with stirring, stir speed (S.S.) is 400 turns/min, then adds 1.5 parts of montmorillonites, and 5 parts of filler continues stirring 2 small When, stir speed (S.S.) is 400 turns/min, then grinds 2h, is filtered with paint filter, obtains polymer matrix water-repellent paint.
Coating after the paint spraying of embodiment 1 is tested, it is as a result as follows:

Claims (3)

1. a kind of preparation method of polymer matrix water-repellent paint, it is characterised in that comprise the following steps:
a)The preparation of polymer emulsion:In terms of parts by weight, 100 parts of ionized water is removed, adds in reactor, then sequentially adds 2 parts of sodium stearyl sulfonate, 1.5 parts of Emulsifier EL-10,1.5 parts of pH value regulator, 20 parts of hexadiene, 6 parts of acrylic acid, first 10 parts of base ethyl acrylate, 10 parts of butyl methacrylate, 5 parts of glutaric acid, 5 parts of styrene, 1 part of ammonium persulfate, with 5 DEG C/ Min speed is warming up to 60 DEG C, is sufficiently stirred for 10 hours, then is warming up to 75 DEG C with 3 DEG C/min speed, continues to be sufficiently stirred for 5 Hour, 2 parts of EDTA is then added, is deaerated under vacuum, is then adjusted with weight/mass percentage composition for 20% NaOH solution PH value is 7, is cooled to room temperature, obtains polymer emulsion;
b)The preparation of coating:In terms of parts by weight, 1 part of dispersant, 1 part of defoamer, 1 part of levelling agent, nano titanium oxide 20 are taken Part, 20 parts of silicon dioxide microsphere is added in container, the step a then added in terms of parts by weight)Obtained polymer emulsion 40 parts, dispersed with stirring then adds 1.5 parts of montmorillonites, and 5 parts of filler continues to stir 2 hours, then grinds 2h, filters, obtain Polymer matrix water-repellent paint;
Coating after obtained paint spraying, moist bond matrix is slight >=1.0KPa, tensile strength 1.5MPa, elongation at break 170%。
2. preparation method as claimed in claim 1, it is characterised in that:Step a)In the stir speed (S.S.) being sufficiently stirred for be 400 turns/min, rate of temperature fall is 3 DEG C/min.
3. preparation method as claimed in claim 1, it is characterised in that:Step b)In stir speed (S.S.) be 400 turns/min, adopt Filtered with paint filter.
CN201510158549.8A 2015-04-03 2015-04-03 A kind of preparation method of polymer matrix water-repellent paint Active CN104710894B (en)

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Application Number Priority Date Filing Date Title
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CN104710894B true CN104710894B (en) 2017-08-11

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* Cited by examiner, † Cited by third party
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CN109053172A (en) * 2018-09-13 2018-12-21 丁杨洋 A kind of medium-frequency induction furnace Dry vibrating material and preparation method thereof and application method

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* Cited by examiner, † Cited by third party
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CN1206299C (en) * 2003-03-26 2005-06-15 武汉理工大学 Nano modified polymer-based roof waterproof paint and its production process
CN101724116B (en) * 2009-12-08 2012-05-30 南京工业大学 Polymer emulsion and preparation method thereof
CN104277172B (en) * 2014-09-28 2017-03-22 广州大学 Water-based waterproof acrylate emulsion and preparation method thereof

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Inventor after: Wang Chunyan

Inventor after: Zhang Chuyun

Inventor after: Wen Zirun

Inventor before: Li Hailan

TA01 Transfer of patent application right
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Effective date of registration: 20170713

Address after: No. 775 Tianhe town Longwan District Wenzhou City Yongqiang Avenue 325025 in Zhejiang Province

Applicant after: Ding Yangyang

Address before: 311800 Zhejiang city in Shaoxing Province, Zhuji City, East Street and East Road No. 469

Applicant before: Li Hailan

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Effective date of registration: 20180208

Address after: Baini town Sanshui District National Torch Plan 528131 Guangdong city in Foshan province north of Foshan electronics industry base No. 73-1 F1

Patentee after: Foshan coating building materials Co., Ltd. worry free

Address before: No. 775 Tianhe town Longwan District Wenzhou City Yongqiang Avenue 325025 in Zhejiang Province

Patentee before: Ding Yangyang