CN104449089A - Water-based highly chloridized polypropylene anticorrosive primer and preparation method thereof - Google Patents
Water-based highly chloridized polypropylene anticorrosive primer and preparation method thereof Download PDFInfo
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- CN104449089A CN104449089A CN201410758489.9A CN201410758489A CN104449089A CN 104449089 A CN104449089 A CN 104449089A CN 201410758489 A CN201410758489 A CN 201410758489A CN 104449089 A CN104449089 A CN 104449089A
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- chlorinated polypropylene
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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
- C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
- C09D123/26—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers modified by chemical after-treatment
- C09D123/28—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
-
- 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
- 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 Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention provides a water-based highly chloridized polypropylene anticorrosive primer, which comprises the following components in percentage by weight: 10-15% of water-based highly chloridized polypropylene, 5-8% of water-based epoxy resin, 4-8% of water-soluble chlorinated paraffin, 30-35% of international standard red lead, 3-6% of environment-friendly zinc phosphate, 5-8% of super zinc phosphate, 5-8% of precipitated barium sulphate, 2-4% of corrosion inhibitor, 0.2-0.3% of water-based disperser, 0.1-0.2% of water-based defoamer, 0.1-0.2% of water-based foam inhibitor, 1-2% of hydrated magnesium silicate, 0.5-1% of water-based thickening agent, 0.5-1% of neutralizer, 0.5-1% of flash-rust inhibitor, 1-2% of coalescing agent, 1-2% of cosolvent, 0.1-0.2% of water-based wetting agent, and 7.0-9.0% of deionized water. The water-based highly chloridized polypropylene anticorrosive primer disclosed by the invention is rapid in dry speed, high in anticorrosive capability and very excellent in chemical resistance; the salt spray resistance property can be above 1000 h; the surface of the water-based highly chloridized polypropylene anticorrosive primer is free from bubble and rust; and in addition, after being immersed in a 30% sulfuric acid solution, a 30% sodium hydroxide solution or a 30%sodium chloride solution for 7 days, the water-based highly chloridized polypropylene anticorrosive primer is free from bubble and rust and cannot fall off.
Description
Technical field
The present invention relates to painting field, refer to a kind of water-based height Chlorinated Polypropylene III anti-corrosion primer and preparation method thereof especially.
Background technology
Along with people strengthen day by day to environmental protection consciousness; require also more and more stronger to the feature of environmental protection of coating products; the high chlorinated polyethylene anti-corrosive paint that existing market uses is traditional oil paint; because the molecular weight of HCPE is very large; very many organic solvents must be added when dissolving HCPE; as: benzene kind solvent, ketones solvent fully could dissolve and come; maximum solid containing accomplishing 40%; therefore so also have the organic solvent of 60% all to evaporate in air in paint film implementation procedure, great pollution is caused to environment.Now commercially be badly in need of a kind of watersoluble chlorinated polyalkenes protective system of invention, thus can environmental issue be solved again while solving the problem of heavy antisepsis.
Summary of the invention
The present invention proposes a kind of water-based height Chlorinated Polypropylene III anti-corrosion primer and preparation method thereof, can strengthen its barrier propterty to metal, can improve salt fog resistance again, effectively anticorrosion.
Technical scheme of the present invention is achieved in that a kind of water-based height Chlorinated Polypropylene III anti-corrosion primer, comprise the following component according to massfraction meter: water-based height Chlorinated Polypropylene III 10-15%, aqueous epoxy resins 5-8%, soluble chloride fossil waxes 4-8%, GB red lead powder 30-35%, environmental protection zinc phosphate 3-6%, super phosphorus zinc white 5-8%, process white 5-8%, inhibiter 2-4%, aqueous dispersant 0.2-0.3%, water-based defoamer 0.1-0.2%, water-based suds suppressor 0.1-0.2%, hydrated magnesium silicate 1-2%, water-based thickener 0.5-1%, neutralizing agent 0.5-1%, anti-sudden strain of a muscle rust agent 0.5-1%, film coalescence aid 1-2%, solubility promoter 1-2%, aqueous wetting agent 0.1-0.2%, deionized water 7.0-9.0%.
The preparation method of water-based height Chlorinated Polypropylene III anti-corrosion primer, comprises following processing step:
Step a., by water-based height Chlorinated Polypropylene III, deionized water, neutralizing agent, solubility promoter, fully stirs, and is fully dissolved by water-based height chlorinated polypropylene, and test pH value, is adjusted to 9-10 by its pH value;
Step b. adopts deionized water to produce in cylinder by adding after suds suppressor, dispersion agent dilution, stirs 5-10 minute;
Step c adds GB red lead powder, environmental protection zinc phosphate, process white, super phosphorus zinc white, hydrated magnesium silicate while stirring, dispersion 15-20 minute, adopts horizontal sand mill that fineness is ground to 45 microns;
Steps d. add aqueous epoxy resins, soluble chloride fossil waxes, stir 10-15 minute;
Step e. adopts deionized water to produce adding after defoamer, wetting agent, anti-sudden strain of a muscle rust dilution agent in cylinder respectively, adds while stirring in process;
Step f. adds film coalescence aid, thickening material, inhibiter, stirs 10-15 minute;
Step g. adopt deionized water adjustment viscosity, adopt neutralizing agent adjustment finished product pH value to 8-9;
Step h. dry plate realizes, comprise viscosity adjustment, spraying, from dry, slaking and salt spray resistance test.
As preferably, described dry plate realizes, be specially and directly adopt deionized-distilled water to carry out the adjustment of spray viscosity, spray viscosity is adjusted to 15-20S (NK-2 cup), spraying layer 2-3, dry plate is placed in 25 DEG C of thermostat containers and was detected traditional performance from dry 48 hours, and slaking tested salt spray resistance after 7 days, and the dry plate film thickness of salt spray resistance controls at 70-80 μm.
As preferably, in described step a, stirring velocity is 600-800 rev/min; In step b, stirring velocity is 400-600 rev/min; In step c, stirring velocity is 400-600 rev/min, and rate of dispersion is 800-1000 rev/min.
As preferably, in described steps d, stirring velocity is 600-800 rev/min; In step e, stirring velocity is 400-600 rev/min; In step c, stirring velocity is 600-800 rev/min.
Compared with prior art, the invention has the advantages that: the invention provides a kind of water-based height Chlorinated Polypropylene III protective system and preparation method thereof, its product have employed aqueous epoxy resins to improve the fragility of water-based height Chlorinated Polypropylene III, thus strengthen its barrier propterty to metal, present invention utilizes high Chlorinated Polypropylene III height acid and alkali-resistance salt, make use of epoxy resin preservative property, make use of inhibiter and metal oxide " chelating " occurs to react, salt spray resistance is promoted to 1000 hours, comprehensive painting cost declines with oil-base paint greatly than existing, it is a superior prod being applied to steel structure coating.This product is extensively used should in industries such as petroleum and petrochemical industry steel structure, coastal area Bridge Steel structures.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment:
The raw material that following examples use is as follows:
Water-based height Chlorinated Polypropylene III (E-723 Nippon Paper)
Aqueous epoxy resins (3510 U.S. step figure)
Soluble chloride fossil waxes (cloud Qinghua, 42# Weihai work)
GB red lead powder (the good coloured silk in GB 97 Henan)
Super phosphorus zinc white (HJ Zhengzhou foreign exchange)
Environmental protection zinc phosphate (PZ20 ring fine jade chemical industry)
Process white (3000 order ultra-fine barium sulfate Shanghai jump river)
Inhibiter (conjunction Xinghua, T702 Tianjin work)
Dispersion agent (PX4585 BASF)
Defoamer (NXZ section Ninghua work)
Wetting agent (C-2817 sea ease chemistry)
Film coalescence aid (ethylene glycol monobutyl ether LG-DOW)
Solubility promoter (acetone China Petrochemical Industry)
Neutralizing agent (this chemistry of DMAE sea inscription)
Anti-sudden strain of a muscle rust agent (A366 section promise chemical industry)
Suds suppressor (MD-20 U.S. gas)
Hydrated magnesium silicate (S9 sea ease chemistry)
Water-based thickener (this chemistry of WT-105A sea inscription)
Table 1: embodiment 1 ~ embodiment 5 formulation ratio
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | |
| Water-based height Chlorinated Polypropylene III | 10 | 12 | 13 | 14 | 15 |
| Aqueous epoxy resins | 5 | 8 | 7 | 5 | 5 |
| Soluble chloride fossil waxes | 8 | 6 | 4 | 7 | 4 |
| Aqueous dispersant | 0.2 | 0.3 | 0.2 | 0.3 | 0.3 |
| Neutralizing agent | 0.5 | 0.8 | 0.8 | 1 | 1 |
| Water-based suds suppressor | 0.2 | 0.2 | 0.2 | 0.1 | 0.2 |
| GB red lead powder | 35 | 30 | 32 | 30 | 30 |
| Environmental protection zinc phosphate | 3 | 4 | 5 | 6 | 5 |
| Process white | 5 | 8 | 6 | 5 | 6 |
| Super phosphorus zinc white | 8 | 5 | 6 | 5 | 5 |
| Hydrated magnesium silicate | 1 | 1.5 | 1.5 | 1.5 | 2 |
| Inhibiter | 2 | 4 | 3 | 3 | 2 |
| Water-based defoamer | 0.2 | 0.1 | 0.1 | 0.2 | 0.1 |
| Water-based thickener | 1 | 0.5 | 0.8 | 1 | 1 |
| Solubility promoter | 1 | 1.5 | 2 | 1.5 | 2 |
| The agent of anti-sudden strain of a muscle rust | 0.5 | 0.6 | 0.9 | 1 | 1 |
| Wetting agent | 0.1 | 0.1 | 0.2 | 0.2 | 0.1 |
| Film coalescence aid | 1 | 1.5 | 1.5 | 2 | 2 |
| Deionized water | 18.3 | 15.9 | 15.8 | 16.2 | 18.3 |
| Add up to | 100 | 100 | 100 | 100 | 100 |
Concrete preparation method comprises following processing step:
Step a., by water-based height Chlorinated Polypropylene III, deionized water, neutralizing agent, solubility promoter, adopts 600-800 rev/min fully to stir, is fully dissolved by water-based height chlorinated polypropylene, and test pH value, is adjusted to 9-10 by its pH value;
Step b. adopts deionized water to produce adding after suds suppressor, dispersion agent dilution in cylinder, adopts 400-600 rev/min to stir 5-10 minute;
Step c limit adopts 400-600 rev/min of rotating speed stirring limit to add GB red lead powder, environmental protection zinc phosphate, process white, super phosphorus zinc white, hydrated magnesium silicate, adopt 800-1000 rev/min to disperse 15-20 minute, adopt horizontal sand mill that fineness is ground to 45 microns;
Steps d. add aqueous epoxy resins, soluble chloride fossil waxes, adopt 600-800 rev/min to stir 10-15 minute;
Step e. adopts deionized water to produce adding after defoamer, wetting agent, anti-sudden strain of a muscle rust dilution agent in cylinder respectively, adopts 400-600 rev/min to add while stirring in process;
Step f. adds film coalescence aid, thickening material, inhibiter, adopts 600-800 rev/min to stir 10-15 minute;
Step g. adopt deionized water adjustment viscosity, adopt neutralizing agent adjustment finished product pH value to 8-9.
Performance test
Test method is: directly adopt deionized-distilled water to carry out being diluted to spray viscosity (15-20S, NK-2 cup), get salt spray resistance test steel plate and standard-bred mouth iron plate carry out phosphatization or grinding process, to mix up paint spay-coating on material, salt spray resistance tested steel plate thickness controls at 70-80 μm, traditional performance test panel film thickness controls at 20-30 μm, and after 48 hours do solid work completely, do all-round property testing, slaking tested salt spray resistance after 7 days.
Table 2: embodiment 1-5 dry plate the performance test results
In upper table, five embodiments of water-based height Chlorinated Polypropylene III anti-corrosion primer provided by the invention, compared with the oiliness highly-chlorinated polyethylene paint of market, can draw, the performance of its impact property, acid resistance, alkali resistance, salt tolerance and resistance to neutral salt spray all has a clear superiority in.
Can draw thus, this kind of product has that dry speed is fast, antiseptic power is strong, salt spray resistance can reach 1000h with the non-foaming non-corrosive of upper surface, chemical resistance is very excellent, to be soaked in 30% sulphuric acid soln, 30% sodium hydroxide solution, 30% sodium chloride solution that 7 days paint films are non-foaming, non-corrosive, not to come off.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a water-based height Chlorinated Polypropylene III anti-corrosion primer, it is characterized in that: comprise the following component according to massfraction meter: water-based height Chlorinated Polypropylene III 10-15%, aqueous epoxy resins 5-8%, soluble chloride fossil waxes 4-8%, GB red lead powder 30-35%, environmental protection zinc phosphate 3-6%, super phosphorus zinc white 5-8%, process white 5-8%, inhibiter 2-4%, aqueous dispersant 0.2-0.3%, water-based defoamer 0.1-0.2%, water-based suds suppressor 0.1-0.2%, hydrated magnesium silicate 1-2%, water-based thickener 0.5-1%, neutralizing agent 0.5-1%, anti-sudden strain of a muscle rust agent 0.5-1%, film coalescence aid 1-2%, solubility promoter 1-2%, aqueous wetting agent 0.1-0.2%, deionized water 7.0-9.0%.
2. a preparation method for water-based height Chlorinated Polypropylene III anti-corrosion primer according to claim 1, is characterized in that comprising following processing step:
Step a., by water-based height Chlorinated Polypropylene III, deionized water, neutralizing agent, solubility promoter, fully stirs, and is fully dissolved by water-based height chlorinated polypropylene, and test pH value, is adjusted to 9-10 by its pH value;
Step b. adopts deionized water to produce in cylinder by adding after suds suppressor, dispersion agent dilution, stirs 5-10 minute;
Step c adds GB red lead powder, environmental protection zinc phosphate, process white, super phosphorus zinc white, hydrated magnesium silicate while stirring, dispersion 15-20 minute, adopts horizontal sand mill that fineness is ground to 45 microns;
Steps d. add aqueous epoxy resins, soluble chloride fossil waxes, stir 10-15 minute;
Step e. adopts deionized water to produce adding after defoamer, wetting agent, anti-sudden strain of a muscle rust dilution agent in cylinder respectively, adds while stirring in process;
Step f. adds film coalescence aid, thickening material, inhibiter, stirs 10-15 minute;
Step g. adopt deionized water adjustment viscosity, adopt neutralizing agent adjustment finished product pH value to 8-9;
Step h. dry plate realizes, comprise viscosity adjustment, spraying, from dry, slaking and salt spray resistance test.
3. the preparation method of water-based height Chlorinated Polypropylene III anti-corrosion primer according to claim 2, it is characterized in that: described dry plate realizes, be specially and directly adopt deionized-distilled water to carry out the adjustment of spray viscosity, spray viscosity is adjusted to 15-20S (NK-2 cup), spraying layer 2-3, dry plate is placed in 25 DEG C of thermostat containers and was detected traditional performance from dry 48 hours, and slaking tested salt spray resistance after 7 days, and the dry plate film thickness of salt spray resistance controls at 70-80 μm.
4. the preparation method of water-based height Chlorinated Polypropylene III anti-corrosion primer according to claim 2, is characterized in that: in described step a, stirring velocity is 600-800 rev/min; In step b, stirring velocity is 400-600 rev/min; In step c, stirring velocity is 400-600 rev/min, and rate of dispersion is 800-1000 rev/min.
5. the preparation method of water-based height Chlorinated Polypropylene III anti-corrosion primer according to claim 2, is characterized in that: in described steps d, stirring velocity is 600-800 rev/min; In step e, stirring velocity is 400-600 rev/min; In step c, stirring velocity is 600-800 rev/min.
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| CN201410758489.9A CN104449089A (en) | 2014-12-10 | 2014-12-10 | Water-based highly chloridized polypropylene anticorrosive primer and preparation method thereof |
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| CN201410758489.9A CN104449089A (en) | 2014-12-10 | 2014-12-10 | Water-based highly chloridized polypropylene anticorrosive primer and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505020A (en) * | 2016-01-04 | 2016-04-20 | 惠州圣源恒工艺品有限公司 | Environment-friendly ceramic simulating coating and spraying method thereof |
| CN106189634A (en) * | 2016-07-19 | 2016-12-07 | 成都拜迪新材料有限公司 | It is applied to the water-based primer-topcoat in one type paint of 25 type passenger vehicles |
| CN107177293A (en) * | 2017-06-06 | 2017-09-19 | 福建省泽弘智能机械有限公司 | A kind of epichlorophdrin polyaniline anticorrosion paint and preparation method thereof |
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| CN103382348A (en) * | 2013-07-01 | 2013-11-06 | 吴江市物华五金制品有限公司 | Quick-drying anticorrosion bottom coating for steel materials and preparation method thereof |
| CN104177937A (en) * | 2014-09-19 | 2014-12-03 | 新兴河北冶金资源有限公司 | Anticorrosive paint |
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| CN103382348A (en) * | 2013-07-01 | 2013-11-06 | 吴江市物华五金制品有限公司 | Quick-drying anticorrosion bottom coating for steel materials and preparation method thereof |
| CN104177937A (en) * | 2014-09-19 | 2014-12-03 | 新兴河北冶金资源有限公司 | Anticorrosive paint |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505020A (en) * | 2016-01-04 | 2016-04-20 | 惠州圣源恒工艺品有限公司 | Environment-friendly ceramic simulating coating and spraying method thereof |
| CN105505020B (en) * | 2016-01-04 | 2018-07-31 | 惠州圣源恒工艺品有限公司 | A kind of environment-friendly porcelain-like paint and its spraying method |
| CN106189634A (en) * | 2016-07-19 | 2016-12-07 | 成都拜迪新材料有限公司 | It is applied to the water-based primer-topcoat in one type paint of 25 type passenger vehicles |
| CN107177293A (en) * | 2017-06-06 | 2017-09-19 | 福建省泽弘智能机械有限公司 | A kind of epichlorophdrin polyaniline anticorrosion paint and preparation method thereof |
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