CN103555017A - Water-based organically-modified inorganic zinc-rich primer and preparation method thereof - Google Patents
Water-based organically-modified inorganic zinc-rich primer and preparation method thereof Download PDFInfo
- Publication number
- CN103555017A CN103555017A CN201310539213.7A CN201310539213A CN103555017A CN 103555017 A CN103555017 A CN 103555017A CN 201310539213 A CN201310539213 A CN 201310539213A CN 103555017 A CN103555017 A CN 103555017A
- Authority
- CN
- China
- Prior art keywords
- zinc
- component
- water
- organically
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Paints Or Removers (AREA)
Abstract
The invention provides a water-based organically-modified inorganic zinc-rich primer which is prepared by mixing self-prepared water-based binder resin, over 500-mesh active zinc powder and a superfine mixed modified filler. The primer provided by the invention is environment-friendly, strong in adhesive force, chemical-mediator-corrosion-resistant, excellent in rust-proof and antiseptic property, high in hardness, wear-resistant, conductive and excellent in cathodic protection and is not affected by welding and cutting. The primer is widely applied to coating large steel structures, pipelines, oil tanks, ship locks, bridges, ships, coastal facilities, oil equipment and the like.
Description
Technical field:
The present invention relates to paint field, be specifically related to organically-modified zinc-rich coating of a kind of water-based and preparation method thereof.
Background technology:
Along with the corresponding appearance of the environmental regulation of domestic and international various harshnesses, exploitation aqueous heavy anti-corrosion paint gesture is in necessity.The loss that China's iron structure corrosion causes every year accounts for 5.3% of gross national product up to 500,000,000,000 yuan, therefore protects the metals such as iron and steel, and making its performance effect, stoping corrosion, increase the service life is a vital task of anticorrosive work.Aqueous inorganic zinc rich paint is based on inorganic silicate technology, is mainly that inorganic silicate reacts generation reticulated structure shape coating with zinc powder, belongs to environmental type coating.There is unique inorganic structure and anticorrosion mechanism, in galvanic protection, shielding, the aspect performances such as resistance erosion and passivation are remarkable.Construction along with socioeconomic development and Infrastructure, is widely used in drome, railway station, bridge, car body, the every aspect of factory building etc. steel construction.Aqueous inorganic zinc rich paint develops into now, by increasing terminal user, is paid attention to.Now there are on the market various aqueous inorganic zinc rich paint resins, but substantially can be divided into two kinds:
1, being based upon in pure inorganic silicate technical foundation--this resinoid outward appearance mostly colourless (or light color) is saturating
Bright shape, anticorrosion weather resisteant can be good, but relatively high to substrate treatment requirement, execution conditions required harsh.
2, in the technical emulsion resin through modification of inorganic silicate--the breast for building of organic for great majority
Liquid carries out modification, and the resin after improvement can effectively strengthen some physicalies of paint film, but sticking power has
Institute declines, and salt fog resistance decreases.
3, the technology of the present invention, when long, practice and experiment, select modified natural rubber to change inorganic silicate
Property, it is simple that the resin after modification is allotted the priming paint application property coming, strong adhesion, and antiseptic property is good, solves
The deficiency of other type kind.
Summary of the invention:
The invention provides the preparation method of the organically-modified zinc-rich coating of a kind of water-based.Product of the present invention is nonpoisonous and tasteless, zero VOC discharge, has fabulous sticking power, and good galvanic protection effect is conducted electricity, had to extremely strong resistant to chemical media corrodibility and good antirust, anti-corrosive performance, at high-hardness wear-resistant, do not welded and cutting affects.The physicals of filming surpasses the regulation of HG/T3668-2009, and salt fog resistance reaches HG/T3668-2009 index request.Be widely used in the applications such as large-scale steel structure, pipeline, oil tank, ship lock, bridge and boats and ships, coastal facility, oil equipment.
The technical solution used in the present invention is as follows for achieving the above object:
An organically-modified zinc-rich coating, is characterized in that, its component by following weight part is made:
Aqueous binders resin 30-40, zinc powder 60-70, ultra-fine mixed and modified filler 5-10,
The preparation method of described aqueous binders resin is:
(1) take by weight following component:
Inorganic silicic acid lithium 13-16, inorganic silicic acid potassium 12-15, functional aid 0.5-1.0, hydration activity thinner 45-50, emulsification natural rubber 18-22;
(2) the inorganic silicic acid lithium taking, inorganic silicic acid potassium are hydrolyzed under acidic conditions, obtain hydrolyzate, gained hydrolyzate and emulsification natural rubber be polymerization reaction take place under 60 ℃ of conditions, obtains aqueous binders resin;
Described ultra-fine mixed and modified filler is to be prepared and obtained by following method:
A. take off the raw material of row weight part: kaolin 100-150, calcium carbonate 120-130, zeolite 10-12, nano-sized carbon 1-2, tungstic oxide 1-2, lanthanum trioxide 2-3, peppermint essential oil 2-3, Sodium peroxoborate 1-2, aluminum oxide 2-3, precipitator method barium sulfate 30-34, tea-polyphenol 3-4, triethyl citrate 1-2, titanate coupling agent TMC-TTS4-6, jade powder 1-2;
B, kaolin, calcium carbonate, zeolite are calcined to 4-5h at 450-480 ℃, be cooled to room temperature, after taking-up, add in the sodium hydroxide solution of 3-4% and grind 1-2 hour, then, the hydrochloric acid soln that adds 12-15%, adjusting pH value is 4-5, ageing 10-15 hour, and it is neutral that repeated hydrogenation sodium hydroxide solution regulates lapping liquid pH, filter, dry and obtain filler powder;
C, above-mentioned gained powder is mixed with other remaining component, grind to form ultra-fine powder mix, and with the speed of 8000-10000 rev/min, high speed dispersion is even.
The organically-modified zinc-rich coating of described water-based, is characterized in that: described zinc powder is 500 order active zinc powders.
The organically-modified zinc-rich coating of described water-based, is characterized in that: described functional aid is selected from one or more in flow agent, defoamer, siccative, thickening material.
The production method of the described organically-modified zinc-rich coating of water-based, is characterized in that, comprises the following steps:
(1) at clean plastic tank good seal, be packaged as coating first component by aqueous binders resin is filling by weight;
(2) under dry environment, weigh up by weight zinc powder and ultra-fine mixed and modified filler, with kneader, mix, with plastic bag packaging, put into large mouthful of metal bucket and be coating component B;
(3) while using, first component is mixed with the ratio of second component by weight 3: 7.
Technical scheme deterministic process of the present invention:
1) determining of main film forming substance aqueous binders resin:
The aqueous binders resin that the present invention adopts is that the silicate cement glass (modulus is 4.8 left and right) by high-module forms through natural rubber modification.Soluble glass of high modulus compound binding agent after modification, more OH base is contained in the inside, there is more molecule to participate in polymerization, Si-O key and zinc powder wherein, the polymerizations such as the ferro element of steel structure surface generate silicate polymer, after absorbing airborne water and CO2, continue to be reacted into insoluble paint film and netted silicic acid zinc chrome compound, be bonded together and form huge network with steel construction base material, natural rubber is wherein because of its resistance to good aging resistance, high-strength cohesiveness and closure, after polymerization, formed an organic whole with steel construction together with other chromium complex, played the effect of protection iron and steel.
(2) become determining of paint formula:
The organically-modified zinc-rich coating of water-based of the present invention, by first component liquid and second group powder according to a certain percentage (3: 7) form.Component B is that more than 500 orders active zinc powder and a small amount of ultra-fine mixed fillers form, and first component is the lithium silicate potassium resin glue of natural rubber modification of the present invention.The salient features of paint film is by the showing of mutual work complicated between each component and between ground steel construction, so the quality of liquid (binding agent) directly affects the performance of coating.
Advantage of the present invention:
Because aqueous binders resin is high molar ratio lithium silicate, the potassium silicate mixture by natural rubber modification, thereby the present invention has the following advantages:
1. permanent weathering resistance: the main film forming matter of product of the present invention is inorganics, can resist for a long time the ultraviolet ray of sunlight and can not be aging, and under long-term being exposed to the sun, is also difficult for occurring efflorescence, cracking, and the phenomenon such as come off.Zinc powder in paint film, can play good galvanic protection effect, even if paint film is damaged unexpectedly, also can not spread to periphery, and its salt spray resistance can reach 1000 hours.
2. good cohesive strength: product of the present invention belongs to the zinc-rich paint of aqueous silicic acid salt, paint film touches with base material iron knot in the middle of drying process, form the netted chromium complex of chemistry of silicic acid zinc-iron class, be chemical bonds very firmly, thereby base material steel construction is had to very strong cohesive strength (sticking power >=3MPa).
3. performance is tied in weldering: can be with paint cutting, weldering knot paint film is non-foaming, does not come off, and does not burn, and does not affect weldquality.
4. security: product of the present invention be take water as medium, without flash-point, do not fire not quick-fried, containing harmful organic volatile compounds, to environment environmental protection, to workmen's safety.
5 thermotolerances: product of the present invention for a long time can heatproof 400 ℃, and moment can heatproof reach 800 ℃.And no matter have good sprayability, be aerial spraying or Airless spraying, during construction, be difficult for stifled spray gun.Except above feature, also has wear resistance, static resistance (105-108), solvent resistance etc.
Embodiment
The preparation of embodiment 1 filmogen aqueous binders resin
Main raw material(s)
1.1 materials form
Inorganic silicic acid potassium, inorganic silicic acid lithium, functional aid, hydration activity thinner, emulsification natural rubber.
The composition of raw materials of 1.2 aqueous binders resins
1.3 synthesis technique
1.3.1 the emulsification of natural rubber: throw 8% cyclohexane solution of natural rubber in reactor, under stirring, add oleic acid and Span-80 (Span80), 25 ℃ add certain density KOH solution, when system by water-in-oil, transferred to oil-in-water anti-phase after, use again high shearing mixing emulsor emulsification, at 40 ℃, hexanaphthene is extracted in underpressure distillation out, makes emulsification nature rubber latex.
1.3.2 aqueous binders resin is synthetic: the inorganic silicic acid lithium taking, inorganic silicic acid potassium are hydrolyzed under acidic conditions, obtain hydrolyzate, gained hydrolyzate and emulsification natural rubber be polymerization reaction take place under 60 ℃ of conditions, obtains aqueous binders resin.
1.4 aqueous binders resin technology index detected results are as following table:
| Appearance color | Oyster white fluxion | Assay |
| Solids content (100 ℃/3h) | 31-33％ | 31.5 |
| Density (25 ℃) | 1.15-1.25g/ml | 1.20 |
| Viscosity (25 ℃, be coated with-4 glasss) | ≥11 | 12 |
| Dioxide-containing silica % | 23-25 | 24.5 |
| Modulus (M) | 4.5-5.0 | Meet |
| PH value | ≥10 | Meet |
The preparation of embodiment 2, the organically-modified zinc-rich coating finished product of water-based
2.1 main raw material(s) materials form
Aqueous binders resin, active zinc powders more than 500 orders, the ultra-fine mixed and modified filler of embodiment 1 preparation;
The organically-modified zinc-rich coating formula of 2.2 water-based each component weight (kg)
Aqueous binders resin (embodiment 1 preparation) 30
Active zinc powder (500 order) 65
Ultra-fine mixed and modified filler 5,
Preparation technology is:
(1) at clean plastic tank good seal, be packaged as coating first component by aqueous binders resin is filling by weight;
(2) weigh up by weight zinc powder (can not make moist), ultra-fine mixed fillers, with kneader, mix and with plastic bag packaging, put into large mouthful metal bucket and be coating component B.While all using zinc powder, with plastics bag, directly pack and put into large mouthful of metal bucket;
(3) while using, first component is mixed by weight the ratio of 3: 7 with second component.
Wherein, ultra-fine mixed and modified filler is to be prepared and obtained by following method: a. takes off the raw material of row weight part: kaolin 140, calcium carbonate 125, zeolite 11, nano-sized carbon 2, tungstic oxide 1, lanthanum trioxide 2, peppermint essential oil 2, Sodium peroxoborate 2, aluminum oxide 2, precipitator method barium sulfate 32, tea-polyphenol 4, triethyl citrate 2, titanate coupling agent TMC-TTS5, jade powder 2;
B, kaolin, calcium carbonate, zeolite are calcined to 4-5h at 450-480 ℃, be cooled to room temperature, after taking-up, add in the sodium hydroxide solution of 3-4% and grind 1-2 hour, then, the hydrochloric acid soln that adds 12-15%, adjusting pH value is 4-5, ageing 10-15 hour, and it is neutral that repeated hydrogenation sodium hydroxide solution regulates lapping liquid pH, filter, dry and obtain filler powder;
C, above-mentioned gained powder is mixed with other remaining component, and even with the high speed dispersion of 8000-10000 rev/min, obtain.
2.4 lacquering assays
| Project | Index | Measured result |
| Paint film color and outward appearance | Zinc gray look, smooth | Meet |
| Resin viscosity (being coated with-4) S >= | 11 | 12 |
| Fineness, μ m≤ | 80 | 80 |
| Time of drying, h≤ | Surface drying 0.5 does solid work 5 | 0.5 |
| Hardness (pencil) >= | 3H | 5H |
| Sticking power/Mpa >= | 3 | 4 |
| The bent Shi Yan of Wan ㎜≤ | 3 | 3 |
| Resistance to salt water, 1000h | Non-foaming, non-corrosive | Meet |
| Thermotolerance, 500 ℃/4h | Color slightly deepens | Meet |
| Water tolerance 1000h | Without abnormal | Meet |
| Petrol-resistance 1000h | Without abnormal | Meet |
| Salt-fog resistant test 1000h | Non-foaming, do not come off | Meet |
。
Claims (4)
1. the organically-modified zinc-rich coating of water-based, is characterized in that, its component by following weight part is made:
Aqueous binders resin 30-40, zinc powder 60-70, ultra-fine mixed and modified filler 5-10,
The preparation method of described aqueous binders resin is:
(1) take by weight following component:
Inorganic silicic acid lithium 13-16, inorganic silicic acid potassium 12-15, functional aid 0.5-1.0, hydration activity thinner 45-50, emulsification natural rubber 18-22;
(2) the inorganic silicic acid lithium taking, inorganic silicic acid potassium are hydrolyzed under acidic conditions, obtain hydrolyzate, gained hydrolyzate and emulsification natural rubber be polymerization reaction take place under 60 ℃ of conditions, obtains aqueous binders resin;
Described ultra-fine mixed and modified filler is to be prepared and obtained by following method:
A. take off the raw material of row weight part: kaolin 100-150, calcium carbonate 120-130, zeolite 10-12, nano-sized carbon 1-2, tungstic oxide 1-2, lanthanum trioxide 2-3, peppermint essential oil 2-3, Sodium peroxoborate 1-2, aluminum oxide 2-3, precipitator method barium sulfate 30-34, tea-polyphenol 3-4, triethyl citrate 1-2, titanate coupling agent TMC-TTS 4-6, jade powder 1-2;
B, kaolin, calcium carbonate, zeolite are calcined to 4-5h at 450-480 ℃, be cooled to room temperature, after taking-up, add in the sodium hydroxide solution of 3-4% and grind 1-2 hour, then, the hydrochloric acid soln that adds 12-15%, adjusting pH value is 4-5, ageing 10-15 hour, and it is neutral that repeated hydrogenation sodium hydroxide solution regulates lapping liquid pH, filter, dry and obtain filler powder;
C, above-mentioned gained powder is mixed with other remaining component, grind to form ultra-fine powder mix, and with the speed of 8000-10000 rev/min, high speed dispersion is even.
2. the organically-modified zinc-rich coating of water-based according to claim 1, is characterized in that: described zinc powder is 500 order active zinc powders.
3. the organically-modified zinc-rich coating of water-based according to claim 1, is characterized in that: described functional aid is selected from one or more in flow agent, defoamer, siccative, thickening material.
4. the production method of the organically-modified zinc-rich coating of water-based according to claim 1, is characterized in that, comprises the following steps:
(1) at clean plastic tank good seal, be packaged as coating first component by aqueous binders resin is filling by weight;
(2) under dry environment, weigh up by weight zinc powder and ultra-fine mixed and modified filler, with kneader, mix, with plastic bag packaging, put into large mouthful of metal bucket and be coating component B;
(3) while using, first component is mixed with the ratio of second component by weight 3: 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310539213.7A CN103555017B (en) | 2013-11-04 | 2013-11-04 | Organically-modified zinc-rich coating of a kind of water-based and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310539213.7A CN103555017B (en) | 2013-11-04 | 2013-11-04 | Organically-modified zinc-rich coating of a kind of water-based and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103555017A true CN103555017A (en) | 2014-02-05 |
| CN103555017B CN103555017B (en) | 2016-05-25 |
Family
ID=50009390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310539213.7A Active CN103555017B (en) | 2013-11-04 | 2013-11-04 | Organically-modified zinc-rich coating of a kind of water-based and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103555017B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104292892A (en) * | 2014-10-11 | 2015-01-21 | 广西大学 | Water-based inorganic zinc-rich dry powder paint and preparation method thereof |
| CN105440901A (en) * | 2015-12-02 | 2016-03-30 | 铜陵市肆得科技有限责任公司 | Powder coating having excellent antirust effect and used for pump valve |
| CN111575714A (en) * | 2020-06-09 | 2020-08-25 | 湖南浩润科技有限公司 | Neutralization corrosion inhibitor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55106271A (en) * | 1979-02-09 | 1980-08-14 | Nippon Oil & Fats Co Ltd | Aqueous inorganic zinc-rich primer |
| CN1526780A (en) * | 2003-09-22 | 2004-09-08 | 上海暄洋纳米材料有限公司 | Water soluble two-component inorganic zinc paint and its making process |
| CN101735674A (en) * | 2010-01-07 | 2010-06-16 | 中国人民解放军海军后勤技术装备研究所 | Aqueous inorganic zinc-enriched coating and preparation method thereof |
| CN102146225A (en) * | 2011-03-09 | 2011-08-10 | 华南理工大学 | Waterborne room-temperature self-curing inorganic zinc rich coating |
| CN102485806A (en) * | 2010-12-06 | 2012-06-06 | 上海暄洋化工材料科技有限公司 | Water-based inorganic zinc shop primer, its preparation method and its application |
-
2013
- 2013-11-04 CN CN201310539213.7A patent/CN103555017B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55106271A (en) * | 1979-02-09 | 1980-08-14 | Nippon Oil & Fats Co Ltd | Aqueous inorganic zinc-rich primer |
| CN1526780A (en) * | 2003-09-22 | 2004-09-08 | 上海暄洋纳米材料有限公司 | Water soluble two-component inorganic zinc paint and its making process |
| CN101735674A (en) * | 2010-01-07 | 2010-06-16 | 中国人民解放军海军后勤技术装备研究所 | Aqueous inorganic zinc-enriched coating and preparation method thereof |
| CN102485806A (en) * | 2010-12-06 | 2012-06-06 | 上海暄洋化工材料科技有限公司 | Water-based inorganic zinc shop primer, its preparation method and its application |
| CN102146225A (en) * | 2011-03-09 | 2011-08-10 | 华南理工大学 | Waterborne room-temperature self-curing inorganic zinc rich coating |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104292892A (en) * | 2014-10-11 | 2015-01-21 | 广西大学 | Water-based inorganic zinc-rich dry powder paint and preparation method thereof |
| CN104292892B (en) * | 2014-10-11 | 2017-11-21 | 广西大学 | A kind of aqueous inorganic zinc-rich dry powder paint and preparation method |
| CN105440901A (en) * | 2015-12-02 | 2016-03-30 | 铜陵市肆得科技有限责任公司 | Powder coating having excellent antirust effect and used for pump valve |
| CN111575714A (en) * | 2020-06-09 | 2020-08-25 | 湖南浩润科技有限公司 | Neutralization corrosion inhibitor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103555017B (en) | 2016-05-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100383205C (en) | Anticorrosive waterproof nano industrial coating and its preparing method | |
| CN105838195B (en) | A kind of water corrosion-resistant epoxy paint and preparation method thereof containing graphene oxide | |
| CN107987680B (en) | Water-based epoxy graphene anticorrosive paint | |
| CN101735706B (en) | Waterborne polyurethane modified epoxy steel structure anti-corrosive paint and preparation method thereof | |
| CN103602220B (en) | A kind of Siloxane hybrid anticorrosive paint | |
| CN105419564A (en) | Nano graphene oxide modified double-component aqueous epoxy anti-corrosion coating and preparation method thereof | |
| CN107163634A (en) | Outer emulsification waterborne inorganic einc-rich primer | |
| CN102584164B (en) | Aqueous inorganic coating and preparation method thereof | |
| CN102329566A (en) | High-permeability liquid rubber spray coating | |
| CN101362920A (en) | Anticorrosion coating material | |
| CN102358804A (en) | Special binder for waterbrone inorganic zinc-rich anti-corrosion coating | |
| CN101328389A (en) | Nanometer grade environment-friendly type color aqueous waterproof coating material | |
| KR20110039734A (en) | Paint composition including nano-ceramic and polymer resin against pollution and rust of steel structure and method for surface-protection and anticorrosion using the same | |
| CN104031555A (en) | Zinc protective layer repair paint capable of being automatically sprayed and preparation method thereof | |
| CN107189618A (en) | A kind of waterborne inorganic einc-rich primer and preparation method thereof | |
| CN103709901B (en) | A kind of Nanometer solvent-free epoxy antirust paint and preparation method thereof | |
| CN1986711A (en) | Acid-proof wear-proof anticorrosive paint and its preparing method | |
| CN107556886A (en) | A kind of graphite-epoxy alkene zinc powder coating | |
| CN110343443A (en) | A kind of graphene coating and preparation method thereof | |
| CN103555017B (en) | Organically-modified zinc-rich coating of a kind of water-based and preparation method thereof | |
| CN104387916A (en) | Coating composition for rapidly repairing damaged skin coat of spacecraft | |
| CN105419571B (en) | A kind of anticorrosion coat material | |
| CN100365087C (en) | Water soluble two-component inorganic zinc paint and its making process | |
| CN103360903A (en) | Waterborne epoxy phosphatic zinc dust antirust paint and its preparation method | |
| CN102796451A (en) | Long-acting corrosion-resistant weather-resistant ultraquick-drying paint, and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 246000 Jixian Industrial Park, Daguan Economic Development Zone, Anhui, Anqing Applicant after: Anhui Ling Huqi limited-liability company Address before: 246000 Jixian Industrial Park, Daguan Economic Development Zone, Anhui, Anqing Applicant before: Anqing Linghu Paint Co.,Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: ANQING LINGHU PAINT CO., LTD. TO: ANHUI LINGHU PAINT CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |