CN100383205C - Anticorrosive waterproof nano industrial coating and its preparing method - Google Patents
Anticorrosive waterproof nano industrial coating and its preparing method Download PDFInfo
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- CN100383205C CN100383205C CNB2005100804899A CN200510080489A CN100383205C CN 100383205 C CN100383205 C CN 100383205C CN B2005100804899 A CNB2005100804899 A CN B2005100804899A CN 200510080489 A CN200510080489 A CN 200510080489A CN 100383205 C CN100383205 C CN 100383205C
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Abstract
The present invention discloses novel industrial paint which is composed of the raw material by the weight proportion: 95 to 105 portions of A and 2 to 8 portions of B, wherein A is made of the following raw materials: film forming material, pigment, a filling agent, an auxiliary agent, a compound nano dispersing liquid and solvent; B is made of the two raw materials of nano grade Sb2O3 and a mixed organic solvent carrier. The paint of the present invention has the advantages of obvious heavy corrosion preventing performance at normal temperature, acid resistance, alkali resistance, salt and fog resistance, oil resistance, chemical reagent resistance, weatherability, ultraviolet resistance, outstanding flame resistance, water resistance, good adhesive force of a coated film, high film forming speed, stable performance, etc. The paint can be used for effectively meeting the corrosion prevention requirements of offshore facilities, ships, coast steel members, cement, etc., the requirements of corrosion prevention and water prevention of bridges, piers, culverts and underground engineering and the heavy corrosion prevention requirements of chemical plants, petroleum, natural gas tanks, pipelines, etc.
Description
Technical field
The present invention relates to a kind of industrial coating, relate in particular to a kind of anticorrosion, waterproof industrial coating and preparation method thereof, belong to chemical field.
Background technology
Along with development of modern industry, the appearance in a collection of infant industry field and the construction of many modern projects are born the ability and the work-ing life of environment and are had higher requirement to protective system.Protective system commonly used can not satisfy these needs.Both at home and abroad at the anticorrosion problem of weight of main equipment, develop many novel anticorrosive coatings, in recent years as chlorosulfonated polyethylene, chlorinated rubber etc.Though each tool advantage of these coating, but still belong to the protective coating of closure, in case breakdown of coating, material is corroded soon.And these coating ubiquities are easily aging, disadvantages such as organic solvent-resistant, poisonous, contaminate environment not, so its use range is restricted.From the nineties, the coating worker begins to attempt nano material is introduced in the coating, but because the nano material particle diameter is little, specific surface area is very big, in use easily reunites, thereby hinders the performance of nanometer performance greatly.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of nano industrial coating is provided, and this nano industrial coating is a major function with anticorrosion, fire prevention, waterproof, has the function of other general coating concurrently.
Technical problem to be solved by this invention realizes by following technological approaches:
A kind of nano anti-corrosive, waterproof industrial coating, make by the raw material of following weight part:
95～105 parts of A components, 2～8 parts of B components.A component and B component are packed separately.A component and B component are packed separately.Be preferably: 100 parts of A components, 5 parts of B components.
Wherein, the A component is made by following raw materials by weight percent:
Film forming matter 30～50%, pigment 10～25%, weighting agent 5～20%, auxiliary agent 0.1～5.0%, composite Nano dispersion liquid 1～10%, solvent 20～30%.
Be preferably: film forming matter 40～50%, pigment 12～20%, weighting agent 9～15%, auxiliary agent 0.1～1.0%, composite Nano dispersion liquid 4～6%, solvent 20～30%.Preferred: film forming matter 40%, pigment 15%, weighting agent 9.3%, auxiliary agent 0.7%, composite Nano dispersion liquid 5%, solvent 30%;
The B component is made by following raw materials by weight percent: nanometer Sb
2O
3(particle diameter is less than 100nm) 1～5%, carrier 95～99%.Be preferably: nanometer Sb
2O
31～3%, carrier 99～97%; Preferred, the B component is made by following raw materials by weight percent: particle diameter is less than the Sb of 100nm
2O
32%, carrier 98%.
In the above-mentioned raw materials, described film forming matter is any of any or their mixtures in highly-chlorinated polyethylene, Resins, epoxy, acrylic resin, silicone resin, the dibutyl phthalate.
Described pigment is one or more materials in super-fine zinc dust, glass flake, poly aluminium phosphate, zinc phosphate, red iron oxide, the iron oxide yellow.Be preferably any of any or their mixtures in glass flake, zinc phosphate, red iron oxide and the iron oxide yellow.
Described weighting agent is any of any or their mixtures in superfine alumina silicate, mica powder, talcum powder, titanium dioxide, zinc sulfide white, light calcium carbonate, zinc oxide, the aluminum oxide.Be preferably any of any or their mixtures in talcum powder, light calcium carbonate, the titanium dioxide.
Described composite Nano dispersion liquid comprises multiple nano material and wetting agent, dispersion agents etc. such as nano silicon, nano aluminium oxide, nano titanium oxide.This dispersion liquid can be available from reaching chemical industry company limited in Shangyu, Zhejiang Province city space, and its commodity are called " space reaches board " composite Nano dispersion liquid.
Described auxiliary agent comprises film coalescence aid, anti-settling agent, defoamer, thickening material, flow agent, fire retardant, antiseptic-germicide etc.Be preferably defoamer (PRS-6A) and silane coupling agent (KH-550).
Described solvent can be any of any or their mixtures in the Virahol, ethyl acetate, dimethylbenzene, ethylene glycol, butanols of organic solvent.Be preferably the mixed solvent of dimethylbenzene and butanols, wherein the part by weight of dimethylbenzene and butanols is 3～6: 7～4.
Described carrier is any of any or their mixtures in the organic solvents such as dimethylbenzene, ethylene glycol, butanols.Be preferably dimethylbenzene, ethylene glycol and butanols mixed solvent by part by weight preparation in 4: 3: 3.
The used raw material of the present invention all can be bought from market and obtain, and its specification meets chemical standard.
Another object of the present invention provides a kind of method for preparing coating of the present invention, may further comprise the steps:
1, prepare the A component by the following method:
1) 40-50% with film forming matter and solvent load mixes high-speed stirring, gets mixed solution 1;
2) pigment, weighting agent and remaining solvent are stirred, get mixed solution 2;
3) mixed solution 1 and mixed solution 2 are mixed the back and evenly stir, add auxiliary agent, composite Nano dispersion liquid again, the high speed homodisperse, and being ground to the coating fineness, to reach 30-40 μ m standby;
2, prepare the B component by the following method:
With nano level Sb
2O
3Mix by following part by weight with carrier: 1～5: 99～95, stir promptly, standby;
3, with A, B two-pack by 95～105: 2～8 part by weight mixes, and promptly gets coating of the present invention.
The present invention is incorporated into different nano materials in the coating respectively in the production process of coating.Wherein, multiple nano material such as nano silicon, nano aluminium oxide, nano titanium oxide and wetting agent, dispersion agent etc. are the forms by the composite Nano dispersion liquid, introduce in the A component; Nanometer grade antimony trioxide then is by its specific carrier, and promptly one or more in dimethylbenzene, ethylene glycol, the butanols equal solvent are incorporated among the B component of coating.
The present invention is first with nanometer Sb
2O
3Form with catalyzer is applied in the coating film process.At nanometer Sb
2O
3In the structure, because material is in the nanoscale scope, the specific surface area of material surface is very big, causes material surface electronics coordination deficiency, thereby has greatly increased the surfactivity of material; On the other hand, because the electronic configuration of antimony atoms is (Kr) 4d
105s
25p
3, be in semisteady-state, in the cross-linking and curing reaction process of filming, can realize Sb
+ 5, Sb
+ 3Mutual conversion, therefore, nanometer Sb
2O
3In the curing of coating process, can play significant katalysis.
Coating of the present invention has following major advantage:
1, has significant heavy antiseptic property at normal temperatures, the acid resistance of filming, alkali resistance, salt spray resistance, oil-proofness, chemical-resistant reagent, weathering resistance, anti-ultraviolet property excellence.
2, have excellent fire line and water-repellancy.
3, film adhesive is good, and film forming speed is fast, stable performance.
In a word, coating of the present invention is a kind of compound heavy-duty coating, film and have multiple functions such as high-efficiency insulated, heavily anticorrosion, can effectively satisfy protection against corrosion requirements such as the Offshore Units that (is lower than 100 ℃) under the normal temperature environment, boats and ships, coastal steel and iron member, cement, the requirement for anticorrosion of the basin of bridge, bridge pier, culvert, the anticorrosion waterproof requirement of underground works and chemical plant, oil, Sweet natural gas, pipeline etc.
Further describe beneficial effect of the present invention by the following examples, it should be understood that these embodiment only are used for the purpose of illustration, never limit the scope of the invention.
Embodiment
[embodiment 1]
1, the preparation of A component:
By following weight (unit: Kg) take by weighing each raw material:
Highly-chlorinated polyethylene 24Kg, Resins, epoxy 10Kg, dibutyl phthalate 6Kg, zinc phosphate 9Kg, light calcium carbonate 3.3Kg, titanium dioxide 6Kg, mixed solvent (dimethylbenzene: butanols=5: 5) 30Kg, red iron oxide 6Kg, composite Nano dispersion liquid 5Kg, silane coupling agent (KH-550) 0.4Kg, defoamer (PRS-6A) 0.3Kg.
Preparation technology:
1) highly-chlorinated polyethylene, Resins, epoxy, dibutyl phthalate are dissolved in the mixed solvent of 40% consumption, after stirring is left standstill 4 hours, after high speed dispersion 20-30 minute (rotating speed 800rpm), get mixed solution 1;
2) glass flake, zinc phosphate, light calcium carbonate, titanium dioxide, red iron oxide etc. are dissolved in the mixed solvent of 60% consumption, leave standstill 1 hour after, mixed solution 2;
3) mixed solution 1 is mixed with mixed solution 2, after stirring, add composite Nano dispersion liquid, silane coupling agent, defoamer etc. respectively, high speed dispersion 20-30 minute (rotating speed 1000rpm);
4) be ground to the coating fineness with three-roll grinder and reach 30-40 μ m.
2, the preparation of B component:
Take by weighing each raw material by following weight: particle diameter is the Sb of 40nm
2O
32Kg, carrier (mixed solvent: dimethylbenzene: butanols: 98Kg ethylene glycol=4: 3: 3).
Concrete compound method is:
1) dimethylbenzene, ethylene glycol, butanols are mixed by following part by weight: 4: 3: 3.Get carrier after the stirring;
2) with nano level Sb
2O
3Mix by following part by weight with carrier: 2: 98.After the stirring promptly.
3,10kgA component and 0.5kg B component are mixed promptly get coating of the present invention, in 24 hours, use.
The present embodiment painting color is an incarnadine, and paint film flexibility is good, strong adhesion, acid resistance, alkali resistance, oil-proofness, salt fog resistance, weathering resistance, anti-ultraviolet property excellence, fire-proof and water-proof is good, is used as the hull bottom rust-proofing primer in the serious ocean of corrosive environment, and is respond well.
[embodiment 2]
1, the preparation of A component:
Take by weighing each raw material by following weight: organosilicon 26Kg, dibutyl phthalate 6Kg, mixed solvent (dimethylbenzene: butanols=4: 6) 20 Kg, glass flake 12Kg, talcum powder 9Kg, titanium dioxide 6Kg, highly-chlorinated polyethylene 15Kg, iron oxide yellow 0.3Kg, composite Nano dispersion liquid 5Kg, silane coupling agent (KH-550) 0.4Kg, defoamer (PRS-6A) 0.3Kg.
Preparation technology:
1) organosilicon, highly-chlorinated polyethylene, dibutyl phthalate are dissolved in the mixed solvent of 45% consumption, leave standstill 4 hours after, high speed dispersion 20-30 minute (rotating speed 800rpm), mixed solution 1;
2) glass flake, talcum powder, titanium dioxide, iron oxide yellow etc. are dissolved in the mixed solvent of 55% consumption, after stirring, get mixed solution 2;
3) mixed solution 1 and mixed solution 2 are mixed, after stirring, add composite Nano dispersion liquid, silane coupling agent, defoamer etc., high speed dispersion 20-30 minute (rotating speed 1000rpm).
4) be ground to the coating fineness with three-roll grinder and reach 30-40 μ m.
2, the preparation of B component:
Take by weighing each raw material by following weight: particle diameter is the Sb of 40nm
2O
32Kg, carrier (mixed solvent: dimethylbenzene: butanols: 98Kg ethylene glycol=4: 3: 3).
Concrete compound method is:
1) dimethylbenzene, ethylene glycol, butanols are mixed by following part by weight: stir at 4: 3: 3, get mixed organic solvents;
2) with nanometer Sb
2O
3Mix by following part by weight with mixed organic solvents: 2: 98, stir promptly, standby.
3,10kgA component and 0.5kg B component are mixed promptly get coating of the present invention, in 24 hours, use.
The present embodiment painting color is yellow, fast (surface drying 20-30 minute of drying varniss time, did solid work 8-9 hour), strong adhesion, snappiness is good, acid resistance, alkali resistance, oil-proofness, salt fog resistance, weathering resistance, anti-ultraviolet property excellence, fire-proof and water-proof is good, can be used as (be lower than 100 ℃) under the normal temperature environment various transport pipes that use, the protective coating of hold tank.
Embodiment of the invention prepared coating is checked every protection against corrosion index through national building materials test center, and test result is as follows:
Claims (9)
1. the nano industrial coating of anticorrosion a, waterproof is made up of two kinds of components of following weight part: 95～105 parts of A components, 2～8 parts of B components; Two kinds of components are packed separately; Wherein, the A component is made by following raw materials by weight percent: film forming matter 30～50%, pigment 10～25%, weighting agent 5～20%, auxiliary agent 0.1～5.0%, composite Nano dispersion liquid 1～10%, solvent 20～30%; The B component is made by following raw materials by weight percent: particle diameter is less than the Sb of 100nm
2O
31～5%, carrier 95～99%;
Described film forming matter is any of any or their mixtures in the following material: highly-chlorinated polyethylene, Resins, epoxy, acrylic resin, silicone resin, dibutyl phthalate; Described pigment is any of any or their mixtures in the following material: super-fine zinc dust, glass flake, poly aluminium phosphate, zinc phosphate, red iron oxide, iron oxide yellow; Described weighting agent is any of any or their mixtures in the following material: superfine alumina silicate, mica powder, talcum powder, titanium dioxide, zinc sulfide white, light calcium carbonate, zinc oxide, aluminum oxide; Described auxiliary agent comprises defoamer and silane coupling agent; Described solvent is any of any or their mixtures in the following organic solvent: Virahol, ethyl acetate, dimethylbenzene, ethylene glycol, butanols; Described composite Nano dispersion liquid comprises nano silicon, nano aluminium oxide, nano titanium oxide and wetting agent thereof, dispersion agent: the carrier in the described B component is any of any or their mixtures in the following solvents: dimethylbenzene, ethylene glycol, butanols.
2. according to the industrial coating of claim 1, it is characterized in that the weight part of two kinds of components is: 100 parts of A components, 5 parts of B components; Wherein the A component is made by following raw materials by weight percent: film forming matter 40%, pigment 15%, weighting agent 9.3%, auxiliary agent 0.7%, composite Nano dispersion liquid 5%, solvent 30%; The B component is made by following raw materials by weight percent: particle diameter is less than the Sb of 100nm
2O
32%, carrier 98%.
3. according to the industrial coating of claim 1, it is characterized in that described film forming matter is selected from any of any or their mixtures in the following material: highly-chlorinated polyethylene, Resins, epoxy, silicone resin, dibutyl phthalate.
4. according to the industrial coating of claim 1, it is characterized in that described pigment is selected from any of any or their mixtures in the following material: zinc phosphate, red iron oxide, glass flake, iron oxide yellow.
5. according to the industrial coating of claim 1, it is characterized in that described weighting agent is selected from any of any or their mixtures in the following material: light calcium carbonate, titanium dioxide, talcum powder.
6. according to the industrial coating of claim 1, it is characterized in that described auxiliary agent is silane coupling agent and defoamer.
7. according to the industrial coating of claim 1, it is characterized in that described solvent is the mixed solvent that dimethylbenzene and butanols are formed.
8. according to the industrial coating of claim 1, it is characterized in that described carrier is the mixed solvent that dimethylbenzene, ethylene glycol and butanols are formed.
9. a method for preparing the described coating of claim 1 comprises the steps:
(1), prepare the A component by the following method:
1) 40-50% with film forming matter and solvent load mixes high-speed stirring, gets mixed solution 1;
2) pigment, weighting agent and remaining solvent are mixed, stir, get mixed solution 2;
3) mixed solution 1 and mixed solution 2 are mixed, after evenly stirring, add auxiliary agent, composite Nano dispersion liquid again, the high speed homodisperse, and be ground to the coating fineness and reach 30-40 μ m, standby;
(2), prepare the B component by the following method:
With nano level Sb
2O
3After mixing by 1～5: 99～95 part by weight with carrier, it is standby to stir;
(3), with A, B two-pack in 95～105: 2～8 weight part ratio mixes, promptly.
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|---|---|---|---|
| CNB2005100804899A CN100383205C (en) | 2005-07-05 | 2005-07-05 | Anticorrosive waterproof nano industrial coating and its preparing method |
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|---|---|---|---|
| CNB2005100804899A CN100383205C (en) | 2005-07-05 | 2005-07-05 | Anticorrosive waterproof nano industrial coating and its preparing method |
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| CN1709994A CN1709994A (en) | 2005-12-21 |
| CN100383205C true CN100383205C (en) | 2008-04-23 |
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Effective date of registration: 20060721 Address after: 100038, room 2, building 101, South Lane, Liulin garden, Beijing, Haidian District Applicant after: Sun Qiming Address before: 100038, room 12, building 1211, South Lane, Liulin garden, Beijing, Haidian District Applicant before: Beijing Guoke Jingbiao New Materials Technology Co., Ltd. |
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Effective date of registration: 20160623 Address after: 710054 Shaanxi province Xi'an Beilin District Building No. 2 East Street 12 No. 101 Patentee after: Wang Jicheng Address before: 100038, room 2, building 101, South Lane, Liulin garden, Beijing, Haidian District Patentee before: Sun Qiming |
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Granted publication date: 20080423 Termination date: 20190705 |