CN101255311A - Main agent of metal pipe abrasion-proof paint - Google Patents
Main agent of metal pipe abrasion-proof paint Download PDFInfo
- Publication number
- CN101255311A CN101255311A CNA2008100472948A CN200810047294A CN101255311A CN 101255311 A CN101255311 A CN 101255311A CN A2008100472948 A CNA2008100472948 A CN A2008100472948A CN 200810047294 A CN200810047294 A CN 200810047294A CN 101255311 A CN101255311 A CN 101255311A
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- aluminum oxide
- silicon oxide
- organic solvent
- host
- polar organic
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Abstract
The invention relates to a host component of metal tube wearproof coating; comprising polyurethane performed polymer, polar organic solvent, silicon oxide, aluminium oxide, wherein the average grain diameter of silicon oxide <0.3um, and the grain diameter of aluminium oxide <0.5um. The coating is coated on the inner wall of the tube to form a protection layer, with good wear resistance and long life time of tube.
Description
Technical field
The present invention relates to the host of industrial pipeline defensive wear-resistant paint, particularly metal pipe abrasion-proof paint.
Background technology
Worn out phenomenon easily takes place in the Pneumatic conveying pipeline in the industrial production, especially metallic conduit.
At present, metallic conduit generally adopts inner-walls of duct to paste the wear-resistant ceramic liner, inlay methods such as cast stone, ceramic coated coating, forms protective layer on metal pipe internal wall, to prevent the wearing and tearing of metallic conduit.But the protective layer that these methods form is shorter work-ing life, and as under larger particles gouging abrasion condition, pipeline work-ing life only is about 6 months.
Summary of the invention
Technical problem to be solved by this invention is: a kind of host of metal pipe abrasion-proof paint is provided, is coated on the inner-walls of duct with this host coatings formulated, form protective layer, this protective layer wear resistance is good, the pipeline long service life.
The present invention solves the problems of the technologies described above the technical scheme that is adopted:
The host of metal pipe abrasion-proof paint, it comprises base polyurethane prepolymer for use as, polar organic solvent, silicon oxide, aluminum oxide; The mass parts ratio of each component is:
Base polyurethane prepolymer for use as 100
Polar organic solvent 10～25
Silicon oxide 5～15
Aluminum oxide 7～15;
The median size of described silicon oxide＜0.3 μ m; The particle diameter of described aluminum oxide＜0.5 μ m.
The host of metal pipe abrasion-proof paint, it comprises rubber powder, base polyurethane prepolymer for use as, polar organic solvent, silicon oxide, aluminum oxide; The mass parts ratio of each component is:
Rubber powder 20～60
Base polyurethane prepolymer for use as 100
Polar organic solvent 10～25
Silicon oxide 5～15
Aluminum oxide 7～15;
The median size of described silicon oxide＜0.3 μ m, the particle diameter of described aluminum oxide＜0.5 μ m, the particle diameter of described rubber powder are 70～200 μ m.
In the such scheme, described rubber powder is made through pulverizing by the elasticity vulcanized rubber.
Host of the present invention is base-material with the base polyurethane prepolymer for use as, be coated on the metal pipe internal wall after, base polyurethane prepolymer for use as has good wear resistance.
Host of the present invention is thinner with the polar organic solvent, reduces system viscosity, improves the homogeneity of fillers dispersed, guarantees the stable in properties of coating.
Host of the present invention is auxiliary packing with silicon oxide and aluminum oxide, can reduce the cure shrinkage of coating.
Therefore, be coated on the inner-walls of duct with host coatings formulated of the present invention, form protective layer, this protective layer wear resistance is good, the pipeline long service life.
Also comprise rubber powder in the host of the present invention as filler; the elasticity of rubber powder; during the particle impacting coatingsurface; elastic filler is by the striking energy of the recoverable deformation consumption particle of self; reduce the wear rate of protective layer; because with this host coatings formulated, construction is similar with common coating application technology, so difficulty of construction is low.
Rubber powder is the elasticity vulcanized rubber, can reduce the wear rate of protective layer.
Embodiment
The embodiment of the invention 1:
The host of metal pipe abrasion-proof paint comprises: rubber powder, base polyurethane prepolymer for use as, polar organic solvent, silicon oxide, aluminum oxide; The mass parts ratio of each component is:
Rubber powder 25kg
Base polyurethane prepolymer for use as---hydroxyl-terminated polyurethane performed polymer 100kg
Polar organic solvent---acetone 20kg
Silicon oxide---silica 1 0kg
Activated alumina 10kg.
The median size of described silicon-dioxide＜0.3 μ m, the particle diameter of described aluminum oxide＜0.5 μ m.
The particle diameter of described rubber powder is 70～200 μ m, and it is made through pulverizing by the elasticity vulcanized rubber.
The preparation method of the embodiment of the invention 1 is:
1, with 100kg polyoxygenated third rare glycol (molecular weight 2000) vacuum hydro-extraction 2 hours under 5mmHg, be cooled to 65～70 ℃ then, add 7kg tolylene diisocyanate (TDI), vigorous stirring react 2 hours, prepared the hydroxyl-terminated polyurethane performed polymer;
2, get the hydroxyl-terminated polyurethane performed polymer of the above-mentioned preparation of 100kg, add acetone, silicon-dioxide, activated alumina, rubber powder, stir finished product.
The using method of the embodiment of the invention 1 is:
1, preparation solidifying agent adds 20L acetone in 3: 1 affixtures of 5kg tolylene diisocyanate (TDI) and TriMethylolPropane(TMP) (TMP), the preparation solidifying agent;
2, it is evenly mixed embodiment 1 host and above-mentioned solidifying agent to be pressed mass ratio 100: 17, is mixed with the color paint coating that can brush immediately, and color paint coating is paste.
The embodiment of the invention 2:
The host of metal pipe abrasion-proof paint comprises: base polyurethane prepolymer for use as, polar organic solvent, silicon oxide, aluminum oxide; The mass parts ratio of each component is:
Base polyurethane prepolymer for use as---isocyanate terminated based polyurethanes performed polymer 100kg
Polar organic solvent---acetone 16kg
Silicon oxide---silicon-dioxide 7kg
Aluminum oxide 13kg.
The median size of described silicon-dioxide＜0.3 μ m, the particle diameter of described aluminum oxide＜0.5 μ m.
The preparation method of the embodiment of the invention 2 is:
1. with the rare glycol of 100kg polyoxygenated fourth (molecular weight 2500) vacuum hydro-extraction 1.5～2 hours under 5mmHg, be cooled to 70～75 ℃ then, add 6kg tolylene diisocyanate (TDI), vigorous stirring, reacted 2.5 hours, and prepared isocyanate terminated based polyurethanes performed polymer;
2. get the hydroxyl-terminated polyurethane performed polymer 100kg of above-mentioned preparation, add acetone, silicon-dioxide, aluminum oxide, stir finished product.
The using method of the embodiment of the invention 2 is:
1, preparation solidifying agent, solidifying agent is selected the acetone soln of the urea groups vulcabond that contracts for use, and contract urea groups vulcabond and acetone mass ratio are 20: 80;
2, it is evenly mixed embodiment 2 hosts and above-mentioned solidifying agent to be pressed mass ratio 100: 16, is mixed with the varnish colour that can brush immediately, standby;
3, get a part of varnish colour, add the rubber powder (120 order) of varnish colour quality 40%, stir, be mixed with the color paint coating that can brush immediately, standby.Color paint coating is paste.The particle diameter of described rubber powder is 70～200 μ m, and it is made through pulverizing by the snappiness vulcanized rubber.
4, handle the inner wall of metal tube surface, remove the rusty stain and the grease at brushing position, polishing is to seeing metalluster;
5, the brushing of priming paint: brushing one deck varnish colour, thickness should be no more than 100 μ m;
6, the blade coating of colored paint: after treating the priming paint surface drying, blade coating color paint coating in its surface, every layer thickness is between 0.6～1mm.The color paint coating layer thickness can be regulated by the brushing number of times;
7, the brushing of finish paint: after treating color paint coating layer surface drying, brush 1～3 layer of varnish colour, every layer of varnish colour brushing timed interval should be more than 2 hours.
The embodiment of the invention 3:
The host of metal pipe abrasion-proof paint comprises: base polyurethane prepolymer for use as, polar organic solvent, active silica, activated alumina; The mass parts ratio of each component is:
Base polyurethane prepolymer for use as---hydroxyl-terminated polyurethane performed polymer 100kg
Polar organic solvent---acetone 25kg
Silica 1 5kg
Activated alumina 7kg.
The median size of described silicon-dioxide＜0.3 μ m, the particle diameter of described aluminum oxide＜0.5 μ m.
The preparation method of the embodiment of the invention 3 is:
1. with 100kg polyoxygenated third rare triol (molecular weight 3000) vacuum hydro-extraction 2 hours under 5mmHg, be cooled to 65～75 ℃ then, add 7kg tolylene diisocyanate (TDI), vigorous stirring react 2 hours, prepared the hydroxyl-terminated polyurethane performed polymer;
2. get the hydroxyl-terminated polyurethane performed polymer 100kg of above-mentioned preparation, add acetone, silicon-dioxide, aluminum oxide, stir finished product;
The using method of the embodiment of the invention 3 is:
1, preparation solidifying agent adds 40L acetone in 3: 1 affixtures of 12kg tolylene diisocyanate (TDI) and TriMethylolPropane(TMP) (TMP), the preparation solidifying agent;
2, it is evenly mixed embodiment 3 hosts and above-mentioned solidifying agent to be pressed mass ratio 100: 17, is mixed with the varnish colour that can brush immediately;
3, it is evenly mixed embodiment 1 host and above-mentioned solidifying agent to be pressed mass ratio 100: 17, is mixed with the color paint coating that can brush immediately, and color paint coating is paste.
4, handle the inner wall of metal tube surface, remove the rusty stain and the grease at brushing position, polishing is to seeing metalluster;
5, the brushing of priming paint: brushing one deck varnish colour, thickness should be no more than 100 μ m;
6, the blade coating of colored paint: after treating the priming paint surface drying, blade coating color paint coating in its surface, every layer thickness is between 0.6～1mm;
7, the brushing of finish paint: after treating color paint coating layer surface drying, brush 1～3 layer of varnish colour, every layer of varnish colour brushing timed interval should be more than 2 hours.
The embodiment of the invention 4:
Host with metal pipe abrasion-proof paint comprises: rubber powder, base polyurethane prepolymer for use as, polar organic solvent, active silica, activated alumina; The mass parts ratio of each component is:
Rubber powder 60kg
Base polyurethane prepolymer for use as---hydroxyl-terminated polyurethane performed polymer 100kg
Polar organic solvent---butanone 10kg
Active silica---silicon-dioxide 5kg
Activated alumina 7kg.
The median size of described silicon-dioxide＜0.3 μ m, the particle diameter of described aluminum oxide＜0.5 μ m.
The particle diameter of described rubber powder is 70～200 μ m, and it is made through pulverizing by the elasticity vulcanized rubber.
The preparation method of the embodiment of the invention 4 is:
1, with 100kg polyoxygenated third rare triol (molecular weight 4000) vacuum hydro-extraction 2 hours under 5mmHg, be cooled to 70～75 ℃ then, add 5kg tolylene diisocyanate (TDI), vigorous stirring react 2 hours, prepared the hydroxyl-terminated polyurethane performed polymer;
2. get above-mentioned 100kg hydroxyl-terminated polyurethane performed polymer, add butanone, silicon-dioxide, aluminum oxide, rubber powder (180 order), stir finished product.
The host of metal pipe abrasion-proof paint of the present invention, its polar organic solvent also can adopt toluene, ethanol isopolarity organic solvent except acetone, butanone.
Compared with prior art, under identical working condition, be coated on the inner-walls of duct, can prolong pipeline work-ing life more than 3 times with the foregoing description host coatings formulated.
Claims (3)
1, the host of metal pipe abrasion-proof paint is characterized in that: it comprises base polyurethane prepolymer for use as, polar organic solvent, silicon oxide, aluminum oxide; The mass parts ratio of each component is:
Base polyurethane prepolymer for use as 100
Polar organic solvent 10～25
Silicon oxide 5～15
Aluminum oxide 7～15;
The median size of described silicon oxide＜0.3 μ m; The particle diameter of described aluminum oxide＜0.5 μ m.
2, the host of metal pipe abrasion-proof paint is characterized in that: it comprises rubber powder, base polyurethane prepolymer for use as, polar organic solvent, silicon oxide, aluminum oxide; The mass parts ratio of each component is:
Rubber powder 20～60
Base polyurethane prepolymer for use as 100
Polar organic solvent 10～25
Silicon oxide 5～15
Aluminum oxide 7～15;
The median size of described silicon oxide＜0.3 μ m, the particle diameter of described aluminum oxide＜0.5 μ m, the particle diameter of described rubber powder are 70～200 μ m.
3, host as claimed in claim 2 is characterized in that: described rubber powder is made through pulverizing by the elasticity vulcanized rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100472948A CN101255311A (en) | 2008-04-10 | 2008-04-10 | Main agent of metal pipe abrasion-proof paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100472948A CN101255311A (en) | 2008-04-10 | 2008-04-10 | Main agent of metal pipe abrasion-proof paint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101255311A true CN101255311A (en) | 2008-09-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100472948A Pending CN101255311A (en) | 2008-04-10 | 2008-04-10 | Main agent of metal pipe abrasion-proof paint |
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| CN (1) | CN101255311A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105131820A (en) * | 2015-09-21 | 2015-12-09 | 黄利锟 | Polyurethane composite resin paint resistant to friction and dirt as well as preparation method of paint |
| CN106076563A (en) * | 2016-08-16 | 2016-11-09 | 攀枝花市九鼎智远知识产权运营有限公司 | Fluidized bed air flow crusher campaigning device |
| CN106854412A (en) * | 2016-12-10 | 2017-06-16 | 汤子宁 | A kind of wear-resisting antifouling double-component polyurethane coating and preparation method thereof |
| CN108368357A (en) * | 2015-12-17 | 2018-08-03 | Ppg工业俄亥俄公司 | Impact resistance coating composition |
| CN111205759A (en) * | 2020-03-06 | 2020-05-29 | 杭州铠鼠新材料科技有限公司 | Bi-component anti-corrosion wear-resistant high-elasticity material and manufacturing method thereof |
| CN113400757A (en) * | 2021-07-16 | 2021-09-17 | 马鞍山东毅新材料科技有限公司 | Silver reflective display screen composite film and production process thereof |
-
2008
- 2008-04-10 CN CNA2008100472948A patent/CN101255311A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105131820A (en) * | 2015-09-21 | 2015-12-09 | 黄利锟 | Polyurethane composite resin paint resistant to friction and dirt as well as preparation method of paint |
| CN108368357A (en) * | 2015-12-17 | 2018-08-03 | Ppg工业俄亥俄公司 | Impact resistance coating composition |
| US11718762B2 (en) | 2015-12-17 | 2023-08-08 | Ppg Industries Ohio, Inc. | Impact resistant coating compositions |
| CN106076563A (en) * | 2016-08-16 | 2016-11-09 | 攀枝花市九鼎智远知识产权运营有限公司 | Fluidized bed air flow crusher campaigning device |
| CN106854412A (en) * | 2016-12-10 | 2017-06-16 | 汤子宁 | A kind of wear-resisting antifouling double-component polyurethane coating and preparation method thereof |
| CN111205759A (en) * | 2020-03-06 | 2020-05-29 | 杭州铠鼠新材料科技有限公司 | Bi-component anti-corrosion wear-resistant high-elasticity material and manufacturing method thereof |
| CN113400757A (en) * | 2021-07-16 | 2021-09-17 | 马鞍山东毅新材料科技有限公司 | Silver reflective display screen composite film and production process thereof |
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Open date: 20080903 |