CN1492016A - Anti-corrosion paint porticularly for petroleum storage tank and equipment - Google Patents
Anti-corrosion paint porticularly for petroleum storage tank and equipment Download PDFInfo
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- CN1492016A CN1492016A CNA021332592A CN02133259A CN1492016A CN 1492016 A CN1492016 A CN 1492016A CN A021332592 A CNA021332592 A CN A021332592A CN 02133259 A CN02133259 A CN 02133259A CN 1492016 A CN1492016 A CN 1492016A
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- component
- polyethers
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- tar pitch
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Abstract
The present invention relates to high molecular compound, and the anti-corrosive paint specially for petroleum storage tank and apparatus includes two separately canned components, component A and component B. The component A is wet cured polyurethane resin comprising isocyanate, polyether a, polyether b, epoxy resin, dioctyl ester or dibutyl ester, phosphoric acid and solvent. The component B is coal-tar pitch resin comprising coal-tar pitch, cyclohexanone, toluene, solvent and additive. The present invention has the beneficial effects of thin coating, low cost, easy coating, long service life, high anticorrosive effect, high mechanical and physical performace, excellent temperature tolerance, ultraviolet ray resistance and ageing resistance, etc.
Description
Affiliated technical field
The present invention relates to a kind of antifouling paste, is a kind of antifouling paste antifouling paste that is exclusively used in petroleum storage tanks and facility furtherly, belongs to the macromolecular compound category.Use when being suitable for the equipment anticorrosion of industries such as chemical industry, metallurgy.
Background technology
At present.Be used for the petroleum storage tanks and the used antifouling paste of facility of industries such as petrochemical industry, metallurgy, kind is more, most of function singlenesses, and application trouble, cost height, working life are short, and what have also exists defectives such as poor, not ageing-resistant, the easy foaming be full of cracks of weathering resistance and cycle be short.
Summary of the invention
The objective of the invention is to overcome the above-mentioned deficiency of prior art, by improving prescription, provide a kind of antifouling paste that is exclusively used in petroleum storage tanks and facility, this antifouling paste belongs to wet solidified polyurethane coal asphalt anti-corrosion paint series, be macromolecular compound, firm adhesion, snappiness is good, the hardness height, anti-wear power is strong and anti-impact force is big, the excellent mechanical and physical performance of collection is an one, chemical corrosions such as acid-and base-resisting, salt, and have good temperature tolerance and temperature-change resistance.
Technical solution of the present invention is: this antifouling paste that is exclusively used in petroleum storage tanks and facility is formed for dividing the two components of jar A, the B of packing, be characterized in that the A component is the moisture-cure polyurethane resin that is made of isocyanic ester, polyethers a, polyethers b, Resins, epoxy, dibutyl ester or dibutylester, phosphoric acid and solvent, the B component is by coal tar pitch, pimelinketone, toluene, solvent and adds the coal tar pitch resin that material constitutes that wherein isocyanic ester is a polymethylene multi-phenenyl isocyanate (PAPI) 300
#Or 400
#, solvent is dimethylbenzene or SI000
#, polyethers a can get one from 330,3030,3031,3050, and polyethers b can get one from 635,451, and add material and be aluminium pool powder,
Each constituent content in the A component is: (parts by weight)
Polymethylene multi-phenenyl isocyanate (PAPI) 300
#Or 400
#27.4～29.2
Phosphoric acid (reagent type) 0.042～0.047
Polyethers a 8.10～8.87
Polyethers b 1.90～2.10
Dibutyl ester or dibutylester 5.90～6.59
Resins, epoxy 2.25～2.77
Solvent 50～52
Each constituent content in the B component is: (parts by weight)
Coal tar pitch 61～63
Pimelinketone 13.5～14.8
Toluene 12.1～12.93
Solvent 9.24～10.2
Add material (weight percentage) 15～20%
The preparation process that is exclusively used in the antifouling paste of petroleum storage tanks and facility is:
(1) .A component, the moisture-cure polyurethane resin preparation process is as follows
Earlier with polymethylene multi-phenenyl isocyanate (PAPI) 300
#Or 400
#(by weight, following constituent is all identical) drops in the reactor with pump, adds phosphoric acid and carries out emulsification, heat up while feeding intake, add polyethers a again, dibutyl ester or dibutylester, polyethers b, solvent and Resins, epoxy, carry out reacting by heating to 80～90 ℃ of time insulations, when being cooled to 40 ℃ after 2～2.5 hours, (tiffany 320 orders) are filtered in discharging, transfer solid content to 48～52% by product standard before filtering, warehouse-in is for sale behind the test package;
(2) .B component, coal tar pitch resins step is as follows
Drop in the reactor successively coal tar pitch, pimelinketone, toluene, solvent by weight, drive to stir while feeding intake, heating heats up on the limit, when being warmed up to 110～120 ℃, be incubated draining after 2 hours, then material is squeezed into cooling tank and be cooled to 40 ℃, material is added in purposes adding according to antifouling paste before filtering, its add-on is 15～20% (weight meters) of material amount, filter with 200 order filtering nets at normal temperatures after stirring, transfer solid content to 61～65% by product standard before filtering, warehouse-in is for sale behind the test package again.
This antifouling paste that is exclusively used in petroleum storage tanks and facility that the present invention provides owing to be two components, divides A, B two jars of packings, can at the scene A, B be opened for two jars during use, after stirring by 1: 1 mixed, precipitate 10 minutes, spray again, brushing, roller coating all can.
This beneficial effect that is exclusively used in the antifouling paste of petroleum storage tanks and facility that the present invention provides is: coating is thin, cost is low, save labor when being coated with; Long service life, applied range, favorable anti-corrosion effect; Characteristics such as mechanical and physical performance is good, have good temperature tolerance, temperature-change resistance and ultraviolet resistance irradiation, and is anti-aging.
Embodiment
Embodiment 1 is made up of minute two components of A, the B of jar packing for being exclusively used in the antifouling paste of petroleum storage tanks and facility, and one-tenth can be opened A, B for two jars during use at the scene, after stirring by 1: 1 mixed, precipitates 10 minutes, sprays, brushing, roller coating all can again.Be characterized in that the A component is the moisture-cure polyurethane resin that is made of isocyanic ester, polyethers a, polyethers b, Resins, epoxy, dibutyl ester or dibutylester, phosphoric acid and solvent, the B component is by coal tar pitch, pimelinketone, toluene, solvent and adds the coal tar pitch resin that material constitutes that wherein isocyanic ester is a polymethylene multi-phenenyl isocyanate (PAPI) 400
#, solvent is a dimethylbenzene, and polyethers a is 330, and polyethers b is 635, adds material and is aluminium pool powder.Elder generation is with 29.2 parts of polymethylene multi-phenenyl isocyanates (PAPI) 400 during preparation
#Drop in the reactor with pump, add 0.047 part of phosphoric acid and carry out emulsification, heat up, add 8.87 parts of polyethers 330 again while feeding intake, 6.59 part dibutyl ester, 2.1 part 451,50 parts of dimethylbenzene of polyethers and 2.77 parts of epoxy resin E-44s carry out reacting by heating to 80～insulation 90 ℃ the time, when being cooled to 40 ℃ after 2～2.5 hours, (tiffany 320 orders) are filtered in discharging, transfer solid content to 50% by product standard before filtering, and warehouse-in is stand-by behind the test package; Again with 63 parts of coal tar pitches, 14.78 parts of pimelinketone, 12.93 parts of toluene and 9.24 parts of dimethylbenzene, drop in the reactor successively, drive to stir while feeding intake, heat up and heat in the limit, when being warmed up to 110～120 ℃, be incubated draining after 2 hours, then material is squeezed into cooling tank and be cooled to 40 ℃, 320～400 order aluminium pool powder of adding 16% adds material, filters with 200 order filtering nets at normal temperatures after stirring, transfer solid content to 63% by product standard before filtering, warehouse-in is stand-by behind the test package again.During on-the-spot the use be that 50% A component moisture-cure polyurethane resin and solid content are 63% B coal tar pitch resin, after stirring by 1: 1 mixed, precipitate 10 minutes, spray again, brushing, roller coating all can solid content.
Embodiment 2, can open A, B for two jars during use by minute two component groups of A, the B of jar packing at the scene for being exclusively used in the antifouling paste of petroleum storage tanks and facility, after stirring by 1: 1 mixed, precipitates 10 minutes, sprays, brushing, roller coating all can again.Its preparation technology is the same with embodiment 1.Its composition is:
(1) A component moisture-cure polyurethane resin solid content 48%
400 27.5 parts of polymethylene multi-phenenyl isocyanates (PAPI)
0.042 part of phosphoric acid (reagent type)
330 8.14 parts of polyethers
451 1.92 parts of polyethers
5.90 parts of dibutyl esters
2.2 parts of epoxy resin E-44s
51 parts of SI000#
(2) .B component coal tar pitch resin solid content 61%
61 parts of coal tar pitches
13.5 parts of pimelinketone
12.1 parts of toluene
10.2 parts of SI000#
Aluminium pool powder (weight percentage) 20%.
Embodiment 3, can open A, B for two jars during use by minute two component groups of A, the B of jar packing at the scene for being exclusively used in the antifouling paste of petroleum storage tanks and facility, after stirring by 1: 1 mixed, precipitates 10 minutes, sprays, brushing, roller coating all can again.Its preparation technology is the same with embodiment 1.Its composition is:
(1) .A component moisture-cure polyurethane resin solid content 52%
400 28.5 parts of polymethylene multi-phenenyl isocyanates (PAPI)
0.045 part of phosphoric acid (reagent type)
330 8.54 parts of polyethers
451 2.0 parts of polyethers
6.24 parts of dibutyl esters
2.48 parts of epoxy resin E-44s
52 parts of dimethylbenzene
(2) .B component coal tar pitch resin solid content 62%
62 parts of coal tar pitches
14.28 parts of pimelinketone
12.54 parts of toluene
9.88 parts of dimethylbenzene
Aluminium pool powder (weight percentage) 18%.
Claims (1)
1. antifouling paste that is exclusively used in petroleum storage tanks and facility, for minute two components of A, the B of jar packing are formed, it is characterized in that the A component is the moisture-cure polyurethane resin that is made of isocyanic ester, polyethers a, polyethers b, Resins, epoxy, dibutyl ester or dibutylester, phosphoric acid and solvent, the B component is by coal tar pitch, pimelinketone, toluene, solvent and adds the coal tar pitch resin that material constitutes that wherein isocyanic ester is a polymethylene multi-phenenyl isocyanate (PAPI) 300
#Or 400
#, solvent is dimethylbenzene or SI000
#, polyethers a can get one from 330,3030,3031,3050, and polyethers b can get one from 635,451, and add material and be aluminium pool powder,
Each constituent content in the A component is: (parts by weight)
Polymethylene multi-phenenyl isocyanate (PAPI) 300
#Or 400
#27.4～29.2
Phosphoric acid (reagent type) 0.042～0.047
Polyethers a 8.10～8.87
Polyethers b 1.90～2.10
Dibutyl ester or dibutylester 5.90～6.59
Resins, epoxy 2.25～2.77
Solvent 50～52
Each constituent content in the B component is: (parts by weight)
Coal tar pitch 61～63
Pimelinketone 13.5～14.8
Toluene 12.1～12.93
Solvent 9.24～10.2
Add material (weight percentage) 15～20%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021332592A CN1492016A (en) | 2002-10-24 | 2002-10-24 | Anti-corrosion paint porticularly for petroleum storage tank and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021332592A CN1492016A (en) | 2002-10-24 | 2002-10-24 | Anti-corrosion paint porticularly for petroleum storage tank and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1492016A true CN1492016A (en) | 2004-04-28 |
Family
ID=34231274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA021332592A Pending CN1492016A (en) | 2002-10-24 | 2002-10-24 | Anti-corrosion paint porticularly for petroleum storage tank and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1492016A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102382548A (en) * | 2011-08-26 | 2012-03-21 | 中国石油天然气集团公司 | Solvent-free epoxy coating for inner wall of petroleum storage tank and preparation method |
| CZ304516B6 (en) * | 2012-12-28 | 2014-06-11 | Vysoká škola chemicko-technologická v Praze | Corrosion-preventive method of protection of crude-oil production equipment |
| CN104725978A (en) * | 2015-03-02 | 2015-06-24 | 西安誉丰通号科技有限公司 | Heavy anticorrosive insulated conversion film and leakage improvement method of track circuit ballast bed |
| CZ305642B6 (en) * | 2012-12-28 | 2016-01-20 | Vysoká škola chemicko-technologická v Praze | Corrosion-preventive method of protection of crude-oil transportation and storage equipment |
-
2002
- 2002-10-24 CN CNA021332592A patent/CN1492016A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102382548A (en) * | 2011-08-26 | 2012-03-21 | 中国石油天然气集团公司 | Solvent-free epoxy coating for inner wall of petroleum storage tank and preparation method |
| CZ304516B6 (en) * | 2012-12-28 | 2014-06-11 | Vysoká škola chemicko-technologická v Praze | Corrosion-preventive method of protection of crude-oil production equipment |
| CZ305642B6 (en) * | 2012-12-28 | 2016-01-20 | Vysoká škola chemicko-technologická v Praze | Corrosion-preventive method of protection of crude-oil transportation and storage equipment |
| CN104725978A (en) * | 2015-03-02 | 2015-06-24 | 西安誉丰通号科技有限公司 | Heavy anticorrosive insulated conversion film and leakage improvement method of track circuit ballast bed |
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