CN105199539A - Thermal insulation material used in low-temperature environment - Google Patents
Thermal insulation material used in low-temperature environment Download PDFInfo
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- CN105199539A CN105199539A CN201510652428.9A CN201510652428A CN105199539A CN 105199539 A CN105199539 A CN 105199539A CN 201510652428 A CN201510652428 A CN 201510652428A CN 105199539 A CN105199539 A CN 105199539A
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Abstract
The invention relates to the technical field of thermal insulation and particularly relates to a thermal insulation material used in a low-temperature environment. The thermal insulation material comprises 40-50 parts of modified epoxy resin, 10-20 parts of phenolic resin, 30-40 parts of ethanol, 20-30 parts of modified mineral slag, 5-9 parts of kaolin, 1-2 parts of a water reducing agent, 3-4 parts of paraffin, 5-6 parts of silicate and 4-7 parts of glass fiber. The thermal insulation material is uniform in component and is not easily cracked or pulverized in the low-temperature environment after being painted.
Description
Technical field:
Heat preservation technology field of the present invention, more specifically to the lagging material used under a kind of low temperature environment.
Background technology:
Low temperature storage tank is generally the adiabatic storage tank of vertical or horizontal double-layer vacuum, inner bag select materials is austenitic stainless steel, outer container material according to user from different places, select as Q235-B or 345R by national regulation, inside and outside container interlayer filling thermal insulation material pearlife also vacuumizes, or nitrogen purging process, what the outer wall of general low temperature storage tank and pipeline was brushed is all common protective system, use of a specified duration at low ambient temperatures, coating serious cracking, coating common in addition does not also possess heat-insulating property.
Summary of the invention:
Technical problem to be solved by this invention is the lagging material used under overcoming existing technological deficiency provides a kind of low temperature environment.
Technical problem to be solved by this invention adopts following technical scheme to realize:
The lagging material used under low temperature environment, is characterized in that being made up of the raw material of following weight part: 40-50 part modified epoxy, 10-20 part resol, 30-40 part ethanol, 20-30 part Treated By Modified Slag, 5-9 part kaolin, 1-2 part water reducer, 3-4 part paraffin, 5-6 part silicate, 4-7 part glass fibre.
Further, described modified epoxy preparation method is: slowly heated by gas backstreaming by epoxy resin, slowly add the plasticized modifier of weight epoxy 2-3%, the dicumyl peroxide of 0.5-1% and the metabisulfite solution of 1-0.3% simultaneously, after interpolation, cooling, discharging; Mixture after discharging is warmed up to 120-140 DEG C, then adds the tertiary ethylene carbonate of weight epoxy 0.2-0.8% and the emulsifying agent of 0.8-1.2%, insulation 1-1.5 hour, then cooling discharge.
Further, described Treated By Modified Slag is made up of the raw material of following weight part: 80-90 part slag, 7-9 part hydrochloric acid, 2-3 part Sodium hexametaphosphate 99,9-14 part polyacrylamide, 6-8 part carbon vinegar hydrogen calcium, 3-5 part sweet oil, 6-8 part borax, 0.5-2 part haydite, 2-3 part tree ash, 1-2 part linking agent.
Further, the preparation method of described Treated By Modified Slag is: first that slag mill is powdered, under drying nitrogen protection, to thermometer is housed, slag powders is dropped in the closed reactor of whipping appts and reflux exchanger, hydrochloric acid, Sodium hexametaphosphate 99, add a certain amount of ethanolic soln, be warming up to 70-80 DEG C of reaction half hour, be cooled to 50-60 DEG C, add polyacrylamide and react 10 minutes, add carbon vinegar hydrogen calcium and sweet oil again, react about 1.5 hours, further reduction temperature to 45 DEG C, add borax, haydite and tree ash, continue insulation reaction one hour, be cooled to normal temperature, finally add linking agent then filtration drying grind and obtain Treated By Modified Slag.
The performance of heat protective material that the present invention obtains is excellent, cost is lower, and adopt the thermal conductivity of GB/T10297-1998 standard to material of the present invention to test, its thermal conductivity is 0.040, excellent thermal insulation performance, and there is good acid-alkali-corrosive-resisting, employing slag is raw material, has saved ample resources, uniform ingredients of the present invention, after brushing at low ambient temperatures, not easily crackle, not easily efflorescence.
Embodiment:
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1: the lagging material used under a kind of low temperature environment, is characterized in that being made up of the raw material of following weight part: 40 parts of modified epoxies, 10 parts of resol, 30 parts of ethanol, 20 parts of Treated By Modified Slags, 5 parts of kaolin, 1 part of water reducer, 3 parts of paraffin, 5 parts of silicate, 4 parts of glass fibre.
Modified epoxy preparation method is: slowly heated by gas backstreaming by epoxy resin, add simultaneously slowly the plasticized modifier of weight epoxy 2%, the dicumyl peroxide of 0.5% and 1% metabisulfite solution, after interpolation, cooling, discharging; Mixture after discharging is warmed up to 120 DEG C, then adds the tertiary ethylene carbonate of weight epoxy 0.2% and the emulsifying agent of 0.8%, be incubated 1 hour, then cooling discharge.
Treated By Modified Slag is made up of the raw material of following weight part: 80 parts of slags, 7 parts of hydrochloric acid, 2 parts of Sodium hexametaphosphate 99s, 9 parts of polyacrylamides, 6 parts of carbon vinegar hydrogen calcium, 3 parts of sweet oil, 6 parts of boraxs, 0.5 part of haydite, 2 parts of tree ash, 1 part of linking agent.
Embodiment 2: the lagging material used under a kind of low temperature environment, is characterized in that being made up of the raw material of following weight part: 50 parts of modified epoxies, 20 parts of resol, 40 parts of ethanol, 30 parts of Treated By Modified Slags, 9 parts of kaolin, 2 parts of water reducers, 4 parts of paraffin, 6 parts of silicate, 7 parts of glass fibre.
Modified epoxy preparation method is: slowly heated by gas backstreaming by epoxy resin, add simultaneously slowly the plasticized modifier of weight epoxy 3%, the dicumyl peroxide of 1% and 0.3% metabisulfite solution, after interpolation, cooling, discharging; Mixture after discharging is warmed up to 140 DEG C, then adds the tertiary ethylene carbonate of weight epoxy 0.8% and the emulsifying agent of 1.2%, be incubated 1.5 hours, then cooling discharge.
Treated By Modified Slag is made up of the raw material of following weight part: 90 parts of slags, 9 parts of hydrochloric acid, 3 parts of Sodium hexametaphosphate 99s, 14 parts of polyacrylamides, 8 parts of carbon vinegar hydrogen calcium, 5 parts of sweet oil, 8 parts of boraxs, 2 parts of haydites, 3 parts of tree ash, 2 parts of linking agents.
The preparation method of Treated By Modified Slag is: first that slag mill is powdered, under drying nitrogen protection, to thermometer is housed, slag powders is dropped in the closed reactor of whipping appts and reflux exchanger, hydrochloric acid, Sodium hexametaphosphate 99, add a certain amount of ethanolic soln, be warming up to 70-80 DEG C of reaction half hour, be cooled to 50-60 DEG C, add polyacrylamide and react 10 minutes, add carbon vinegar hydrogen calcium and sweet oil again, react about 1.5 hours, further reduction temperature to 45 DEG C, add borax, haydite and tree ash, continue insulation reaction one hour, be cooled to normal temperature, finally add linking agent then filtration drying grind and obtain Treated By Modified Slag.
A preparation method for the lagging material used under low temperature environment, by above-mentioned raw materials uniform stirring 10 minutes.During use, direct image coating is equally brushed on low temperature storage tank or pipeline.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. the lagging material used under low temperature environment, is characterized in that being made up of the raw material of following weight part: 40-50 part modified epoxy, 10-20 part resol, 30-40 part ethanol, 20-30 part Treated By Modified Slag, 5-9 part kaolin, 1-2 part water reducer, 3-4 part paraffin, 5-6 part silicate, 4-7 part glass fibre.
2. the lagging material used under a kind of low temperature environment according to claim 1, it is characterized in that described modified epoxy preparation method is: slowly heated by gas backstreaming by epoxy resin, slowly add the plasticized modifier of weight epoxy 2-3%, the dicumyl peroxide of 0.5-1% and the metabisulfite solution of 1-0.3% simultaneously, after interpolation, cooling, discharging; Mixture after discharging is warmed up to 120-140 DEG C, then adds the tertiary ethylene carbonate of weight epoxy 0.2-0.8% and the emulsifying agent of 0.8-1.2%, insulation 1-1.5 hour, then cooling discharge.
3. the lagging material used under a kind of low temperature environment according to claim 1, is characterized in that described Treated By Modified Slag is made up of the raw material of following weight part: 80-90 part slag, 7-9 part hydrochloric acid, 2-3 part Sodium hexametaphosphate 99,9-14 part polyacrylamide, 6-8 part carbon vinegar hydrogen calcium, 3-5 part sweet oil, 6-8 part borax, 0.5-2 part haydite, 2-3 part tree ash, 1-2 part linking agent.
4. the lagging material used under a kind of low temperature environment according to claim 3, it is characterized in that the preparation method of described Treated By Modified Slag is: first that slag mill is powdered, under drying nitrogen protection, to thermometer is housed, slag powders is dropped in the closed reactor of whipping appts and reflux exchanger, hydrochloric acid, Sodium hexametaphosphate 99, add a certain amount of ethanolic soln, be warming up to 70-80 DEG C of reaction half hour, be cooled to 50-60 DEG C, add polyacrylamide and react 10 minutes, add carbon vinegar hydrogen calcium and sweet oil again, react about 1.5 hours, further reduction temperature to 45 DEG C, add borax, haydite and tree ash, continue insulation reaction one hour, be cooled to normal temperature, finally add linking agent then filtration drying grind and obtain Treated By Modified Slag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510652428.9A CN105199539A (en) | 2015-10-09 | 2015-10-09 | Thermal insulation material used in low-temperature environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510652428.9A CN105199539A (en) | 2015-10-09 | 2015-10-09 | Thermal insulation material used in low-temperature environment |
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| CN105199539A true CN105199539A (en) | 2015-12-30 |
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| CN201510652428.9A Pending CN105199539A (en) | 2015-10-09 | 2015-10-09 | Thermal insulation material used in low-temperature environment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751432A (en) * | 2016-12-22 | 2017-05-31 | 苏州缔绿电子科技有限公司 | A kind of low-temperature-resistance high-toughness composite and preparation method thereof |
| CN109251469A (en) * | 2018-08-17 | 2019-01-22 | 佛山朝鸿新材料科技有限公司 | A kind of preparation method of rock wool compound insulating material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102702921A (en) * | 2012-06-13 | 2012-10-03 | 天长市银狐漆业有限公司 | Anti-skid coating |
| CN103880338A (en) * | 2014-01-22 | 2014-06-25 | 陕西理工学院 | Preparation method of coal ash thermal insulation-decoration integrated plate |
| CN104194572A (en) * | 2014-09-25 | 2014-12-10 | 芜湖县双宝建材有限公司 | Anti-corrosion and flame retardant coating |
| CN104513454A (en) * | 2013-09-27 | 2015-04-15 | 青岛蓝农谷农产品研究开发有限公司 | Flame-retardant high-temperature-resistant sheet material and producing method thereof |
-
2015
- 2015-10-09 CN CN201510652428.9A patent/CN105199539A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102702921A (en) * | 2012-06-13 | 2012-10-03 | 天长市银狐漆业有限公司 | Anti-skid coating |
| CN104513454A (en) * | 2013-09-27 | 2015-04-15 | 青岛蓝农谷农产品研究开发有限公司 | Flame-retardant high-temperature-resistant sheet material and producing method thereof |
| CN103880338A (en) * | 2014-01-22 | 2014-06-25 | 陕西理工学院 | Preparation method of coal ash thermal insulation-decoration integrated plate |
| CN104194572A (en) * | 2014-09-25 | 2014-12-10 | 芜湖县双宝建材有限公司 | Anti-corrosion and flame retardant coating |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751432A (en) * | 2016-12-22 | 2017-05-31 | 苏州缔绿电子科技有限公司 | A kind of low-temperature-resistance high-toughness composite and preparation method thereof |
| CN109251469A (en) * | 2018-08-17 | 2019-01-22 | 佛山朝鸿新材料科技有限公司 | A kind of preparation method of rock wool compound insulating material |
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Application publication date: 20151230 |