CN106590236A - Preparation method of surface treatment agent for natural gas conveying hose corrosion resistance - Google Patents
Preparation method of surface treatment agent for natural gas conveying hose corrosion resistance Download PDFInfo
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- CN106590236A CN106590236A CN201610929331.2A CN201610929331A CN106590236A CN 106590236 A CN106590236 A CN 106590236A CN 201610929331 A CN201610929331 A CN 201610929331A CN 106590236 A CN106590236 A CN 106590236A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D191/00—Coating compositions based on oils, fats or waxes; Coating compositions based on derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Epoxy Resins (AREA)
- Sealing Material Composition (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The present invention provides a preparation method of a surface treatment agent for natural gas conveying hose corrosion resistance, and the method is as follows: mixing epoxy soybean oil, triethanolamine, microcrystalline wax, rosin glyceride and a nonionic surfactant to obtain a mixture A; adding hydroxyl acrylic resin into ethylene glycol, heating, stirring, and in turn adding a fluoride, diethylene glycol, sodium benzoate, microcrystalline cellulose and water to obtain a mixture B; and finally mixing the mixture A and the mixture B, then adding a defoaming agent, a thixotropic agent and a silicate sol for dispersion to obtain the surface treatment agent. The surface treating agent is used for natural gas conveying hose corrosion resistance, so that a hose has corrosion resistance, impact resistance and abrasion resistance, when the hose is impacted, an anticorrosion layer peeling phenomenon does not occur, and the service life of the hose can be effectively prolonged.
Description
Technical field
The invention belongs to metal hose processing technique field, and in particular to a kind of natural gas transportation flexible pipe is corrosion-resistant to use surface
The preparation method of inorganic agent.
Background technology
Natural gas is a kind of multi-component mixed gas, and main component is alkane, and wherein methane accounts for the overwhelming majority, separately there is few
The ethane of amount, propane and butane are general in addition also to contain hydrogen sulfide, carbon dioxide, nitrogen and steam, and micro indifferent gas
Body.Nominally, methane to butane is liquid with gaseous state presence, more than pentane.Natural gas is produced in combustion
Raw can affect the material of human respiratory system's health few, produce without waste residue, waste water after burning, compared to coal, oil etc.
The energy has using advantages such as safety, calorific value height, cleanings.
With the continuous expansion in natural gas applications field, the application of natural gas be unable to do without the conveying of pipeline, and pipeline is again
Because there is the reasons such as the temperature difference or geology between pipeline and equipment, pipeline and pipeline, equipment and equipment causes installation compensation and heat
The compensation demand of expansion, adopts the compensation demand for installing compensating element, to meet displacement, thermal expansion, due to compensating element, mostly
The component of a variety of factors and the liquid medium of conveying causes the corrosion failure of compensating element, to leak, and causes the height weight of people
Depending on.
The content of the invention
The technical problem of solution:The purpose of the present invention is to overcome the deficiencies in the prior art and to provide a kind of natural gas transportation soft
The preparation method of corrosion-resistant use surface conditioning agent is managed, the surface conditioning agent is used for natural gas transportation hose surface anti-corrosion, makes flexible pipe
With corrosion-resistant, impact resistance and wear-resisting effect.
Technical scheme:A kind of preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe, comprises the following steps:
Step 1, in parts by weight, by epoxy soybean oil 2-5 parts, triethanolamine 1-5 parts, microwax 0.5-1.5 parts, Colophonium
Glyceride 0.1-0.6 parts, the mixing of nonionic surfactant 0.8-2.2 parts, obtain mixture A;
Step 2, in parts by weight, Hydroxylated acrylic resin 3-5 parts is added in ethylene glycol 7-10 parts, heated and stirred, then
Sequentially add fluoride 0.5-1.5 parts, diethylene glycol 0.2-0.7 parts, sodium benzoate 0.1-0.6 parts, Microcrystalline Cellulose 0.2-0.7 part
With water 10-20 parts, mixture B is obtained;
Step 3, in parts by weight, mixture A and mixture B is mixed, and adds defoamer 1-3 parts, thixotropic agent 0.6-
1.2 parts, silicate sol 0.1-0.5 part, dispersion, obtain final product.
Further, described fluoride is sodium fluoride, potassium fluoride or ammonium fluoride.
Further, described defoamer is emulsified silicone oil.
Further, described thixotropic agent is polyamide wax.
Further, described nonionic surfactant is fatty alcohol-polyoxyethylene ether AEO-9.
Further, dispersion condition is 700-800rpm, 20-30min in step 3.
Beneficial effect:The surface conditioning agent of the present invention is used for natural gas transportation hose surface anti-corrosion, makes flexible pipe have corrosion resistant
Erosion, impact resistance and wear-resisting effect, when being impacted, anticorrosive coat will not peeling off phenomenon, can effectively extend making for flexible pipe
Use the life-span.
Specific embodiment
Embodiment 1
A kind of preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe, comprises the following steps:
Step 1, in parts by weight, by 2 parts of epoxy soybean oil, 1 part of triethanolamine, 0.5 part of microwax, rosin glyceride
0.1 part, 0.8 part of mixing of nonionic surfactant, obtain mixture A;
Step 2, in parts by weight, by Hydroxylated acrylic resin, 3 parts add in 7 parts of ethylene glycol, heated and stirred, then add successively
Enter 10 parts of 0.5 part of fluoride, 0.2 part of diethylene glycol, 0.1 part of sodium benzoate, 0.2 part of Microcrystalline Cellulose and water, obtain mixture B;
Step 3, in parts by weight, mixture A and mixture B is mixed, add 1 part of defoamer, 0.6 part of thixotropic agent,
0.1 part of silicate sol, dispersion, obtains final product.
Wherein, described fluoride is sodium fluoride;Described defoamer is emulsified silicone oil;Described thixotropic agent is polyamide
Wax;Described nonionic surfactant is fatty alcohol-polyoxyethylene ether AEO-9.
Dispersion condition is 700rpm, 30min in step 3.
Embodiment 2
A kind of preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe, comprises the following steps:
Step 1, in parts by weight, by 3 parts of epoxy soybean oil, 2 parts of triethanolamine, 0.8 part of microwax, rosin glyceride
0.4 part, 1.4 parts of mixing of nonionic surfactant, obtain mixture A;
Step 2, in parts by weight, by Hydroxylated acrylic resin, 3 parts add in 7 parts of ethylene glycol, heated and stirred, then add successively
Enter 14 parts of 0.9 part of fluoride, 0.4 part of diethylene glycol, 0.2 part of sodium benzoate, 0.5 part of Microcrystalline Cellulose and water, obtain mixture B;
Step 3, in parts by weight, mixture A and mixture B is mixed, add 2 parts of defoamer, 0.9 part of thixotropic agent,
0.3 part of silicate sol, dispersion, obtains final product.
Wherein, described fluoride is sodium fluoride;Described defoamer is emulsified silicone oil;Described thixotropic agent is polyamide
Wax;Described nonionic surfactant is fatty alcohol-polyoxyethylene ether AEO-9.
Dispersion condition is 700rpm, 30min in step 3.
Embodiment 3
A kind of preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe, comprises the following steps:
Step 1, in parts by weight, by 4 parts of epoxy soybean oil, 2 parts of triethanolamine, 1.1 parts of microwax, rosin glyceride
0.4 part, 1.7 parts of mixing of nonionic surfactant, obtain mixture A;
Step 2, in parts by weight, by Hydroxylated acrylic resin, 4 parts add in 9 parts of ethylene glycol, heated and stirred, then add successively
Enter 17 parts of 1.3 parts of fluoride, 0.6 part of diethylene glycol, 0.3 part of sodium benzoate, 0.5 part of Microcrystalline Cellulose and water, obtain mixture B;
Step 3, in parts by weight, mixture A and mixture B is mixed, and adds 1.8 parts of defoamer, thixotropic agent 1.0
Part, 0.4 part of silicate sol, dispersion, obtain final product.
Wherein, described fluoride is sodium fluoride;Described defoamer is emulsified silicone oil;Described thixotropic agent is polyamide
Wax;Described nonionic surfactant is fatty alcohol-polyoxyethylene ether AEO-9.
Dispersion condition is 700rpm, 30min in step 3.
Embodiment 4
A kind of preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe, comprises the following steps:
Step 1, in parts by weight, by 5 parts of epoxy soybean oil, 5 parts of triethanolamine, 1.5 parts of microwax, rosin glyceride
0.6 part, 2.2 parts of mixing of nonionic surfactant, obtain mixture A;
Step 2, in parts by weight, by Hydroxylated acrylic resin, 5 parts add in 10 parts of ethylene glycol, heated and stirred, then successively
20 parts of 1.5 parts of fluoride, 0.7 part of diethylene glycol, 0.6 part of sodium benzoate, 0.7 part of Microcrystalline Cellulose and water are added, mixture is obtained
B;
Step 3, in parts by weight, mixture A and mixture B is mixed, add 3 parts of defoamer, 1.2 parts of thixotropic agent,
0.5 part of silicate sol, dispersion, obtains final product.
Wherein, described fluoride is sodium fluoride;Described defoamer is emulsified silicone oil;Described thixotropic agent is polyamide
Wax;Described nonionic surfactant is fatty alcohol-polyoxyethylene ether AEO-9.
Dispersion condition is 800rpm, 20min in step 3.
After testing, the gained of embodiment 1 to 4 surface conditioning agent resistance to water (50d) is unchanged, wet-heat resisting (80 DEG C, 100%
RH30d) unchanged, salt water resistance (3% saline room temperature 50d) is unchanged, and salt spray resistance (1000h) is non-foaming, wrinkle resistant.
Claims (6)
1. the preparation method of the corrosion-resistant use surface conditioning agent of a kind of natural gas transportation flexible pipe, it is characterised in that:Comprise the following steps:
Step 1, in parts by weight, by epoxy soybean oil 2-5 parts, triethanolamine 1-5 parts, microwax 0.5-1.5 parts, Colophonium glycerol
Ester 0.1-0.6 parts, the mixing of nonionic surfactant 0.8-2.2 parts, obtain mixture A;
Step 2, in parts by weight, Hydroxylated acrylic resin 3-5 parts is added in ethylene glycol 7-10 parts, heated and stirred, then successively
Add fluoride 0.5-1.5 parts, diethylene glycol 0.2-0.7 parts, sodium benzoate 0.1-0.6 parts, Microcrystalline Cellulose 0.2-0.7 part and water
10-20 parts, obtain mixture B;
Step 3, in parts by weight, mixture A and mixture B is mixed, and adds defoamer 1-3 parts, thixotropic agent 0.6-1.2
Part, silicate sol 0.1-0.5 part, dispersion, obtain final product.
2. the preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe according to claim 1, its feature exists
In:Described fluoride is sodium fluoride, potassium fluoride or ammonium fluoride.
3. the preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe according to claim 1, its feature exists
In:Described defoamer is emulsified silicone oil.
4. the preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe according to claim 1, its feature exists
In:Described thixotropic agent is polyamide wax.
5. the preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe according to claim 1, its feature exists
In:Described nonionic surfactant is fatty alcohol-polyoxyethylene ether AEO-9.
6. the preparation method of the corrosion-resistant use surface conditioning agent of natural gas transportation flexible pipe according to claim 1, its feature exists
In:Dispersion condition is 700-800rpm, 20-30min in step 3.
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CN201610929331.2A CN106590236A (en) | 2016-10-31 | 2016-10-31 | Preparation method of surface treatment agent for natural gas conveying hose corrosion resistance |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101003709A (en) * | 2006-01-17 | 2007-07-25 | 上海长春藤化工有限公司 | Fluorin - silicon modified aqueous polyurethane coating with bi component, and preparation method |
CN101457005A (en) * | 2008-12-25 | 2009-06-17 | 浙江环达漆业集团有限公司 | Method for preparing hydroxyl acrylic acid water dispersoid |
CN101914185A (en) * | 2010-09-08 | 2010-12-15 | 廊坊金汇利工业涂料有限公司 | Hydroxy acrylic resin aqueous dispersion and water-based coating prepared therefrom |
-
2016
- 2016-10-31 CN CN201610929331.2A patent/CN106590236A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101003709A (en) * | 2006-01-17 | 2007-07-25 | 上海长春藤化工有限公司 | Fluorin - silicon modified aqueous polyurethane coating with bi component, and preparation method |
CN101457005A (en) * | 2008-12-25 | 2009-06-17 | 浙江环达漆业集团有限公司 | Method for preparing hydroxyl acrylic acid water dispersoid |
CN101914185A (en) * | 2010-09-08 | 2010-12-15 | 廊坊金汇利工业涂料有限公司 | Hydroxy acrylic resin aqueous dispersion and water-based coating prepared therefrom |
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Application publication date: 20170426 |