CN105273635A - Elastic epoxy composite anti-corrosion material for heating coil pipe in crude oil storage tank, and preparation method thereof - Google Patents
Elastic epoxy composite anti-corrosion material for heating coil pipe in crude oil storage tank, and preparation method thereof Download PDFInfo
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Abstract
The present invention provides an elastic epoxy composite anti-corrosion material for heating a coil pipe in a crude oil storage tank, wherein the components comprise, by weight, 87-110 parts of a vinyl resin, 18.1-21.4 parts of glass fibers, 1-3 parts of carbon fibers, 8.1-11.8 parts of a nitrile butadiene rubber, 1.3-3.7 parts of titanium dioxide powder, 0.4-2 parts of phthalocyanine blue, 1.7-4.3 parts of zinc chromate yellow, 10-30 parts of graphite, 0.3-0.6 part of a defoamer, 0.3-0.5 part of a leveling agent, 0.3-0.5 part of a dispersing agent, 0.6-1.1 parts of a curing agent, 0.06-0.25 part of a promoter, and 0.02-0.07 part of an accelerator. According to the present invention, the anti-corrosion material has characteristics of no sagging during construction, nature leveling, effective protection of metal surfaces, excellent acid resistance, excellent alkali resistance, excellent salt resistance, good heat resistance, strong adhesion, peeling resistance, and good mechanical property.
Description
Technical field
The present invention relates to a kind of anticorrosive, be specifically related to heating coil elastic epoxy composite anti-corrosion material and preparation method thereof in a kind of crude oil storage tank.
Background technology
Heating coil in steel crude oil storage tank is divided into high, medium and low three groups, lay respectively at gas phase, oil phase and dirty aqueous phase layer, mostly be positioned at sewage layer, the principal element causing heating coil to corrode outward has the impact of the galvanic corrosion of dissolved oxygen, carbonic acid gas, hydrogen sulfide, chlorion, bacterial corrosion and hot environment, therefore, in crude oil storage tank, the corrosion speed of heating coil is the fastest, causes the replacing of heating coil, maintenance intervals extremely frequent, brings inconvenience to crude production and site work.
At present, oil field takes the heavy-duty coating consistent with at the bottom of tank to protect to the corrosion of crude oil storage tank heating coil usually, there is the defects such as pin hole in coating temperature tolerance and poor thermal conductivity, material surface, is not well positioned to meet the requirement for anticorrosion of heating coil in crude oil storage tank.
Summary of the invention
The object of this invention is to provide heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank, to overcome shortcoming of the prior art.
For this reason, the invention provides heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank, be made up of the component of following weight part:
Vinylite 87 ~ 110 parts, 18.1 ~ 21.4 parts, glass fibre, 1 ~ 3 part, carbon fiber, paracril 8.1 ~ 11.8 parts, titanium dioxide 1.3 ~ 3.7 parts, phthalocyanine blue 0.4 ~ 2 part, zinc-chrome yellow 1.7 ~ 4.3 parts, 10 ~ 30 parts, graphite.
Heating coil elastic epoxy composite anti-corrosion material in described crude oil storage tank, also comprise the defoamer of 0.3 ~ 0.6 part, the flow agent of 0.3 ~ 0.5 part, the dispersion agent of 0.3 ~ 0.5 part, the solidifying agent of 0.6 ~ 1.1 part, the accelerator of the promotor of 0.06 ~ 0.25 part and 0.02 ~ 0.07 part.
Described Vinylite is 97 parts, and glass fibre is 19 parts, and carbon fiber is 2 parts, paracril is 8.5 parts, and titanium dioxide is 3.5 parts, and phthalocyanine blue is 1.8 parts, zinc-chrome yellow is 4 parts, graphite is 20 parts, and defoamer is 0.45 part, and flow agent is 0.4 part, dispersion agent is 0.4 part, solidifying agent is 0.8 part, and promotor is 0.15 part, and accelerator is 0.04 part.
Described defoamer is non-silicon defoamer TECH ~ 430.
Described flow agent is fluorinated acrylate TECH ~ 177.
Described dispersion agent is poly carboxylic acid amine ammonium salt TECH ~ 501.
Described solidifying agent adopts mass concentration to be 80% hydrogen phosphide cumene.
Described promotor is for adopting mass concentration 6% cobalt salt.
Described accelerator is for adopting mass concentration 100% N,N-DIMETHYLACETAMIDE.
The preparation method of heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank, comprise the raw material of following weight proportion: in described crude oil storage tank, heating coil elastic epoxy composite anti-corrosion material and weight proportion thereof comprise Vinylite 87 ~ 110 parts, 18.1 ~ 21.4 parts, glass fibre, 1 ~ 3 part, carbon fiber, paracril 8.1 ~ 11.8 parts, titanium dioxide 1.3 ~ 3.7 parts, phthalocyanine blue 0.4 ~ 2 part, zinc-chrome yellow 1.7 ~ 4.3 parts, 10 ~ 30 parts, graphite, defoamer 0.3 ~ 0.6 part, flow agent 0.3 ~ 0.5 part, dispersion agent 0.3 ~ 0.5 part, 0.6 ~ 1.1 part, solidifying agent, promotor 0.06 ~ 0.25 part and accelerator 0.02 ~ 0.07 part, concrete steps are as follows:
(1) resin modified: heating ethylene base resin to 103 DEG C ~ 134 DEG C, add paracril, stir, 132 DEG C ~ 143 DEG C are warming up to the speed of per minute 2 DEG C, constant temperature 26min ~ 36min, be warming up to 157 DEG C ~ 165 DEG C, after constant temperature 26min ~ 36min with the speed of per minute 2 DEG C again, release resin solution;
(2) powder adds and grinding: in the resin solution of releasing, add titanium dioxide, zinc-chrome yellow powder, and stir 26min ~ 36min, stirred rear injection sand mill and ground, mesh-of-grind is to 26um ~ 38um;
(3) interpolation of other fillers and auxiliary agent: add glass fibre, graphite, carbon fiber in ground raw material, in dispersion machine, 32min ~ 38min is disperseed with the speed of per minute 1700 ~ 2400 turns, then add phthalocyanine blue, dispersion agent, flow agent, defoamer, then in dispersion machine, disperse 16min ~ 30min with the speed of per minute 1500 ~ 1800 turns;
(4) solidify: in the raw material disperseed through dispersion machine, first add solidifying agent, 3min ~ 6min is stirred with per minute 260 ~ 370 rotary speed, add promotor again, 5min ~ 11min is stirred with per minute 260 ~ 370 rotary speed, finally add accelerator, stir 5min ~ 11min with per minute 260 ~ 370 rotary speed, complete the preparation of epoxy composite impregnating material;
The add-on of above-mentioned raw materials all adds by formula ratio.
The present invention adopts technique scheme, has the following advantages:
In crude oil storage tank provided by the invention, heating coil elastic epoxy composite anti-corrosion material is that one is applied to rot-resistant coated material at the bottom of heating coil place tank skin and tank in crude oil storage tank, it with Vinylite, glass fibre, paracril, titanium dioxide, phthalocyanine blue, zinc-chrome yellow, defoamer, flow agent and dispersion agent for host, add other solidifying agent, a kind of thermotolerance formed is 98 DEG C, and impelling strength is 6KJ/m
2, viscosity, can at 0 ~ 40 DEG C at about 4000Pa.s, surface drying in 4 ~ 8h, does solid work in 48 hours, and stream, the natural levelling of energy are not hung in construction; Can available protecting metallic surface, acid-and base-resisting, salt excellent performance, resistance toheat is good; Strong adhesion, incrust, have good mechanical property, surface resistivity is 4.3 × 10
7heating coil elastic epoxy composite anti-corrosion material in the storage tank of Ω.
Embodiment
Further heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank is described in detail below in conjunction with embodiment.
Heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank, the weight proportion of epoxy composite impregnating material material composition and composition is according to following composition and proportioning composition: Vinylite 87 ~ 110 parts, 18.1 ~ 21.4 parts, glass fibre, 1 ~ 3 part, carbon fiber, paracril 8.1 ~ 11.8 parts, titanium dioxide 1.3 ~ 3.7 parts, phthalocyanine blue 0.4 ~ 2 part, zinc-chrome yellow 1.7 ~ 4.3 parts, 10 ~ 30 parts, graphite, also comprise the defoamer of 0.3 ~ 0.6 part, the flow agent of 0.3 ~ 0.5 part, the dispersion agent of 0.3 ~ 0.5 part, the solidifying agent of 0.6 ~ 1.1 part, the accelerator of the promotor of 0.06 ~ 0.25 part and 0.02 ~ 0.07 part.
In described crude oil storage tank the preparation method of heating coil elastic epoxy composite anti-corrosion material divide resin modified, powder to add and grinding, the interpolation of other fillers and auxiliary agent, solidification four steps:
(1) resin modified: heating ethylene base resin to 103 DEG C ~ 134 DEG C, add paracril, stir, 132 DEG C ~ 143 DEG C are warming up to the speed of per minute 2 DEG C, constant temperature 26min ~ 36min, be warming up to 157 DEG C ~ 165 DEG C, after constant temperature 26min ~ 36min with the speed of per minute 2 DEG C again, release resin solution;
(2) powder adds and grinding: in the resin solution of releasing, add titanium dioxide, zinc-chrome yellow powder, and stir 26min ~ 36min, stirred rear injection sand mill and ground, mesh-of-grind is to 26um ~ 38um;
(3) interpolation of other fillers and auxiliary agent: add glass fibre, graphite, carbon fiber in ground raw material, in dispersion machine, 32min ~ 38min is disperseed with the speed of per minute 1700 ~ 2400 turns, then add phthalocyanine blue, dispersion agent, flow agent, defoamer, then in dispersion machine, disperse 16min ~ 30min with the speed of per minute 1500 ~ 1800 turns;
(4) solidify: in the raw material disperseed through dispersion machine, first add solidifying agent, 3min ~ 6min is stirred with per minute 260 ~ 370 rotary speed, add promotor again, 5min ~ 11min is stirred with per minute 260 ~ 370 rotary speed, finally add accelerator, stir 5min ~ 11min with per minute 260 ~ 370 rotary speed, complete the preparation of epoxy composite impregnating material.
Static conductive filling material, as the interpolation of conductive carbon fibre, static conductive auxiliary agent etc., while making material have electrostatic conductive performance, reduces oil absorbency to greatest extent, also improves the oil resistance of material.But the cooperation of static conductive filling material is added, and by the restriction of the factor such as amount of filler, kind, as single radio frequency medium, although also can meet electrostatic conductive performance, its addition is excessive; It is little that the interpolation of high-performance conductive carbon fiber can meet addition simultaneously, the condition that antiseptic property is high, but thermal conductivity is on the low side etc.Therefore, to have finally chosen volume be 2% conductive carbon fibre and volume is that the combination of 20% electrically conductive graphite powder is added, and defines heating coil elastic epoxy composite anti-corrosion material in the good storage tank of thermal conductivity, preservative property.
Embodiment 1
The weight proportion of supplying raw materials according to table 1 is prepared, and select Vinylite to be 97 parts, glass fibre is 19 parts, carbon fiber is 2 parts, and paracril is 8.5 parts, and titanium dioxide is 3.5 parts, phthalocyanine blue is 1.8 parts, and zinc-chrome yellow is 4 parts, and graphite is 20 parts, defoamer is 0.45 part, and flow agent is 0.4 part, and dispersion agent is 0.4 part, solidifying agent is 0.8 part, and promotor is 0.15 part, and accelerator is 0.04 part, select materials after terminating, be prepared according to following steps:
(1) resin modified: heat 97 parts of Vinylites to 132 DEG C, add 8.5 parts of paracrils, stir, be warming up to 140 DEG C with the speed of per minute 2 DEG C, constant temperature 32min, then be warming up to 158 DEG C with the speed of per minute 2 DEG C, after constant temperature 32min, release resin solution;
(2) powder adds and grinding: in the resin solution of releasing, add 3.5 parts of titanium dioxides, 4 parts of zinc-chrome yellow powders, and stir 32min, stirred rear injection sand mill and ground, mesh-of-grind is to 32um;
(3) interpolation of other fillers and auxiliary agent: add 19 parts of glass fibre, 20 parts of graphite, 2 parts of carbon fibers in ground raw material, in dispersion machine, 36min is disperseed with the speed of per minute 1800 turns, then 1.8 parts of phthalocyanine blues, 0.4 part of dispersion agent, 0.4 part of flow agent, 0.45 part of defoamer is added, in dispersion machine, 27min is disperseed again with the speed of per minute 1700 turns, packing is carried out, packaging through the raw material of dispersion machine after row dispersion;
(4) solidify: when needs use, open packaging, raw material in packaging is poured in vessel, 0.8 part of solidifying agent is first added in the raw material disperseed through dispersion machine, 4min is stirred with per minute 350 rotary speed, add 0.15 part of promotor again, 8min is stirred with per minute 300 rotary speed, finally add 0.04 part of accelerator, 8min is stirred with per minute 350 rotary speed, material after overcuring is exactly the elastic epoxy composite anti-corrosion material needing preparation, at the bottom of the tank skin only needing this material to be coated onto the heating coil place in crude oil storage tank and tank.
The present invention adopts the epoxy composite impregnating material of above-mentioned composition and proportioning and preparation method thereof preparation, has good antiseptic property, (concrete numeric reference table two), and easy construction.
Concrete, in crude oil storage tank, the formula table of heating coil elastic epoxy composite anti-corrosion material is as follows:
Heating coil elastic epoxy composite anti-corrosion material formula specifications and models table in table 1 crude oil storage tank
Xi'an product quality supervision and inspection institute has carried out quality supervision and test to the product of above-described embodiment, and examining report is numbered: H1601184, and assay is as follows:
Heating coil elastic epoxy composite anti-corrosion material salient features table in the crude oil storage tank of table 2 embodiments of the invention
Embodiment 2
Use the preparation method in similar embodiment 1, adopt following weight proportion, carry out the preparation of epoxy composite impregnating material:
(1) resin modified: heat 87 parts of Vinylites to 103 DEG C, add 8.1 parts of paracrils, stir, be warming up to 132 DEG C with the speed of per minute 2 DEG C, constant temperature 26min, then be warming up to 157 DEG C with the speed of per minute 2 DEG C, after constant temperature 26min, release resin solution;
(2) powder adds and grinding: in the resin solution of releasing, add 1.3 parts of titanium dioxides, 1.7 parts of zinc-chrome yellow powders, and stir 26min, stirred rear injection sand mill and ground, mesh-of-grind is to 26um;
(3) interpolation of other fillers and auxiliary agent: add 18.1 parts of glass fibre, 10 parts of graphite, 1 part of carbon fiber in ground raw material, in dispersion machine, 32min is disperseed with the speed of per minute 1700 turns, then 0.4 part of phthalocyanine blue, 0.3 part of dispersion agent, 0.3 part of flow agent, 0.3 part of defoamer is added, in dispersion machine, 16min is disperseed again with the speed of per minute 1500 turns, packing is carried out, packaging through the raw material of dispersion machine after row dispersion;
(4) solidify: when needs use, open packaging, raw material in packaging is poured in vessel, 0.6 part of solidifying agent is first added in the raw material disperseed through dispersion machine, 3min is stirred with per minute 260 rotary speed, add 0.06 part of promotor again, 5min is stirred with per minute 260 rotary speed, finally add 0.02 part of accelerator, 5min is stirred with per minute 260 rotary speed, material after overcuring is exactly the elastic epoxy composite anti-corrosion material needing preparation, only needs the tank skin this material is coated onto in crude oil storage tank.
Its effect of the present embodiment impregnating material is consistent with the table 2 of embodiment 1.
Embodiment 3
Use the preparation method in similar embodiment 1, adopt following weight proportion, carry out the preparation of epoxy composite impregnating material:
(1) resin modified: heat 100 parts of Vinylites to 134 DEG C, add 11.8 parts of paracrils, stir, be warming up to 143 DEG C with the speed of per minute 2 DEG C, constant temperature 36min, then be warming up to 165 DEG C with the speed of per minute 2 DEG C, after constant temperature 36min, release resin solution;
(2) powder adds and grinding: in the resin solution of releasing, add 3.7 parts of titanium dioxides, 4.3 parts of zinc-chrome yellow powders, and stir 36min, stirred rear injection sand mill and ground, mesh-of-grind is to 38um;
(3) interpolation of other fillers and auxiliary agent: add 21.4 parts of glass fibre, 30 parts of graphite, 3 parts of carbon fibers in ground raw material, in dispersion machine, 38min is disperseed with the speed of per minute 2400 turns, then 2 parts of phthalocyanine blues, 0.5 part of dispersion agent, 0.5 part of flow agent, 0.6 part of defoamer is added, in dispersion machine, 30min is disperseed again with the speed of per minute 1800 turns, packing is carried out, packaging through the raw material of dispersion machine after row dispersion;
(4) solidify: when needs use, open packaging, raw material in packaging is poured in vessel, 1.1 parts of solidifying agent are first added in the raw material disperseed through dispersion machine, 6min is stirred with per minute 370 rotary speed, add 0.25 part of promotor again, 11min is stirred with per minute 370 rotary speed, finally add 0.07 part of accelerator, 11min is stirred with per minute 370 rotary speed, material after overcuring is exactly the elastic epoxy composite anti-corrosion material needing preparation, at the bottom of the tank skin only needing this material to be coated onto the heating coil place in crude oil storage tank and tank.
Its effect of the present embodiment impregnating material is consistent with the table 2 of embodiment 1.
In the above-described embodiment, defoamer, flow agent, dispersion agent are all from Shanghai Tag Polymer Sciences Ltd., specific address is Room, No. 665 Dehong mansions 602, Zhangjiang road, Pudong New Area, Shanghai, and concrete model is that defoamer adopts non-silicon defoamer TECH-430; Flow agent adopts fluorinated acrylate TECH-177; Poly carboxylic acid amine ammonium salt TECH-501 is adopted in dispersion agent embodiment;
Vinylite, paracril, phthalocyanine blue, solidifying agent, accelerator all from selecting upper latitude (Shanghai) Fine Chemical Co., Ltd, No. 118, Song Sheng road, CompanyAddress's Shanghai Songjiang manufacturing district; Concrete model, Vinylite adopts SWANCOR908 resin; Paracril adopts CTBN; Phthalocyanine blue selects Vinylite type; Solidifying agent adopts concentration 80% hydrogen phosphide cumene; Accelerator adopts concentration 100% N,N-DIMETHYLACETAMIDE.
The conducting powder that graphite, carbon fiber all select Xin Shengfeng Science and Technology Ltd. of Shenzhen to produce, concrete, graphite selects 40 ~ 60 order conducting powder, and volume is 20% electrically conductive graphite powder; 30 ~ 40 order conducting powder selected by carbon fiber, and volume is 2% conductive carbon fibre.
Titanium dioxide selects Beijing Orient Rui Xiang commerce and trade company limited to supply Dupont titanium dioxide, No. 9, Beiwei Lu, Xuanwu District, address Beijing, employing be the titanium dioxide of rutile R type.
Zinc chrome bloom is selected
shanghai courser Chemical Co., Ltd.the concentration of producing is the zinc chrome bloom of 35% ~ 45%CrO3, and specific address is No. 2299, Zhongshan North Road, Putuo District, Shanghai.
1 ~ 2mm non-alkali glass powder selected by glass fibre; Promotor adopts 6% cobalt salt, and cobalt salt can be CoX
2, CoF
2, CoCl
2, CoBr
2, CoI
2, CoCO
3, Co (NO
3)
2, CoSO
4in any one.
The raw material of above-described embodiment also directly can be buied from market.Concentration is mass percent concentration.
In crude oil storage tank provided by the invention, heating coil elastic epoxy composite anti-corrosion material is that one is applied to rot-resistant coated material at the bottom of heating coil place tank skin and tank in crude oil storage tank, it with Vinylite, glass fibre, paracril, titanium dioxide, phthalocyanine blue, zinc-chrome yellow, defoamer, flow agent and dispersion agent for host, add other solidifying agent, a kind of thermotolerance formed is 98 DEG C, and impelling strength is 6KJ/m
2, viscosity, can at 0 ~ 40 DEG C at about 4000Pa.s, surface drying in 4 ~ 8h, does solid work in 48 hours, and stream, the natural levelling of energy are not hung in construction; Can available protecting metallic surface, acid-and base-resisting, salt excellent performance, resistance toheat is good; Strong adhesion, incrust, have good mechanical property, surface resistivity is 4.3 × 10
7heating coil elastic epoxy composite anti-corrosion material in the storage tank of Ω.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, within every protection domain all belonging to this with the same or analogous design of the present invention.
Claims (10)
1. a heating coil elastic epoxy composite anti-corrosion material in crude oil storage tank, is characterized in that: be made up of the component of following weight part:
Vinylite 87 ~ 110 parts, 18.1 ~ 21.4 parts, glass fibre, 1 ~ 3 part, carbon fiber, paracril 8.1 ~ 11.8 parts, titanium dioxide 1.3 ~ 3.7 parts, phthalocyanine blue 0.4 ~ 2 part, zinc-chrome yellow 1.7 ~ 4.3 parts, 10 ~ 30 parts, graphite.
2. heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank as claimed in claim 1, it is characterized in that: heating coil elastic epoxy composite anti-corrosion material in described crude oil storage tank, also comprise the defoamer of 0.3 ~ 0.6 part, the flow agent of 0.3 ~ 0.5 part, the dispersion agent of 0.3 ~ 0.5 part, the solidifying agent of 0.6 ~ 1.1 part, the accelerator of the promotor of 0.06 ~ 0.25 part and 0.02 ~ 0.07 part.
3. heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank as claimed in claim 1 or 2, it is characterized in that: described Vinylite is 97 parts, glass fibre is 19 parts, carbon fiber is 2 parts, and paracril is 8.5 parts, and titanium dioxide is 3.5 parts, phthalocyanine blue is 1.8 parts, and zinc-chrome yellow is 4 parts, and graphite is 20 parts, defoamer is 0.45 part, flow agent is 0.4 part, and dispersion agent is 0.4 part, and solidifying agent is 0.8 part, promotor is 0.15 part, and accelerator is 0.04 part.
4. heating coil elastic epoxy composite anti-corrosion material in crude oil storage tank as claimed in claim 1, is characterized in that: described defoamer is non-silicon defoamer TECH ~ 430.
5. the rotten material of heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank as claimed in claim 1, is characterized in that: described flow agent is fluorinated acrylate TECH ~ 177.
6. the rotten material of heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank as claimed in claim 1, is characterized in that: described dispersion agent is poly carboxylic acid amine ammonium salt TECH ~ 501.
7. the rotten material of heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank as claimed in claim 1, is characterized in that: described solidifying agent adopts mass concentration to be 80% hydrogen phosphide cumene.
8. the rotten material of heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank as claimed in claim 1, is characterized in that: described promotor adopts mass concentration to be 6% cobalt salt.
9. the rotten material of heating coil elastic epoxy composite anti-corrosion material in a kind of crude oil storage tank as claimed in claim 1, is characterized in that: described accelerator adopts mass concentration to be 100% N,N-DIMETHYLACETAMIDE.
10. the heating coil preparation method of elastic epoxy composite anti-corrosion material in a crude oil storage tank, it is characterized in that: in described crude oil storage tank, heating coil elastic epoxy composite anti-corrosion material and weight proportion thereof comprise Vinylite 87 ~ 110 parts, 18.1 ~ 21.4 parts, glass fibre, 1 ~ 3 part, carbon fiber, paracril 8.1 ~ 11.8 parts, titanium dioxide 1.3 ~ 3.7 parts, phthalocyanine blue 0.4 ~ 2 part, zinc-chrome yellow 1.7 ~ 4.3 parts, 10 ~ 30 parts, graphite, defoamer 0.3 ~ 0.6 part, flow agent 0.3 ~ 0.5 part, dispersion agent 0.3 ~ 0.5 part, 0.6 ~ 1.1 part, solidifying agent, promotor 0.06 ~ 0.25 part and accelerator 0.02 ~ 0.07 part,
Concrete steps are as follows:
(1) resin modified: heating ethylene base resin to 103 DEG C ~ 134 DEG C, add paracril, stir, 132 DEG C ~ 143 DEG C are warming up to the speed of per minute 2 DEG C, constant temperature 26min ~ 36min, be warming up to 157 DEG C ~ 165 DEG C, after constant temperature 26min ~ 36min with the speed of per minute 2 DEG C again, release resin solution;
(2) powder adds and grinding: in the resin solution of releasing, add titanium dioxide, zinc-chrome yellow powder, and stir 26min ~ 36min, stirred rear injection sand mill and ground, mesh-of-grind is to 26um ~ 38um;
(3) interpolation of other fillers and auxiliary agent: add glass fibre, graphite, carbon fiber in ground raw material, in dispersion machine, 32min ~ 38min is disperseed with the speed of per minute 1700 ~ 2400 turns, then add phthalocyanine blue, dispersion agent, flow agent, defoamer, then in dispersion machine, disperse 16min ~ 30min with the speed of per minute 1500 ~ 1800 turns;
(4) solidify: in the raw material disperseed through dispersion machine, first add solidifying agent, 3min ~ 6min is stirred with per minute 260 ~ 370 rotary speed, add promotor again, 5min ~ 11min is stirred with per minute 260 ~ 370 rotary speed, finally add accelerator, stir 5min ~ 11min with per minute 260 ~ 370 rotary speed, complete the preparation of epoxy composite impregnating material;
The add-on of above-mentioned raw materials all adds by formula ratio.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1775879A (en) * | 2005-12-13 | 2006-05-24 | 山东电力研究院 | Flue gas purified anticorrosive conductive coating |
| CN102358817A (en) * | 2011-09-15 | 2012-02-22 | 倪卫 | Corrosion resistance and wear resistance coating for phosphoric acid tail gas fan impeller |
| CN103289534A (en) * | 2013-06-19 | 2013-09-11 | 淄博福世蓝高分子复合材料技术有限公司 | Hand mould protective coating, and preparation method and application thereof |
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2014
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1775879A (en) * | 2005-12-13 | 2006-05-24 | 山东电力研究院 | Flue gas purified anticorrosive conductive coating |
| CN102358817A (en) * | 2011-09-15 | 2012-02-22 | 倪卫 | Corrosion resistance and wear resistance coating for phosphoric acid tail gas fan impeller |
| CN103289534A (en) * | 2013-06-19 | 2013-09-11 | 淄博福世蓝高分子复合材料技术有限公司 | Hand mould protective coating, and preparation method and application thereof |
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