CN107141925A - A kind of cable testing bridge protective agent and preparation method - Google Patents
A kind of cable testing bridge protective agent and preparation method Download PDFInfo
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- CN107141925A CN107141925A CN201710517537.9A CN201710517537A CN107141925A CN 107141925 A CN107141925 A CN 107141925A CN 201710517537 A CN201710517537 A CN 201710517537A CN 107141925 A CN107141925 A CN 107141925A
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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
- 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
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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
- 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
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
- C09D5/084—Inorganic compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/327—Aluminium phosphate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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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
- 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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Abstract
The invention discloses a kind of cable testing bridge protective agent and preparation method, the protective agent includes following component：Acrylic resin, epoxy resin, graphene, silicone acrylic emulsion, aluminium triphosphate, natrium nitrosum, iron oxide, attapulgite modified, defoamer, filler.Preparation method includes：Acrylic resin, epoxy resin and graphene are reacted first, the mixing of remaining component is then added and is uniformly dispersed, produce the protective agent.Protective agent of the present invention is applied to crane span structure, not only there is preferable anticorrosion ability, also there is easy to use, the uniform performance of coating, corner, dead angle of crane span structure etc. is enabled to preferably to be protected, avoid due to the not comprehensive caused corrosion failure phenomenon of protection, and use cost is relatively low, it is adapted to popularization and application.
Description
Technical field
The present invention relates to crane span structure protection technology field, and in particular to a kind of cable testing bridge protective agent and preparation method.
Background technology
With Chinese wires and cables industry high speed development, creation of new enterprise quantity constantly rises, and industry overall technology level is obtained
To greatly improving, at the same time under various demands, also more and more extensively, cable testing bridge is extensive for the application of cable bridge device
Applied in cable work, the material that manufacture cable testing bridge is used includes various metals and nonmetallic materials, such as mild steel, no
Become rusty steel, aluminium alloy and engineering plastics etc..
Problem present in engineering use is:First, Anticorrosion, the overall anti-corrosion cable bridge used in present engineering,
In preservation process there is anti-corrosion dead angle in the joint of lateral wall and strut rail, and anticorrosive quality is difficult to ensure, often occurred in case history
Cable testing bridge lateral wall and the corrosion of strut rail junction in use for some time, the generation for the phenomenon such as come off；2nd, technological problemses,
The overall anti-corrosion cable bridge bottom used at present is generally lateral wall with carrying out anti-corrosion again after strut rail welding fabrication, the product after shaping
It can not again do and change, and production efficiency is than relatively low, it is impossible to meet the market demand.
Current traditional cable crane span structure needs to be surface-treated cable testing bridge or in choosing in order to reach corrosion-resistant purpose, usually
Stainless steel material is used on material, wherein in the product of surface treatment, mainly using zinc-plated or plastic-spraying method, zinc-plated and plastic-spraying
Although cheap, appearance is poor, the requirement of some high-grade or critical facilitys is can not meet, although stainless steel outward appearance matter
Amount is preferable, but expensive, and domestic consumer can not consume.
Therefore, researching and developing one kind both has preferable anticorrosion ability, has easy to use, coating uniform again, and cost
Low crane span structure is significant with protective agent, also complies with the demand of existing market, with preferable application prospect.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of cable testing bridge protective agent and preparation method,
The protective agent is applied to crane span structure, not only with preferable anticorrosion ability, also with easy to use, the uniform usability of coating
Can, enable to corner, dead angle of crane span structure etc. preferably to be protected, it is to avoid due to the not comprehensive caused corrosion failure of protection
Phenomenon, and use cost is relatively low, is adapted to popularization and application.
The present invention solves technical problem and adopted the following technical scheme that：
The present invention relates to each raw material of a kind of cable testing bridge protective agent, including following parts by weight：25 ~ 36 parts of acrylic resin, ring
7 ~ 19 parts of oxygen tree fat, 0.5 ~ 3.3 part of graphene, 10 ~ 22 parts of silicone acrylic emulsion, 8 ~ 15 parts of aluminium triphosphate, 5 ~ 12 parts of natrium nitrosum,
4 ~ 8 parts of iron oxide, attapulgite modified 6 ~ 15 parts, 3 ~ 7 parts of defoamer, 7 ~ 17 parts of filler, in addition to appropriate water.
Preferably, the protective agent includes each raw material of following parts by weight：32 parts of acrylic resin, 15 parts of epoxy resin,
1.8 parts of graphene, 19 parts of silicone acrylic emulsion, 12 parts of aluminium triphosphate, 8 parts of natrium nitrosum, 5 parts of iron oxide, attapulgite modified 12
Part, 5 parts of defoamer, 10 parts of filler, in addition to appropriate water.
Preferably, it is described it is attapulgite modified for natural attapulgite it is purified, acidifying after product.
Preferably, the defoamer is dimethicone, polyether siloxane copolymers or polysiloxane defoaming agent.
Preferably, the filler is any of superfine talcum powder, nano-calcium carbonate, titanium dioxide.
The invention further relates to a kind of method for preparing cable testing bridge protective agent, comprise the following steps：
（1）Acrylic resin, epoxy resin and appropriate water are weighed respectively according to proportioning to be placed in reactor, are stirred, so
After add graphene aqueous solution, under the conditions of 60 ~ 80 DEG C, 1 ~ 2h of stirring reaction obtains product a1；
（2）Attapulgite modified, filler, defoamer are added into product a1, is mixed evenly, trimerization phosphorus is then added
Sour aluminium, natrium nitrosum, iron oxide, it is well mixed after be placed in the cutter that rotating speed is 1000 ~ 2000 turns/min shear scattered 10 ~
20min, obtains mixture a2；
（3）Silicone acrylic emulsion is added into scattered mixture a2, is stirred, then 10 ~ 20min of ultrasonic disperse, i.e.,
Obtain the protective agent.
Preferably, the step（1）The quality of middle addition water is 5 ~ 15 times of total polymer mass.
Preferably, the step（1）The concentration of the graphene aqueous solution of middle addition is 0.3 ~ 0.6g/L.
Preferably, the step（2）The attapulgite modified preparation method of middle addition comprises the following steps：
Natural attapulgite clay is crushed and 200 mesh sieves are crossed, added water, stirring forms mud in suspension, is subsequently placed in Ultrasonic Conditions
Lower ultrasonic 10 ~ 20min, takes upper suspension in 2500 ~ 3000 turns/min centrifuge after 5 ~ 10min of centrifugal treating, standing
Filter cake, is then placed in flask by vacuum filtration, adds 2mol/L watery hydrochloric acid, in 10 ~ 20min of ultrasound under Ultrasonic Conditions,
It is filtered by vacuum after standing, and filter cake is cleaned with distilled water, is dried, produce modified attapulgite.
Preferably, the volume that the watery hydrochloric acid is added is 1mL with attapulgite mass ratio：5g~8g.
Compared with prior art, the present invention has following beneficial effect：
（1）Cable testing bridge protective agent of the present invention, applied to crane span structure, not only with preferable anticorrosion ability, also has
Easy to use, the uniform performance of coating, enables to corner, dead angle of crane span structure etc. preferably to be protected, it is to avoid by
The corrosion failure phenomenon caused by protection is not comprehensive, and use cost is relatively low, is adapted to popularization and application.
（2）Graphene is added with cable testing bridge protective agent of the present invention, carrying out graphene to polymer first changes
Property processing, because graphene has unique laminar structured, being layering to form the physical isolation layer of densification so that graphene
There is the modified protective agent prepared preferable physical isolation waterproof anti-corrosion to act on, along with graphene have it is excellent
Mechanical property and chemical stability so that the protective agent being coated on crane span structure has preferable scratch-resistant, wear-resisting mechanical property,
Use for the crane span structure in acid or alkali environment provides safety guarantee.
（3）Modified attapulgite is added with cable testing bridge protective agent of the present invention, with preferable viscosity
And plasticity, emulsification rate is higher, saves emulsification production process, reduces production cost, be conducive to emulsification between raw material and
Bond, adhesive property, antistrip performance and the anticorrosion ability of protective agent and crane span structure surface can be greatly increased.Due to concave convex rod
Soil also has preferable suspension, levelability and thickening property, and hence it is also possible to instead of original suspending agent, thickener and stably
Agent, greatly reduces consumption of raw materials and cost of material.
（4）The preparation technology of cable testing bridge protective agent of the present invention is simple, mild condition, equipment investment are few and described
The preparing raw material of coating is easy to get, and cost is relatively low, and production process is safe and pollution-free, is adapted to industrialization promotion production, with preferable
Application prospect.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.These embodiments be merely to illustrate the present invention and without
In limitation the scope of the present invention.The experimental method of unreceipted actual conditions in the following example, generally according to normal condition, for example
Sambrook equimoleculars are cloned：Laboratory manual（New York:Cold Spring Harbor Laboratory Press,
1989）Described in condition, or according to the condition proposed by manufacturer.
Embodiment 1：
A kind of cable testing bridge protective agent and preparation method of the preferred embodiment of the present invention；
32 parts of acrylic resin, 15 parts of epoxy resin, 1.8 parts of graphene, 19 parts of silicone acrylic emulsion, 12 parts of aluminium triphosphate, nitrous
Sour 8 parts of sodium, 5 parts of iron oxide, attapulgite modified 12 parts, 5 parts of defoamer, 10 parts of filler, in addition to appropriate water.
It is described it is attapulgite modified for natural attapulgite it is purified, acidifying after product.Using modified attapulgite
With preferable viscosity and plasticity, emulsification rate is higher, saves emulsification production process, reduces production cost, is conducive to original
Emulsification and bonding between material, can greatly increase adhesive property, antistrip performance and the anticorrosion of protective agent and crane span structure surface
Effect.Because attapulgite also has preferable suspension, levelability and thickening property, and hence it is also possible to be suspended instead of original
Agent, thickener and stabilizer, greatly reduce consumption of raw materials and cost of material.
The defoamer is dimethicone.
The filler is superfine talcum powder.
The method that the present invention prepares cable testing bridge protective agent, comprises the following steps：
（1）Acrylic resin, epoxy resin and appropriate water are weighed respectively according to proportioning to be placed in reactor, are stirred, so
After add graphene aqueous solution, under the conditions of 70 DEG C, stirring reaction 2h obtains product a1；
（2）Attapulgite modified, filler, defoamer are added into product a1, is mixed evenly, trimerization phosphorus is then added
Sour aluminium, natrium nitrosum, iron oxide, are placed in the cutter that rotating speed is 2000 turns/min after being well mixed and shear scattered 15min, obtain
To mixture a2；
（3）Silicone acrylic emulsion is added into scattered mixture a2, is stirred, then ultrasonic disperse 15min, institute is produced
State protective agent.
Step（1）The quality of middle addition water is 10 times of total polymer mass.
Step（1）The concentration of the graphene aqueous solution of middle addition is 0.4g/L.
Step（2）The attapulgite modified preparation method of middle addition comprises the following steps：
Natural attapulgite clay is crushed and 200 mesh sieves are crossed, added water, stirring forms mud in suspension, is subsequently placed in Ultrasonic Conditions
Lower ultrasonic 15min, takes upper suspension to be filtered by vacuum in 2500 turns/min centrifuge after centrifugal treating 10min, standing, so
Filter cake is placed in flask afterwards, 2mol/L watery hydrochloric acid is added, wherein, volume and the attapulgite quality that watery hydrochloric acid is added it
Than for 1mL：6g, is subsequently placed under Ultrasonic Conditions after ultrasound 15min, standing and is filtered by vacuum, and cleans filter cake with distilled water, does
It is dry, produce modified attapulgite.
Embodiment 2：
A kind of cable testing bridge protective agent and preparation method of the preferred embodiment of the present invention；
The cable testing bridge protective agent, is prepared from by each raw material of following parts by weight：
25 parts of acrylic resin, 7 parts of epoxy resin, 0.5 part of graphene, 10 parts of silicone acrylic emulsion, 8 parts of aluminium triphosphate, nitrous acid
5 parts of sodium, 4 parts of iron oxide, attapulgite modified 6 parts, 3 parts of defoamer, 7 parts of filler, in addition to appropriate water.
It is described it is attapulgite modified for natural attapulgite it is purified, acidifying after product.
The defoamer is polyether siloxane copolymers.
The filler is nano-calcium carbonate.
The method that the present invention prepares cable testing bridge protective agent, comprises the following steps：
（1）Acrylic resin, epoxy resin and appropriate water are weighed respectively according to proportioning to be placed in reactor, are stirred, so
After add graphene aqueous solution, under the conditions of 60 DEG C, stirring reaction 2h obtains product a1；
（2）Attapulgite modified, filler, defoamer are added into product a1, is mixed evenly, trimerization phosphorus is then added
Sour aluminium, natrium nitrosum, iron oxide, are placed in the cutter that rotating speed is 1000 turns/min after being well mixed and shear scattered 20min, obtain
To mixture a2；
（3）Silicone acrylic emulsion is added into scattered mixture a2, is stirred, then ultrasonic disperse 10min, institute is produced
State protective agent.
Step（1）The quality of middle addition water is 5 times of total polymer mass.
Step（1）The concentration of the graphene aqueous solution of middle addition is 0.3g/L.
Step（2）The attapulgite modified preparation method of middle addition comprises the following steps：
Natural attapulgite clay is crushed and 200 mesh sieves are crossed, added water, stirring forms mud in suspension, is subsequently placed in Ultrasonic Conditions
Lower ultrasonic 10min, takes upper suspension to be filtered by vacuum in 2500 turns/min centrifuge after centrifugal treating 10min, standing, so
Filter cake is placed in flask afterwards, 2mol/L watery hydrochloric acid is added, wherein, volume and the attapulgite quality that watery hydrochloric acid is added it
Than for 1mL：5g, is subsequently placed under Ultrasonic Conditions after ultrasound 10min, standing and is filtered by vacuum, and cleans filter cake with distilled water, does
It is dry, produce modified attapulgite.
Embodiment 3：
A kind of cable testing bridge protective agent and preparation method of the preferred embodiment of the present invention；
The cable testing bridge protective agent, is prepared from by each raw material of following parts by weight：
36 parts of acrylic resin, 19 parts of epoxy resin, 3.3 parts of graphene, 22 parts of silicone acrylic emulsion, 15 parts of aluminium triphosphate, nitrous
Sour 12 parts of sodium, 8 parts of iron oxide, attapulgite modified 15 parts, 7 parts of defoamer, 17 parts of filler, in addition to appropriate water.
It is described it is attapulgite modified for natural attapulgite it is purified, acidifying after product.
The defoamer is polysiloxane defoaming agent.
The filler is titanium dioxide.
The method that the present invention prepares cable testing bridge protective agent, comprises the following steps：
（1）Acrylic resin, epoxy resin and appropriate water are weighed respectively according to proportioning to be placed in reactor, are stirred, so
After add graphene aqueous solution, under the conditions of 80 DEG C, stirring reaction 1h obtains product a1；
（2）Attapulgite modified, filler, defoamer are added into product a1, is mixed evenly, trimerization phosphorus is then added
Sour aluminium, natrium nitrosum, iron oxide, are placed in the cutter that rotating speed is 2000 turns/min after being well mixed and shear scattered 10min, obtain
To mixture a2；
（3）Silicone acrylic emulsion is added into scattered mixture a2, is stirred, then ultrasonic disperse 20min, institute is produced
State protective agent.
Step（1）The quality of middle addition water is 15 times of total polymer mass.
Step（1）The concentration of the graphene aqueous solution of middle addition is 0.6g/L.
Step（2）The attapulgite modified preparation method of middle addition comprises the following steps：
Natural attapulgite clay is crushed and 200 mesh sieves are crossed, added water, stirring forms mud in suspension, is subsequently placed in Ultrasonic Conditions
Lower ultrasonic 20min, takes upper suspension to be filtered by vacuum in 3000 turns/min centrifuge after centrifugal treating 5min, standing, so
Filter cake is placed in flask afterwards, 2mol/L watery hydrochloric acid is added, wherein, volume and the attapulgite quality that watery hydrochloric acid is added it
Than for 1mL：8g, is subsequently placed under Ultrasonic Conditions after ultrasound 10min, standing and is filtered by vacuum, and cleans filter cake with distilled water, does
It is dry, produce modified attapulgite.
The protective agent that embodiment 1 ~ 3 is prepared respectively carries out performance test respectively, according to HGT 3656-1999《Steel
Structural bridge paint》The performance of protective agent to being prepared using the present invention is tested, and concrete outcome see the table below：
| Resistance to salt water 3%NaCl solution | Adhesive force/level | Application property | |
| Embodiment 1 | 144h is non-foaming, non-corrosive | 1 | Spray, brush it is accessible |
| Embodiment 2 | 144h is non-foaming, non-corrosive | 1 | Spray, brush it is accessible |
| Embodiment 3 | 144h is non-foaming, non-corrosive | 1 | Spray, brush it is accessible |
As shown in upper table, preparation-obtained bridge formation protective agent of the invention has preferable anticorrosion effect and preferably attachment
Performance, and brush conveniently, improve ease of use.
In summary, cable testing bridge protective agent of the present invention, applied to crane span structure, is not only imitated with preferable anticorrosion
Really, also corner, dead angle of crane span structure etc. is enabled to preferably to be prevented with easy to use, the uniform performance of coating
Shield, it is to avoid due to the not comprehensive caused corrosion failure phenomenon of protection, and use cost is relatively low, is adapted to popularization and application.
The preparation technology of cable testing bridge protective agent of the present invention is simple, mild condition, equipment investment are few, and the coating
Preparing raw material be easy to get, cost is relatively low, and production process is safe and pollution-free, be adapted to industrialization promotion production, with preferably should
Use prospect.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (10)
1. a kind of cable testing bridge protective agent, it is characterised in that：Each raw material including following parts by weight：25 ~ 36 parts of acrylic resin,
7 ~ 19 parts of epoxy resin, 0.5 ~ 3.3 part of graphene, 10 ~ 22 parts of silicone acrylic emulsion, 8 ~ 15 parts of aluminium triphosphate, natrium nitrosum 5 ~ 12
Part, 4 ~ 8 parts of iron oxide, attapulgite modified 6 ~ 15 parts, 3 ~ 7 parts of defoamer, 7 ~ 17 parts of filler, in addition to appropriate water.
2. cable testing bridge protective agent according to claim 1, it is characterised in that：The protective agent includes following parts by weight
Each raw material：32 parts of acrylic resin, 15 parts of epoxy resin, 1.8 parts of graphene, 19 parts of silicone acrylic emulsion, 12 parts of aluminium triphosphate, Asia
8 parts of sodium nitrate, 5 parts of iron oxide, attapulgite modified 12 parts, 5 parts of defoamer, 10 parts of filler, in addition to appropriate water.
3. cable testing bridge protective agent according to claim 1, it is characterised in that：It is described attapulgite modified to be natural concavo-convex
Rod soil is purified, the product after acidifying.
4. cable testing bridge protective agent according to claim 1, it is characterised in that：The defoamer is dimethicone, gathered
Ether-silicone copolymers or polysiloxane defoaming agent.
5. cable testing bridge protective agent according to claim 1, it is characterised in that：The filler is superfine talcum powder, received
Any of rice calcium carbonate, titanium dioxide.
6. the method that one kind prepares the cable testing bridge protective agent as described in any one of claim 1 ~ 5, it is characterised in that：Including such as
Lower step：
（1）Acrylic resin, epoxy resin and appropriate water are weighed respectively according to proportioning to be placed in reactor, are stirred, so
After add graphene aqueous solution, under the conditions of 60 ~ 80 DEG C, 1 ~ 2h of stirring reaction obtains product a1；
（2）Attapulgite modified, filler, defoamer are added into product a1, is mixed evenly, trimerization phosphorus is then added
Sour aluminium, natrium nitrosum, iron oxide, it is well mixed after be placed in the cutter that rotating speed is 1000 ~ 2000 turns/min shear scattered 10 ~
20min, obtains mixture a2；
（3）Silicone acrylic emulsion is added into scattered mixture a2, is stirred, then 10 ~ 20min of ultrasonic disperse, i.e.,
Obtain the protective agent.
7. the preparation method of cable testing bridge protective agent according to claim 6, it is characterised in that：The step（1）In plus
The quality for entering water is 5 ~ 15 times of total polymer mass.
8. the preparation method of cable testing bridge protective agent according to claim 6, it is characterised in that：The step（1）In plus
The concentration of the graphene aqueous solution entered is 0.3 ~ 0.6g/L.
9. the preparation method of cable testing bridge protective agent according to claim 6, it is characterised in that：The step（2）In plus
The attapulgite modified preparation method entered comprises the following steps：
Natural attapulgite clay is crushed and 200 mesh sieves are crossed, added water, stirring forms mud in suspension, is subsequently placed in Ultrasonic Conditions
Lower ultrasonic 10 ~ 20min, takes upper suspension in 2500 ~ 3000 turns/min centrifuge after 5 ~ 10min of centrifugal treating, standing
Filter cake, is then placed in flask by vacuum filtration, adds 2mol/L watery hydrochloric acid, in 10 ~ 20min of ultrasound under Ultrasonic Conditions,
It is filtered by vacuum after standing, and filter cake is cleaned with distilled water, is dried, produce modified attapulgite.
10. the preparation method of cable testing bridge protective agent according to claim 9, it is characterised in that：The watery hydrochloric acid is added
Volume and attapulgite mass ratio be 1mL：5g~8g.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108192395A (en) * | 2018-01-23 | 2018-06-22 | 合肥达户电线电缆科技有限公司 | A kind of cable testing bridge protective coating and preparation method thereof |
| CN110655842A (en) * | 2019-09-29 | 2020-01-07 | 沪宝新材料科技（上海）股份有限公司 | Viaduct acrylic primer and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103897510A (en) * | 2014-04-22 | 2014-07-02 | 西南大学 | Waterborne residual rust antirust coating and preparation method thereof |
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| CN108192395A (en) * | 2018-01-23 | 2018-06-22 | 合肥达户电线电缆科技有限公司 | A kind of cable testing bridge protective coating and preparation method thereof |
| CN110655842A (en) * | 2019-09-29 | 2020-01-07 | 沪宝新材料科技（上海）股份有限公司 | Viaduct acrylic primer and preparation method thereof |
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