CN105385310A - Steel structure fireproof anticorrosion function integrated coating and preparing method thereof - Google Patents
Steel structure fireproof anticorrosion function integrated coating and preparing method thereof Download PDFInfo
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- CN105385310A CN105385310A CN201610000881.6A CN201610000881A CN105385310A CN 105385310 A CN105385310 A CN 105385310A CN 201610000881 A CN201610000881 A CN 201610000881A CN 105385310 A CN105385310 A CN 105385310A
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- 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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- 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
- C09D5/18—Fireproof paints including high temperature resistant 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
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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Abstract
The invention provides steel structure fireproof anticorrosion function integrated coating and a preparing method thereof. The coating is prepared by compounding benzoic acid functionalized graphene, water-borne epoxy resin, a water-borne curing agent and water. The benzoic acid functionalized graphene is prepared from graphene and para aminobenzoic acid. The preparing method adopts a hydrothermal method to prepare the graphene and further functionalizes the graphene to generate the benzoic acid functionalized graphene as a nanofiller, and the benzoic acid functionalized graphene is compounded with the water-borne epoxy resin to form the steel structure fireproof anticorrosion function integrated coating, which has the characteristics of small filler use level, environment friendliness in a preparing process and low energy consumption. In the preparing method, the filler and the water-borne epoxy resin have better compatibility, and the crosslinking density of a coating is further increased, so that the thermal barrier property and corrosion resistance of the epoxy resin are furthest improved, more ideal flame-retardant and anticorrosion effects are achieved, the prevalent defects of poor barrier property and short anticorrosion period of the current water-borne anticorrosion coating are overcome, and better application prospect and practical significance are realized.
Description
Technical field
The present invention relates to technical field of coatings, particularly relate to a kind of steel structure fireproofing anti-corrosion function integrative paint and preparation method thereof.
Background technology
Steel construction is one of structure formation comparatively common in modern construction engineering, is the revolutionary building new development of most and new opplication after Steel Concrete.Steel building, compared with traditional architecture, owing to adopting steel plate or shaped steel to substitute Steel Concrete, makes that its intensity is higher, shock resistance is better.
At present, the steel building engineering of China is increasingly mature, utilization on Highrise buildings is increasingly extensive, the DiWang Building in Shenzhen, the Jin Mao Tower of PVG, and the heavy construction such as Jing Guang Center, Pekinese, Bird's Nest, the new building of CCTV, the Water Cube all have employed steelwork design.Meanwhile, the provinces and cities such as Beijing, Shanghai, Shandong, Anhui, Inner Mongol have started to carry out steel construction residential houses pilot, and this also imply that steel construction will become the spine in new building epoch, is the developing direction of future architecture.
Although steel building has energy-saving and environmental protection, the light plurality of advantages such as body, antidetonation, also there is shortcomings, as not fire-resistant in unstability, burn into etc.For the destabilization problems of steel construction, can be solved in architectural design by technique means, be then that steel construction also exists two major safety risks urgently to be resolved hurrily greatly in actual applications for corrosion and nonfireproof problem.Thus, the coating protection measure of construction steel structure needs to pay the utmost attention to.
In recent years, the restriction that raising and national legislation due to national environmental consciousness are volatilized to organic solvent, water-based anticorrosive paint more and more receives publicity, especially the water borne epoxy resin anticorrosive paint of excellent performance.But, due to common water borne corrosion-resistant epoxy paint heat rejection performance and Corrosion Protection poor, make it develop and receive certain obstruction.People can introduce inorganic or organic granular and its compound usually, but due to nano inoganic particle be easy to reunite and with the poor compatibility of organic resin, easily produce stress cracking and protection defect at particle aggregation place, good modification of complementarity effect can not be reached.Therefore, need to find the anticorrosion particle of a kind of nanometer barrier good with aqueous epoxy resins consistency, carry out the coated material of development of new steel structure fireproofing anti-corrosion function integration.
Summary of the invention
For the problems referred to above, the invention provides a kind of steel structure fireproofing anti-corrosion function integrative paint and preparation method thereof, effectively can improve heat rejection and the non-corrosibility of water-based matrix coating, improve the fire retardant, anticorrosive performance of coating.
For realizing above-mentioned purpose of the present invention, the invention provides a kind of steel structure fireproofing anti-corrosion function integrative paint, being made up of phenylformic acid functionalization graphene, aqueous epoxy resins, waterborne curing agent and water compound; Described phenylformic acid functionalization graphene is made up of Graphene and para-amino benzoic acid.
The present invention also provides a kind of preparation method of steel structure fireproofing anti-corrosion function integrative paint, comprises the following steps.
Step 1, under ice-water bath condition, add 0.5 ~ 3g graphite (325 order) and 1 ~ 3gNaNO
3; Pour 20 ~ 50ml into and refrigerate (0 DEG C) dense H
2sO
4and be stir 30 ~ 60min under the condition of 350 turns/min in rotor speed; Add 2 ~ 5gKMnO
4and stir 2 ~ 4h; Then remove ice-water bath and the temperature of reaction system is risen to 30 ~ 50 DEG C, continuing stirring 30 ~ 60min at this temperature; Then slowly add 150 ~ 300ml deionized water, be then warming up to 98 DEG C and stir 15 ~ 30min; Slowly add preheating (60 DEG C) 100 ~ 200ml deionized water and stir; Then in solution, hydrogen peroxide is dripped until do not have bubble to produce; Leave standstill until layering being poured out by supernatant liquid, lower floor's solution distilled water is washed till neutrality, obtained graphene oxide.
Step 2, graphene oxide deionized water is made into the solution of 1 ~ 2mg/ml, and every gram of graphene oxide needs to add 10 ~ 20ml hydrazine hydrate; The graphene oxide solution adding hydrazine hydrate to be poured in there-necked flask and reaction system to be warming up to 98 DEG C, Keep agitation 2 ~ 4h at 98 DEG C; Pour out after solution distilled water and ethanol is washed till neutrality, filtration drying (80 DEG C), obtained Graphene.
Step 3,0.96g para-amino benzoic acid, 0.28g sodium hydroxide and 0.526g Sodium Nitrite are joined in reaction vessel, then 80ml distilled water is added, at 0 ~ 5 DEG C, slowly add the HCl that 6ml concentration is 20%, and stir 45min, the color of solution becomes light yellow; Graphene through 0.2 ultrasonic ~ 0.5g is joined in pale yellow solution and stirs 4h at 0 ~ 5 DEG C, the pH value of regulator solution is 2 ~ 3 and filters, and products therefrom ethanol and organic solvent DMF wash neutrality, obtain phenylformic acid functionalization graphene.
Step 4, get 3 ~ 10 parts of phenylformic acid functionalization graphenes as filler by weight, join in the mixed solution of 50 ~ 100 parts of water and 100 ~ 200 parts of aqueous epoxy resins, dispersed with stirring 0.5 ~ 1h, obtains the mother liquor of steel structure fireproofing anti-corrosion function integrative paint.
Step 5, get after 25 ~ 50 parts of waterborne curing agents mix with 50 ~ 100 parts of water by weight, then mix with the ratio of the mother liquor of described steel structure fireproofing anti-corrosion function integrative paint 1:4 ~ 5 in mass ratio, to obtain final product.
Described aqueous epoxy resins is Ar555 epoxy resin, H228A epoxy resin, E44 epoxy emulsion, E51 epoxy emulsion, E20 epoxy emulsion.
Described waterborne curing agent is Aq419 or H228B or W651 or W650.
Compared with prior art beneficial effect of the present invention.
Steel structure fireproofing anti-corrosion function integrative paint provided by the invention and preparation method thereof, hydrothermal method is adopted to prepare Graphene, go forward side by side after an one-step functional and generate phenylformic acid functionalization graphene as Nano filling, steel structure fireproofing anti-corrosion function Integrative Coating material is combined into aqueous epoxy resins, there is amount of filler little, preparation process environmental protection, the feature that energy consumption is low; This filler has the advantages that specific surface area is large, barrier property is strong, conductivity is excellent, in aqueous epoxy resins, can reach good dispersion effect by means of the surface effects of uniqueness.In this preparation method, filler and aqueous epoxy resins have fine consistency, and then increase the cross-linking density of coating, thus improve heat rejection and the erosion resistance of epoxy resin to the full extent, reach more preferably fire retardant, anticorrosive effect, thus overcome the shortcoming that in current water-repellent preservation coating, ubiquitous barrier is poor and the anticorrosion cycle is short, there is good application prospect and practical significance.
Accompanying drawing explanation
Fig. 1 is phenylformic acid functionalization graphene mechanism figure.
Fig. 2 is anticorrosion with coat of the present invention mechanism ideal structure figure.
Embodiment
The present invention is further described below in conjunction with specific embodiment.
The present embodiment provides a kind of steel structure fireproofing anti-corrosion function integrative paint, is made up of phenylformic acid functionalization graphene, aqueous epoxy resins, waterborne curing agent and water compound; Described phenylformic acid functionalization graphene is made primarily of Graphene and para-amino benzoic acid; Described aqueous epoxy resins is E51 epoxy emulsion; Described waterborne curing agent is Aq419.
Refer to Fig. 1, Fig. 2, the present embodiment also provides a kind of preparation method of steel structure fireproofing anti-corrosion function integrative paint, comprises the following steps.
Step 1, under ice-water bath condition, add 1.2g graphite (crystalline flake graphite 325 order) and 2gNaNO
3; Pour 50ml into and refrigerate (0 DEG C) dense H
2sO
4and be stir 60min under the condition of 350 turns/min in rotor speed; Add 4gKMnO
4and stir 4h; Then remove ice-water bath and the temperature of reaction system is risen to 35 DEG C, continuing at this temperature to stir 60min; Then slowly add 300ml deionized water, be then warming up to 98 DEG C and stir 30min; Slowly add preheating (60 DEG C) 200ml deionized water and stir; Then in solution, hydrogen peroxide is dripped until do not have bubble to produce; Leave standstill until layering being poured out by supernatant liquid, lower floor's solution distilled water is washed till neutrality, obtained graphene oxide.
Step 2, graphene oxide deionized water is made into the solution of 1mg/ml, and every gram of graphene oxide needs to add 20ml hydrazine hydrate; The graphene oxide solution adding hydrazine hydrate to be poured in there-necked flask and reaction system to be warming up to 98 DEG C, Keep agitation 4h at 98 DEG C; Pour out after solution distilled water and ethanol is washed till neutrality, filtration drying (80 DEG C), obtained Graphene.
Step 3,0.96g para-amino benzoic acid, 0.28g sodium hydroxide and 0.526g Sodium Nitrite are joined in reaction vessel, then 80ml distilled water is added, at 0 DEG C, slowly add the HCl that 6ml concentration is 20%, and stir 45min, the color of solution becomes light yellow; Graphene through ultrasonic 0.3g is joined in pale yellow solution and stirs 4h at 0 DEG C, the pH value of regulator solution is 2 ~ 3 and dialyses 3 times with dialysis membrane, and products therefrom ethanol and organic solvent DMF wash neutrality, obtains phenylformic acid functionalization graphene (BFG).
Step 4, step 4, get 10 parts of phenylformic acid functionalization graphenes as filler by weight, join in the mixed solution of 100 parts of water and 100 parts of E51 epoxy emulsions, dispersed with stirring 1h, obtains the mother liquor of steel structure fireproofing anti-corrosion function integrative paint.
Step 5, get after 30 parts of Aq419 mix with 100 parts of water by weight, then mix with the ratio of the mother liquor of described steel structure fireproofing anti-corrosion function integrative paint 1:4 in mass ratio, to obtain final product.
Steel structure fireproofing anti-corrosion function integrative paint prepared by the present embodiment, is coated on pretreated metal substrate by air spray finishing, and control thickness at 30 ~ 200 μm, drying at room temperature is solidified, and can obtain Clear coating.The preprocessing process of described metal substrate is: sandblasting or grinding process, dewater with dehydrated alcohol, and acetone deoils, dry.
Graphene is a kind of carbonaceous novel material of carbon atom tightly packed one-tenth individual layer bi-dimensional cellular shape crystalline network, there is the characteristics such as high strength, electroconductibility that specific surface area is large and excellent, cathodic reaction in corrosion process is transferred in coating and Air Interface carry out, slow down the generation of galvanic corrosion reaction.The method overcome the shortcoming that in current water-repellent preservation coating, ubiquitous barrier is poor and the anticorrosion cycle is short, substantially increase heat rejection and the antiseptic property of aqueous coating.In addition, Graphene itself easily reunite, not soluble in water and poor with the consistency of epoxy resin.The method is by soluble in water for the phenylformic acid functionalization graphene generated after graphene functionalized, and this material has certain chemical polarity, relative consistency preferably can be had with epoxy resin-base, and then increase the cross-linking density of coating, better application prospect and practical significance will be had as anticorrosive.
Claims (4)
1. a steel structure fireproofing anti-corrosion function integrative paint, is characterized in that, is made up of phenylformic acid functionalization graphene, aqueous epoxy resins, waterborne curing agent and water compound; Described phenylformic acid functionalization graphene is made up of Graphene and para-amino benzoic acid.
2. a preparation method for steel structure fireproofing anti-corrosion function integrative paint, is characterized in that, comprises the following steps:
Step 1, under ice-water bath condition, add 0.5 ~ 3g graphite (325 order) and 1 ~ 3gNaNO
3; Pour 20 ~ 50ml into and refrigerate (0 DEG C) dense H
2sO
4and be stir 30 ~ 60min under the condition of 350 turns/min in rotor speed; Add 2 ~ 5gKMnO
4and stir 2 ~ 4h; Then remove ice-water bath and the temperature of reaction system is risen to 30 ~ 50 DEG C, continuing stirring 30 ~ 60min at this temperature; Then slowly add 150 ~ 300ml deionized water, be then warming up to 98 DEG C and stir 15 ~ 30min; Slowly add preheating (60 DEG C) 100 ~ 200ml deionized water and stir; Then in solution, hydrogen peroxide is dripped until do not have bubble to produce; Leave standstill until layering being poured out by supernatant liquid, lower floor's solution distilled water is washed till neutrality, obtained graphene oxide;
Step 2, graphene oxide deionized water is made into the solution of 1 ~ 2mg/ml, and every gram of graphene oxide needs to add 10 ~ 20ml hydrazine hydrate; The graphene oxide solution adding hydrazine hydrate to be poured in there-necked flask and reaction system to be warming up to 98 DEG C, Keep agitation 2 ~ 4h at 98 DEG C; Pour out after solution distilled water and ethanol is washed till neutrality, filtration drying (80 DEG C), obtained Graphene;
Step 3,0.96g para-amino benzoic acid, 0.28g sodium hydroxide and 0.526g Sodium Nitrite are joined in reaction vessel, then 80ml distilled water is added, at 0 ~ 5 DEG C, slowly add the HCl that 6ml concentration is 20%, and stir 45min, the color of solution becomes light yellow; Graphene through 0.2 ultrasonic ~ 0.5g is joined in pale yellow solution and stirs 4h at 0 ~ 5 DEG C, the pH value of regulator solution is 2 ~ 3 and filters, and products therefrom ethanol and organic solvent DMF wash neutrality, obtain phenylformic acid functionalization graphene;
Step 4, get 3 ~ 10 parts of phenylformic acid functionalization graphenes as filler, join in the mixed solution of 50 ~ 100 parts of water and 100 ~ 200 parts of aqueous epoxy resins, dispersed with stirring 0.5 ~ 1h, obtains the mother liquor of steel structure fireproofing anti-corrosion function integrative paint;
Step 5, get after 25 ~ 50 parts of waterborne curing agents mix with 50 ~ 100 parts of water, then mix in the ratio of 1:4 ~ 5 with the mother liquor of described steel structure fireproofing anti-corrosion function integrative paint, to obtain final product.
3. the preparation method of steel structure fireproofing anti-corrosion function integrative paint as claimed in claim 2, it is characterized in that, described aqueous epoxy resins is Ar555 epoxy resin, H228A epoxy resin, E44 epoxy emulsion, E51 epoxy emulsion, E20 epoxy emulsion etc.
4. the preparation method of steel structure fireproofing anti-corrosion function integrative paint as claimed in claim 2, it is characterized in that, described waterborne curing agent is the one in Aq419, H228B, W651, W650.
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Cited By (13)
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| CN105838195A (en) * | 2016-05-13 | 2016-08-10 | 江苏科技大学 | Waterborne epoxy anti-corrosion paint containing graphene oxide and preparing method of waterborne epoxy anti-corrosion paint |
| CN106189680A (en) * | 2016-07-04 | 2016-12-07 | 沈阳化工大学 | A kind of building fire-resisting coating material and preparation method thereof |
| CN106497311A (en) * | 2016-09-29 | 2017-03-15 | 沈阳化工大学 | A kind of preparation method of Graphene fire-resisting coating material |
| CN107722830A (en) * | 2017-10-24 | 2018-02-23 | 长春顺风新材料有限公司 | A kind of preparation method of weatherability Environment-friendlyanti-corrosive anti-corrosive paint |
| CN108531045A (en) * | 2018-05-23 | 2018-09-14 | 上海理工大学 | A kind of aqueous epoxide resin paint and its preparation method and application that graphene is modified |
| CN108948852A (en) * | 2018-05-24 | 2018-12-07 | 安徽强盛交通设备制造有限公司 | A kind of paint compound aid reducing vehicle painting cost |
| CN109294317A (en) * | 2018-07-31 | 2019-02-01 | 信和新材料股份有限公司 | A kind of preparation method of coating bi-functional ligands' dispersed graphite alkene |
| CN109370368A (en) * | 2018-09-06 | 2019-02-22 | 沈阳化工大学 | A kind of steel structure aqueous preparation method for coating |
| CN109486361A (en) * | 2018-12-14 | 2019-03-19 | 沈阳顺风实业集团有限公司 | A kind of preparation method of water-repellent preservation fire prevention integrative paint |
| CN109666259A (en) * | 2017-10-16 | 2019-04-23 | 山东欧铂新材料有限公司 | A kind of preparation method of modified graphene oxide, modified graphene and modified graphene epoxy resin dispersion liquid |
| CN111117431A (en) * | 2020-01-08 | 2020-05-08 | 沈阳市津浩科技有限公司 | Water-based epoxy flame-retardant coating and preparation method thereof |
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| CN105838195B (en) * | 2016-05-13 | 2018-12-14 | 江苏科技大学 | A kind of water corrosion-resistant epoxy paint and preparation method thereof containing graphene oxide |
| CN106189680A (en) * | 2016-07-04 | 2016-12-07 | 沈阳化工大学 | A kind of building fire-resisting coating material and preparation method thereof |
| CN106497311A (en) * | 2016-09-29 | 2017-03-15 | 沈阳化工大学 | A kind of preparation method of Graphene fire-resisting coating material |
| CN109666259A (en) * | 2017-10-16 | 2019-04-23 | 山东欧铂新材料有限公司 | A kind of preparation method of modified graphene oxide, modified graphene and modified graphene epoxy resin dispersion liquid |
| CN109666259B (en) * | 2017-10-16 | 2022-05-27 | 山东欧铂新材料有限公司 | Preparation method of modified graphene oxide, modified graphene and modified graphene epoxy resin dispersion liquid |
| CN107722830A (en) * | 2017-10-24 | 2018-02-23 | 长春顺风新材料有限公司 | A kind of preparation method of weatherability Environment-friendlyanti-corrosive anti-corrosive paint |
| CN107722830B (en) * | 2017-10-24 | 2019-09-17 | 长春顺风新材料有限公司 | A kind of preparation method of weatherability Environment-friendlyanti-corrosive anti-corrosive paint |
| CN108531045A (en) * | 2018-05-23 | 2018-09-14 | 上海理工大学 | A kind of aqueous epoxide resin paint and its preparation method and application that graphene is modified |
| CN108948852A (en) * | 2018-05-24 | 2018-12-07 | 安徽强盛交通设备制造有限公司 | A kind of paint compound aid reducing vehicle painting cost |
| CN108948852B (en) * | 2018-05-24 | 2021-06-22 | 安徽强盛交通设备制造有限公司 | Paint composite additive for reducing vehicle paint spraying cost |
| CN109294317B (en) * | 2018-07-31 | 2021-06-18 | 信和新材料股份有限公司 | Preparation method of bifunctional ligand dispersed graphene for coating |
| CN109294317A (en) * | 2018-07-31 | 2019-02-01 | 信和新材料股份有限公司 | A kind of preparation method of coating bi-functional ligands' dispersed graphite alkene |
| CN109370368A (en) * | 2018-09-06 | 2019-02-22 | 沈阳化工大学 | A kind of steel structure aqueous preparation method for coating |
| CN109370368B (en) * | 2018-09-06 | 2021-02-12 | 沈阳化工大学 | Preparation method of steel structure water-based paint |
| CN109486361A (en) * | 2018-12-14 | 2019-03-19 | 沈阳顺风实业集团有限公司 | A kind of preparation method of water-repellent preservation fire prevention integrative paint |
| CN111117431A (en) * | 2020-01-08 | 2020-05-08 | 沈阳市津浩科技有限公司 | Water-based epoxy flame-retardant coating and preparation method thereof |
| CN111117431B (en) * | 2020-01-08 | 2021-04-27 | 沈阳市津浩科技有限公司 | Water-based epoxy flame-retardant coating and preparation method thereof |
| CN112709132A (en) * | 2020-12-31 | 2021-04-27 | 南通福伦利新材料有限公司 | Preparation and spraying method of normal-temperature asphalt stress absorption film for heavy corrosion prevention of steel bridge deck/steel base surface |
| CN112709132B (en) * | 2020-12-31 | 2023-02-28 | 南通福伦利新材料有限公司 | Preparation and spraying method of normal-temperature asphalt stress absorption film for heavy corrosion prevention of steel bridge deck/steel base surface |
| CN113637379A (en) * | 2021-09-24 | 2021-11-12 | 肇庆市海特复合材料技术研究院 | Fireproof anticorrosive paint and preparation method thereof |
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Application publication date: 20160309 Assignee: Shenyang Jinhao Technology Co.,Ltd. Assignor: SHENYANG SHUNFENG INDUSTRIAL GROUP Co.,Ltd. Contract record no.: X2023210000129 Denomination of invention: A fire-resistant and anti-corrosion integrated coating for steel structures and its preparation method Granted publication date: 20170811 License type: Common License Record date: 20230921 |