CN104710906A - Calcium sulfate whisker-containing oily fireproof coating and preparation method thereof - Google Patents
Calcium sulfate whisker-containing oily fireproof coating and preparation method thereof Download PDFInfo
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- CN104710906A CN104710906A CN201510059833.XA CN201510059833A CN104710906A CN 104710906 A CN104710906 A CN 104710906A CN 201510059833 A CN201510059833 A CN 201510059833A CN 104710906 A CN104710906 A CN 104710906A
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- calcium sulfate
- sulfate crystal
- crystal whiskers
- oiliness
- retardant coating
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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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- 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
- C09D5/18—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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- 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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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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
Abstract
The invention discloses a calcium sulfate whisker-containing oily fireproof coating and a preparation method thereof. The oily fireproof coating comprises, by weight, 18-27 parts of calcium sulfate, 5-10 parts of ethylene peroxide resin, 14-20 parts of epoxy resin, 3-10 parts of dibutyl phthalate, 1-9 parts of a thickening agent, 3-6 parts of a pigment, 1-5 parts of an additive, 25-35 parts of xylene and 5-10 parts of n-butanol. The preparation method comprises the steps of weighing, modifying and mixing. The calcium sulfate whisker-containing oily fireproof coating has the advantages of good stability, weather ability, excellent fireproof effect and low raw material cost; and the preparation method of the coating has the advantages of simple operation, convenient production, low device requirements, and suitableness for industrial large-scale production.
Description
Technical field
The invention belongs to building coating technical field, be specifically related to a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers and preparation method thereof.
Background technology
Building coating has decoration functions, defencive function and livability and improves function.Proportion shared by various function is not quite similar because application target is different.Decoration functions is the function of beautifying the appearance value improving it by buildings.Defencive function refers to architecture protection thing not by the impact of environment and the function of destruction.The content that different types of protected body requires defencive function is also different.Finishing fire retardant paint is a kind of new coating kind integrating decoration and fire-proof function.When frie retardant coating is coated on flammable base material; decoration function can be played at ordinary times; occur once fire; then fire spreading can be stoped; reach the object of protection base material; the finishing fire retardant paint produced is expanding fire-proof paint, and kind has oiliness frie retardant coating, transparent fire-resisting paint and solvent-borne type frie retardant coating, and fire proofing additive used is substantially identical.
Frie retardant coating is generally made up of base-material, intumescent system, filler and auxiliary agent.Base-material is the main film forming substance in swelling property frie retardant coating, and its effect is that other components in frie retardant coating are sticked into an entirety, makes coating curing postadhesion form even, continuous, tough and tensile protective layer at substrate surface.Intumescent system is made up of dehydration catalyst, whipping agent, char-forming agent, classical intumescent system selects ammonium polyphosphate/trimeric cyanamide/tetramethylolmethane system, when coating is heated, the first decomposes of ammonium polyphosphate generates phosphoric acid, phosphoric acid dewaters further and forms the strong dewatering agent such as metaphosphoric acid and poly-metaphosphoric acid, and tetramethylolmethane to react with strong dewatering agent after melting and impels the hydroxy groups on it to dewater carbonization, trimeric cyanamide produces a large amount of non-flammable gases and plays foaming effect simultaneously, makes carburization zone under the effect of non-flammable gases, form uniform foam carbonaceous layer.Meanwhile, polyphosphoric acid and poly-metaphosphoric acid form the surface that solid-phase layer covers foam layer, isolated air and heat, and in solid phase, it stops the effect of burning.But this system also to there is consumption many and affect the shortcomings such as material property, poor heat stability, water-soluble and ageing resistance be poor.
Summary of the invention
The object of the invention is to the shortcoming overcoming prior art, provide a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers, this coating has good stability, weather resisteant, excellent flameproof effect and raw materials cost is low;
Another object of the present invention is to provide this kind to add the preparation method of the oiliness frie retardant coating of calcium sulfate crystal whiskers, the method is simple to operate, convenient for production, low to the requirement of equipment, is applicable to industrialization scale operation.
Object of the present invention is achieved through the following technical solutions: a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers, and it is made up of the raw material of following weight parts:
Wherein, described additive is made up of dispersion agent, film coalescence aid, pH adjusting agent, defoamer, sterilant and mould inhibitor, and weight part is as follows:
Further, the average aspect ratio of described calcium sulfate crystal whiskers is 50 ~ 80, and diameter is 1 ~ 4 μm.
Further, described pigment is titanium dioxide.
Further, described pH adjusting agent to be concentration be 28% ammoniacal liquor.
Further, described defoamer is NXZ defoamer.
Further, described thickening material is thickening material MS-2.
Add a preparation method for the oiliness frie retardant coating of calcium sulfate crystal whiskers, it comprises the following steps:
S1. weigh: take each raw material according to the above ratio, for subsequent use;
S2. modification: add aluminate coupling agent in aqueous ethanolic solution, calcium sulfate crystal whiskers is added after 800 ~ 1000r/min rotating speed stirs, be that 4 ~ 5,2300 ~ 2700r/min rotating speeds stir after 1h and carry out vacuum-drying by Glacial acetic acid regulator solution system pH, namely obtain the calcium sulfate crystal whiskers of modification;
S3. mix: by propyl carbinol and dispersion agent, film coalescence aid, pH adjusting agent, sterilant and mould inhibitor mixing, the calcium sulfate crystal whiskers of pigment and modification is added after stirring 10 ~ 15min with 100 ~ 200r/min rotating speed, high speed dispersion is carried out with 800 ~ 1000r/min rotating speed, proceed to shredder after dispersion to grind, obtain slurry, the grain graininess of described slurry is 50 μm, superchlorination ethenoid resin is added successively in slurry, epoxy resin, dibutyl phthalate, dimethylbenzene, defoamer, thickening material, mix, the obtained oiliness frie retardant coating adding calcium sulfate crystal whiskers.
Further, described aqueous ethanolic solution is dehydrated alcohol and deionized water is the solution of the proportional arrangement of 3:1 by volume.
Further, the weight ratio of described aluminate coupling agent and calcium sulfate crystal whiskers is 1:20 ~ 30.
The present invention has the following advantages:
1. the main component of oiliness frie retardant coating of the present invention is wastewaters with modified calcium sulfate whiskers, superchlorination ethenoid resin, epoxy resin, dimethylbenzene, propyl carbinol.Calcium sulfate crystal whiskers has larger specific surface area, and therefore hard, the strong adhesion of film, has good stability, weathering resistance, high thermal resistance, cracking resistance; And calcium sulfate crystal whiskers is compared with other staple fibres, there is excellent property, the advantage such as cheap.Therefore, frie retardant coating of the present invention not only has fp usefulness, and good cracking resistance is low cost of manufacture simultaneously.
2. the preparation method of oiliness frie retardant coating of the present invention has simple to operate, convenient for production, low to the requirement of equipment, is applicable to the characteristic of industrialization scale operation.
Embodiment
Below in conjunction with embodiment, the present invention will be further described, and protection scope of the present invention is not limited to the following stated:
Embodiment 1: a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers, it is made up of the raw material of following weight parts:
The preparation method of the oiliness frie retardant coating of above-mentioned interpolation calcium sulfate crystal whiskers, it comprises the following steps:
S1. weigh: take each raw material according to the above ratio, the average aspect ratio of calcium sulfate crystal whiskers is 50 ~ 80, and diameter is 1 ~ 4 μm, for subsequent use;
S2. modification: dehydrated alcohol and deionized water are the aqueous ethanolic solution of the proportional arrangement of 3:1 by volume, aluminate coupling agent is added in aqueous ethanolic solution, the weight ratio of aluminate coupling agent and calcium sulfate crystal whiskers is 1:20, calcium sulfate crystal whiskers is added after 800r/min rotating speed stirs, be 4 by Glacial acetic acid regulator solution system pH, 2300r/min rotating speed carries out vacuum-drying after stirring 1h, namely obtains the calcium sulfate crystal whiskers of modification;
S3. mix: by propyl carbinol and dispersion agent, film coalescence aid, the ammoniacal liquor of 28%, sterilant and mould inhibitor mixing, the calcium sulfate crystal whiskers of titanium dioxide and modification is added after stirring 10min with 100r/min rotating speed, high speed dispersion is carried out with 800r/min rotating speed, proceed to shredder after dispersion to grind, obtain slurry, the grain graininess of described slurry is 50 μm, superchlorination ethenoid resin is added successively in slurry, epoxy resin, dibutyl phthalate, dimethylbenzene, NXZ defoamer, thickening material MS-2, mix, the obtained oiliness frie retardant coating adding calcium sulfate crystal whiskers.
Embodiment 2: a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers, it is made up of the raw material of following weight parts:
The preparation method of the oiliness frie retardant coating of above-mentioned interpolation calcium sulfate crystal whiskers, it comprises the following steps:
S1. weigh: take each raw material according to the above ratio, the average aspect ratio of calcium sulfate crystal whiskers is 50 ~ 80, and diameter is 1 ~ 4 μm, for subsequent use;
S2. modification: dehydrated alcohol and deionized water are the aqueous ethanolic solution of the proportional arrangement of 3:1 by volume, aluminate coupling agent is added in aqueous ethanolic solution, the weight ratio of aluminate coupling agent and calcium sulfate crystal whiskers is 1:30, calcium sulfate crystal whiskers is added after 1000r/min rotating speed stirs, be 5 by Glacial acetic acid regulator solution system pH, 2700r/min rotating speed carries out vacuum-drying after stirring 1h, namely obtains the calcium sulfate crystal whiskers of modification;
S3. mix: by propyl carbinol and dispersion agent, film coalescence aid, the ammoniacal liquor of 28%, sterilant and mould inhibitor mixing, the calcium sulfate crystal whiskers of titanium dioxide and modification is added after stirring 15min with 200r/min rotating speed, high speed dispersion is carried out with 1000r/min rotating speed, proceed to shredder after dispersion to grind, obtain slurry, the grain graininess of described slurry is 50 μm, superchlorination ethenoid resin is added successively in slurry, epoxy resin, dibutyl phthalate, dimethylbenzene, NXZ defoamer, thickening material MS-2, mix, the obtained oiliness frie retardant coating adding calcium sulfate crystal whiskers.
Embodiment 3: a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers, it is made up of the raw material of following weight parts:
The preparation method of the oiliness frie retardant coating of above-mentioned interpolation calcium sulfate crystal whiskers, it comprises the following steps:
S1. weigh: take each raw material according to the above ratio, the average aspect ratio of calcium sulfate crystal whiskers is 50 ~ 80, and diameter is 1 ~ 4 μm, for subsequent use;
S2. modification: dehydrated alcohol and deionized water are the aqueous ethanolic solution of the proportional arrangement of 3:1 by volume, aluminate coupling agent is added in aqueous ethanolic solution, the weight ratio of aluminate coupling agent and calcium sulfate crystal whiskers is 1:22, calcium sulfate crystal whiskers is added after 900r/min rotating speed stirs, be 4.5 by Glacial acetic acid regulator solution system pH, 2500r/min rotating speed carries out vacuum-drying after stirring 1h, namely obtains the calcium sulfate crystal whiskers of modification;
S3. mix: by propyl carbinol and dispersion agent, film coalescence aid, the ammoniacal liquor of 28%, sterilant and mould inhibitor mixing, the calcium sulfate crystal whiskers of titanium dioxide and modification is added after stirring 12min with 120r/min rotating speed, high speed dispersion is carried out with 850r/min rotating speed, proceed to shredder after dispersion to grind, obtain slurry, the grain graininess of described slurry is 50 μm, superchlorination ethenoid resin is added successively in slurry, epoxy resin, dibutyl phthalate, dimethylbenzene, NXZ defoamer, thickening material MS-2, mix, the obtained oiliness frie retardant coating adding calcium sulfate crystal whiskers.
Embodiment 4: a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers, it is made up of the raw material of following weight parts:
The preparation method of the oiliness frie retardant coating of above-mentioned interpolation calcium sulfate crystal whiskers, it comprises the following steps:
S1. weigh: take each raw material according to the above ratio, the average aspect ratio of calcium sulfate crystal whiskers is 50 ~ 80, and diameter is 1 ~ 4 μm, for subsequent use;
S2. modification: dehydrated alcohol and deionized water are the aqueous ethanolic solution of the proportional arrangement of 3:1 by volume, aluminate coupling agent is added in aqueous ethanolic solution, the weight ratio of aluminate coupling agent and calcium sulfate crystal whiskers is 1:28, calcium sulfate crystal whiskers is added after 950r/min rotating speed stirs, be 5 by Glacial acetic acid regulator solution system pH, 2600r/min rotating speed carries out vacuum-drying after stirring 1h, namely obtains the calcium sulfate crystal whiskers of modification;
S3. mix: by propyl carbinol and dispersion agent, film coalescence aid, the ammoniacal liquor of 28%, sterilant and mould inhibitor mixing, the calcium sulfate crystal whiskers of titanium dioxide and modification is added after stirring 14min with 150r/min rotating speed, high speed dispersion is carried out with 900r/min rotating speed, proceed to shredder after dispersion to grind, obtain slurry, the grain graininess of described slurry is 50 μm, superchlorination ethenoid resin is added successively in slurry, epoxy resin, dibutyl phthalate, dimethylbenzene, NXZ defoamer, thickening material MS-2, mix, the obtained oiliness frie retardant coating adding calcium sulfate crystal whiskers.
Embodiment 5: a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers, it is made up of the raw material of following weight parts:
The preparation method of the oiliness frie retardant coating of above-mentioned interpolation calcium sulfate crystal whiskers, it comprises the following steps:
S1. weigh: take each raw material according to the above ratio, the average aspect ratio of calcium sulfate crystal whiskers is 50 ~ 80, and diameter is 1 ~ 4 μm, for subsequent use;
S2. modification: dehydrated alcohol and deionized water are the aqueous ethanolic solution of the proportional arrangement of 3:1 by volume, aluminate coupling agent is added in aqueous ethanolic solution, the weight ratio of aluminate coupling agent and calcium sulfate crystal whiskers is 1:20, calcium sulfate crystal whiskers is added after 1000r/min rotating speed stirs, be 4 by Glacial acetic acid regulator solution system pH, 2400r/min rotating speed carries out vacuum-drying after stirring 1h, namely obtains the calcium sulfate crystal whiskers of modification;
S3. mix: by propyl carbinol and dispersion agent, film coalescence aid, the ammoniacal liquor of 28%, sterilant and mould inhibitor mixing, the calcium sulfate crystal whiskers of titanium dioxide and modification is added after stirring 15min with 180r/min rotating speed, high speed dispersion is carried out with 980r/min rotating speed, proceed to shredder after dispersion to grind, obtain slurry, the grain graininess of described slurry is 50 μm, superchlorination ethenoid resin is added successively in slurry, epoxy resin, dibutyl phthalate, dimethylbenzene, NXZ defoamer, thickening material MS-2, mix, the obtained oiliness frie retardant coating adding calcium sulfate crystal whiskers.
Carry out performance test according to the up-to-date world: 12441-2005 to oiliness frie retardant coating prepared by embodiment of the present invention 1-5, experimental result is as shown in table 1.
Table 1: performance test experimental result
As shown in Table 1: coating of the present invention has excellent fire resistance.
Claims (9)
1. add an oiliness frie retardant coating for calcium sulfate crystal whiskers, it is characterized in that, it is made up of the raw material of following weight parts:
Calcium sulfate crystal whiskers: 18 ~ 27; Superchlorination ethenoid resin: 5 ~ 10;
Epoxy resin: 14 ~ 20; Dibutyl phthalate: 3 ~ 10;
Thickening material: 1 ~ 9; Propyl carbinol: 5 ~ 10;
Additive: 1 ~ 5; Dimethylbenzene: 25 ~ 35;
Pigment: 3 ~ 6;
Wherein, described additive is made up of dispersion agent, film coalescence aid, pH adjusting agent, defoamer, sterilant and mould inhibitor, and weight part is as follows:
Dispersion agent: 1 ~ 2; Film coalescence aid: 2 ~ 5;
PH adjusting agent: 0.5 ~ 1; Defoamer: 0.2 ~ 0.5;
Sterilant: 0.5 ~ 1; Mould inhibitor: 0.5 ~ 1.
2. a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers as claimed in claim 1, is characterized in that, the average aspect ratio of described calcium sulfate crystal whiskers is 50 ~ 80, and diameter is 1 ~ 4 μm.
3. a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers as claimed in claim 1, it is characterized in that, described pigment is titanium dioxide.
4. a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers as claimed in claim 1, is characterized in that, described pH adjusting agent to be concentration be 28% ammoniacal liquor.
5. a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers as claimed in claim 1, it is characterized in that, described defoamer is NXZ defoamer.
6. a kind of oiliness frie retardant coating adding calcium sulfate crystal whiskers as claimed in claim 1, it is characterized in that, described thickening material is thickening material MS-2.
7. a kind of preparation method adding the oiliness frie retardant coating of calcium sulfate crystal whiskers according to any one of claim 1-6, it is characterized in that, it comprises the following steps:
S1. weigh: take each raw material according to the above ratio, for subsequent use;
S2. modification: add aluminate coupling agent in aqueous ethanolic solution, calcium sulfate crystal whiskers is added after 800 ~ 1000r/min rotating speed stirs, be that 4 ~ 5,2300 ~ 2700r/min rotating speeds stir after 1h and carry out vacuum-drying by Glacial acetic acid regulator solution system pH, namely obtain the calcium sulfate crystal whiskers of modification;
S3. mix: by propyl carbinol and dispersion agent, film coalescence aid, pH adjusting agent, sterilant and mould inhibitor mixing, the calcium sulfate crystal whiskers of pigment and modification is added after stirring 10 ~ 15min with 100 ~ 200r/min rotating speed, high speed dispersion is carried out with 800 ~ 1000r/min rotating speed, proceed to shredder after dispersion to grind, obtain slurry, the grain graininess of described slurry is 50 μm, superchlorination ethenoid resin is added successively in slurry, epoxy resin, dibutyl phthalate, dimethylbenzene, defoamer, thickening material, mix, the obtained oiliness frie retardant coating adding calcium sulfate crystal whiskers.
8. preparation method as claimed in claim 7, is characterized in that, described aqueous ethanolic solution is dehydrated alcohol and deionized water is the solution of the proportional arrangement of 3:1 by volume.
9. preparation method as claimed in claim 7, it is characterized in that, the weight ratio of described aluminate coupling agent and calcium sulfate crystal whiskers is 1:20 ~ 30.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105086769A (en) * | 2015-09-17 | 2015-11-25 | 国网山东省电力公司临沂供电公司 | High-voltage power distribution cabinet |
CN112898877A (en) * | 2019-12-04 | 2021-06-04 | 常州广威新材料科技有限公司 | Powder coating added with calcium sulfate whiskers and preparation method thereof |
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2015
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US5998525A (en) * | 1996-12-02 | 1999-12-07 | Fmc Corporation | Coating and composition for transportation and sign surfaces and method of preparing and applying same |
CN103059689A (en) * | 2012-12-26 | 2013-04-24 | 大连金洁建筑材料科技发展有限公司 | Fluorescent paint |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105086769A (en) * | 2015-09-17 | 2015-11-25 | 国网山东省电力公司临沂供电公司 | High-voltage power distribution cabinet |
CN112898877A (en) * | 2019-12-04 | 2021-06-04 | 常州广威新材料科技有限公司 | Powder coating added with calcium sulfate whiskers and preparation method thereof |
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