CN115044277A - Application of powder coating as combustion improver and use method of powder coating as flame retardant - Google Patents

Application of powder coating as combustion improver and use method of powder coating as flame retardant Download PDF

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Publication number
CN115044277A
CN115044277A CN202210888493.1A CN202210888493A CN115044277A CN 115044277 A CN115044277 A CN 115044277A CN 202210888493 A CN202210888493 A CN 202210888493A CN 115044277 A CN115044277 A CN 115044277A
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powder
powder coating
parts
coating
weight
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CN202210888493.1A
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CN115044277B (en
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龚翔宇
车怀君
纪水渠
徐缓
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Xiamen Guoli Electrostatic Powder Co ltd
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Xiamen Guoli Electrostatic Powder Co ltd
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
    • B05D1/04—Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
    • B05D1/06—Applying particulate materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
    • B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/12—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a coating with specific electrical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/52—Two layers
    • B05D7/54—No clear coat specified
    • B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/52—Two layers
    • B05D7/54—No clear coat specified
    • B05D7/546—No clear coat specified each layer being cured, at least partially, separately
    • 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
    • C09D5/03—Powdery paints
    • C09D5/033—Powdery paints characterised by the additives
    • 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
    • C08K3/02—Elements
    • C08K2003/023—Silicon
    • 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
    • C08K3/02—Elements
    • C08K3/08—Metals
    • C08K2003/0812—Aluminium
    • 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
    • C08K3/02—Elements
    • C08K3/08—Metals
    • C08K2003/0856—Iron
    • 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
    • C08K2003/2262—Oxides; Hydroxides of metals of manganese
    • 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
    • C08K2003/2265—Oxides; Hydroxides of metals of iron
    • C08K2003/2275—Ferroso-ferric oxide (Fe3O4)

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

The application relates to the field of powder coatings, and particularly discloses application of the powder coating as a combustion improver and a using method of the powder coating as the combustion improver. The powder coating comprises the following raw materials in parts by weight: 70-85 parts of thermosetting resin; 6-9 parts of a powdery metal oxide; 15-20 parts of aluminum powder; 3-5 parts of magnesium powder; 1-3 parts of a coupling agent. The powder coating can be used as a combustion improver, and solves the problem that the conventional powder coating can only be used as a coating to improve the surface performance of a substrate.

Description

Application of powder coating as combustion improver and use method of powder coating as flame retardant
Technical Field
The present application relates to the field of powder coatings, and more particularly, to the use of powder coatings as combustion promoters and methods of use thereof as flame retardants.
Background
The powder paint is a solid powder synthetic resin paint composed of solid resin, pigment, filler and assistant, and is different from ordinary solvent paint and water paint in that its dispersion medium is not solvent and water but air, and it has the features of no solvent pollution, 100% filming and low energy consumption.
At present, the powder coating can only be used as a surface material to improve the surface performance of a base material, cannot be used for other purposes, and has low applicability. Therefore, a new solution is needed to solve the above problems.
Disclosure of Invention
In order to improve the applicability of powder coatings, the application provides for the use of powder coatings as combustion promoters.
By adopting the technical scheme, the powder coating can be sprayed on a base body to be ignited, such as field living articles like firewood and charcoal, people can directly carry the firewood and the charcoal without additionally carrying combustion-supporting substances like gasoline, and the ignition of the base body can be accelerated.
Preferably, the raw materials of the powder coating comprise the following components in parts by weight:
Figure BDA0003765896680000011
by adopting the technical scheme, the aluminum powder can generate aluminothermic reaction with the powdery metal oxide at 1250 ℃, the magnesium powder can be ignited only at 500 ℃ and releases 3000 ℃, after the powder coating is sprayed on the surface of the matrix, the magnesium powder in the powder coating can be ignited only by using the flame of the pulse igniter to generate aluminothermic reaction, and then the ignition and continuous combustion of the matrix are realized.
Preferably, the raw material of the powder coating also comprises 4-6 parts of ferrosilicon powder by weight.
Through adopting above-mentioned technical scheme, because the thermite reaction is rapid, consequently can postpone the thermite reaction rate through adding ferrosilicon powder, can improve the security on the one hand, on the other hand can prolong the process of igniting, guarantees that the base member is lighted.
Preferably, the raw materials of the powder coating also comprise 2-3 parts by weight of paraffin powder.
By adopting the technical scheme, the paraffin powder can be used as a leveling agent to ensure the leveling of the powder coating, and can form a film on the surfaces of the aluminum powder and the magnesium powder to reduce the decomposition problem of the aluminum powder and the magnesium powder; on the other hand, the waterproof effect can be achieved, and the problem that water is in contact with magnesium powder to cause chemical reaction is solved.
Preferably, the powder coating also comprises 2-3 parts by weight of polytetrafluoroethylene powder.
Through adopting above-mentioned technical scheme, polytetrafluoroethylene powder has the water-proof effects, and it disperses in powder coating, can form netted waterproof layer with inside on powder coating surface, further reduces external water and magnesium powder contact and take place chemical reaction's problem.
Preferably, the coupling agent is a silane coupling agent.
By adopting the technical scheme, the silane coupling agent can improve the connection strength between the aluminum powder, the magnesium powder and the metal oxide as well as the resin and the base material, and reduce the risk of falling off of the powder coating.
The use method of the powder coating as the combustion improver comprises the following steps:
coating conductive paint on the surface of an insulating base material, and drying and curing;
and secondly, spraying powder coating on the surface of the base material coated with the conductive paint in an electrostatic spraying manner, and drying and curing.
Through adopting above-mentioned technical scheme, electrically conductive paint can adhere on insulating base member and realize electrically conductive base member's electrically conductive, can be with powder coating spraying on electrically conductive paint through electrostatic spray gun afterwards, and then realize the load solidification of powder coating on the substrate.
In summary, the present application has the following beneficial effects:
1. the application provides powder coating as the application of combustion improver, and powder coating can spray on the base member of waiting to ignite, like on the field articles for daily use such as faggots, charcoal, people directly carry the faggots, the charcoal can, need not additionally to carry combustion-supporting thing such as petrol, can accelerate the ignition of base member.
2. In this application preferred aluminium powder and powdery metal oxide take place the aluminothermic reaction to reduce the ignition point through the magnesium powder, make people only need can make powder coating take place the aluminothermic reaction through the naked light, produce the combustion aiding nature.
3. The ferrosilicon powder is preferably adopted, so that the safety can be improved, the ignition process can be prolonged, and the base body can be ensured to be ignited; the stability of the magnesium powder and the aluminum powder before reaction can be ensured by adopting the paraffin powder and the polytetrafluoroethylene powder; 4. this application is through at insulating substrate surface coating conductive paint, and conductive paint can adhere on insulating substrate and realize conductive base's electrically conductive, can be with powder coating spraying on conductive paint through electrostatic spray gun afterwards, and then realizes the load solidification of powder coating on the substrate.
Detailed Description
The present application will be described in further detail with reference to examples.
Examples
Example 1: the powder coating is applied as a combustion improver, and comprises the following raw material components in parts by weight:
Figure BDA0003765896680000021
Figure BDA0003765896680000031
the powder coating is used by the following steps:
step one, coating conductive paint on the surface of an insulating base material (firewood or charcoal), drying and curing, wherein the drying and curing temperature is 80 +/-5 ℃. The conductive paint belongs to the prior art, and the coating of the conductive paint has the performance of a conductor and a semiconductor and can conduct static electricity, so that the description is omitted.
And step two, spraying powder coating on the surface of the base material coated with the conductive paint in an electrostatic spraying mode, drying and curing, wherein the curing temperature is 125 +/-5 ℃.
When the powder coating is used, after the magnesium powder on the surface of the powder coating is ignited by a pulse igniter or other ignition sources, the magnesium powder can generate heat and initiate aluminothermic reaction, so that the burning of the firewood is realized. Pulse igniters are known in the art and have long nozzles that do not easily burn the igniter, as shown by the design of CN 307433993S.
Example 2: the use of a powder coating as a combustion improver differs from example 1 in that: the powder coating comprises the following raw material components in parts by weight:
Figure BDA0003765896680000032
example 3: the use of a powder coating as a combustion improver differs from example 1 in that: the powder coating comprises the following raw material components in parts by weight:
Figure BDA0003765896680000033
example 4: the use of a powder coating as a combustion improver differs from example 1 in that: the raw material of the powder coating also comprises 5 +/-1 parts of ferrosilicon powder by weight.
Example 5: the use of a powder coating as a combustion improver differs from example 1 in that: the raw materials of the powder coating also comprise 2 +/-1 parts of paraffin powder by weight.
Example 6: the use of a powder coating as a combustion improver differs from example 1 in that: the raw material of the powder coating also comprises 2 plus or minus 1 part of polytetrafluoroethylene powder by weight.
And (3) testing the combustion-supporting property:
test samples: the firewood obtained in examples 1 to 6 was used as test samples 1 to 6.
The test method comprises the following steps: the experimental samples 1-6 were tested for ignition by a pulse igniter.
And (3) test results: the experimental samples 1-6 can be ignited by a pulse igniter within 30s, and the firewood can be continuously combusted after the ignition.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims (7)

1. The use of powder coatings as combustion improvers.
2. The use according to claim 1, wherein the raw materials of the powder coating comprise the following components in parts by weight:
70-85 parts of thermosetting resin;
6-9 parts of a powdery metal oxide;
15-20 parts of aluminum powder;
3-5 parts of magnesium powder;
1-3 parts of a coupling agent.
3. Use according to claim 1, characterized in that: the powder coating also comprises 4-6 parts of ferrosilicon powder by weight.
4. Use according to claim 1, characterized in that: the powder coating also comprises 2-3 parts of paraffin powder by weight.
5. Use according to claim 1, characterized in that: the powder coating also comprises 2-3 parts of polytetrafluoroethylene powder by weight.
6. Use according to claim 1, characterized in that the coupling agent is a silane coupling agent.
7. The use method of the powder coating as the combustion improver is characterized by comprising the following steps:
coating conductive paint on the surface of an insulating base material, and drying and curing;
and secondly, spraying powder coating on the surface of the base material coated with the conductive paint in an electrostatic spraying manner, and drying and curing.
CN202210888493.1A 2022-07-26 2022-07-26 Application of powder coating as combustion improver and application method of powder coating as combustion improver Active CN115044277B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02267182A (en) * 1989-04-10 1990-10-31 Nippon Kayaku Co Ltd Pressure-molded explosive
CN1671634A (en) * 2002-07-24 2005-09-21 日本化药株式会社 Waterproof granular explosive composition
CN101117602A (en) * 2006-08-04 2008-02-06 吕尧波 Solid micro-powder fuel
CN102925120A (en) * 2012-11-08 2013-02-13 中国人民解放军理工大学 Thermit and preparation method thereof
CN104889039A (en) * 2015-06-04 2015-09-09 遵义春华新材料科技有限公司 Powder coating applying process of non-conductor substrate
CN109207231A (en) * 2018-11-12 2019-01-15 山东东阿润生粘合剂有限公司 A kind of coal-saving comburant improving efficiency of fire coal
CN113583729A (en) * 2020-04-30 2021-11-02 中国科学院大连化学物理研究所 Flameless solid fuel and preparation method and application thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02267182A (en) * 1989-04-10 1990-10-31 Nippon Kayaku Co Ltd Pressure-molded explosive
CN1671634A (en) * 2002-07-24 2005-09-21 日本化药株式会社 Waterproof granular explosive composition
CN101117602A (en) * 2006-08-04 2008-02-06 吕尧波 Solid micro-powder fuel
CN102925120A (en) * 2012-11-08 2013-02-13 中国人民解放军理工大学 Thermit and preparation method thereof
CN104889039A (en) * 2015-06-04 2015-09-09 遵义春华新材料科技有限公司 Powder coating applying process of non-conductor substrate
CN109207231A (en) * 2018-11-12 2019-01-15 山东东阿润生粘合剂有限公司 A kind of coal-saving comburant improving efficiency of fire coal
CN113583729A (en) * 2020-04-30 2021-11-02 中国科学院大连化学物理研究所 Flameless solid fuel and preparation method and application thereof

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