CN110628299A - Method for manufacturing nano dry plating coating of powder coating - Google Patents

Method for manufacturing nano dry plating coating of powder coating Download PDF

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Publication number
CN110628299A
CN110628299A CN201910732198.5A CN201910732198A CN110628299A CN 110628299 A CN110628299 A CN 110628299A CN 201910732198 A CN201910732198 A CN 201910732198A CN 110628299 A CN110628299 A CN 110628299A
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CN
China
Prior art keywords
powder
coating
plating
nano dry
parts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910732198.5A
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Chinese (zh)
Inventor
林杰
陈绍斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Qianlong Dance Decoration Material Co Ltd
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Guangzhou Qianlong Dance Decoration Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Guangzhou Qianlong Dance Decoration Material Co Ltd filed Critical Guangzhou Qianlong Dance Decoration Material Co Ltd
Priority to CN201910732198.5A priority Critical patent/CN110628299A/en
Publication of CN110628299A publication Critical patent/CN110628299A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254After-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/24Processes, 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50Multilayers
    • B05D7/52Two layers
    • B05D7/53Base coat plus clear coat type
    • B05D7/534Base coat plus clear coat type the first layer being let to dry at least partially before applying the second layer
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D163/00Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D167/00Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/03Powdery paints
    • C09D5/033Powdery paints characterised by the additives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2504/00Epoxy polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2508/00Polyesters

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention discloses a method for manufacturing a nano dry plating coating of a powder coating, which comprises the following steps of A and B powder coatings, wherein an A-type base powder finished product is manufactured firstly, a B-type base powder finished product is manufactured secondly, the A-type base powder finished product is sprayed firstly and then the B-type base powder finished product is sprayed during spraying, and finally the product is obtained; compared with the traditional chemical plating, the color is richer, and the adhesive force and the decoration are excellent; the process is simple, the production and manufacturing time is short, and the production efficiency is high.

Description

Method for manufacturing nano dry plating coating of powder coating
Technical Field
The invention relates to the technical field of coatings, in particular to a method for manufacturing a nano dry plating coating of a powder coating.
Background
During electroplating, plating metal or other insoluble materials are used as an anode, a workpiece to be plated is used as a cathode, and cations of the plating metal are reduced on the surface of the workpiece to be plated to form a plating layer. In order to eliminate the interference of other cations and make the coating uniform and firm, a solution containing the metal cations of the coating is used as an electroplating solution to keep the concentration of the metal cations of the coating constant. The purpose of electroplating is to plate a metal coating on a substrate, altering the surface properties or dimensions of the substrate. The electroplating can enhance the corrosion resistance of the metal (the plating metal is mostly corrosion-resistant metal), increase the hardness, prevent abrasion, improve the conductivity, the smoothness, the heat resistance and the surface beauty.
At present, the effect of metal chromium plating is completed by chemical products, the waste water produced by electroplating has irreversible harm (chromium, cyanide, hydrochloric acid, hydrogen sulfide, nitrogen oxide, acid mist, caustic soda and ammonia gas) to soil and water sources, and the skin and respiratory tract of electroplating operators are greatly injured after the electroplating operators contact the waste water for a long time.
Therefore, a coating of double-penetration nano dry plating powder and a preparation method thereof are provided to solve the above problems.
Disclosure of Invention
The invention aims to provide a method for manufacturing a nano dry plating coating of a powder coating, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a method for manufacturing a nano dry plating coating of powder coating comprises the following steps:
A. fully mixing 47.5 parts of epoxy resin, 47.5 parts of polyester resin, 1 part of brightener, 0.5 part of benzoin, 1 part of flatting agent, 351 parts of nano dry plating pigment STR and 16304 parts of special imitation electroplating auxiliary agent for powder coating; heating and extruding the mixed raw materials by a double-screw extruder at the temperature of 120 ℃, then crushing at high speed, sieving by a 120-mesh sieve, and adding the super-electroplating silver DD0910.8% for heating, bonding and stirring;
B. binding the imitation electroplating powder coating through thermal bonding to form A nanometer dry-plated silver base powder;
C. 93 parts of polyester resin, 7 parts of curing agent TGIC, 1 part of brightener, 0.5 part of benzoin, 1 part of flatting agent and an auxiliary resin raw material are stirred and mixed at a low speed, the mixed raw materials are heated and extruded by a double-screw extruder at the temperature of 110 ℃, and then are crushed at a high speed and tabletted, and are screened by a 160-mesh screen to obtain B-type nano dry plating finishing powder;
D. spraying A-type base powder nano dry plating powder for the first time; placing the mixture in an environment with the temperature of 180 ℃ and 220 ℃ for baking and curing for later use;
E. and (4) performing secondary spraying, namely spraying the B-type nano dry plating finishing powder on the A-type base powder again, and baking the transparent powder in the temperature environment of 180-220 ℃ to obtain the coating of the double-transparent nano dry plating powder to directly replace color electroplating.
As a further technical scheme of the invention: the baking time after the first spraying is 10-15 min.
As a further technical scheme of the invention: the baking time after the second spraying is 8-12 min.
As a further technical scheme of the invention: the step B is specifically as follows: adding prepared powder coating base powder and ultra-fine silver plating DD0910.8% into a heating and mixing device, sealing, gradually increasing the rotating speed by adjusting the rotating speed of the heating and mixing device until the temperature of heat generated by friction of the powder coating base powder and the ultra-fine silver plating DD091 rises to 55 ℃ and the heating and mixing device stops operating, adding 190.3% of anti-spitting powder auxiliary agent POL, slowly mixing for 5 minutes at 300 revolutions, and then performing heat bonding and screening for 160 meshes to form the A nano dry silver plating base powder.
As a further technical scheme of the invention: the epoxy resin is E-12 epoxy resin.
Compared with the prior art, the invention has the beneficial effects that: the invention is environment-friendly and nontoxic, has no VOC emission in the using process, has no pollution to the environment and has no harm to operators; compared with the traditional chemical plating, the color is richer, and the adhesive force and the decoration are excellent; the process is simple, the production and manufacturing time is short, and the production efficiency is high.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A method for manufacturing a nano dry plating coating of powder coating comprises the following steps:
A. fully mixing 47.5 parts of epoxy resin, 47.5 parts of polyester resin, 1 part of brightener, 0.5 part of benzoin, 1 part of flatting agent, 351 parts of nano dry plating pigment STR and 16304 parts of special imitation electroplating auxiliary agent for powder coating; heating and extruding the mixed raw materials by a double-screw extruder at the temperature of 120 ℃, then crushing at high speed, sieving by a 120-mesh sieve, and adding the super-electroplating silver DD0910.8% for heating, bonding and stirring;
B. binding the imitation electroplating powder coating through thermal bonding to form A nanometer dry-plated silver base powder;
C. 93 parts of polyester resin, 7 parts of curing agent TGIC, 1 part of brightener, 0.5 part of benzoin, 1 part of flatting agent and an auxiliary resin raw material are stirred and mixed at a low speed, the mixed raw materials are heated and extruded by a double-screw extruder at the temperature of 110 ℃, and then are crushed at a high speed and tabletted, and are screened by a 160-mesh screen to obtain B-type nano dry plating finishing powder;
D. spraying A-type base powder nano dry plating powder for the first time; baking at 220 deg.C for 10-15min to solidify;
E. and (4) performing secondary spraying, namely spraying the B-type nano dry plating finishing powder on the A-type base powder again, and baking the transparent powder for 8-12min in the temperature environment of 180-220 ℃ to obtain the coating of the double-transparent nano dry plating powder which directly replaces color electroplating.
The invention is environment-friendly and nontoxic, has no VOC emission in the using process, has no pollution to the environment and has no harm to operators; compared with the traditional chemical plating, the color is richer, and the adhesive force and the decoration are excellent; the process is simple, the production and manufacturing time is short, and the production efficiency is high.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A method for manufacturing a nano dry plating coating of a powder coating is characterized by comprising the following steps:
fully mixing 47.5 parts of epoxy resin, 47.5 parts of polyester resin, 1 part of brightener, 0.5 part of benzoin, 1 part of flatting agent, 351 parts of nano dry plating pigment STR and 16304 parts of special imitation electroplating auxiliary agent for powder coating; heating and extruding the mixed raw materials by a double-screw extruder at the temperature of 120 ℃, then crushing at high speed, sieving by a 120-mesh sieve, and adding the super-electroplating silver DD0910.8% for heating, bonding and stirring;
binding the imitation electroplating powder coating through thermal bonding to form A nanometer dry-plated silver base powder;
93 parts of polyester resin, 7 parts of curing agent TGIC, 1 part of brightener, 0.5 part of benzoin, 1 part of flatting agent and an auxiliary resin raw material are stirred and mixed at a low speed, the mixed raw materials are heated and extruded by a double-screw extruder at the temperature of 110 ℃, and then are crushed at a high speed and tabletted, and are screened by a 160-mesh screen to obtain B-type nano dry plating finishing powder;
spraying A-type base powder nano dry plating powder for the first time; placing the mixture in an environment with the temperature of 180 ℃ and 220 ℃ for baking and curing for later use;
and (4) performing secondary spraying, namely spraying the B-type nano dry plating finishing powder on the A-type base powder again, and baking the transparent powder in the temperature environment of 180-220 ℃ to obtain the coating of the double-transparent nano dry plating powder to directly replace color electroplating.
2. The method for preparing a nano dry-plating coating of a powder coating according to claim 1, wherein the baking time after the first spraying is 10-15 min.
3. The method for preparing a nano dry-plating coating of powder coating according to claim 1, wherein the baking time after the second spraying is 8-12 min.
4. The method for preparing the nano dry plating coating of the powder coating according to claim 1, wherein the step B specifically comprises the following steps: adding prepared powder coating base powder and ultra-fine silver plating DD0910.8% into a heating and mixing device, sealing, gradually increasing the rotating speed by adjusting the rotating speed of the heating and mixing device until the temperature of heat generated by friction of the powder coating base powder and the ultra-fine silver plating DD091 rises to 55 ℃ and the heating and mixing device stops operating, adding 190.3% of anti-spitting powder auxiliary agent POL, slowly mixing for 5 minutes at 300 revolutions, and then performing heat bonding and screening for 160 meshes to form the A nano dry silver plating base powder.
5. The method for preparing the nano dry-plating coating of the powder coating according to any one of claims 1 to 4, wherein the epoxy resin is E-12 epoxy resin.
CN201910732198.5A 2019-08-09 2019-08-09 Method for manufacturing nano dry plating coating of powder coating Pending CN110628299A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910732198.5A CN110628299A (en) 2019-08-09 2019-08-09 Method for manufacturing nano dry plating coating of powder coating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910732198.5A CN110628299A (en) 2019-08-09 2019-08-09 Method for manufacturing nano dry plating coating of powder coating

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111944383A (en) * 2020-07-03 2020-11-17 湖南连心科技有限公司 Preparation method and application of high-decorative colorful powder coating
CN116554768A (en) * 2023-05-08 2023-08-08 上海彩立嵘新材料科技有限公司 Preparation method of high-decorative colorful powder coating

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014136615A1 (en) * 2013-03-02 2014-09-12 ペルノックス株式会社 Heat-dissipating powder coating composition, heat-dissipating coating film, and coated article
CN108504263A (en) * 2018-05-08 2018-09-07 浙江绿环新材料科技有限公司 A kind of Novel imitation plating powder coating technology flow
CN109370371A (en) * 2018-09-13 2019-02-22 福建万安实业集团有限公司 A kind of high brightness imitates the powdery paints of electroplating effect
CN109897505A (en) * 2019-03-27 2019-06-18 佛山市顺德区千之彩实业有限公司 A kind of double powdery paints and preparation method thereof thoroughly

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014136615A1 (en) * 2013-03-02 2014-09-12 ペルノックス株式会社 Heat-dissipating powder coating composition, heat-dissipating coating film, and coated article
CN108504263A (en) * 2018-05-08 2018-09-07 浙江绿环新材料科技有限公司 A kind of Novel imitation plating powder coating technology flow
CN109370371A (en) * 2018-09-13 2019-02-22 福建万安实业集团有限公司 A kind of high brightness imitates the powdery paints of electroplating effect
CN109897505A (en) * 2019-03-27 2019-06-18 佛山市顺德区千之彩实业有限公司 A kind of double powdery paints and preparation method thereof thoroughly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111944383A (en) * 2020-07-03 2020-11-17 湖南连心科技有限公司 Preparation method and application of high-decorative colorful powder coating
CN116554768A (en) * 2023-05-08 2023-08-08 上海彩立嵘新材料科技有限公司 Preparation method of high-decorative colorful powder coating

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Application publication date: 20191231