CN106634493B - A kind of application method applied to the chlorinated polyether powdery paints in wear-reduced coating - Google Patents

A kind of application method applied to the chlorinated polyether powdery paints in wear-reduced coating Download PDF

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CN106634493B
CN106634493B CN201611236885.0A CN201611236885A CN106634493B CN 106634493 B CN106634493 B CN 106634493B CN 201611236885 A CN201611236885 A CN 201611236885A CN 106634493 B CN106634493 B CN 106634493B
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powdery paints
parts
chlorinated polyether
ceramic balls
coupling agent
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CN106634493A (en
Inventor
孙东洲
孔宪志
吕虎
孙禹
李岳
于国良
张立颖
张智
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Institute of Petrochemistry of Heilongjiang Academy of Sciences
Institute of Advanced Technology of Heilongjiang Academy of Sciences
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Institute of Petrochemistry of Heilongjiang Academy of Sciences
Institute of Advanced Technology of Heilongjiang Academy of Sciences
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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
    • C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
    • C09D171/02—Polyalkylene oxides
    • 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
    • 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
    • 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
    • C09D7/48—Stabilisers against degradation by oxygen, light or heat
    • 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
    • B05D2451/00—Type of carrier, type of coating (Multilayers)
    • 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
    • B05D2518/00—Other type of polymers
    • 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
    • B05D2602/00—Organic fillers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/062—HDPE

Abstract

A kind of application method applied to the chlorinated polyether powdery paints in wear-reduced coating, it is related to a kind of powdery paints and preparation method thereof and application method.The invention solves be currently used for the problem of bonding force required for wear-reduced coating is not achieved in chlorinated polyether coating in wear-reduced coating.Chlorinated polyether powdery paints is prepared by chlorinated polyether, silane coupling agent, toughener and antioxidant.Preparation method: chlorinated polyether, toughener and antioxidant are ground at a certain temperature, and silane coupling agent grinding is then added；Application method: silane coupling agent is coated in piece surface, then sprays chlorinated polyether powdery paints, heating is repeated 2 times~3 times, finally heated cooling.The present invention is for a kind of chlorinated polyether powdery paints and preparation method thereof and application method.

Description

A kind of application method applied to the chlorinated polyether powdery paints in wear-reduced coating
Technical field
The present invention relates to a kind of powdery paints and preparation method thereof and application methods.
Background technique
Chlorinated polyether is a kind of linear Crystalline plastics, and scientific name is bis- (chloromethyl) the fourth oxygen rings of poly- 3,3-.Due to chlorination Contain chlorine 45.5% in polyethers (CPE) molecular structure, chloromethyl is connected with the carbon atom on the molecular backbone of not hydrogen atom, heats Shi Buyi sloughs " Cl ", so heat resistance it is higher (its under the conditions of strong corrosive medium, 120 DEG C can be used for a long time, and no deep-etching is situated between When matter, 140 DEG C can short-period used).The polarity of this symmetrical regular texture and chloromethyl on main chain has chlorinated polyether Higher fusing point, crystallinity and good physical mechanical property and wear-resisting property outstanding.Chlorinated polyether is above-mentioned excellent except having Performance outside, also have good insulation performance, creep-resistant property, processing performance, low water absorbable, good chemical-resistant resistance Property, excellent anti-flammability and cementability.
Just because of the above-mentioned advantage of chlorinated polyether, what chlorinated polyether be used to rub between anticorrosive paint and reduction material subtracts It rubs in coating, and is used in wear-reduced coating needing chlorinated polyether coating to being glued material with excellent bonding force, although chlorination Polyethers has excellent bonding force, but bonding force required for wear-reduced coating is not achieved.
Summary of the invention
The invention solves be currently used for that chlorinated polyether coating is needed to have excellent glue to material is glued in wear-reduced coating Bonding force required for wear-reduced coating is not achieved although chlorinated polyether has excellent bonding force in relay, and provides a kind of chlorine Change polyethers powdery paints and preparation method thereof and application method.
Chlorinated polyether powdery paints of the invention is in parts by weight by 90 parts~100 parts chlorinated polyethers, 0.1 part~0.2 part Silane coupling agent, 1 part~10 parts toughener and 1 part~2 parts antioxidant are prepared.
A kind of preparation method of chlorinated polyether powdery paints carries out according to the following steps:
One, 90 parts~100 parts chlorinated polyethers, 0.1 part~0.2 part silane coupling agent, 1 part~10 parts are weighed in parts by weight Toughener and 1 part~2 parts antioxidant；
The chlorinated polyether granularity is 100 mesh~200 mesh；The toughener granularity is 100 mesh~150 mesh；
Two, 90 parts~100 parts chlorinated polyethers, 1 part~10 parts toughener and 1 part~2 parts antioxidant are added to ball mill In, 40 Ceramic Balls then are added by every 1kg material, and under conditions of temperature is 15 DEG C~20 DEG C, grinds 48h, add 0.1 part~0.2 part silane coupling agent, and under conditions of temperature is 15 DEG C~20 DEG C, 72h is ground, chlorinated polyether powder is obtained Coating；
The Ceramic Balls and diameter that Ceramic Balls that 40 Ceramic Balls are 38.5mm by diameter, diameter are 31mm are 25mm Ceramic Balls composition, and the number ratio of Ceramic Balls that the Ceramic Balls that diameter is 38.5mm in 40 Ceramic Balls are 31mm with diameter is The number ratio of 2:3, the Ceramic Balls that the Ceramic Balls and diameter that diameter is 38.5mm in 40 Ceramic Balls are 25mm are 2:3.
A kind of application method of chlorinated polyether powdery paints carries out according to the following steps:
One, isocyanates is mixed with chlorobenzene, obtains silane coupling agent, then uniformly coat silane coupling agent to sandblasting, oil removing Piece surface, the part after being coated；
The mass ratio of the isocyanates and chlorobenzene is 1:(5~20)；
The isocyanates be toluene di-isocyanate(TDI), 2,2 '-dimethyl -3,3 ', 5,5 '-triphenyl methane, four isocyanide Acid esters, methyl diphenylene diisocyanate, hydrogenated diphenyl methane diisocyanate, benzene dimethylene diisocyanate and different Buddhist One of your ketone diisocyanate or in which several mixtures；
Two, under conditions of flush coater pressure is 0.1MPa~0.3MPa, to the piece surface even application chlorine after coating Change polyethers powdery paints, then blow away the extra chlorinated polyether powdery paints of piece surface with weak compressed air, obtains spraying chlorine Change the part of polyethers powdery paints；
Three, the part of spraying chlorinated polyether powdery paints is placed in the baking oven that temperature is 235 DEG C ± 2 DEG C, until parts list The fusing of face chlorinated polyether powdery paints, the part after once being sprayed；
Four, the part after primary spraying is repeated 2 times~3 times by step 2 to three, then the part that obtains that treated will Treated, and part is placed in the baking oven that temperature is 235 DEG C ± 2 DEG C, keeps the temperature 15min~25min, then being placed in temperature is 150 DEG C In baking oven, 40min is kept the temperature, finally room temperature is naturally cooled to baking oven, that is, completes a kind of user of chlorinated polyether powdery paints Method.
The beneficial effects of the present invention are: improving the toughness of powdery paints by addition toughener；It is even by addition silane Join agent, improves the compatibility of chlorinated polyether and toughener；By using silane coupling agent, hence it is evident that improve powdery paints and material table The adhesive force in face.
Specific embodiment
Specific embodiment one: present embodiment chlorinated polyether powdery paints is in parts by weight by 90 parts~100 parts chlorinations Polyethers, 0.1 part~0.2 part silane coupling agent, 1 part~10 parts toughener and 1 part~2 parts antioxidant are prepared.
The beneficial effect of present embodiment is: by adding toughener, improving the toughness of powdery paints；By adding silicon Alkane coupling agent improves the compatibility of chlorinated polyether and toughener.
Specific embodiment 2: the difference of present embodiment and specific embodiment one is: the toughener is height The mixture of one or both of density polyethylene and haloflex.It is other same as the specific embodiment one.
Specific embodiment 3: present embodiment and the difference of one of specific embodiment one or two are: described is anti- Oxygen agent is triphenyl phosphite, 2,6 di tert butyl 4 methyl phenol and 2,2' methylene bis (4- methyl-6-tert butyl benzene Phenol) one of or in which several mixtures.It is other the same as one or two specific embodiments.
Specific embodiment 4: the difference of present embodiment and one of specific embodiment one to three is: the silicon Alkane coupling agent is 3-aminopropyltriethoxysilane, γ-glycidyl ether oxygen propyl trimethoxy silicane and γ-metering system One of acryloxypropylethoxysilane trimethoxy silane or in which several mixtures.It is other with specific embodiment one to three-phase Together.
Specific embodiment 5: a kind of preparation method of chlorinated polyether powdery paints described in present embodiment is by following What step carried out:
One, 90 parts~100 parts chlorinated polyethers, 0.1 part~0.2 part silane coupling agent, 1 part~10 parts are weighed in parts by weight Toughener and 1 part~2 parts antioxidant；
The chlorinated polyether granularity is 100 mesh~200 mesh；The toughener granularity is 100 mesh~150 mesh；
Two, 90 parts~100 parts chlorinated polyethers, 1 part~10 parts toughener and 1 part~2 parts antioxidant are added to ball mill In, 40 Ceramic Balls then are added by every 1kg material, and under conditions of temperature is 15 DEG C~20 DEG C, grinds 48h, add 0.1 part~0.2 part silane coupling agent, and under conditions of temperature is 15 DEG C~20 DEG C, 72h is ground, chlorinated polyether powder is obtained Coating；
The Ceramic Balls and diameter that Ceramic Balls that 40 Ceramic Balls are 38.5mm by diameter, diameter are 31mm are 25mm Ceramic Balls composition, and the number ratio of Ceramic Balls that the Ceramic Balls that diameter is 38.5mm in 40 Ceramic Balls are 31mm with diameter is The number ratio of 2:3, the Ceramic Balls that the Ceramic Balls and diameter that diameter is 38.5mm in 40 Ceramic Balls are 25mm are 2:3.
40 Ceramic Balls are added in every 1kg material in present embodiment, and material is chlorinated polyether, toughener and antioxidant The sum of, comprising there are three types of the Ceramic Balls of partial size, respectively 38.5mm, 31mm and 25mm in Ceramic Balls.
Specific embodiment 6: present embodiment is with five difference of specific embodiment: toughening described in step 1 Agent is the mixture of one or both of high density polyethylene (HDPE) and haloflex.It is other identical as specific embodiment five.
Specific embodiment 7: one of present embodiment and specific embodiment five or six difference are: institute in step 1 The antioxidant stated is triphenyl phosphite, 2,6 di tert butyl 4 methyl phenol and 2,2' methylene bis (4- methyl-6-tert-butyl Base phenol) one of or in which several mixtures.It is other identical as specific embodiment five or six.
Specific embodiment 8: one of present embodiment and specific embodiment five to seven difference are: institute in step 1 The silane coupling agent stated is 3-aminopropyltriethoxysilane, γ-glycidyl ether oxygen propyl trimethoxy silicane and γ-first One of base acryloyloxypropyltrimethoxysilane or in which several mixtures.It is other with specific embodiment five to Seven is identical.
Specific embodiment 9: a kind of application method of chlorinated polyether powdery paints described in present embodiment is by following What step carried out:
One, isocyanates is mixed with chlorobenzene, obtains silane coupling agent, then uniformly coat silane coupling agent to sandblasting, oil removing Piece surface, the part after being coated；
The mass ratio of the isocyanates and chlorobenzene is 1:(5~20)；
The isocyanates be toluene di-isocyanate(TDI), 2,2 '-dimethyl -3,3 ', 5,5 '-triphenyl methane, four isocyanide Acid esters, methyl diphenylene diisocyanate, hydrogenated diphenyl methane diisocyanate, benzene dimethylene diisocyanate and different Buddhist One of your ketone diisocyanate or in which several mixtures；
Two, under conditions of flush coater pressure is 0.1MPa~0.3MPa, to the piece surface even application chlorine after coating Change polyethers powdery paints, then blow away the extra chlorinated polyether powdery paints of piece surface with weak compressed air, obtains spraying chlorine Change the part of polyethers powdery paints；
Three, the part of spraying chlorinated polyether powdery paints is placed in the baking oven that temperature is 235 DEG C ± 2 DEG C, until parts list The fusing of face chlorinated polyether powdery paints, the part after once being sprayed；
Four, the part after primary spraying is repeated 2 times~3 times by step 2 to three, then the part that obtains that treated will Treated, and part is placed in the baking oven that temperature is 235 DEG C ± 2 DEG C, keeps the temperature 15min~25min, then being placed in temperature is 150 DEG C In baking oven, 40min is kept the temperature, finally room temperature is naturally cooled to baking oven, that is, completes a kind of user of chlorinated polyether powdery paints Method.
In present embodiment before piece surface silane coupling agent does not parch completely, carries out spraying chlorinated polyether powder and apply Material processing.
The beneficial effect of present embodiment is: by using silane coupling agent, hence it is evident that improves powdery paints and material surface Adhesive force.
Specific embodiment 10: present embodiment is with nine difference of specific embodiment: part described in step 1 For stainless steel material or titanium alloy material.It is other identical as specific embodiment nine.
Using following verification experimental verifications effect of the present invention:
Embodiment one:
A kind of chlorinated polyether powdery paints, chlorinated polyether powdery paints is in parts by weight by 95 parts of chlorinated polyethers, 0.15 part Silane coupling agent, 5 parts of toughener and 1 part of antioxidant are prepared.
One, 95 parts of chlorinated polyethers, 0.15 part of silane coupling agent, 5 parts of toughener and 1 part of antioxidant are weighed in parts by weight；
The chlorinated polyether granularity is 150 mesh；The toughener granularity is 150 mesh；
Two, 95 parts of chlorinated polyethers, 5 parts of toughener and 1 part of antioxidant are added in ball mill, then press every 1kg material 40 Ceramic Balls are added, and under conditions of temperature is 18 DEG C, grinds 48h, adds 0.15 part of silane coupling agent, and in temperature Under conditions of 18 DEG C, 72h is ground, chlorinated polyether powdery paints is obtained；
The Ceramic Balls and diameter that Ceramic Balls that 40 Ceramic Balls are 38.5mm by diameter, diameter are 31mm are 25mm Ceramic Balls composition, and the number ratio of Ceramic Balls that the Ceramic Balls that diameter is 38.5mm in 40 Ceramic Balls are 31mm with diameter is The number ratio of 2:3, the Ceramic Balls that the Ceramic Balls and diameter that diameter is 38.5mm in 40 Ceramic Balls are 25mm are 2:3；
The toughener is high density polyethylene (HDPE)；
The antioxidant is triphenyl phosphite；
The silane coupling agent is 3-aminopropyltriethoxysilane；
It is test chlorinated polyether powdery paints with to the bonding force for being glued material, therefore, it is necessary to will be manufactured in the present embodiment Two parts after chlorinated polyether powder-paint treatment carry out fitting solidification, test shear strength, specifically according to the following steps into Capable:
One, isocyanates is mixed with chlorobenzene, obtains silane coupling agent, then uniformly coat silane coupling agent to sandblasting, oil removing Piece surface, the part after being coated；
The mass ratio of the isocyanates and chlorobenzene is 1:10；
The isocyanates is toluene di-isocyanate(TDI)；The part is the stainless steel slide block of 0Cr15Ni5Cu2Ti；
Two, under conditions of flush coater pressure is 0.2MPa, to the piece surface even application chlorinated polyether powder after coating Then last coating blows away the extra chlorinated polyether powdery paints of piece surface with weak compressed air, obtain spraying chlorinated polyether powder The part of last coating；
Three, the part of spraying chlorinated polyether powdery paints is placed in the baking oven that temperature is 235 DEG C, until piece surface chlorination The fusing of polyethers powdery paints, the part after once being sprayed；
Four, the part after primary spraying is repeated 2 times by step 2 to three, the part that obtains that treated handles two pieces Part fitting afterwards is placed in fixture, in the baking oven that temperature is 235 DEG C, keeps the temperature 15min, then being placed in temperature is 150 DEG C In baking oven, 40min is kept the temperature, finally room temperature is naturally cooled to baking oven, obtains to cutting member.
In the present embodiment before piece surface silane coupling agent does not parch completely, carry out at spraying chlorinated polyether powdery paints Reason.
In the present embodiment when piece surface chlorinated polyether powdery paints melts, before uncured, by two pieces, treated zero Part fitting.
Comparative experiments one: the difference of this comparative experiments and embodiment one is: the chlorinated polyether granularity is 40 mesh.Its It is the same as example 1.
Comparative experiments two: the difference of this comparative experiments and embodiment one is: the chlorinated polyether granularity is 60 mesh.Its It is the same as example 1.
Comparative experiments three: the difference of this comparative experiments and embodiment two is: the toughener granularity is 60 mesh.It is other It is the same as example 1.
Comparative experiments four: the difference of this comparative experiments and embodiment one is:
One, poly- to the piece surface even application chlorination after sandblasting, oil removing under conditions of flush coater pressure is 0.2MPa Then ether powdery paints blows away the extra chlorinated polyether powdery paints of piece surface with weak compressed air, it is poly- to obtain spraying chlorination The part of ether powdery paints；
The part is the stainless steel slide block of 0Cr15Ni5Cu2Ti；
Two, the part of spraying chlorinated polyether powdery paints is placed in the baking oven that temperature is 235 DEG C, until piece surface chlorination The fusing of polyethers powdery paints, the part after once being sprayed；
Three, the part after primary spraying is repeated 2 times by step 1 to two, the part that obtains that treated handles two pieces Part fitting afterwards is placed in fixture, in the baking oven that temperature is 235 DEG C, keeps the temperature 15min, then being placed in temperature is 150 DEG C In baking oven, 40min is kept the temperature, finally room temperature is naturally cooled to baking oven, obtains to cutting member.It is other to be the same as example 1.
In this comparative experiments when piece surface chlorinated polyether powdery paints melts, before uncured, by two pieces, treated Part fitting.
To embodiment one and comparative experiments one to three obtain to cutting member by testing standard be GB/T7124-2008 test Shear strength, test result are as shown in table 1:
Table 1
As seen from table, the toughness of chlorinated polyether is poor, weaker with the adhesive force of piece surface, is improved by addition toughener The toughness of powdery paints, by using silane coupling agent significantly improves the adhesive force of powdery paints and piece surface.

Claims (1)

1. a kind of application method applied to the chlorinated polyether powdery paints in wear-reduced coating, it is characterised in that one kind is applied to subtract The application method of the chlorinated polyether powdery paints in coating of rubbing carries out according to the following steps:
One, isocyanates is mixed with chlorobenzene, obtains silane coupling agent, then uniformly coated silane coupling agent to zero after sandblasting, oil removing Part surface, the part after being coated；
The mass ratio of the isocyanates and chlorobenzene is 1:(5~20)；
The isocyanates be toluene di-isocyanate(TDI), 2,2 '-dimethyl -3,3 ', 5,5 '-triphenyl methane, four isocyanic acid Ester, methyl diphenylene diisocyanate, hydrogenated diphenyl methane diisocyanate, benzene dimethylene diisocyanate and different Fo Er One of ketone diisocyanate or in which several mixtures；
Two, poly- to the piece surface even application chlorination after coating under conditions of flush coater pressure is 0.1MPa~0.3MPa Then ether powdery paints blows away the extra chlorinated polyether powdery paints of piece surface with weak compressed air, it is poly- to obtain spraying chlorination The part of ether powdery paints；
Three, the part of spraying chlorinated polyether powdery paints is placed in the baking oven that temperature is 235 DEG C ± 2 DEG C, until piece surface chlorine Change the fusing of polyethers powdery paints, the part after once being sprayed；
Four, the part after primary spraying is repeated 2 times~3 times by step 2 to three, the part that obtains that treated then will processing Part afterwards is placed in the baking oven that temperature is 235 DEG C ± 2 DEG C, keeps the temperature 15min~25min, then is placed in the baking oven that temperature is 150 DEG C In, 40min is kept the temperature, finally room temperature is naturally cooled to baking oven, that is, completes a kind of application method of chlorinated polyether powdery paints；
Chlorinated polyether powdery paints described in step 2 is in parts by weight by 90 parts~100 parts chlorinated polyethers, 0.1 part~0.2 Part silane coupling agent, 1 part~10 parts toughener and 1 part~2 parts antioxidant are prepared；
The preparation method of above-mentioned chlorinated polyether powdery paints carries out according to the following steps:
One, 90 parts~100 parts chlorinated polyethers, 0.1 part~0.2 part silane coupling agent, 1 part~10 parts toughenings are weighed in parts by weight Agent and 1 part~2 parts antioxidant；
The chlorinated polyether granularity is 100 mesh~200 mesh；The toughener granularity is 100 mesh~150 mesh；
Two, 90 parts~100 parts chlorinated polyethers, 1 part~10 parts toughener and 1 part~2 parts antioxidant are added in ball mill, so 40 Ceramic Balls are added by every 1kg material afterwards, and under conditions of temperature is 15 DEG C~20 DEG C, grinds 48h, adds 0.1 part ~0.2 part of silane coupling agent, and under conditions of temperature is 15 DEG C~20 DEG C, 72h is ground, chlorinated polyether powdery paints is obtained；
The pottery that the Ceramic Balls and diameter that Ceramic Balls that 40 Ceramic Balls are 38.5mm by diameter, diameter are 31mm are 25mm Porcelain ball composition, and the number ratio of the Ceramic Balls that diameter is 38.5mm in 40 Ceramic Balls and the Ceramic Balls that diameter is 31mm is 2:3, The number ratio for the Ceramic Balls that the Ceramic Balls and diameter that diameter is 38.5mm in 40 Ceramic Balls are 25mm is 2:3；
Part described in step 1 is stainless steel material or titanium alloy material；
Toughener described in step 1 is the mixture of one or both of high density polyethylene (HDPE) and haloflex；
Antioxidant described in step 1 is triphenyl phosphite, 2,6 di tert butyl 4 methyl phenol and 2,2' methylene bis One of (4- methyl-6-tert-butylphenol) or in which several mixtures；
Silane coupling agent described in step 1 is 3-aminopropyltriethoxysilane, γ-glycidyl ether oxygen propyl front three One of oxysilane and γ-methacryloxypropyl trimethoxy silane or in which several mixtures.
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