CN108707952A - A kind of tempered glass surface cathode electrophoretic coating technique - Google Patents
A kind of tempered glass surface cathode electrophoretic coating technique Download PDFInfo
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- CN108707952A CN108707952A CN201810601068.3A CN201810601068A CN108707952A CN 108707952 A CN108707952 A CN 108707952A CN 201810601068 A CN201810601068 A CN 201810601068A CN 108707952 A CN108707952 A CN 108707952A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/22—Servicing or operating apparatus or multistep processes
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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
- C09D5/44—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications
- C09D5/4419—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications with polymers obtained otherwise than by polymerisation reactions only involving carbon-to-carbon unsaturated bonds
- C09D5/4423—Polyesters, esterified polyepoxides
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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
- C09D5/44—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications
- C09D5/4419—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications with polymers obtained otherwise than by polymerisation reactions only involving carbon-to-carbon unsaturated bonds
- C09D5/443—Polyepoxides
- C09D5/4434—Polyepoxides characterised by the nature of the epoxy binder
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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
- C09D5/44—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications
- C09D5/4473—Mixture of polymers
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives 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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
- C09J9/02—Electrically-conducting adhesives
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/04—Electrophoretic coating characterised by the process with organic material
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/20—Pretreatment
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- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
Abstract
The present invention provides a kind of coating process, specially a kind of tempered glass surface cathode electrophoretic coating technique includes the following steps：Glow discharge process, then uniformly coating conducting resinl are carried out to tempered glass, the tempered glass to coating conducting resinl carries out curing process, it is cured and carries out electrolysis activation, again plus electrophoretic coating carries out cathode electrophoretic coating, and electrophoresis, finally heated baking-curing form coating film to baking-curing again；By carrying out glow discharge process to tempered glass, ensures tempered glass surface cleaning, in tempered glass surface coating conducting resinl clear up, so that tempered glass is carried out electrophoretic procedures, make electrophoretic coating uniform adsorption on surface, and consistency of thickness；Acid anhydrides and epoxy resin form ester bond, high resistance are shown to organic acid and inorganic acid, moreover it is possible to reinforce electrical property, further improve the effect of electrophoresis and the adsorptivity of electrophoretic coating；Coating after solidification has decorative, weatherability and chemical-resistant, and hardness of film is high, wearability is good, adhesive force is excellent.
Description
Technical field
The present invention relates to coating process, and in particular to a kind of tempered glass surface cathode electrophoretic coating technique.
Background technology
Electrophoretic coating is derived from the 1930s, begins one's study synthesizing cationic type resin from middle 1960s,
And it is then gradually had developed resistance in early 1970s for requiring corrosion resistance to make priming paint on high household electrical appliance
Corrosion energy higher and the cathode electrophoresis dope with decorative effect, since it is with excellent anticorrosive property, high permeability ratio, height
Levelability, high-decoration and application high degree of automation, pollution from coatings are few and imitated than traditional spraying process and electrostatic spraying
The features such as fruit is good, is widely used in automotive industry, and promote the use of the industrial circles such as building materials, light industry, household electrical appliance with
And the surface anticorrosion and decoration of hardware and craftwork.
Compared with traditional solvent based coating and other dip-coatings, spraying watersoluble baking paint and electrostatic spraying, ability cathode electrophoresis applies
Material has unrivaled superiority:Process of priming can realize full automation, be suitable for big Production line；It can be obtained uniform
Film thickness；Permeability of swimming is good, improves the anticorrosive property of workpiece lumen, the especially corrosion resistance of ability cathode electrophoresis film；Coating profit
With rate height；Safety is relatively high, is low nuisanceless coating；The appearance of film is good, and there is preferable flattening property in when drying.But cathode is electric
Swimming spraying is all the spraying for being used in electric conductor surface, is not suitable on nonconducting tempered glass surface.
Invention content
The technical problem to be solved in the present invention is to provide one kind by coating one layer of conducting resinl to tempered glass surface, makes steel
Changing glass surface can be conductive, so as to connect the cathode of electrophoresis, ensures electrophoretic coating energy uniform adsorption on surface, using one
Make coating that there is decorative, weatherability and chemical-resistant after curing after the step of series, hardness of film is high, wearability is good and attached
Put forth effort a kind of excellent tempered glass surface cathode electrophoretic coating technique.
In order to solve the above technical problems, this invention takes the following technical solutions：
A kind of tempered glass surface cathode electrophoretic coating technique, includes the following steps：
(1) tempered glass is put into babinet, then is passed through argon gas, sealing is passed through the voltage that voltage is 500-1000V, makes argon
Gas generates plasma, and tempered glass is bombarded by electronics, cation, excited atom and molecule in glow discharge plasma,
Make tempered glass surface cleaning without dirt, it is spare；
(2) 30-50 parts of high temperature resistant epoxy, 20-30 parts of epoxy resin, 10-20 parts of acid anhydrides, graphite are taken by weight ratio
20-30 parts of 5-10 parts of alkene and absolute alcohol are put into container and prepare conductive lead using 35-45 DEG C of stirring in water bath
Electric glue, it is spare；
(3) 60 DEG C are heated to tempered glass, uniformly coat conductive adhesive layer on tempered glass surface, conductive adhesive layer thickness is
5-8um, is heated up to the speed and its planarization of 100-120 DEG C of quickening conductive adhesive layer, and cooled to room temperature is spare；
(4) 100-200 parts of epoxidized polybutadiene resin, 120-240 parts of ammonium hydroxide, acetic acid 110-210 are taken by weight ratio
Part, 150-200 parts of polyester resin, 7-10 parts of silane coupling agent, phosphorus acrylic acid 10-15 parts phosphate modified, with epoxy group
50-100 parts of 5-10 parts of triethylenetetraminehexaacetic acid ester, 5-10 parts of acrylate copolymer and pigment are first put into epoxidized polybutadiene in container
Resin, then add ammonium hydroxide carry out 50-60 DEG C water-bath dissolving, then add acetic acid stirring, finally plus polyester resin, phosphate modified propylene
Acid, the silane coupling agent with epoxy group, triethyl phosphate, acrylate copolymer and pigment while stirring to heating water bath,
So that bath temperature is reached 70-80 DEG C, keep 3-5min, stopping stirring making its natural cold-zone to room temperature, spare；
(5) tempered glass for being coated with conducting resinl is put into tiselius apparatus and voltage cathode is inscribed, pouring into water makes water not have tempering glass
Glass, energization carry out ionization activation processing, and voltage swing is 75V voltages, time 5-7min；
(6) it powers off, water is discharged, then electrophoretic coating made from step 4) is put into tiselius apparatus, then the progress that is powered is cloudy
Pole cathode electrophoretic coating first uses 75V voltages, time 10-15min, then improves its voltage for 175V, time 10-15min, most
Afterwards burning voltage be 220V, time 5-10min, it is spare；
(7) tempered glass good to cathode electrophoretic coating carries out hot-pressing processing, and hot-pressing processing temperature is 120-150 DEG C, and pressure is
0.8MPa, time 10-12min, it is spare；
(8) the good tempered glass of hot pressing is carried out baking-curing, solidification temperature is 120-140 DEG C, and 5-7min is raised again to
160-170 DEG C, time 12-15min is finally tightened using 80-100 DEG C of temperature, time 3-5min；
(9) the good tempered glass of baking-curing is put into the tiselius apparatus in step (6) after cathode electrophoretic coating using 220V electricity
Cathode electrophoretic coating again is pressed, 160-170 DEG C of temperature heated baking solidification 10-20min is finally used to form electrophoretic coating film.
Further, the conducting resinl is made of the material of following weight：50 parts of high temperature resistant epoxy, asphalt mixtures modified by epoxy resin
20 parts of 20 parts of fat, 10 parts of acid anhydrides, 5 parts of graphene and absolute alcohol；The electrophoretic coating by following weight material system
At：200 parts of epoxidized polybutadiene resin, 120 parts of ammonium hydroxide, 110 parts of acetic acid, 150 parts of polyester resin, phosphate modified acrylic acid 10
Part, 5 parts of 5 parts of 7 parts of silane coupling agent, triethyl phosphate, acrylate copolymer with epoxy group and 50 parts of pigment.
Further, the conducting resinl is made of the material of following weight：30-50 parts of high temperature resistant epoxy, ring
30 parts of 20 parts of oxygen resin, 20 parts of acid anhydrides, 10 parts of graphene and absolute alcohol；The electrophoretic coating by following weight material
Material is made：100 parts of epoxidized polybutadiene resin, 240 parts of ammonium hydroxide, 210 parts of acetic acid, 200 parts of polyester resin, phosphate modified propylene
15 parts of acid, 10 parts of 10 parts of 10 parts of silane coupling agent, triethyl phosphate, acrylate copolymer with epoxy group and pigment 100
Part.
Further, the conducting resinl is made of the material of following weight：40 parts of high temperature resistant epoxy, asphalt mixtures modified by epoxy resin
25 parts of 25 parts of fat, 15 parts of acid anhydrides, 7.5 parts of graphene and absolute alcohol；The electrophoretic coating by following weight material
It is made：150 parts of epoxidized polybutadiene resin, 180 parts of ammonium hydroxide, 160 parts of acetic acid, 175 parts of polyester resin, phosphate modified acrylic acid
12.5 parts, 7.5 parts of 7.5 parts of 8.5 parts of silane coupling agent, triethyl phosphate, acrylate copolymer and pigment with epoxy group
75 parts.
Beneficial effects of the present invention：By carrying out glow discharge process to tempered glass, ensure tempered glass surface cleaning
Without spot, conducting resinl is coated on the tempered glass surface cleared up, keeps tempered glass surface energy conductive, can be placed in tiselius apparatus
The cathode for connecting voltage makes electrophoretic coating uniform adsorption on surface, and consistency of thickness；Acid anhydrides and epoxy resin form ester bond, carry
High chemical-resistant, moreover it is possible to reinforce electrical property, collaboration graphene makes the electric conductivity of tempered glass be improved, to further
Improve the adsorptivity of the effect and speed and tempered glass of electrophoresis；Epoxidized polybutadiene resin is after ammonium hydroxide ammonification by vinegar
Acid, which neutralizes, forms cationic butadiene resin, and tempered glass is to connect cathode, and the cationic butadiene resin of formation can be well
It is adsorbed on tempered glass；Coating after solidification has decorative, weatherability and chemical-resistant, hardness of film height, wearability
Well, adhesive force is excellent.
Specific implementation mode
For that can further appreciate that the feature, technological means and the specific purposes reached, function of the present invention, below with specific
Embodiment is described in further detail the present invention.
Embodiment one：
A kind of tempered glass surface cathode electrophoretic coating technique, includes the following steps：
(1) tempered glass is put into babinet, then is passed through argon gas, sealing is passed through the voltage that voltage is 1000V, and argon gas is made to produce
Raw plasma, tempered glass are bombarded by electronics, cation, excited atom and molecule in glow discharge plasma, make steel
Change glass surface to clean without dirt, it is spare；
(2) 50 parts of high temperature resistant epoxy, 20 parts of epoxy resin, 10 parts of acid anhydrides, 5 parts of graphene and nothing are taken by weight ratio
20 parts of water-alcohol is put into container and prepares conductive conducting resinl using 45 DEG C of stirring in water bath, spare；
(3) 60 DEG C are heated to tempered glass, uniformly coat conductive adhesive layer on tempered glass surface, conductive adhesive layer thickness is
8um, is heated up to the speed and its planarization of 120 DEG C of quickening conductive adhesive layers, and cooled to room temperature is spare；
(4) 200 parts of epoxidized polybutadiene resin, 120 parts of ammonium hydroxide, 110 parts of acetic acid, polyester resin are taken by weight ratio
150 parts, 10 parts of phosphate modified acrylic acid, 5 parts of 7 parts of silane coupling agent, triethyl phosphate, acrylate with epoxy group it is total
50 parts of 5 parts of polymers and pigment are first put into epoxidized polybutadiene resin in container, then the water-bath dissolving for adding ammonium hydroxide to carry out 60 DEG C,
Again plus acetic acid stirs, and finally adds polyester resin, phosphate modified acrylic acid, the silane coupling agent with epoxy group, tricresyl phosphate second
Ester, acrylate copolymer and pigment to heating water bath, make bath temperature reach 80 DEG C while stirring, keep 5min, stop stirring
Mixing makes its natural cold-zone to room temperature, spare；
(5) tempered glass for being coated with conducting resinl is put into tiselius apparatus and voltage cathode is inscribed, pouring into water makes water not have tempering glass
Glass, energization carry out ionization activation processing, and voltage swing is 75V voltages, time 7min；
(6) it powers off, water is discharged, then electrophoretic coating made from step 4) is put into tiselius apparatus, then the progress that is powered is cloudy
Pole cathode electrophoretic coating first uses 75V voltages, time 15min, then it is 175V to improve its voltage, and time 15min finally stablizes
Voltage is 220V, time 10min, spare；
(7) tempered glass good to cathode electrophoretic coating carries out hot-pressing processing, and hot-pressing processing temperature is 150 DEG C, and pressure is
0.8MPa, time 12min, it is spare；
(8) the good tempered glass of hot pressing being carried out baking-curing, solidification temperature is 140 DEG C, 7min, is raised again to 170 DEG C, when
Between be 15min, finally tightened using 100 DEG C of temperature, time 5min；
(9) the good tempered glass of baking-curing is put into the tiselius apparatus in step (6) after cathode electrophoretic coating using 220V electricity
Cathode electrophoretic coating again is pressed, 170 DEG C of temperature heated baking solidification 20min is finally used to form electrophoretic coating film.
Embodiment two：
A kind of tempered glass surface cathode electrophoretic coating technique, includes the following steps：
(1) tempered glass is put into babinet, then is passed through argon gas, sealing is passed through the voltage that voltage is 500, and argon gas is made to generate
Plasma, tempered glass are bombarded by electronics, cation, excited atom and molecule in glow discharge plasma, make tempering
Glass surface is cleaned without dirt, spare；
(2) take by weight ratio 30 parts of high temperature resistant epoxy, 30 parts of epoxy resin, 20 parts of acid anhydrides, 10 parts of graphene and
30 parts of absolute alcohol is put into container and prepares conductive conducting resinl using 35 DEG C of stirring in water bath, spare；
(3) 60 DEG C are heated to tempered glass, uniformly coat conductive adhesive layer on tempered glass surface, conductive adhesive layer thickness is
5um, is heated up to the speed and its planarization of 100 DEG C of quickening conductive adhesive layers, and cooled to room temperature is spare；
(4) 100 parts of epoxidized polybutadiene resin, 240 parts of ammonium hydroxide, 210 parts of acetic acid, polyester resin are taken by weight ratio
200 parts, 15 parts of phosphate modified acrylic acid, 10 parts of 10 parts of silane coupling agent, triethyl phosphate, acrylate with epoxy group
100 parts of 0 part of copolymer 1 and pigment are first put into epoxidized polybutadiene resin in container, then add the water-bath of 50 DEG C of ammonium hydroxide progress molten
Solution, then add acetic acid stirring, finally add polyester resin, phosphate modified acrylic acid, the silane coupling agent with epoxy group, tricresyl phosphate
Ethyl ester, acrylate copolymer and pigment to heating water bath, make bath temperature reach 70 DEG C while stirring, keep 3min, stop
Stirring makes its natural cold-zone to room temperature, spare；
(5) tempered glass for being coated with conducting resinl is put into tiselius apparatus and voltage cathode is inscribed, pouring into water makes water not have tempering glass
Glass, energization carry out ionization activation processing, and voltage swing is 75V voltages, time 5min；
(6) it powers off, water is discharged, then electrophoretic coating made from step 4) is put into tiselius apparatus, then the progress that is powered is cloudy
Pole cathode electrophoretic coating first uses 75V voltages, time 10min, then it is 175V to improve its voltage, and time 10min finally stablizes
Voltage is 220V, time 5min, spare；
(7) tempered glass good to cathode electrophoretic coating carries out hot-pressing processing, and hot-pressing processing temperature is 120 DEG C, and pressure is
0.8MPa, time 10min, it is spare；
(8) the good tempered glass of hot pressing being carried out baking-curing, solidification temperature is 120 DEG C, 5min, is raised again to 160 DEG C, when
Between be 12min, finally tightened using 80 DEG C of temperature, time 3min；
(9) the good tempered glass of baking-curing is put into the tiselius apparatus in step (6) after cathode electrophoretic coating using 220V electricity
Cathode electrophoretic coating again is pressed, 160 DEG C of temperature heated baking solidification 10min is finally used to form electrophoretic coating film.
Embodiment three：
A kind of tempered glass surface cathode electrophoretic coating technique, includes the following steps：
(1) tempered glass is put into babinet, then is passed through argon gas, sealing is passed through the voltage that voltage is 750V, and argon gas is made to produce
Raw plasma, tempered glass are bombarded by electronics, cation, excited atom and molecule in glow discharge plasma, make steel
Change glass surface to clean without dirt, it is spare；
(2) take by weight ratio 40 parts of high temperature resistant epoxy, 25 parts of epoxy resin, 15 parts of acid anhydrides, 7.5 parts of graphene and
25 parts of absolute alcohol is put into container and prepares conductive conducting resinl using 40 DEG C of stirring in water bath, spare；
(3) 60 DEG C are heated to tempered glass, uniformly coat conductive adhesive layer on tempered glass surface, conductive adhesive layer thickness is
6.5um, is heated up to the speed and its planarization of 110 DEG C of quickening conductive adhesive layers, and cooled to room temperature is spare；
(4) 150 parts of epoxidized polybutadiene resin, 180 parts of ammonium hydroxide, 160 parts of acetic acid, polyester resin are taken by weight ratio
175 parts, 12.5 parts of phosphate modified acrylic acid, 7.5 parts of 8.5 parts of silane coupling agent, triethyl phosphate, propylene with epoxy group
75 parts of 7.5 parts of acid ester copolymer and pigment are first put into epoxidized polybutadiene resin in container, then the water for adding ammonium hydroxide to carry out 55 DEG C
Bath dissolving, then add acetic acid stirring, finally add polyester resin, phosphate modified acrylic acid, the silane coupling agent with epoxy group, phosphorus
Triethylenetetraminehexaacetic acid ester, acrylate copolymer and pigment to heating water bath, make bath temperature reach 75 DEG C while stirring, keep 4min,
Stopping stirring making its natural cold-zone to room temperature, spare；
(5) tempered glass for being coated with conducting resinl is put into tiselius apparatus and voltage cathode is inscribed, pouring into water makes water not have tempering glass
Glass, energization carry out ionization activation processing, and voltage swing is 75V voltages, time 6min；
(6) it powers off, water is discharged, then electrophoretic coating made from step 4) is put into tiselius apparatus, then the progress that is powered is cloudy
Pole cathode electrophoretic coating first uses 75V voltages, time 12.5min, then improves its voltage for 175V, time 12.5min, finally
Burning voltage is 220V, time 7.5min, spare；
(7) tempered glass good to cathode electrophoretic coating carries out hot-pressing processing, and hot-pressing processing temperature is 135 DEG C, and pressure is
0.8MPa, time 11min, it is spare；
(8) the good tempered glass of hot pressing being carried out baking-curing, solidification temperature is 130 DEG C, 6min, is raised again to 165 DEG C, when
Between be 13.5min, finally tightened using 90 DEG C of temperature, time 4min；
(9) the good tempered glass of baking-curing is put into the tiselius apparatus in step (6) after cathode electrophoretic coating using 220V electricity
Cathode electrophoretic coating again is pressed, 165 DEG C of temperature heated baking solidification 15min is finally used to form electrophoretic coating film.
Experimental example：
The tempered glass film for choosing epoxy resin electrostatic painting process is control group one, chooses epoxy resin cathode electrophoretic coating
The tempered glass film of technique is control group two, and the tempered glass film for choosing the construction technology of the embodiment of the present invention 3 is real
Test group.
Standard of perfection is：Chemical-resistant is measured according to GB1763-89 (79), and pencil hardness is according to GB/T6739-1996
It measures, wearability is measured according to GB1768-89 (79), and adhesive force is measured according to GB1720-89 (79).
Table 1 is three groups of tempered glass film detection performance tables
Table 1
In conjunction with the data of table 1, comparison control group one, control group two and experimental group, it can be deduced that the embodiment of the present invention 3
Tempered glass film and epoxy resin cathode electrophoretic coating of the tempered glass film of construction technology than epoxy resin electrostatic painting process
The chemical-resistant of the tempered glass film of technique is more preferable, and hardness of film higher, wearability are more preferable, adhesive force is more excellent.
Beneficial effects of the present invention：By carrying out glow discharge process to tempered glass, ensure tempered glass surface cleaning
Without spot, conducting resinl is coated on the tempered glass surface cleared up, keeps tempered glass surface energy conductive, can be placed in tiselius apparatus
The cathode for connecting voltage makes electrophoretic coating uniform adsorption on surface, and consistency of thickness；Acid anhydrides and epoxy resin form ester bond, carry
High chemical-resistant, moreover it is possible to reinforce electrical property, collaboration graphene makes the electric conductivity of tempered glass be improved, to further
Improve the adsorptivity of the effect and speed and tempered glass of electrophoresis；Epoxidized polybutadiene resin is after ammonium hydroxide ammonification by vinegar
Acid, which neutralizes, forms cationic butadiene resin, and tempered glass is to connect cathode, and the cationic butadiene resin of formation can be well
It is adsorbed on tempered glass；Coating after solidification has decorative, weatherability and chemical-resistant, hardness of film height, wearability
Well, adhesive force is excellent.
Applicant states that the present invention illustrates the method detailed of the present invention, but the present invention not office by above-described embodiment
It is limited to above-mentioned method detailed, that is, does not mean that the present invention has to rely on above-mentioned method detailed and could implement.Technical field
Technical staff it will be clearly understood that any improvement in the present invention, equivalence replacement and auxiliary element to each raw material of product of the present invention
Addition, the selection etc. of concrete mode, all fall within protection scope of the present invention and the open scope.
Claims (4)
1. a kind of tempered glass surface cathode electrophoretic coating technique, it is characterised in that：Include the following steps：
(1) tempered glass is put into babinet, then is passed through argon gas, sealing is passed through the voltage that voltage is 500-1000V, and argon gas is made to produce
Raw plasma, tempered glass are bombarded by electronics, cation, excited atom and molecule in glow discharge plasma, make steel
Change glass surface to clean without dirt, it is spare；
(2) 30-50 parts of high temperature resistant epoxy, 20-30 parts of epoxy resin, 10-20 parts of acid anhydrides, graphene 5- are taken by weight ratio
It is put into container with 20-30 parts of absolute alcohol for 10 parts and prepares conductive conducting resinl using 35-45 DEG C of stirring in water bath,
It is spare；
(3) 60 DEG C are heated to tempered glass, uniformly coat conductive adhesive layer on tempered glass surface, conductive adhesive layer thickness is 5-
8um, is heated up to the speed and its planarization of 100-120 DEG C of quickening conductive adhesive layer, and cooled to room temperature is spare；
(4) 100-200 parts of epoxidized polybutadiene resin is taken by weight ratio, 120-240 parts of ammonium hydroxide, 110-210 parts of acetic acid, is gathered
150-200 parts of ester resin, acrylic acid 10-15 parts phosphate modified, 7-10 parts of the silane coupling agent with epoxy group, tricresyl phosphate second
50-100 parts of 5-10 parts of ester, 5-10 parts of acrylate copolymer and pigment are first put into epoxidized polybutadiene resin in container, then
Add the water-bath dissolving that ammonium hydroxide carries out 50-60 DEG C, then add acetic acid stirring, finally adds polyester resin, phosphate modified acrylic acid, band
Silane coupling agent, triethyl phosphate, acrylate copolymer and the pigment of oxygen groups to heating water bath, make water-bath temperature while stirring
Degree reaches 70-80 DEG C, keeps 3-5min, and stopping stirring making its natural cold-zone to room temperature, spare；
(5) tempered glass for being coated with conducting resinl is put into tiselius apparatus and voltage cathode is inscribed, pouring into water makes water not have tempered glass, leads to
Electricity carries out ionization activation processing, and voltage swing is 75V voltages, time 5-7min；
(6) it powers off, water is discharged, then electrophoretic coating made from step 4) is put into tiselius apparatus, then be powered and carry out cathode electricity
It swims and sprays, first use 75V voltages, time 10-15min, then improve its voltage for 175V, time 10-15min, finally surely
Constant voltage is 220V, time 5-10min, spare；
(7) tempered glass good to cathode electrophoretic coating carries out hot-pressing processing, and hot-pressing processing temperature is 120-150 DEG C, and pressure is
0.8MPa, time 10-12min, it is spare；
(8) the good tempered glass of hot pressing is carried out baking-curing, solidification temperature is 120-140 DEG C, and 5-7min is raised again to 160-
170 DEG C, time 12-15min is finally tightened using 80-100 DEG C of temperature, time 3-5min；
(9) the good tempered glass of baking-curing is put into the tiselius apparatus in step (6) after cathode electrophoretic coating and uses 220V voltages again
Secondary cathode electrophoretic coating finally uses 160-170 DEG C of temperature heated baking solidification 10-20min to form electrophoretic coating film.
2. a kind of tempered glass surface cathode electrophoretic coating technique as described in claim 1, it is characterised in that：The conducting resinl by with
The material of lower weight is made：50 parts of high temperature resistant epoxy, 20 parts of epoxy resin, 10 parts of acid anhydrides, 5 parts of graphene and anhydrous
20 parts of alcohol；The electrophoretic coating is made of the material of following weight：200 parts of epoxidized polybutadiene resin, ammonium hydroxide 120
Part, 110 parts of acetic acid, 150 parts of polyester resin, 10 parts of phosphate modified acrylic acid, 7 parts of silane coupling agent, phosphorus with epoxy group
50 parts of 5 parts of triethylenetetraminehexaacetic acid ester, 5 parts of acrylate copolymer and pigment.
3. a kind of tempered glass surface cathode electrophoretic coating technique as described in claim 1, it is characterised in that：The conducting resinl by with
The material of lower weight is made：30-50 parts of high temperature resistant epoxy, 20 parts of epoxy resin, 20 parts of acid anhydrides, 10 parts of graphene and
30 parts of absolute alcohol；The electrophoretic coating is made of the material of following weight：100 parts of epoxidized polybutadiene resin, ammonia
240 parts of water, 210 parts of acetic acid, 200 parts of polyester resin, 15 parts of phosphate modified acrylic acid, the silane coupling agent 10 with epoxy group
Part, 10 parts of triethyl phosphate, 10 parts of acrylate copolymer and 100 parts of pigment.
4. a kind of tempered glass surface cathode electrophoretic coating technique as described in claim 1, it is characterised in that：The conducting resinl by with
The material of lower weight is made：40 parts of high temperature resistant epoxy, 25 parts of epoxy resin, 15 parts of acid anhydrides, 7.5 parts of graphene and nothing
25 parts of water-alcohol；The electrophoretic coating is made of the material of following weight：150 parts of epoxidized polybutadiene resin, ammonium hydroxide
180 parts, 160 parts of acetic acid, 175 parts of polyester resin, 12.5 parts of phosphate modified acrylic acid, the silane coupling agent with epoxy group
75 parts of 8.5 parts, 7.5 parts of triethyl phosphate, 7.5 parts of acrylate copolymer and pigment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601068.3A CN108707952B (en) | 2018-06-12 | 2018-06-12 | Toughened glass surface electrophoresis spraying process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810601068.3A CN108707952B (en) | 2018-06-12 | 2018-06-12 | Toughened glass surface electrophoresis spraying process |
Publications (2)
| Publication Number | Publication Date |
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| CN108707952A true CN108707952A (en) | 2018-10-26 |
| CN108707952B CN108707952B (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810601068.3A Active CN108707952B (en) | 2018-06-12 | 2018-06-12 | Toughened glass surface electrophoresis spraying process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111233344A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Decorative glass and preparation method and application thereof |
| CN113717613A (en) * | 2021-10-19 | 2021-11-30 | 枣阳市润图化工有限责任公司 | Water-soluble electrophoretic paint with good bath solution stability and preparation process thereof |
| CN113881383A (en) * | 2021-11-24 | 2022-01-04 | 浙江正恒纳米科技股份有限公司 | Metal adhesive and production process thereof |
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| JPS57152498A (en) * | 1981-03-13 | 1982-09-20 | Dainippon Ink & Chem Inc | Painting method |
| CN1934047A (en) * | 2004-03-22 | 2007-03-21 | Ppg工业俄亥俄公司 | Methods for forming an electrodeposited coating over a coated substrate and articles made thereby |
| CN101003908A (en) * | 2006-12-15 | 2007-07-25 | 李再亮 | Electrophoresis painting dressing technical method for pipe fitting type metal, and metal piece with deep hole, and deep concave |
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| CN111233344A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Decorative glass and preparation method and application thereof |
| CN111233344B (en) * | 2018-11-29 | 2022-01-07 | 比亚迪股份有限公司 | Decorative glass and preparation method and application thereof |
| CN113717613A (en) * | 2021-10-19 | 2021-11-30 | 枣阳市润图化工有限责任公司 | Water-soluble electrophoretic paint with good bath solution stability and preparation process thereof |
| CN113881383A (en) * | 2021-11-24 | 2022-01-04 | 浙江正恒纳米科技股份有限公司 | Metal adhesive and production process thereof |
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| Publication number | Publication date |
|---|---|
| CN108707952B (en) | 2020-07-21 |
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Effective date of registration: 20211203 Address after: 150000 Hongxing Village, liming sub district office, Xiangfang District, Harbin City, Heilongjiang Province Patentee after: Harbin jingruida Safety Glass Co.,Ltd. Address before: 321000 A4-402, 729 Jin Lei street, Xinshi street, Wucheng District, Jinhua, Zhejiang. Patentee before: JINHUA JIEHE ENVIRONMENTAL PROTECTION TECHNOLOGY CONSULTATION Co.,Ltd. |