CN106633145A - Heatproof and flame retardant processing method of battery cart controller shell - Google Patents
Heatproof and flame retardant processing method of battery cart controller shell Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
- C08J7/123—Treatment by wave energy or particle radiation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
- C08J7/14—Chemical modification with acids, their salts or anhydrides
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
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- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Abstract
The invention discloses a heatproof and flame retardant processing method of a battery cart controller shell. The method comprises the following steps: (1) polishing treatment; (2) degreasing treatment; (3) micro-etching treatment; (4) ultraviolet ray treatment; (5) painting treatment; and (6) drying treatment. After the processing, the controller shell has a good heatproof and flame retardant characteristic and a good performance on resisting corrosion and aging, and the risk of using a battery cart is reduced.
Description
Technical field
The invention belongs to technical field of surface, and in particular to a kind of process of battery truck controller housing heatproof flame-retardant
Method.
Background technology
With the development of the modern means of communication, the life for being produced as people of battery truck brings great convenience.But with
This simultaneously, in the last few years due to battery truck cause all kinds of accidents have the trend for rising year by year.Wherein because of the fire of battery truck initiation
Calamity accident occupies very big proportion, and situation is more serious even to cause casualties.The composition of battery truck mainly includes：Electric power storage
The display instrument system such as pond, controller, motor, direction controlling handle, brake and rotating speed, electricity, speed, distance travelled
System.In view of body material, major part adopts engineering plastics, and battery truck controller housing is no exception, if now in design
It is lack of standardization for line arrangement and laying in manufacture process, or charge use it is improper, easily cause fire, therefore carry
Rise its heatproof flame-retardant characteristic and seem particularly necessary.
The content of the invention
The present invention is intended to provide a kind of processing method of battery truck controller housing heatproof flame-retardant.
The present invention is achieved through the following technical solutions：
A kind of processing method of battery truck controller housing heatproof flame-retardant, comprises the steps：
（1）Grinding process：
First grinding process is carried out to controller housing surface with the sand paper of 400 mesh, after the completion of with anion dust arrester to its table
Face carries out dust removal process；
（2）Ungrease treatment：
By step（1）Controller housing after process is put into degreaser carries out ungrease treatment, after the completion of take out that to wash away surface residual
It is standby after the degreaser for staying；
（3）Microetch process：
By step（2）Controller housing after process is put into 40 ~ 50min of immersion treatment in micro-corrosion liquid, after the completion of taking-up clear water
Rinse one time, it is standby after dried process；Each composition and corresponding percentage by weight are in the micro-corrosion liquid：2 ~ 4% ethylene glycol, 1 ~
3% pentaerythritol, 1.5 ~ 2.5% dimethyl sulfoxide (DMSO)s, 0.3 ~ 0.6% calgon, 3.2 ~ 3.6% phosphoric acid, 1 ~ 1.5% hydrogen peroxide,
0.5 ~ 1% ethyl acetate, balance of deionized water；
（4）UV treatment：
By step（3）Controller housing after process is put into ultraviolet irradiation box, control ultraviolet wavelength be 200 ~
300nm, takes out standby after 1 ~ 1.2h of prolonged exposure；
（5）Coating processing：
Coating liquid is coated in into step（4）Controller housing surface after process, the thickness for controlling coating is not more than 0.8mm, institute
State coating liquid to be made up of the material of following weight portion：50 ~ 60 parts of epoxy resin, 10 ~ 15 parts of Lauxites, 6 ~ 10 parts of organosilicon trees
Fat, 4 ~ 6 parts of n-butyl acetates, 3 ~ 5 parts of isopropanols, 2 ~ 4 parts of nano silicons, 1 ~ 3 part of nano zirconium dioxide, 2 ~ 4 parts of nanometers
Zinc oxide, 1 ~ 2 part of nm-class boron nitride, 1 ~ 3 part of attapulgite, 6 ~ 9 parts of vinyl triamines, 4 ~ 7 parts of N- aminoethyl piperazines；
（6）Dried process：
By step（5）It is dried process under conditions of 75 ~ 80 DEG C that controller housing after process is placed in temperature, treats its surface coating
After being completely dried solidification.
Further, step（2）Described in degreaser in each composition and corresponding percentage by weight be：2 ~ 5% pyrophosphoric acids
Potassium, 8 ~ 10% sodium carbonate, 2 ~ 4% NaOH, 1 ~ 3% sodium chloride, 6 ~ 9% triethanolamines, 1 ~ 2% NPE, 1 ~ 2%
OPEO, 0.2 ~ 0.4% Sodium Benzoate, balance of deionized water.
Further, step（4）Described in ultraviolet irradiation box applying power be 600 ~ 700W.
Further, step（5）Described in the preparation method of coating liquid comprise the steps：
（1）It is that 70 ~ 100nm is standby by nano silicon, nano zirconium dioxide ball mill grinding to granular size, will be nano oxidized
Zinc, nm-class boron nitride ball mill grinding to granular size are that 10 ~ 40nm is standby, are 50 by attapulgite ball mill grinding to granular size
~ 100 μm standby；Different size of particle is ground into different components, coating liquid can be effectively lifted to the controller after process
The filling adsorptivity of case surface, further enhancing the using effect of coating liquid；
（2）By epoxy resin, Lauxite, organic siliconresin, n-butyl acetate, isopropanol, vinyl triamine and N- aminoethyls
Piperazine is put into reactor after mixing jointly, and heating keeping temperature is 50 ~ 54 DEG C, be stirred continuously it is uniform after, then by step（1）Place
Nano silicon, nano zirconium dioxide, nano zine oxide, nm-class boron nitride, attapulgite after reason is added, and ultrasonic disperse is equal
After even.
The present invention has the advantages that：
The present invention has carried out special surface coating processing behaviour to it according to the defect of existing storage battery vehicle controller plastic casing
Make, first microetch process is carried out to its surface with micro-corrosion liquid, the microcellular structure of one layer of rule can be formed on its surface, then carry out
UV treatment, can be effectively improved the activity of microcellular structure surface molecule structure, can strengthen its combination stability with coating liquid,
Prepare for coating operation, the coating liquid that uniqueness is prepared has good heatproof, corrosion resistant, a flame-retarding characteristic, and with plastic casing
Bond strength is high, can be effectively improved the physicochemical property of housing.Controller housing after final process has good heatproof flame-retardant
Characteristic, corrosion resistant ageing resistance preferably, can effectively reduce the risk that battery truck is used.
Specific embodiment
Embodiment 1
A kind of processing method of battery truck controller housing heatproof flame-retardant, comprise the steps：
（1）Grinding process：
First grinding process is carried out to controller housing surface with the sand paper of 400 mesh, after the completion of with anion dust arrester to its table
Face carries out dust removal process；
（2）Ungrease treatment：
By step（1）Controller housing after process is put into degreaser carries out ungrease treatment, after the completion of take out that to wash away surface residual
It is standby after the degreaser for staying；
（3）Microetch process：
By step（2）Controller housing after process is put into immersion treatment 40min in micro-corrosion liquid, after the completion of taking-up rinsed with clear water
It is one time, standby after dried process；Each composition and corresponding percentage by weight are in the micro-corrosion liquid：2% ethylene glycol, 1% isoamyl four
Alcohol, 1.5% dimethyl sulfoxide (DMSO), 0.3% calgon, 3.2% phosphoric acid, 1% hydrogen peroxide, 0.5% ethyl acetate, it is balance of go from
Sub- water；
（4）UV treatment：
By step（3）Controller housing after process is put into ultraviolet irradiation box, control ultraviolet wavelength be 200 ~
300nm, takes out standby after prolonged exposure 1h；
（5）Coating processing：
Coating liquid is coated in into step（4）Controller housing surface after process, the thickness for controlling coating is not more than 0.8mm, institute
State coating liquid to be made up of the material of following weight portion：50 parts of epoxy resin, 10 parts of Lauxites, 6 parts of organic siliconresins, 4 parts of second
Sour N-butyl, 3 parts of isopropanols, 2 parts of nano silicons, 1 part of nano zirconium dioxide, 2 parts of nano zine oxides, 1 part of nano silicon nitride
Boron, 1 part of attapulgite, 6 parts of vinyl triamines, 4 parts of N- aminoethyl piperazines；
（6）Dried process：
By step（5）It is dried process under conditions of 75 DEG C that controller housing after process is placed in temperature, treats that its surface coating is complete
After white drying solidification.
Further, step（2）Described in degreaser in each composition and corresponding percentage by weight be：2% pyrophosphoric acid
Potassium, 8% sodium carbonate, 2% NaOH, 1% sodium chloride, 6% triethanolamine, 1% NPE, 1% octyl phenol polyoxy second
Alkene ether, 0.2% Sodium Benzoate, balance of deionized water.
Further, step（4）Described in ultraviolet irradiation box applying power be 600W.
Further, step（5）Described in the preparation method of coating liquid comprise the steps：
（1）It is that 70 ~ 100nm is standby by nano silicon, nano zirconium dioxide ball mill grinding to granular size, will be nano oxidized
Zinc, nm-class boron nitride ball mill grinding to granular size are that 10 ~ 40nm is standby, are 50 by attapulgite ball mill grinding to granular size
~ 100 μm standby；
（2）By epoxy resin, Lauxite, organic siliconresin, n-butyl acetate, isopropanol, vinyl triamine and N- aminoethyls
Piperazine is put into reactor after mixing jointly, and heating keeping temperature is 50 DEG C, be stirred continuously it is uniform after, then by step（1）Process
Nano silicon afterwards, nano zirconium dioxide, nano zine oxide, nm-class boron nitride, attapulgite are added, and ultrasonic disperse is uniform
Afterwards.
Embodiment 2
A kind of processing method of battery truck controller housing heatproof flame-retardant, comprise the steps：
（1）Grinding process：
First grinding process is carried out to controller housing surface with the sand paper of 400 mesh, after the completion of with anion dust arrester to its table
Face carries out dust removal process；
（2）Ungrease treatment：
By step（1）Controller housing after process is put into degreaser carries out ungrease treatment, after the completion of take out that to wash away surface residual
It is standby after the degreaser for staying；
（3）Microetch process：
By step（2）Controller housing after process is put into immersion treatment 50min in micro-corrosion liquid, after the completion of taking-up rinsed with clear water
It is one time, standby after dried process；Each composition and corresponding percentage by weight are in the micro-corrosion liquid：4% ethylene glycol, 3% isoamyl four
Alcohol, 2.5% dimethyl sulfoxide (DMSO), 0.6% calgon, 3.6% phosphoric acid, 1.5% hydrogen peroxide, 1% ethyl acetate, it is balance of go from
Sub- water；
（4）UV treatment：
By step（3）Controller housing after process is put into ultraviolet irradiation box, control ultraviolet wavelength be 200 ~
300nm, takes out standby after prolonged exposure 1.2h；
（5）Coating processing：
Coating liquid is coated in into step（4）Controller housing surface after process, the thickness for controlling coating is not more than 0.8mm, institute
State coating liquid to be made up of the material of following weight portion：60 parts of epoxy resin, 15 parts of Lauxites, 10 parts of organic siliconresins, 6 parts of second
Sour N-butyl, 5 parts of isopropanols, 4 parts of nano silicons, 3 parts of nano zirconium dioxides, 4 parts of nano zine oxides, 2 parts of nano silicon nitrides
Boron, 3 parts of attapulgites, 9 parts of vinyl triamines, 7 parts of N- aminoethyl piperazines；
（6）Dried process：
By step（5）It is dried process under conditions of 80 DEG C that controller housing after process is placed in temperature, treats that its surface coating is complete
After white drying solidification.
Further, step（2）Described in degreaser in each composition and corresponding percentage by weight be：5% pyrophosphoric acid
Potassium, 10% sodium carbonate, 4% NaOH, 3% sodium chloride, 9% triethanolamine, 2% NPE, 2% octyl phenol polyoxy second
Alkene ether, 0.4% Sodium Benzoate, balance of deionized water.
Further, step（4）Described in ultraviolet irradiation box applying power be 700W.
Further, step（5）Described in the preparation method of coating liquid comprise the steps：
（1）It is that 70 ~ 100nm is standby by nano silicon, nano zirconium dioxide ball mill grinding to granular size, will be nano oxidized
Zinc, nm-class boron nitride ball mill grinding to granular size are that 10 ~ 40nm is standby, are 50 by attapulgite ball mill grinding to granular size
~ 100 μm standby；
（2）By epoxy resin, Lauxite, organic siliconresin, n-butyl acetate, isopropanol, vinyl triamine and N- aminoethyls
Piperazine is put into reactor after mixing jointly, and heating keeping temperature is 54 DEG C, be stirred continuously it is uniform after, then by step（1）Process
Nano silicon afterwards, nano zirconium dioxide, nano zine oxide, nm-class boron nitride, attapulgite are added, and ultrasonic disperse is uniform
Afterwards.
Comparative example 1
This comparative example 1 compared with Example 1, saves step（3）Microetch process, method and step all same in addition.
Comparative example 2
This comparative example 2 compared with Example 2, saves step（4）UV treatment, method and step all same in addition.
Blank control group
It is left intact.
In order to contrast effect of the present invention, from right as testing with controller housing made by a collection of makrolon material
As, processed with above-mentioned five kinds of modes respectively, performance test is carried out to it after the completion of process, then it is carried out again artificial old
After change is processed, then performance test is carried out, the Artificial ageing specifically carries out UV arc aging process, will be outside controller
Shell is placed in chamber, opens ultraviolet lamp, the temperature in chamber is first adjusted to 60 DEG C, after Continuous irradiation 8h, then examination
Temperature in tryoff is transferred to 70 DEG C, continues to irradiate after 4h and takes out, and this cycle is 12h, and 10 cycles are processed altogether.Specifically
Correction data is as shown in table 1 below：
Table 1
Note：Tolerable temperature described in upper table 1 refers to material in the resistance to temperature of highest for keeping current items physical index constant.
By upper table 1 as can be seen that the controller housing heatproof intensity after the present invention is processed is high, and even across burin-in process
Afterwards, it still has preferable heatproof intensity, and overall performance is ensure that well.
Claims (4)
1. a kind of processing method of battery truck controller housing heatproof flame-retardant, it is characterised in that comprise the steps：
（1）Grinding process：
First grinding process is carried out to controller housing surface with the sand paper of 400 mesh, after the completion of with anion dust arrester to its table
Face carries out dust removal process；
（2）Ungrease treatment：
By step（1）Controller housing after process is put into degreaser carries out ungrease treatment, after the completion of take out that to wash away surface residual
It is standby after the degreaser for staying；
（3）Microetch process：
By step（2）Controller housing after process is put into 40 ~ 50min of immersion treatment in micro-corrosion liquid, after the completion of taking-up clear water
Rinse one time, it is standby after dried process；Each composition and corresponding percentage by weight are in the micro-corrosion liquid：2 ~ 4% ethylene glycol, 1 ~
3% pentaerythritol, 1.5 ~ 2.5% dimethyl sulfoxide (DMSO)s, 0.3 ~ 0.6% calgon, 3.2 ~ 3.6% phosphoric acid, 1 ~ 1.5% hydrogen peroxide,
0.5 ~ 1% ethyl acetate, balance of deionized water；
（4）UV treatment：
By step（3）Controller housing after process is put into ultraviolet irradiation box, control ultraviolet wavelength be 200 ~
300nm, takes out standby after 1 ~ 1.2h of prolonged exposure；
（5）Coating processing：
Coating liquid is coated in into step（4）Controller housing surface after process, the thickness for controlling coating is not more than 0.8mm, institute
State coating liquid to be made up of the material of following weight portion：50 ~ 60 parts of epoxy resin, 10 ~ 15 parts of Lauxites, 6 ~ 10 parts of organosilicon trees
Fat, 4 ~ 6 parts of n-butyl acetates, 3 ~ 5 parts of isopropanols, 2 ~ 4 parts of nano silicons, 1 ~ 3 part of nano zirconium dioxide, 2 ~ 4 parts of nanometers
Zinc oxide, 1 ~ 2 part of nm-class boron nitride, 1 ~ 3 part of attapulgite, 6 ~ 9 parts of vinyl triamines, 4 ~ 7 parts of N- aminoethyl piperazines；
（6）Dried process：
By step（5）It is dried process under conditions of 75 ~ 80 DEG C that controller housing after process is placed in temperature, treats its surface coating
After being completely dried solidification.
2. a kind of processing method of battery truck controller housing heatproof flame-retardant according to claim 1, it is characterised in that step
Suddenly（2）Described in degreaser in each composition and corresponding percentage by weight be：2 ~ 5% potassium pyrophosphates, 8 ~ 10% sodium carbonate, 2 ~ 4%
NaOH, 1 ~ 3% sodium chloride, 6 ~ 9% triethanolamines, 1 ~ 2% NPE, 1 ~ 2% OPEO,
0.2 ~ 0.4% Sodium Benzoate, balance of deionized water.
3. a kind of processing method of battery truck controller housing heatproof flame-retardant according to claim 1, it is characterised in that step
Suddenly（4）Described in ultraviolet irradiation box applying power be 600 ~ 700W.
4. a kind of processing method of battery truck controller housing heatproof flame-retardant according to claim 1, it is characterised in that step
Suddenly（5）Described in the preparation method of coating liquid comprise the steps：
（1）It is that 70 ~ 100nm is standby by nano silicon, nano zirconium dioxide ball mill grinding to granular size, will be nano oxidized
Zinc, nm-class boron nitride ball mill grinding to granular size are that 10 ~ 40nm is standby, are 50 by attapulgite ball mill grinding to granular size
~ 100 μm standby；
（2）By epoxy resin, Lauxite, organic siliconresin, n-butyl acetate, isopropanol, vinyl triamine and N- aminoethyls
Piperazine is put into reactor after mixing jointly, and heating keeping temperature is 50 ~ 54 DEG C, be stirred continuously it is uniform after, then by step（1）Place
Nano silicon, nano zirconium dioxide, nano zine oxide, nm-class boron nitride, attapulgite after reason is added, and ultrasonic disperse is equal
After even.
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