CN103602103A - Composite nano car paint film and surface coating technique thereof - Google Patents

Abstract

The invention relates to a car paint film and a coating technique thereof, particularly a composite nano car paint film and a surface coating technique thereof. The car paint film solvent is composed of the following components in percentage by weight: 80% of solid polysiloxane resin, 15% of glass fiber and 5% of pure water. The glass fiber comprises 53% of silicon dioxide, 12% of aluminum oxide, 13% of calcium oxide, 11% of boron oxide, 6% of magnesium oxide and 5% of sodium oxide. The solid polysiloxane resin and glass fiber are blended with the pure water to obtain the car paint film solvent finished product. The coating technique comprises the following steps: cleaning the car body, and carrying out clay adsorption treatment; performing trimming protection, polishing the car paint, spreading a gloss recovery agent, cleaning the car body, and degreasing; and car film coating: adding a coating agent, spraying with a spray gun, standing the coating agent for 30 minutes, and cleaning. The material has high oxidation resistance; and the acidic substance permeability of common car paint is 25%, while the acidic substance permeability after applying the nano coating is lowered to 1-2%. The paint film successfully protects the car paint from damage by acid rain and other acidic substances under the condition that the car coating is not oxidized.

Description

A kind of nanometer car paint film of matrix material and external coating technique thereof

Technical field

The present invention relates to a kind of car paint film and coating process, particularly relate to a kind of nanometer car paint film and external coating technique thereof of matrix material.

Background technology

Automobile often on the way travels, and all can tarnish after after a while and lacquer painting also may have certain damage, and the skin of modern car paint is also transparent enamelled coating, only has 0.05mm thick, and its gloss is attractive in appearance, but very fragile.Common car care waxing, polishing, envelope glaze, though can increase certain brightness, can bring side effect.Car wax itself is a kind of flexible material, very easily runs off, and this means when lacquer painting needs most protection, and wax is but substantially inoperative.In addition; because any car wax all contains the composition of silicon; experience all sorts of uviolizing meeting corrosion car paint; the abrasive grains staying in some a some blackspot, particularly car wax can form vortex-like hair cut on bright lacquer painting, while just having played wax; these cuts temporarily can be covered by wax; but wax can run off because of temperature variation and carwash, shows the lacquer painting that is full of cut, so have to continue waxing until polishing.Use not environmental protection and have the car wax of the nose taste of choking and car glaze to have " birth defects ", the main component that is car wax and car glaze is all a kind of oxidation grease refining from oil, time one length will make car paint surface become crow obfuscation, some waxings are protected the new phase and are only had short several days, envelope glaze is protected newly the some months time only, and polishing is larger to the infringement of transparent enamelled coating, after general 3 polishings, transparent enamelled coating will be removed, thereby add speed automobile, wear.In addition polishing, envelope glaze are easy to car paint to thin, because first envelope glaze wants polishing, grinding, then just with envelope glaze machine, at least to seal twice, although felt at that time brighter, but because the cutting force of instrument and waxy stone is strong, be easy to form the vortex-like cut of the degree of depth and car paint is destroyed.

Summary of the invention

The object of the present invention is to provide a kind of nanometer car paint film and external coating technique thereof of matrix material; the present invention adopts the materials such as solid polyorganosiloxane resin and glass fibre element; through techniques such as clay processing, the protection of glue limit, cleaning dust, polishing skimming treatments; at car surface, form the superpower uvioresistant composition of one deck, the fine and close protective membrane of nano inorganic of Acid Rain corrosion.

The object of the invention is to be achieved through the following technical solutions:

A nanometer car paint film for matrix material, the weight percent of described car paint film solvent consists of: solid polyorganosiloxane resin 80%, glass fibre element 15%, silicon-dioxide 53% wherein, aluminum oxide 12%, calcium oxide 13%, boron oxide 11%, magnesium oxide 6%, sodium oxide 5%, after above-mentioned materials is pulverized and mixed, adopt rare gas element using vaporization condensation process to prepare nanoparticle, solid matter is cool solidifying after evaporation, precipitate into nanometer powder, again to using tungsten as negative electrode, copper coin is as anode, energising makes the geseous discharge between negative electrode and anode, produce high temperature, when being ionized, the gas between two-stage forms after plasma body, be placed in solid matter on anode rapidly by high-temperature plasma heating and melting, further flash to gaseous substance and intert-gas atoms and mutually collide rear formation core, condense and grow, formation is compared with the Particle Cluster of single-size, Particle Cluster enters into collecting chamber through the circulation of gas, cool coalescence precipitates as nanometer powder, convert after adding pure water 5% and be car paint film solvent finished product.

A nanometer car coating surface coating process for matrix material, described coating process step is as follows:

First inspection trolley paint, then cleans vehicle body, carries out adsorption by clay processing, and clay is crumpled repeatedly, is placed on the centre of the palm and moves around at lacquer painting with the direction of level, when mobile, must coordinate with clear water; Do again the protection of glue limit, dry after vehicle body moisture, with air pressure gun, the moisture of full car side seam is dried up; use carwash towel, then by special-purpose adhesive tape, be affixed on position easy to wear, car paint is done to polished finish; then apply gloss analeptic; cleaning Vehicle is carried out skimming treatment after one's death, and automobile-used accelerative activator is sprayed to towel surface, by the direction of current, lacquer painting is carried out to degreasing; finally plate car film; add after film coating agent, with spray gun spraying, film to be plated stops after 30 minutes and cleans up.

Advantage of the present invention and effect are:

1. material of the present invention has very strong oxidation-resistance, and common car paint acidic substance rate of permeation is 25%, and coating nano Che Yihou, the permeability plugging to 1 of acidic substance ~ 2%.Car clothing, in self non-oxidizing situation, successfully protects car paint to be no longer subject to the injury of vinegar rain and other acidic substance, and protection vehicle is beautiful for a long time.The effect not only with blast, the more important thing is at lacquer painting and forms layer protective layer, has the functions such as weather-proof, corrosion-resistant, resistance to oxidation, effectively protects car paint not to be subject to the damage of outside environment.Nanoparticle gos deep into lacquer painting; by inner and formed a layer thickness outward and only have tens protective clear layers to hundreds of nanometer; the structure of nanometer protective layer makes baking finish for car surface have strong hydrophobic property; make to drop on baking vanish surface dust, greasy dirt, be easy to be washed off by clear water; nano-oxide particles has effectively been filled the hair line on baking vanish surface; thereby can increase the hardness and wear resistance of lacquer painting, make car paint surface more lubricated.

2. the present invention's construction once can keep for a long time, even also can not decompose under 1500 ℃ of high temperature.Promote lacquer painting brightness; after construction, brightness can reach more than 90; nano inorganic oxide is the spheroidal particle of diameter 20nm; after construction, lacquer painting is smooth, and nano-inorganic substance composition infiltrates lacquer painting and forms from inside to outside fine and close protective membrane; bacterium and impurity cannot be survived; dirt adheres to across plated film, and cleaning is easy to, and can't damage lacquer painting.The SiO2 glass coating form stable generating that transforms, can be attached to car paint surface chronically, and protection is not subject to filth, cut, ultraviolet ray etc. more than invasion as long as five years.

3. plated film nanoparticle of the present invention is identical with mineral crystal composition, has high hardness and wear resistance.Effective constituent itself is exactly oxide compound, to lacquer painting, is safe material, and it is never oxidized self, and high-quality coupling agent all has excellent bonding force for various baking vanish materials.

Embodiment

Below in conjunction with embodiment, the invention will be further described.

Embodiment 1:

Car film adopts 80% solid polyorganosiloxane resin, 15% glass fibre element, comprises silicon-dioxide 50%, aluminum oxide 10%, calcium oxide 10%, boron oxide 10%, magnesium oxide 5%, sodium oxide 5% and 5% high purity water material.

Except 5% high purity water, after above-mentioned materials is mixed, adopt rare gas element using vaporization condensation process to prepare nanoparticle complete processing, rare gas element using vaporization condensation process is in the atmosphere of rare gas element, solid matter is cool solidifying after evaporation, final precipitation forms nanometer powder, using tungsten as negative electrode, copper coin is as anode, energising makes the geseous discharge between negative electrode and anode, produce high temperature, when being ionized, the gas between two-stage forms after plasma body, be placed in solid matter on anode rapidly by high-temperature plasma heating and melting, further flash to gaseous substance and intert-gas atoms and mutually collide rear formation core, condense and grow, formation is compared with the Particle Cluster of single-size, Particle Cluster enters into collecting chamber through the circulation of gas, cool coalescence precipitates and just can obtain nanometer powder, be car membrane solvent blending 5% high purity water.

Preparation equipment mainly contains and generates chamber, condensing chamber, collecting chamber composition, first successively with mechanical pump, lobe pump, molecular pump, generation chamber, condensing chamber, collecting chamber are evacuated to vacuum tightness 5.0x10^ (3) more than Pa, then be filled with rare gas element (mixture of Ar, He or Ar and He), make it generate indoor pressure a little less than standard atmospheric pressure.Then switch on power, make copper metal anode and tungsten cathode play arc discharge, make the rapid melting evaporation of polyorganosiloxane resin and glass fibre element starting material, the separated plasma body that forms.After polyorganosiloxane resin and glass fibre gas molecule and Inert gas molecule collision degradedness, aggegation forms the cluster of 20 nano-scales, then quenching, the former material of car clothing nanometer of acquisition very high purity, then fully mixing with high purity water, forming the nanometer car clothing film of liquid.

During coating construction, use the manual mode of embrocating of jet gun or coating; after car paint surface construction, place at normal temperatures about 5 minutes; allow the solvent in liquid be volatilized; there is corresponding chemical reaction with the moisture in atmosphere; utilize its self-bridging property; form drying regime, finally on car paint surface, form the SiO2 glass coating protection car clothing that one deck is very thin, naked eyes cannot be seen.

During construction, first full automobile boy's examining is looked into, by the comprehensive inspection to car paint, contribute to understand and the situation of judgement lacquer painting finds that these situations will record.Then clean vehicle body, dirt and floating dust bodywork surface more than 85% are dispelled, to process the early stage of doing project, when cleaning, according to from front to back, order from top to bottom gives the car a wash, then spill neutral carwash foam, with the careful wiping vehicle body of soft towel, by the front/rear collision bumper of automobile, the following position of ornamental strip, the place that automobile profile etc. are difficult to clean to will carefully be cleaned, and finding has pitch point and other greasy dirts on vehicle body, sprays tar remover and processes, cleaned after automobile, also the tire bell of automobile also will will have been scrubbed.Until bright without dirt, and rinse well.Carry out again clay treatment, clay car paint was had to oxide compound originally with adsorbed iron powder position remove, and the stain staying can be to carwash time can be processed and to obtain desalination and even disappear.This step operation is ground very important to lacquer painting below.During processing, clay be crumpled repeatedly, be placed on the centre of the palm and move around at lacquer painting with the direction of level.When mobile, must coordinate with clear water.Otherwise clay can be bonded on lacquer painting.Scope with 40X40CM operates.Often do one and will check that whether lacquer painting is smooth, clean.Do glue limit protection, the plastic components of glue limit protection for damaging when doing full car polished finish, as the adhesive tape of window, completely protects higher than positions such as the ornamental strip of lacquer painting, metal word, car light, lacquer painting seam crossings again.Can effectively avoid like this polishing machine to the damage at above-mentioned position and injury.Dry after vehicle body moisture, the moisture of full car side seam is dried up with air pressure gun, use carwash towel.Then by special-purpose adhesive tape, be affixed on position easy to wear.It is too many that adhesive tape can not exceed lacquer painting.Generally can not be greater than 0.5MM left and right.And to cement with attractive in appearance.Then do polished finish, dispel zone of oxidation and cut on lacquer painting, and improve and the original glossiness of recovery car paint.Make lacquer painting reach the effect as minute surface.So polishing is generally divided into rough grinding and fine grinding.Even also glossy recovery.During polishing, polishing machine first coordinates wool dish to carry out rough grinding to lacquer painting.Coarse abrasive being poured on to car and painting, is also that the scope with 40X40CM operates.Wool dish must keep level with lacquer painting, and polishing machine will be steadily, in useful range, move lentamente.Until lacquer painting just moves to next scope after reaching minute surface.In the process of construction, preferably cooperating lamp carries out check and inspection.After rough grinding, then making fine grinding processes.At this moment wool dish to be changed, change special-purpose sponge disc, coordinate fine grinding agent according to the method the same with rough grinding, car paint to be processed.Finally with gloss analeptic, process, method is with above.After polishing, clean dust, in automobile side seam, on window, have a large amount of abrasive dust residual on lacquer painting, so must clean out.When cleaning, first full car is rinsed one time, with wiping car towel, be stained with clear water dust in side seam, window is carried out to wiping lightly.And want carefully, but do not want wiping lacquer painting, finally will all rinse well.Then carry out skimming treatment, owing to containing a large amount of paraffin compositions in abrasive.And the oily matter containing in hand contact and water.These things can affect glass fibre element in the formation of lacquer painting, for glass fibre element is combined with lacquer painting better.So the lubricant component that car need to be painted departs from clean.First car to be parked in to dust-free workshop.Dry after the moisture of vehicle body, dry up with air pressure gun the water of side seam.Clean up and wipe car towel and carry dryly, then build up piece, accelerative activator is sprayed to towel surface.By the direction of current, lacquer painting is carried out to degreasing.When construction, want steadily, not use very large dynamics, must carefully, can not omit.Need to the moult wiping surface of towel of scope of every work, the cleaning that keeps towel face.After all towel faces are finished, will again clean up, remake next scope.Last spray gun plating car film, add after plated film polymeric material, with spray gun spraying, body portion spraying is even, side mirror, wiper sheet etc. need wrap up with towel or adhesive tape, Deng film, thoroughly permeate lacquer painting, after parching, with professional wiping cloth, residual film of car lacquer painting etc. is cleaned out, need clean especially and be careful sewing gap position.Film to be plated stops after 30 minutes and cleans up.

Claims (2)

1. a nanometer car paint film for matrix material, is characterized in that, the weight percent of described car paint film solvent consists of: solid polyorganosiloxane resin 80%, glass fibre element 15%, silicon-dioxide 53% wherein, aluminum oxide 12%, calcium oxide 13%, boron oxide 11%, magnesium oxide 6%, sodium oxide 5%, after above-mentioned materials is pulverized and mixed, adopt rare gas element using vaporization condensation process to prepare nanoparticle, solid matter is cool solidifying after evaporation, precipitate into nanometer powder, again to using tungsten as negative electrode, copper coin is as anode, energising makes the geseous discharge between negative electrode and anode, produce high temperature, when being ionized, the gas between two-stage forms after plasma body, be placed in solid matter on anode rapidly by high-temperature plasma heating and melting, further flash to gaseous substance and intert-gas atoms and mutually collide rear formation core, condense and grow, formation is compared with the Particle Cluster of single-size, Particle Cluster enters into collecting chamber through the circulation of gas, cool coalescence precipitates as nanometer powder, convert after adding pure water 5% and be car paint film solvent finished product.

2. a nanometer car coating surface coating process for matrix material, is characterized in that, described coating process step is as follows:

First inspection trolley paint, then cleans vehicle body, carries out adsorption by clay processing, and clay is crumpled repeatedly, is placed on the centre of the palm and moves around at lacquer painting with the direction of level, when mobile, must coordinate with clear water; Do again the protection of glue limit, dry after vehicle body moisture, with air pressure gun, the moisture of full car side seam is dried up; use carwash towel, then by special-purpose adhesive tape, be affixed on position easy to wear, car paint is done to polished finish; then apply gloss analeptic; cleaning Vehicle is carried out skimming treatment after one's death, and automobile-used accelerative activator is sprayed to towel surface, by the direction of current, lacquer painting is carried out to degreasing; finally plate car film; add after film coating agent, with spray gun spraying, film to be plated stops after 30 minutes and cleans up.