CN103131295A - Fingerprint-resistant metal powder coating with chromium plating effect and preparation method thereof - Google Patents
Fingerprint-resistant metal powder coating with chromium plating effect and preparation method thereof Download PDFInfo
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- CN103131295A CN103131295A CN2013101088477A CN201310108847A CN103131295A CN 103131295 A CN103131295 A CN 103131295A CN 2013101088477 A CN2013101088477 A CN 2013101088477A CN 201310108847 A CN201310108847 A CN 201310108847A CN 103131295 A CN103131295 A CN 103131295A
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- plating effect
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Abstract
The invention belongs to the field of metal powder coating, and particularly relates to fingerprint-resistant metal powder coating with a chromium plating effect. The fingerprint-resistant metal powder coating with the chromium plating effect comprises an epoxy resin particle system containing epoxy resin, adaptive curing agent A and chromium plating effect pigment, and a fluorocarbon resin particle system containing fluorocarbon resin and adaptive curing agent B, wherein the ratio of parts by weight between the epoxy resin particle system and the fluorocarbon resin particle system is 7-3/3-7. The fingerprint-resistant metal powder coating with the chromium plating effect forms an epoxy resin layer and a fluorocarbon resin layer which are separated in the solidification process, floating type aluminum powder is bonded regularly by means of a bonding process to form the chromium plating effect, the fluorocarbon resin layer at the outer layer has the functions of a transparent protective film, and the epoxy resin layer at the inner layer forms a bonding layer and is favorable for bonding with a layer to be coated.
Description
Technical field
The invention belongs to the metal powder coating field, be specifically related to a kind ofly have chromium-plating effect and have metal powder coating of anti-impression of the hand performance and preparation method thereof.
Background technology
Raising day by day along with expanding economy and people's living standard, people are also more and more higher to the requirement of self sphere of life comfort level and aesthetics, making the application of metal powder coating in whole decorative painting more and more wider, is that present fine arts type is decorated the main product with powder.Metal powder coating refers to contain the various powder coating of metallic pigment (as: copper bronze, silver-colored aluminium powder etc.).Because metal powder coating can be showed a kind of bright, luxurious decorative effect, be fit to very that furniture, ornaments and automobile etc. are indoor, the spraying of outer object.Metal powder coating is little because of its contaminative, the convenient industries such as art metal furniture, light fixture, artwork, lampblack absorber, perambulator, sports equipment indoor and outdoor that are widely used in of spraying coating process.On manufacturing process, domestic market mainly adopts dry mix, also uses in the world the bonding fixation method to claim that also nation decides technique.
The metallic pigment that can be used in powder coating in present product have many kinds, are divided into substantially four classes, i.e. aluminium silver powder pigment, pearly pigment, copper gold pigment and other metallic pigment (as nickel powder, Stainless Steel Powder etc.).Each metalloid pigment comprises again the product of a lot of form and aspect, after being applied to powder, just makes powder colourful, has greatly enriched the kind of powder coating and ornamental.Aluminium powder pigment is divided into two kinds, floating type and non-floating type, and the floating application of type aluminium powder in powder coating is more popular, and floating type aluminium powder adds in powder coating, and after the paint solidification film forming, metallic aluminium powder covers film coated surface fully, forms the mirror metal outward appearance of similar chromium-plating effect.Floating type aluminium powder is observed under powerful microscope and is laminar more, median size generally＜20 μ m, the less metal sense of particle diameter is stronger, opacifying power is also larger, the metal powder of this effect is most popular on present market.but same, make because the particle diameter of the metallic pigment that add is less its extrude and dispersion process in often be in the extexine of coating, therefore the greatest problem that exists of metal powder coating is namely that unstable due to metallic pigment causes metal powder coating not wear-resisting, easily wipe the unstable of falling, that dry mix or the Bang Dingfa technique that mainly adopt present domestic and international market all can not thoroughly address this problem, it is also anti-impression of the hand problem, the unique method of head it off figure is spraying layer of transparent coating on metal-powder is filmed at present, material and painting cost are increased, and increased difficulty of construction.In addition, the anticorrosion and tolerance performance of metal powder coating also has to be hoisted.
Chinese patent CN1483778A discloses a kind of corrosion-resisting, this metal powder coating is take fermented petroleum nylon '1212 ' as base-material, add wetting and the adhesion effect material such as epoxy resin preferably, make elasticity and the flexility of the metal powder coating of preparation give prominence to, have the excellent properties such as shock-resistant, corrosion-resistant, can significantly improve metal powder coating absorption property and stability.But be subject to the restriction of epoxy resin character, paint film structure failure under ultraviolet effect can lose antiseptic property very soon, so this anti-corrosion of metal powder coating and not being suitable under illumination condition uses, and therefore it promoted being restricted on a large scale.
Summary of the invention
For this reason, technical problem to be solved by this invention is that in prior art, metal powder coating easily wipes unsettled problem, and then the metal powder coating with chromium-plating effect that provides a kind of wear-resisting difficult wiping to fall;
Second technical problem to be solved by this invention is to provide a kind of metal powder coating with protection against corrosion and weather resistance;
The present invention also provides the method for preparing above-mentioned metal powder coating.
Further, the present invention also provides a kind of coating that is formed by above-mentioned metal powder coating.
For solving the problems of the technologies described above, the invention provides a kind of chromium-plating effect metal powder coating of anti-the impression of the hand, comprise the epoxy particles system that contains epoxy resin, adaptive solidifying agent A and chromium-plating effect pigment and contain fluorocarbon resin and the fluorocarbon resin granular system of adaptive solidifying agent B;
The ratio of weight and number of described epoxy particles system and described fluorocarbon resin granular system is 7-3:3-7;
Described epoxy particles system is comprised of the component of following weight part:
Epoxy resin and adaptive solidifying agent A 35-85 part;
Chromium-plating effect pigment 3-8 part;
Color stuffing 3-30 part;
Auxiliary agent A 0.5-2 part;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
Fluorocarbon resin and adaptive solidifying agent B89-96.5 part;
Flow agent 0.5-1.5 part;
Auxiliary agent B 1.5-10 part.
Preferably, described epoxy particles system is comprised of the component of following weight part:
70 parts of epoxy resin and adaptive solidifying agent A;
6 parts of chromium-plating effect pigment;
13.2 parts of color stuffings;
0.8 part of auxiliary agent A;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
92.7 parts of fluorocarbon resin and adaptive solidifying agent B;
1 part of flow agent;
2.3 parts of auxiliary agent B.
Further preferred, the ratio of weight and number of described epoxy particles system and described fluorocarbon resin granular system is 6-4:4-6.
More excellent, the ratio of weight and number of described epoxy particles system and described fluorocarbon resin granular system is 1:1.
Due to specification and the equivalent value of epoxy resin in prior art and be not quite similar, therefore, adopt the mode of stop collar epoxy resins and adaptive solidifying agent total amount to limit herein, those skilled in the art can calculate selection according to the basic proportioning ratio for epoxy resin and solidifying agent in prior art, as long as make the cooperation of epoxy resin and solidifying agent reach to solidify purpose, generally be advisable take the ratio of epoxy resin and solidifying agent as 90-95:5-10.
Described epoxy resin is one or more the mixture in bisphenol A type epoxy resin (NPES-903, E-12), novolac epoxy (KUKDO YDPN series).
Described solidifying agent A be Dyhard RU 100 (
100S), replace the Dyhard RU 100 CASAMID710 of company (the THOM AS SWAN), hydrazides (ADH), phenolic hydroxyl group resin (KUKDO KD-420) or terminal carboxyl polyester (DSM
The mixture of one or more P5980) need not to add any auxiliary agent that improves coating result again.
Described fluorocarbon resin is FEVE resin or trifluorochloroethylene-alkyl vinyl ether copolymerized fluorocarbon resin, mainly containing New Zealand Orica powder coating company, Daikin company and Japan AGC company abroad produces, domestic is mainly the Dalian E-CTFE of nation that shakes, preferred Japan AGC Lumiflon710, described solidifying agent B is conventional isocyanates solidifying agent such as Degussa VESTAGON B1530, Bayer
NW-5 or Blocked Isocyanate Curing Agents or biuret polyisocyanate solidifying agent (Degussa VESTAGON B1530, Bayer
EF403).Generally be advisable take the ratio of fluorocarbon resin and solidifying agent as 80:20.
Described color stuffing comprises pigment and filler, can select to add according to color stuffing common in this area, further, described filler comprise barium sulfate such as W-44HB, aluminium hydroxide as
A40 nepheline syenite such as minex-10 etc., described pigment comprises titanium dioxide CR826, Carbon Black 330 R, iron oxide red
180m, yellow pigment such as Permanent Yellow DHG, phthalocyanine such as GNM, blue pigment is as the coloring materials such as 10446, for bottom without particular requirement, but select the weathering resistance color stuffing for fluorocarbon layer as far as possible.
Described auxiliary agent A comprise edge coverage power properties-correcting agent (
Mowital), curing catalyst (BASF 2-MI), wetting dispersing agent (
ST), one or more the mixture in flow promotor (aerosil or aluminum oxide C), any auxiliary agent that improves the coatingsurface effect can not add.
Described auxiliary agent B comprises one or more the mixture in air release agent, brightening agent, flow improver additive, wax, antioxidant, photostabilizer or UV absorption agent.
The preferred acrylic acid or the like of described flow agent such as GLP588, PV88, P67, P200 etc.; Described air release agent is st-yrax or micro mist wax, preferred 701 auxiliary agents of brightening agent; Described flow improver additive is aerosil or aluminum oxide C, wax preferably polyethylene wax, Poly Propylene Wax, tetrafluoroethylene wax, polyamide wax etc.; The preferred Hinered phenols of described antioxidant such as KY-1010; Described photostabilizer and described UV absorption agent are preferred
144 or
928.The addition of above-mentioned each component, those skilled in the art can require according to the addition of each commercial components in prior art and the processability of metallic paint requires to determine.
The invention also discloses a kind of method for preparing the above-mentioned chromium-plating effect metal powder coating of anti-the impression of the hand, comprise the steps:
(1) get after described epoxy resin and adaptive solidifying agent A, described color stuffing and described auxiliary agent A mix and be uniformly dispersed according to selected parts by weight, by forcing machine extrude, compressing tablet, cooling rear pulverizing, powder sieving for standby;
(2) get according to selected parts by weight the powder for preparing in described chromium-plating effect pigment and step (1) and decide the technique transformation that bonds by nation, cooling sieving obtains required epoxy particles system, and be standby;
(3) according to selected parts by weight get described fluorocarbon resin and adaptive solidifying agent B, described flow agent mixes with described auxiliary agent B and be uniformly dispersed after, by forcing machine extrude, compressing tablet, cooling rear pulverizing, powder are sieved and obtained required fluorocarbon resin granular system, and be standby;
(4) get respectively according to selected ratio of weight and number the described fluorocarbon resin granular system that obtains in the middle described epoxy particles system for preparing of step (3) and step (2), be dry mixed evenly, and get final product.
In described step (1) and described step (3), the temperature of described extrusion step is 80-150 ℃.
In described step (1) and described step (3), the powder particle diameter of described pulverising step is 30-50 μ m.
The nation that nation in described step (2) decides process selection Xiamen three and safe Science and Technology Ltd. decides machine SHT500/1000 and operates, and its operational condition those skilled in the art can carry out nation according to the processing parameter such as service temperature, rotating speed, time that the character such as glass temperature of material reasonably select nation to decide technique and surely transform.
The invention also discloses a kind of chromium-plating effect metal powder coating of anti-impression of the hand for preparing according to aforesaid method.
The invention also discloses a kind of according to the above-mentioned chromium-plating effect metal powder coating of anti-the impression of the hand being sprayed and solidifying the metal-powder coating that obtains.
Described solidification value is 180-250 ℃.
Epoxy powder coating is that to use in powder coating be also at most most widely used a kind of, this is mainly because epoxy resin has wettability preferably, can adhere to most ground bonding, but its a most important shortcoming is exactly that the paint film structure can be destroyed under ultraviolet effect, can lose very soon antiseptic property, therefore can not use out of doors, and simple outdoor powder coating systems can not play the rot-resistant effect and have adhesive property preferably.
Fluorocarbon resin be on the fluoro-resin basis through modification, a kind of new coating material of processing, its principal feature is to contain a large amount of F-C keys in resin, its bond energy is 116kal/mol, can be rated as first in all chemical bonds.Even if be heated, under the effect of light (comprising ultraviolet ray), the F-C key is difficult to fracture, so fluorocarbon resin demonstrates superpower weathering resistance and resistant to chemical media corrosion, so its stability is best in all cold coating materials.And fluorocarbon resin is as a kind of high-tech functional coating material and a kind of brand-new surface decoration protective material, many performances such as it is weather-proof, resistance to chemical attack are better than at present popular on the market urethane, organosilicon, acrylic resin paint material, especially in the environment of heavily contaminated, deep-etching, more shown the barrier propterty that it is superior.
But unsatisfactory in view of the bonding wettability of fluorocarbon resin and ground to be coated, therefore, developed in prior art and united the powder coating that uses epoxy resin and fluorocarbon resin, learn from other's strong points to offset one's weaknesses to expect combination advantage both.But, in practical study also as can be known, adopting the method for preparing powder coating commonly used in prior art is that technique that pulverizing is extruded in direct mixing again is when being prepared, that bottom or surface layer all are dispersed with epoxy resin and fluorocarbon resin in coating, and the epoxy resin that is in the top layer also still is subject to ultraviolet impact and can't uses out of doors, also sacrificed simultaneously the weather resistance of fluorocarbon resin, therefore in this scheme, mentioned coating is mainly used in the use that also can only be applied to pipeline corrosion protection, still is not suitable for the use of outdoor building.
Technique scheme of the present invention has the following advantages compared to existing technology:
1, metal powder coating of the present invention is owing to having introduced epoxy resin and fluorocarbon resin in system, and make epoxy resin and the in type state of fluorocarbon resin be dry mixed by the technique that extrusion molding is respectively pulverized again, different and the uncompatibility that causes of the surface level that takes full advantage of epoxy resin and fluorocarbon resin forms in the process of coating curing and is separated, because the fluorocarbon resin surface can lowlyer be easy to floating to the coating top layer, form transparent protective membrane supercoat, and because guaranteeing coating, the superpower weather resistance of fluorocarbon resin has the performances such as corrosion-resistant, acid and alkali-resistance and UV resistant, not only described coating can be used for exterior decoration, also reaches the effect that makes the anti-impression of the hand of coating simultaneously, and epoxy resin can be sink to the coating bottom due to larger surface and bond preferably by its good wetting and adhesion property and ground to be sprayed simultaneously, has also played the effect of protection base material, metal powder coating of the present invention, the type aluminium powder that will float that utilizes nation to decide the technique success is bonded in epoxy resin layer, floating like this type aluminium powder will be sink to the coating bottom and can not contact with outside air floating to the coating top layer with epoxy resin in the process of solidifying, avoided the unstable of metallic pigment to cause metal powder coating easily to wipe the problem of falling fully, simultaneously make coating show the effect of chromium plating along two coating interface directional profile, and floating to the transparent fluorocarbon resin layer on upper strata, played the effect of supercoat, especially protect aluminium powder directly not contact with the external world effect of having played anti-impression of the hand fully, so this coating machine excellent property, also have the superpower adverse weather conditions such as anticorrosion and superpower UV resistant, coating can satisfy the weather-proof highest level GB5237.5 of powder coating building materials, AAMA2605-05 and QUALICOAT class3, also i.e. life-span of outdoor at least 20 years, chemical resistance of coating, acid-proof alkaline also significantly promote,
2, metal powder coating of the present invention comprises the weight part ratio of each component of resin, solidifying agent and color stuffing and auxiliary agent by reasonable setting, organic cooperation by each component optimum, make described epoxy-resin systems and described fluorocarbon resin system produce obvious demixing phenomenon, effectively protect the stability of metallic pigment, made the metal powder coating that obtains have fabulous stability and weathering resistance;
3, of the present invention have a chromium-plating effect metal powder coating of anti-the impression of the hand, described epoxy particles system and described fluorocarbon resin granular system mix with 1:1 to be made, make both to form with equal proportion to be separated, make bonding and provide protection reach balance, save cost;
4, of the present invention have a chromium-plating effect metal powder coating of anti-the impression of the hand, the type aluminium powder that will float that utilizes nation to decide the technique success is bonded in epoxy resin layer, its separation surface along epoxy resin layer and fluorocarbon resin layer is done aligned, only need less aluminium powder can realize forming the effect of chromium plating;
5, metal powder coating of the present invention is because the fluorocarbon resin system consists of at skin the effect that outside surface plays the guard ring epoxy layer, therefore, epoxy particles system of the present invention does not need extra any auxiliary agent that helps to improve coating result that adds again, for the auxiliary agent that needs in prior art to add a large amount of protections and improve epoxy resin layer, saved a large amount of costs;
6, a kind of chromium-plating effect metal powder coating of anti-impression of the hand the of the present invention can be by the method coating of electrostatic powder spraying, recoverable, and utilization rate of raw materials is high; An application need not spray Clear coating again, and operating efficiency is high.Coating densification, sticking power, excellent in cushion effect have good weather resistance, do not add various liquid chemical film forming, dispersion, anticorrosion, mildew-resistant, solvent etc., environment protection health, transportation, store convenient.
Description of drawings
For content of the present invention is more likely to be clearly understood, the below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the electron microscope surface sweeping figure of embodiment 1 gained coating;
Fig. 2 is epoxy resin and the fixed electron microscope scanning figure of aluminium powder nation in embodiment 1;
Fig. 3 is the electron microscope scanning figure of embodiment 2 gained coatings;
Fig. 4 is the electron microscope scanning figure of embodiment 6 gained coatings;
Fig. 5 is the electron microscope scanning figure of embodiment 7 gained coatings;
Fig. 6 is the electron microscope scanning figure of Comparative Examples 1 gained coating;
In figure, Reference numeral is expressed as: 1-fluorocarbon resin layer, and the 2-epoxy resin layer, the 3-separation surface, 4-floats type aluminium powder, 5-epoxy resin.
Embodiment
Embodiment 1
The described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises that ratio of weight and number is that the epoxy particles system of 1:1 and fluorocarbon resin granular system are dry mixed and obtain.
Described epoxy particles system is comprised of the component of following weight part:
Bisphenol A type epoxy resin E-12 and dicy-curing agent
Totally 70 parts of 100S;
Particle diameter is floating type aluminium powder Eckart pc1006 part of 10-12 μ m;
13.2 parts of color stuffings, comprise pigment and filler, described filler is selected barium sulfate such as W-44HB, described pigment is selected titanium dioxide CR826, wherein said pigment and filler can add setting to the demand of product according to those skilled in the art, and the adding proportion of pigment described in the present embodiment and described filler is 1:1;
0.8 part of auxiliary agent A, described auxiliary agent A comprise edge coverage power properties-correcting agent
Mowital0.2 part, curing catalyst BASF2-MI0.2 part, wetting dispersing agent
ST0.2 part, flow promotor aluminum oxide C0.2 part;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
Totally 92.7 parts of FEVE resin and isocyanates solidifying agent Degussa VESTAGON B1530;
Flow agent GLP5881 part;
2.3 parts of auxiliary agent B, described auxiliary agent B comprise antioxidant KY-10100.3 part, photostabilizer
1440.5 part, UV absorption agent
9280.5 1 part of part and flow improver additive aerosil.
The preparation method of the described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises the steps:
(1) mix according to selected parts by weight extracting epoxy resin and dicy-curing agent and color stuffing and auxiliary agent A and be uniformly dispersed after, by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, the powder sieving for standby;
(2) getting the powder for preparing in selected floating type aluminium powder and step (1) nation by Xiamen three and safe Science and Technology Ltd. according to selected parts by weight decides machine SHT500/1000 and carries out nation's transformation that surely bonds, cooling sieving, obtain required epoxy particles system, standby;
(3) get FEVE resin, solidifying agent Degussa VESTAGON B1530 and flow agent and described various auxiliary agent according to selected parts by weight, after mixing and being uniformly dispersed, by powder coating extruder 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, powder sieves and obtains required fluorocarbon resin granular system, and is standby;
(4) get respectively according to the ratio of ratio of weight and number 1:1 the fluorocarbon resin granular system that obtains in the epoxy particles system that obtains in step (2) and step (3) and be dry mixed evenly, sieve and get final product.
The metal powder coating for preparing in the present embodiment is adopted the method spraying of high pressure electrostatic painting commonly used in prior art, obtained coating in 20 minutes in 180-200 ℃ of curing.With described coating epoxy resin embedding, afterwards with the slicing machine section, metal spraying after polishing, and by the resulting coating of sem observation, its result is as shown in Figure 1.
As can be seen from the figure, prepared coating has occurred having formed obvious separation surface 3 from demixing phenomenon (distinguishing with shade) in solidification process.Detect as can be known by the content to the F element, the F element all is present in surface layer, and bottom does not contain F fully, this shows, the surface layer coating is the fluorocarbon resin layer 1 that is formed by the fluorocarbon resin granular system, and bottom is complete epoxy resin layer 2 by the epoxy particles System forming.Good wettability by means of epoxy resin; make whole coating and bottom have good adhesion effect; the antiseptic property of epoxy resin also makes whole coating have antiseptic property preferably simultaneously; make whole coating not only can realize the use of outdoor decoration and by means of the weather resistance of outer fluorocarbon resin layer, whole coating is played fabulous provide protection; and have fabulous effect, and durable in use.Simultaneously, described floating type aluminium powder 4 effectively is along the separation surface 3 of two coatings and aligns, and because whole fluorocarbon resin layer is transparent layer, therefore, even the floating whole coating of type aluminium powder 4 shows metal-like preferably, form chromium-plating effect, and align because described floating type aluminium powder 4 is along separation surface 3, therefore only need less aluminium powder namely can form the effect of chromium plating.In addition, owing to having fabulous weather resistance at outer field fluorocarbon resin layer 1, can effectively protect the floating type aluminium powder 4 of internal layer not corroded by outside contamination, make whole coating have the effect of anti-impression of the hand.
Epoxy resin layer 2 to described coating carries out further electron microscope scanning, as shown in Figure 2, can find out all floating type aluminium powders 4 all with the arrangement that bonds of described epoxy resin 5, decide technique by nation and successfully will float type aluminium powder 4 and be fixed in described epoxy resin 5, it is effectively aligned.
Embodiment 2
The described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises that ratio of weight and number is that the epoxy particles system of 7:3 and fluorocarbon resin granular system are dry mixed and obtain.
Described epoxy particles system is comprised of the component of following weight part:
Bisphenol A type epoxy resin NPES-903 and replace totally 35 parts of the dicy-curing agents CASAMID710 of company (the THOMAS S WAN);
Particle diameter is 3 parts of the floating type aluminium powder Eckart pc200 of 6-8 μ m;
2 parts of auxiliary agent A, described auxiliary agent A comprise edge coverage power properties-correcting agent
Mowital0.5 part, curing catalyst BASF2-MI0.5 part, wetting dispersing agent
ST0.5 part, flow promotor aluminum oxide C0.5 part;
30 parts of color stuffings comprise pigment and filler, described filler select aluminium hydroxide as
A40, described pigment is selected Carbon Black 330 R, and wherein said pigment and filler can add setting to the demand of product according to those skilled in the art, and the adding proportion of pigment described in the present embodiment and described filler is 2:1;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
FEVE resin and biuret polyisocyanate solidifying agent Bayer
Totally 96.5 parts of EF403;
1.5 parts of flow agent P67;
1.5 parts of auxiliary agent B, described auxiliary agent B comprise 0.5 part of air release agent st-yrax, UV absorption agent
9280.5 0.5 part of part and flow improver additive aerosil.
The preparation method of the described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises the steps:
(1) mix according to selected parts by weight extracting epoxy resin and dicy-curing agent and color stuffing and auxiliary agent A and be uniformly dispersed after, by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, the powder sieving for standby;
(2) get according to selected parts by weight the powder for preparing in selected floating type aluminium powder and step (1) and decide machine by nation and carry out nation's transformation that surely bonds, cooling sieving obtains required epoxy particles system, and be standby;
(3) get FEVE resin, solidifying agent Degussa VESTAGON B1530 and flow agent and auxiliary agent B according to selected parts by weight, after mixing and being uniformly dispersed, by powder coating extruder 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, powder sieves and obtains required fluorocarbon resin granular system, and is standby;
(4) get respectively according to the ratio of ratio of weight and number 7:3 the fluorocarbon resin granular system that obtains in the epoxy particles system that obtains in step (2) and step (3) and be dry mixed evenly, sieve and get final product.
The metal powder coating for preparing in the present embodiment is adopted the method spraying of high pressure electrostatic painting commonly used in prior art, obtained coating in 20 minutes in 200-220 ℃ of curing.By the resulting coating result of sem observation as shown in Figure 3.In whole coating, fluorocarbon resin layer 1 and epoxy resin layer 2 have still produced obvious separation surface 3, and described floating type aluminium powder 4 also is along the separation surface of epoxy resin layer and aligns.
The described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises that ratio of weight and number is that the epoxy particles system of 3:7 and fluorocarbon resin granular system are dry mixed and obtain.
Described epoxy particles system is comprised of the component of following weight part:
Novolac epoxy (KUKDO YDPN series) and phenolic hydroxyl group resin curing agent (totally 85 parts of KUKD OKD-420;
Particle diameter is 8 parts of the floating type aluminium powder Eckart pc100 of 4-6 μ m;
3 parts of color stuffings comprise pigment and filler, described filler select aluminium hydroxide as
A40, described pigment is selected Carbon Black 330 R, and wherein said pigment and filler can add setting to the demand of product according to those skilled in the art, and the adding proportion of pigment described in the present embodiment and described filler is 1:2;
0.5 part of auxiliary agent A, described auxiliary agent A comprise curing catalyst BASF2-MI0.2 part, wetting dispersing agent
ST0.1 part, flow promotor aluminum oxide C0.2 part;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
89 parts, FEVE resin and biuret polyisocyanate solidifying agent;
0.5 part of flow agent PV88;
10 parts of auxiliary agent B, described auxiliary agent B comprise 0.5 part of air release agent st-yrax, 2.5 parts of brightening agent 701 auxiliary agents, antioxidant KY-10103 part, photostabilizer
1441 parts, UV absorption agent
1 part of 9282 parts and flow improver additive aerosil.
The preparation method of the described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises the steps:
(1) mix according to selected parts by weight extracting epoxy resin and phenolic hydroxyl group resin curing agent and color stuffing and be uniformly dispersed after, by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, the powder sieving for standby;
(2) getting the powder for preparing in selected floating type aluminium powder and step (1) nation by Xiamen three and safe Science and Technology Ltd. according to selected parts by weight decides machine SHT500/1000 and carries out nation's transformation that surely bonds, cooling sieving, obtain required epoxy particles system, standby;
(3) get FEVE resin, biuret polyisocyanate solidifying agent and auxiliary agent B according to selected parts by weight, after mixing and being uniformly dispersed, by powder coating extruder 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, powder sieves and obtains required fluorocarbon resin granular system, and is standby;
(4) get respectively according to the ratio of ratio of weight and number 3:7 the fluorocarbon resin granular system that obtains in the epoxy particles system that obtains in step (2) and step (3) and be dry mixed evenly, sieve and get final product.
The metal powder coating for preparing in the present embodiment is adopted the method spraying of high pressure electrostatic painting commonly used in prior art, obtained coating in 20 minutes in 180-200 ℃ of curing.
The described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises that ratio of weight and number is that the epoxy particles system of 6:4 and fluorocarbon resin granular system are dry mixed and obtain.
Described epoxy particles system is comprised of the component of following weight part:
Novolac epoxy (KUKDO YDPN series) and terminal carboxyl polyester (DSM
60 parts of P5980;
Particle diameter is 4 parts of the floating type aluminium powder Eckart pc100 of 8-10 μ m;
10 parts of color stuffings comprise pigment and filler, and described filler is selected nepheline syenite such as minex-10, and described pigment is selected iron oxide red
180m, wherein said pigment and filler can add setting to the demand of product according to those skilled in the art, and the adding proportion of pigment described in the present embodiment and described filler is 3:2;
0.6 part of auxiliary agent A, described auxiliary agent A comprise edge coverage power properties-correcting agent
Mowital0.2 part, curing catalyst BASF 2-MI0.1 part, wetting dispersing agent
0.2 part of ST0.1 part, flow promotor aerosil;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
94 parts of FEVE resin and Blocked Isocyanate Curing Agents (Degussa VESTAGON B 1530);
0.7 part of flow agent P200;
2 parts of auxiliary agent B, described auxiliary agent B comprise 0.4 part of air release agent micro mist wax, 0.1 part of brightening agent 701 auxiliary agent, 0.2 part of ethylene waxes, 0.3 part of Poly Propylene Wax, antioxidant KY-10100.2 part, photostabilizer
1440.2 part, UV absorption agent
9280.3 part and flow improver additive aluminum oxide C0.3 part.
The preparation method of the described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises the steps:
(1) mix according to selected parts by weight extracting epoxy resin and phenolic hydroxyl group resin curing agent and color stuffing and auxiliary agent A and be uniformly dispersed after, by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, the powder sieving for standby;
(2) getting the powder for preparing in selected floating type aluminium powder and step (1) nation by Xiamen three and safe Science and Technology Ltd. according to selected parts by weight decides machine SHT500/1000 and carries out nation's transformation that surely bonds, cooling sieving, obtain required epoxy particles system, standby;
(3) get FEVE resin, Blocked Isocyanate Curing Agents and flow agent, auxiliary agent B according to selected parts by weight, after mixing and being uniformly dispersed, by powder coating extruder 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, powder sieves and obtains required fluorocarbon resin granular system, and is standby;
(4) get respectively according to the ratio of ratio of weight and number 6:4 the fluorocarbon resin granular system that obtains in the epoxy particles system that obtains in step (2) and step (3) and be dry mixed evenly, sieve and get final product.
The metal powder coating for preparing in the present embodiment is adopted the method spraying of high pressure electrostatic painting commonly used in prior art, obtained coating in 20 minutes in 220-250 ℃ of curing.
The described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises that ratio of weight and number is that the epoxy particles system of 4:6 and fluorocarbon resin granular system are dry mixed and obtain.
Described epoxy particles system is comprised of the component of following weight part:
Bisphenol A type epoxy resin (E-12) and hydrazides (ADH) amount to 77 parts;
Particle diameter is 7 parts of the floating type aluminium powder Eckart pc150 of 5-8 μ m;
22.6 parts of color stuffings, comprise pigment and filler, described filler is selected barium sulfate such as W-44HB, described pigment is selected yellow pigment Permanent Yellow DHG, wherein said pigment and filler can add setting to the demand of product according to those skilled in the art, and the adding proportion of pigment described in the present embodiment and described filler is 2:3;
1.4 parts of auxiliary agent A, described auxiliary agent A comprise edge coverage power properties-correcting agent
Mowital0.3 part, curing catalyst BASF2-MI0.4 part, wetting dispersing agent
0.4 part of ST0.3 part, flow promotor aerosil;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
FEVE resin and Blocked Isocyanate Curing Agents (Bayer
NW-5) 90.6 parts;
1.2 parts of flow agent GLP588;
6.2 parts of auxiliary agent B, described auxiliary agent B comprise 2.5 parts of air release agent micro mist waxes, 0.5 part of brightening agent 701 auxiliary agent, 0.5 part of ethylene waxes, 0.5 part of Poly Propylene Wax, antioxidant KY-10100.5 part, photostabilizer
1440.5 part, UV absorption agent
9280.5 part and flow improver additive aluminum oxide C0.7 part.
The preparation method of the described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises the steps:
(1) mix according to selected parts by weight extracting epoxy resin and phenolic hydroxyl group resin curing agent and color stuffing and auxiliary agent A and be uniformly dispersed after, by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, the powder sieving for standby;
(2) getting the powder for preparing in selected floating type aluminium powder and step (1) nation by Xiamen three and safe Science and Technology Ltd. according to selected parts by weight decides machine SHT500/1000 and carries out nation's transformation that surely bonds, cooling sieving, obtain required epoxy particles system, standby;
(3) get FEVE resin, Blocked Isocyanate Curing Agents and flow agent, auxiliary agent B according to selected parts by weight, after mixing and being uniformly dispersed, by powder coating extruder 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, powder sieves and obtains required fluorocarbon resin granular system, and is standby;
(4) get respectively according to the ratio of ratio of weight and number 4:6 the fluorocarbon resin granular system that obtains in the epoxy particles system that obtains in step (2) and step (3) and be dry mixed evenly, sieve and get final product.
The metal powder coating for preparing in the present embodiment is adopted the method spraying of fluidized-bed spraying commonly used in prior art, obtained coating in 20 minutes in 180-200 ℃ of curing.
Embodiment 6
The described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises that ratio of weight and number is that the epoxy particles system of 7:3 and fluorocarbon resin granular system are dry mixed and obtain.
Described epoxy particles system is comprised of the component of following weight part:
Bisphenol A type epoxy resin NPES-903 and replace the dicy-curing agent CASAMID710 of company (the THOMAS S WAN) and amount to 30 parts;
Particle diameter is 1 part of the floating type aluminium powder Eckart pc100 of 2.6-5 μ m;
40 parts of color stuffings, comprise pigment and filler, described filler is selected barium sulfate such as W-44HB, described pigment is selected yellow pigment Permanent Yellow DHG, wherein said pigment and filler can add setting to the demand of product according to those skilled in the art, and the adding proportion of pigment described in the present embodiment and described filler is 4:3;
3 parts of auxiliary agent A, described auxiliary agent A comprise edge coverage power properties-correcting agent
Mowital1.5 part, curing catalyst BASF2-MI0.5 part, wetting dispersing agent
ST0.5 part, flow promotor aluminum oxide C0.5 part;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
FEVE resin and biuret polyisocyanate solidifying agent Bayer
80 parts of EF403;
2.5 parts of flow agent P67.
The preparation method of the described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises the steps:
(1) mix according to selected parts by weight extracting epoxy resin and dicy-curing agent and auxiliary agent A and be uniformly dispersed after, by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, the powder sieving for standby;
(2) get according to selected parts by weight the powder for preparing in selected floating type aluminium powder and step (1) and decide machine by nation and carry out nation's transformation that surely bonds, cooling sieving obtains required epoxy particles system, and be standby;
(3) get FEVE resin, solidifying agent Degussa VESTAGON B1530 and flow agent according to selected parts by weight, after mixing and being uniformly dispersed, by powder coating extruder 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, powder sieves and obtains required fluorocarbon resin granular system, and is standby;
(4) get respectively according to the ratio of ratio of weight and number 7:3 the fluorocarbon resin granular system that obtains in the epoxy particles system that obtains in step (2) and step (3) and be dry mixed evenly, sieve and get final product.
The metal powder coating for preparing in the present embodiment is adopted the method spraying of high pressure electrostatic painting commonly used in prior art, obtained coating in 20 minutes in 200-220 ℃ of curing.By the resulting coating result of sem observation as shown in Figure 4.In whole coating, although distant demixing phenomenon also occurred, floating type aluminium powder is mixed and disorderly is distributed in whole being coated with in sheaf space, and the separation surface and the unfairness that form, can't make whole figure layer form the effect of chromium plating, is unconspicuous at least.Therefore, the coating of this originating party case formation is all obviously not as the effect in previous embodiment 1-5 on layering sharpness or chromium-plating effect.
Embodiment 7
The described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises that ratio of weight and number is that the epoxy particles system of 3:7 and fluorocarbon resin granular system are dry mixed and obtain.
Described epoxy particles system is comprised of the component of following weight part:
(KUKD OKD-420 amounts to 100 parts for novolac epoxy (KUKDO YDPN series) and phenolic hydroxyl group resin curing agent;
Particle diameter is 2 parts of the floating type aluminium powder Eckart pc100 of 5-10 μ m;
60 parts of color stuffings, comprise pigment and filler, described filler is selected barium sulfate such as W-44HB, and described pigment is selected phthalocyanine GNM, wherein said pigment and filler can add setting to the demand of product according to those skilled in the art, and the adding proportion of pigment described in the present embodiment and described filler is 3:4;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
110 parts, FEVE resin and biuret polyisocyanate solidifying agent;
0.2 part of flow agent PV88;
12 parts of auxiliary agent B, described auxiliary agent B comprise 1.5 parts of air release agent st-yraxes, 2.5 parts of brightening agent 701 auxiliary agents, antioxidant KY-10103 part, photostabilizer
1441 parts, UV absorption agent
2 parts of 9282 parts and flow improver additive aerosils.
The preparation method of the described chromium-plating effect of the present embodiment metal powder coating of anti-the impression of the hand comprises the steps:
(1) mix according to selected parts by weight extracting epoxy resin and phenolic hydroxyl group resin curing agent and color stuffing and be uniformly dispersed after, by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, the powder sieving for standby;
(2) get according to selected parts by weight the powder for preparing in selected floating type aluminium powder and step (1) and decide machine by nation and carry out nation's transformation that surely bonds, cooling sieving obtains required epoxy particles system, and be standby;
(3) get FEVE resin, biuret polyisocyanate solidifying agent and auxiliary agent B according to selected parts by weight, after mixing and being uniformly dispersed, by powder coating extruder 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, powder sieves and obtains required fluorocarbon resin granular system, and is standby;
(4) get respectively according to the ratio of ratio of weight and number 3:7 the fluorocarbon resin granular system that obtains in the epoxy particles system that obtains in step (2) and step (3) and be dry mixed evenly, sieve and get final product.
The metal powder coating for preparing in the present embodiment is adopted the method spraying of high pressure electrostatic painting commonly used in prior art, obtained coating in 20 minutes in 180-200 ℃ of curing.By the resulting coating result of sem observation as shown in Figure 5.In whole coating, although distant demixing phenomenon also occurred, floating type aluminium powder is mixed and disorderly is distributed in whole being coated with in sheaf space, and the separation surface and the unfairness that form, can't make whole figure layer form the effect of chromium plating, is unconspicuous at least.Therefore, the coating of this originating party case formation is all obviously not as the effect in previous embodiment 1-5 on layering sharpness or chromium-plating effect.
Comparative Examples 1
Feed composition given in the selected component of metal powder coating described in this Comparative Examples and embodiment 3 is identical, its difference only is according to after the compositional selecting that marks in embodiment 3, directly each component is mixed, and by powder coating extruder in 80-150 ℃ extrude, compressing tablet, being cooled to and being crushed to particle diameter after room temperature is 30-50 μ m, decide technique with floating type aluminium powder by nation after powder sieves and bond, obtain required metal powder coating.
The metal powder coating that obtains is adopted the method spraying of high pressure electrostatic painting commonly used in prior art, obtained coating in 20 minutes in 180-200 ℃ of curing.By the resulting coating of sem observation, result as shown in Figure 6.
as shown in Figure 6, obvious separation surface does not appear in whole coating, as seen each component is not directly produced phenomenon of phase separation according to the coating that the preparation method of powder coating obtains, it is floating that the type aluminium powder is erratic appears in whole coating, the on the one hand floating erratic arrangement of type aluminium powder causes the usage quantity of aluminium powder to strengthen could produce chromium-plating effect, fluorocarbon resin and epoxy resin mixed distribution on the other hand, when making epoxy resin be exposed in air, denaturalization phenomenon can appear, floating type aluminium powder is exposed to the external world simultaneously, also make whole coating oxidized phenomenon can occur, the effect that does not have anti-impression of the hand.
Above-described embodiment 1-7 gained coating is labeled as coating A-G, is labeled as H with the resulting coating of Comparative Examples 1, and carry out anticorrosion and the weather resistance test to above-mentioned coating, concrete test index and performance perameter see following table 1 for details:
The performance test of table 1 coating A-I
From upper table data as seen, powder coating of the present invention is in use owing to can forming the phenomenon that is separated, by means of fluorocarbon resin fabulous weather resistance and the fabulous anticorrosion and wettability of epoxy resin, make whole coating have fabulous shock-resistance, preservative property and stability of gloss.And each component of the present invention forms content by it reasonably is set, and its performance perameter is optimum; And its anticorrosion and weather resistance of the coating for preparing with the method for preparing powder coating in prior art obviously is weaker than scheme of the present invention.As seen; the coating that the mode that is dry mixed with epoxy resin and fluorocarbon resin of the present invention forms; the phenomenon of phase separation that forms in solidification process not only helps the weather-proof and antiseptic property of coating; floating type aluminium powder is under the protection of fluorocarbon resin simultaneously; also avoided exposing to the open air for a long time Exposure to Sunlight rotten problem has occured; not only form the effect of chromium plating, also have function and the stable performance of anti-impression of the hand simultaneously.
Carry out anticorrosion and the weather resistance detection to the formed coating of previous embodiment 1-5, confirm that the chromium-plating effect metal powder coating of anti-impression of the hand the of the present invention meets the technical requirement in following table 2:
The Performance Detection index of table 2 coating
Obviously, above-described embodiment is only for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the invention.
Claims (10)
1. the chromium-plating effect metal powder coating of anti-the impression of the hand, is characterized in that: comprise
Ratio of weight and number is epoxy particles system and the fluorocarbon resin granular system of 7-3:3-7;
Described epoxy particles system is comprised of the component of following weight part:
Epoxy resin and adaptive solidifying agent A 35-85 part;
Chromium-plating effect pigment 3-8 part;
Color stuffing 3-30 part;
Auxiliary agent A 0.5-2 part;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
Fluorocarbon resin and adaptive solidifying agent B89-96.5 part;
Flow agent 0.5-1.5 part;
Auxiliary agent B 1.5-10 part.
2. the chromium-plating effect metal powder coating of anti-impression of the hand the according to claim 1 is characterized in that:
Described epoxy particles system is comprised of the component of following weight part:
70 parts of epoxy resin and adaptive solidifying agent A;
6 parts of chromium-plating effect pigment;
13.2 parts of color stuffings;
0.8 part of auxiliary agent A;
Described fluorocarbon resin granular system is comprised of the component of following weight part:
92.7 parts of fluorocarbon resin and adaptive solidifying agent B;
1 part of flow agent;
2.3 parts of auxiliary agent B.
3. the chromium-plating effect metal powder coating of anti-impression of the hand the according to claim 1 and 2 is characterized in that:
The ratio of weight and number of described epoxy particles system and described fluorocarbon resin granular system is 6-4:4-6.
4. the chromium-plating effect metal powder coating of anti-impression of the hand the according to claim 3 is characterized in that:
The ratio of weight and number of described epoxy particles system and described fluorocarbon resin granular system is 1:1.
5. according to claim 1-4 arbitrary described chromium-plating effect metal powder coatings of anti-the impression of the hand is characterized in that:
Described epoxy resin is bisphenol A type epoxy resin and/or novolac epoxy.
6. the chromium-plating effect metal powder coating of anti-impression of the hand the according to claim 5 is characterized in that:
Described fluorocarbon resin is FEVE resin and/or trifluorochloroethylene-alkyl vinyl ether copolymerized fluorocarbon resin.
7. according to claim 5 or 6 described chromium-plating effect metal powder coatings of anti-the impression of the hand is characterized in that:
Described chromium-plating effect pigment is floating type aluminium powder.
8. the chromium-plating effect metal powder coating of anti-impression of the hand the according to claim 7 is characterized in that:
The particle diameter of described floating type aluminium powder is 2.6-15 μ m.
9. a method for preparing the arbitrary described chromium-plating effect metal powder coating of anti-impression of the hand of claim 1-8, is characterized in that, comprises the steps:
(1) get after described epoxy resin and adaptive solidifying agent A, described color stuffing and described auxiliary agent A mix and be uniformly dispersed according to selected parts by weight, by forcing machine extrude, compressing tablet, cooling rear pulverizing, powder sieving for standby;
(2) get according to selected parts by weight the powder for preparing in described chromium-plating effect pigment and step (1) and decide the technique transformation that bonds by nation, cooling sieving obtains required epoxy particles system, and be standby;
(3) according to selected parts by weight get described fluorocarbon resin and adaptive solidifying agent B, described flow agent mixes with described auxiliary agent B and be uniformly dispersed after, by forcing machine extrude, compressing tablet, cooling rear pulverizing, powder are sieved and obtained required fluorocarbon resin granular system, and be standby;
(4) get respectively according to selected ratio of weight and number the described fluorocarbon resin granular system that obtains in the middle described epoxy particles system for preparing of step (3) and step (2), be dry mixed evenly, and get final product.
10. the chromium-plating effect metal-powder coating of anti-the impression of the hand, is characterized in that, the arbitrary described chromium-plating effect metal powder coating of anti-impression of the hand of claim 1-8 sprayed and solidifies obtain.
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| CN103422806A (en) * | 2013-09-03 | 2013-12-04 | 张家港固耐特围栏系统有限公司 | Door body component of trackless sliding door |
| CN103525284A (en) * | 2013-10-21 | 2014-01-22 | 山东科技大学 | Oceanic heavy corrosion resistant self-stratifying coating |
| CN104877539A (en) * | 2015-06-08 | 2015-09-02 | 山东朗法博粉末涂装科技有限公司 | Metal bonding powder coating with mirror-like silver effect as well as preparation method and application thereof |
| CN106609096A (en) * | 2016-12-01 | 2017-05-03 | 天长市金陵电子有限责任公司 | Kitchen ware dedicated electrostatic spraying powder coating and preparation method thereof |
| CN107429103A (en) * | 2015-03-02 | 2017-12-01 | 旭硝子株式会社 | The manufacture method of powder coating, coated article and coated article |
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| CN103422806A (en) * | 2013-09-03 | 2013-12-04 | 张家港固耐特围栏系统有限公司 | Door body component of trackless sliding door |
| CN103525284A (en) * | 2013-10-21 | 2014-01-22 | 山东科技大学 | Oceanic heavy corrosion resistant self-stratifying coating |
| CN107429103A (en) * | 2015-03-02 | 2017-12-01 | 旭硝子株式会社 | The manufacture method of powder coating, coated article and coated article |
| CN107429103B (en) * | 2015-03-02 | 2019-12-24 | Ａｇｃ株式会社 | Powder coating material, coated article, and method for producing coated article |
| CN104877539A (en) * | 2015-06-08 | 2015-09-02 | 山东朗法博粉末涂装科技有限公司 | Metal bonding powder coating with mirror-like silver effect as well as preparation method and application thereof |
| CN106609096A (en) * | 2016-12-01 | 2017-05-03 | 天长市金陵电子有限责任公司 | Kitchen ware dedicated electrostatic spraying powder coating and preparation method thereof |
| CN111171681A (en) * | 2020-01-18 | 2020-05-19 | 中航百慕新材料技术工程股份有限公司 | Graphene fluorine modified epoxy self-layering powder coating and preparation method thereof |
| CN111171681B (en) * | 2020-01-18 | 2021-07-30 | 中航百慕新材料技术工程股份有限公司 | Graphene fluorine modified epoxy self-layering powder coating and preparation method thereof |
| CN114958196A (en) * | 2022-06-29 | 2022-08-30 | 广东华江粉末科技有限公司 | High-temperature-resistant black wrinkle powder coating and preparation method thereof |
| CN115651491A (en) * | 2022-12-15 | 2023-01-31 | 南通欣然粉末涂料有限公司 | Corrosion-resistant powder coating and production process thereof |
| CN115651491B (en) * | 2022-12-15 | 2023-11-14 | 北京久顺启航新材料有限公司 | Corrosion-resistant powder coating and production process thereof |
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Denomination of invention: A chromium plating effect resistant handprint metal powder coating and its preparation method Effective date of registration: 20231130 Granted publication date: 20141224 Pledgee: China Construction Bank Corporation Fenghua sub branch Pledgor: NINGBO SOUTH SEA CHEMICAL Co.,Ltd. Registration number: Y2023980068387 |