CN105385193A - Inducible filtering pigment piece and preparation method thereof - Google Patents
Inducible filtering pigment piece and preparation method thereof Download PDFInfo
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- CN105385193A CN105385193A CN201510888726.8A CN201510888726A CN105385193A CN 105385193 A CN105385193 A CN 105385193A CN 201510888726 A CN201510888726 A CN 201510888726A CN 105385193 A CN105385193 A CN 105385193A
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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
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
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- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/0015—Pigments exhibiting interference colours, e.g. transparent platelets of appropriate thinness or flaky substrates, e.g. mica, bearing appropriate thin transparent coatings
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- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/0081—Composite particulate pigments or fillers, i.e. containing at least two solid phases, except those consisting of coated particles of one compound
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- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/06—Treatment with inorganic compounds
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- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/06—Treatment with inorganic compounds
- C09C3/063—Coating
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- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
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- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
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- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
- C09C2200/10—Interference pigments characterized by the core material
- C09C2200/1054—Interference pigments characterized by the core material the core consisting of a metal
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- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
- C09C2200/24—Interference pigments comprising a metallic reflector or absorber layer, which is not adjacent to the core
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- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
- C09C2200/30—Interference pigments characterised by the thickness of the core or layers thereon or by the total thickness of the final pigment particle
- C09C2200/301—Thickness of the core
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- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
- C09C2200/30—Interference pigments characterised by the thickness of the core or layers thereon or by the total thickness of the final pigment particle
- C09C2200/303—Thickness of a layer with low refractive material
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- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
- C09C2200/30—Interference pigments characterised by the thickness of the core or layers thereon or by the total thickness of the final pigment particle
- C09C2200/307—Thickness of an outermost protective layer
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- C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
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- C09C2220/00—Methods of preparing the interference pigments
- C09C2220/10—Wet methods, e.g. co-precipitation
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Abstract
The invention provides an inducible filtering pigment piece and a preparation method thereof. The filtering pigment piece is composed of an interference type filtering pigment piece base material and a magnetic shell formed by a magnetic thin film layer uniformly coating the outer surface of the interference type filtering pigment piece base material, wherein the magnetic thin film layer uniformly coats the outer surface of the interference type filtering pigment piece base material through a sol-gel method, and the magnetic thin film layer is made of a ferrite permanent magnet material or composite rare earth permanent magnet material. The magnetic shell provided by the invention can realize the inducible function of the filtering pigment piece and enables the appearance angle of the filtering pigment piece in printing ink paint or injection molding members to be controllable; and random combination of multiple appearance effects of two functions presents diversified special optical effects which are hard to imitate and have better anti-counterfeiting performance in terms of current technical conditions.
Description
Technical field
The present invention relates to lamellar pigment technical field, being specifically related to one can induction type filter pigment sheet and preparation method thereof.
Background technology
Various lamellar pigment is applied to various field, camouflage paint is applied to makeup, ink, ceramic, injection-molded item, car paint, security pattern, secure file etc., and magnetic paint has been developed and has been applied to band figuratum mark, finishing material and anti-fake material.
Filter pigment sheet externally carrys out natural light to filter, after part light is filtered, original incident white light is delustering pigment sheet after filtration, the light reflected will present color, filter pigment sheet internal structure has Fabry-Perot cavity resonator structure, and the color relation of the light reflected is the integration superposition of multiple color light; And incident white light angle is different, the optical thickness in Fabry-Perot cavity resonator structure changes, and the color integration superposition of emergent light can produce sizable difference.
Filter pigment sheet is by the Structure composing comprising basal layer, and these structures, as required with different sequence stacks, include one or more layers reflecting layer, a kind of reflecting layer of one or more layers medium layer and additivity, and stacked structure can have a symmetrical structure:
Absorption layer/medium layer/reflecting layer/medium layer/absorption layer; Or
Absorption layer/medium layer/absorption layer.
Stacked structure can have a unsymmetric structure:
Absorption layer/medium layer/reflecting layer
The people such as American RWPhillips, in granted patent CN1288674C, disclose a kind of multi-layered magnetic pigments sheet and paper tinsel, induce by external magnetic field to magnetic pigment flakes and paper tinsel, make it in safety design, form special effect; Swiss M fills in holder in granted patent CN1229656C, to this magnetic pigment flakes and should be used as further elaboration and define.
The people such as Schmid, in the EP686675B1 of European publication, disclose similar magnetic pigment flakes, and its structural formula is
Oxide compound/absorption layer/medium layer/magnetosphere/aluminium/magnetosphere/medium layer/absorption layer/oxide compound; Having explicitly pointed out outermost layer oxide compound in patent is transparent layer or Selective absorber layer, and it is process light that oxide compound exists object.
Summary of the invention
The object of this invention is to provide one can induction type filter pigment sheet; Filter pigment sheet realizes the filtration to light by the Fabry-Perot cavity resonator structure of inside, and have a magnetic shell in the outside of this structure, magnetic shell can be subject to the induction of extraneous field for realizing this filter pigment sheet.
Filter pigment sheet can be the stacked structure of reflective structure: absorption layer/medium layer/reflecting layer/medium layer/absorption layer or by after repeating to increase structure " medium layer/absorption layer ", structure modify is: absorption layer/medium layer/absorption layer/medium layer/reflecting layer/medium layer/absorption layer/medium layer/absorption layer, improve the acutance of reflectivity curve, increase monochromatic saturation ratio;
Reflective structure can the printing ink paint prepared of induction type filter pigment sheet for being printed on one side, be coated on any base material, guided by external magnetic field and form particular pattern.
In addition, stacked structure in filter pigment sheet can also select symmetrical expression transmittance structure, transmission-type structure and reflective structure difference are incident white light after filtration after delustering pigment sheet, the integration superposition of part color of light can reflect from the white light plane of incidence, another part projects in the another side corresponding with plane of reflection, reflected light and transmitted light complementary coloured light each other in spectrum.The filter pigment sheet of symmetrical expression transmittance structure can be applicable to the safe unit of window on plastic note, according to modes such as painting print and injection mouldings, the induced filter pigment of transmission-type sheet is implanted window, by external field influence, forms the safe unit of special-effect.
The object of the invention is to be achieved through the following technical solutions:
One can induction type filter pigment sheet, and its magnetic shell formed by interfere type filter pigment plate substrate and the laminated magnetic film that is evenly coated on described interfere type filter pigment plate substrate outside surface is formed.
Preferably, described laminated magnetic film is coated on described interfere type filter pigment plate substrate outside surface by sol-gel method.
Preferably, the material of described laminated magnetic film is iron oxygen permanent magnet material, as: ferric oxide, barium oxide, plumbous oxide, strontium oxide etc.; Or composite permanent magnetic RE material, as three oxidation three samariums, lanthanum sesquioxide, the rare earth oxides such as neodymium sesquioxide.
Preferably, described magneticthin film layer thickness 5-100 nanometer, be approximately 60 ~ 80 nanometers during experiment, the drift of too thick-skinned look larger.
Preferably, between the outside surface of described laminated magnetic film and described interfere type filter pigment plate substrate, be also provided with preformed layer, its object is to make the bonding force between described base material and described magnetic shell better, it is by coated film deposition preparation under vacuum conditions.
Described interfere type filter pigment plate substrate is reflective stacked structure or the stacked structure of transmission-type.
Can the preparation method of induction type filter pigment sheet, the method comprises the following steps:
First interfere type filter pigment plate substrate is prepared;
Then described base material is inserted in the magneticsubstance solution configured, use sol-gel method to prepare described magnetic shell;
Drying treatment.
The method of described preparation described interfere type filter pigment plate substrate, comprises the following steps:
S1, vacuum environment order in substrate is coated with multilayer film;
S2, the described many films be coated with are peeled off from described substrate, clean, precipitated;
S3, the method process using gas to grind described throw out;
S4, use screen cloth screen the film fragments after the process of gas mill.
Described magneticsubstance solution and the preparation method of magnetic shell, comprise the following steps:
One, take a certain amount of analysis composite rare-earth oxide according to stoichiometric ratio, all dissolve with the concentrated nitric acid of 1:1 by amount of substance than by rare earth oxide, heating makes unnecessary nitric acid evaporation, takes out naturally cooling, forms the crystal of rare earth nitrate;
Take a certain amount of analytical pure Fe (NO3) 39H2O, after deionized water dissolving, stir the certain density citric acid solution of lower dropping, make iron ion all by citric acid complex, to slowly drip in wherein after the aforementioned rare earth nitrate dissolution of crystals prepared again, through the stirring of certain hour, make both can fully with citric acid complex completely and be uniformly dispersed.According to this step, different concns nitrate mixed solution can be configured with deionized water.In this mixing solutions, add the ferric oxide powder prepared, then add appropriate dispersion agent ethylene glycol, ultrasonicly mix formation mixed solution;
Take a certain amount of described interfere type filter pigment plate substrate, render in described mixed solution, take gel to prepare in experiment and carry out continuously with wet gel process.In described mixed solution, the slow ammoniacal liquor that drips regulates a pH value progressively to form colloidal sol, and when pH value is transferred to 4-5, colloidal sol viscosity obviously increases, and cancellated gel starts to be formed, constant temperature 70 DEG C and stablize pH value with ammoniacal liquor and make gelation complete; Then, regulate pH value to 8-9 again, the reticulated structure of wet gel is destroyed, and viscosity reduces, netted wet gel changes isolated micelle into, start the surface being coated on original film fragments, slow evaporation, soltion viscosity increases gradually, solidliquid mixture is carried out solid-liquid separation, filter with dehydrated alcohol repetitive scrubbing, jelly is dry under certain humidity, obtain the powder solidified; Then dry, obtain the filter pigment sheet of nano composite rare earth permanent magnet magnetic shell.
Magneticsubstance solution described in another kind and the preparation method of magnetic shell, comprise the following steps:
The pure Fe of Analysis about Selection (NO3) 39H2O, citric acid, ethylene glycol, ammoniacal liquor, dehydrated alcohol are raw material, adopt complexing sol-gel method to prepare nano magnetic material ferric oxide; Take a certain amount of Fe (NO3) 39H2O, complete with deionized water dissolving, add suitable citric acid, magnetic stirrer is even; Taking a certain amount of described interfere type filter pigment plate substrate renders in mixing energy liquid, in this envrionment conditions, citric acid is combined completely with Fe3+, add appropriate ethylene glycol again to continue to stir, it is made to be well dispersed between complex compound, under agitation drip weak ammonia and regulate PH, slow evaporation in 60 C water bath, solution viscosity increases gradually; By mixture washing and solid-liquid separation, dusty material, in 120 DEG C of dryings, obtains the filter pigment sheet of ferric oxide magnetic shell.
Relative to prior art, the invention has the advantages that:
The present invention can realize: 1, filter pigment sheet forms the control to light, according to the selection of structural parameter, realize the light that can reflect or transmit not color thoroughly, and when incident angle of light changes, the color of reflected light and transmitted light changes accordingly; What 2, magnetic shell can realize filter pigment sheet can inducing function, makes the performance angle of filter pigment sheet in printing ink paint or moulding controlled; The random combine of multiple performances of two functions just can prepare various optics special-effect, and this effect, from current technical qualification, is not easily imitated, and anti-counterfeiting performance is better.
Accompanying drawing explanation
Fig. 1 be embodiment one can the cross-sectional view of induction type filter pigment sheet;
Fig. 2 be embodiment two can the cross-sectional view of induction type filter pigment sheet;
Fig. 3 is that the present invention can the structural representation of another kind of embodiment of induction type filter pigment sheet;
Fig. 4 is that the present invention can the structural representation of another embodiment of induction type filter pigment sheet.
Embodiment
Embodiment one:
The present embodiment provides one can induction type filter pigment sheet, and as shown in Figure 1, its magnetic shell formed by interfere type filter pigment plate substrate 1 and the laminated magnetic film 2 that is evenly coated on described interfere type filter pigment plate substrate outside surface is formed.Described laminated magnetic film 2 is coated on described interfere type filter pigment plate substrate 1 outside surface by sol-gel method.The material of described laminated magnetic film 2 is iron oxygen permanent magnet material, as: ferric oxide, barium oxide, plumbous oxide, strontium oxide etc.; Or composite permanent magnetic RE material, as three oxidation three samariums, lanthanum sesquioxide, neodymium sesquioxide etc.The thickness 5-100 nanometer of described laminated magnetic film 2, be approximately 60-80 nanometer during experiment, when thickness is excessive, the drift of color is larger.
The stacked structure that described interfere type filter pigment plate substrate 1 can be reflective or the stacked structure of transmission-type.Concrete, reflective stacked structure is: absorption layer/medium layer/reflecting layer/medium layer/absorption layer is stacking, or after repeating to increase structured media layer/absorption layer, structure modify is: absorption layer/medium layer/absorption layer/medium layer/reflecting layer/medium layer/absorption layer/medium layer/absorption layer, improve the acutance of reflectivity curve, increase monochromatic saturation ratio, this reflective structure can the printing ink paint prepared of induction type filter pigment sheet for being printed on one side, be coated on any base material, guided by external magnetic field and form particular pattern; Stacked structure in filter pigment plate substrate can also select symmetrical expression transmittance structure, transmission-type structure and reflective structure difference are incident white light after filtration after delustering pigment sheet, the integration superposition of part color of light can reflect from the white light plane of incidence, another part projects in the another side corresponding with plane of reflection, reflected light and transmitted light complementary coloured light each other in spectrum.The filter pigment sheet of symmetrical expression transmittance structure can be applicable to the safe unit of window on plastic note, according to modes such as painting print and injection mouldings, the induced filter pigment of transmission-type sheet is implanted window, by external field influence, forms the safe unit of special-effect.
Embodiment two:
The present embodiment is similar to embodiment one, its difference is only: as shown in Figure 2, in order to make the bonding force between described interfere type filter pigment plate substrate 1 and described magnetic shell better, also preformed layer 3 can be provided with between the outside surface of described laminated magnetic film 2 and described interfere type filter pigment plate substrate 1, it is prepared from by coated film deposition under vacuum conditions, and described laminated magnetic film 2 is evenly coated on the outside surface of described preformed layer 3.
Embodiment three:
The present embodiment provide described in a kind of embodiment one can the preparation method of induction type filter pigment sheet.The method comprises the following steps:
First the interfere type filter pigment plate substrate 1 of described 5 Rotating fields is prepared;
Then described base material is inserted in the magneticsubstance solution configured, use sol-gel method to prepare described laminated magnetic film 2, form magnetic shell;
Drying treatment.
Prepare the interfere type filter pigment plate substrate of described 5 Rotating fields, comprise the following steps:
S1, vacuum environment in substrate order be coated with 5 layer films, five layers of order are: Cr/SiO2/Al/SiO2/Cr, the physical thickness of its correspondence respectively:
4.5nm/315nm/20nm/315nm/4.5nm; Form the reflective filter pigment sheet with symmetrical structure, 0 angle visualization of color is green, and 45 angle range estimations are red-purple;
S2, peeled off from described substrate by described five layer films be coated with, overburden inserts washed with de-ionized water, then precipitates;
S3, the method process using gas to grind described throw out;
S4, use screen cloth screen the film fragments after the process of gas mill.
The preparation method of described magneticsubstance solution and magnetic shell, has following two kinds of embodiments:
One, a certain amount of analytical pure samarium sesquioxide (or neodymium sesquioxide, lanthanum sesquioxide) is taken according to stoichiometric ratio, all dissolve than by rare earth oxide by amount of substance with the concentrated nitric acid of 1:1, heating makes unnecessary nitric acid evaporation, take out naturally cooling, form the crystal of rare earth nitrate;
Take a certain amount of analytical pure Fe (NO3) 39H2O, after deionized water dissolving, stir the certain density citric acid solution of lower dropping, make iron ion all by citric acid complex, to slowly drip in wherein after the aforementioned rare earth nitrate dissolution of crystals prepared again, through the stirring of certain hour, make both can fully with citric acid complex completely and be uniformly dispersed.According to this step, different concns nitrate mixed solution can be configured with deionized water.In this mixing solutions, add the ferric oxide powder prepared in proportion, then add appropriate dispersion agent ethylene glycol, ultrasonicly mix formation mixed solution.
Take a certain amount of described interfere type filter pigment plate substrate, i.e. pigment flakes fragment, render in described mixed solution, take gel to prepare in experiment to carry out continuously with wet gel process: in described mixed solution, the slow ammoniacal liquor that drips regulates pH value progressively to form colloidal sol, when pH value is transferred to 4-5, colloidal sol viscosity obviously increases, cancellated gel starts to be formed, constant temperature 70 DEG C and stablize pH value with ammoniacal liquor and make gelation complete; Then, regulate pH value to 8-9 again, the reticulated structure of wet gel is destroyed, and viscosity reduces, netted wet gel changes isolated micelle into, start the surface being coated on original film fragments, slow evaporation, soltion viscosity increases gradually, solidliquid mixture is carried out solid-liquid separation, filter with dehydrated alcohol repetitive scrubbing, jelly is dry under certain humidity, obtain the powder solidified; Then dry, obtain the filter pigment sheet of nano composite rare earth permanent magnet magnetic shell.
Embodiment four:
The present embodiment provide described in another kind of embodiment one can the preparation method of induction type filter pigment sheet:
The pure Fe of Analysis about Selection (NO3) 39H2O, citric acid, ethylene glycol, ammoniacal liquor, dehydrated alcohol are raw material, adopt complexing sol-gel method to prepare nano magnetic material ferric oxide; Take a certain amount of Fe (NO3) 39H2O, complete with deionized water dissolving, add suitable citric acid, magnetic stirrer evenly obtains mixed solution; Taking a certain amount of interfere type filter pigment plate substrate renders in mixed solution, in this envrionment conditions, citric acid is combined completely with Fe3+, add appropriate ethylene glycol again to continue to stir, it is made to be well dispersed between complex compound, under agitation drip weak ammonia and regulate PH, slow evaporation in 60 C water bath, solution viscosity increases gradually; By mixture washing and solid-liquid separation, dusty material, in 120 DEG C of dryings, obtains the filter pigment sheet being coated with ferric oxide magnetic shell.
In the present embodiment, the preparation method of interfere type filter pigment plate substrate is identical with embodiment two, repeats no more.
In embodiment two and three, the total amount of each component in described mixed solution determines the thickness of magnetic shell, and the thicker magnetic of thickness is stronger, but can affect the fullness of shade of film; And the ratio of each component, then determine according to actually operating and actual needs, the effect of embodiment two and each step described in embodiment three can be reached.
As as described in laminated magnetic film and as described in interfere type filter pigment plate substrate outside surface between, also be provided with the preformed layer for strengthening the bonding force between described base material and described magnetic shell, then with preformed layer can the preparation method of induction type filter pigment sheet be: by the outside surface of described interfere type filter pigment plate substrate (i.e. paint chips) all by the coated preformed layer of method of coated film deposition under vacuum conditions, and then rendered in described mixed solution (embodiment two or the mixed solution described in embodiment three), adopt the preparation method of embodiment two or the magnetic shell described in embodiment three at the coated magnetic shell of the outside surface of the paint chips being coated with preformed layer.
Structure as interfere type filter pigment plate substrate is Cr/SiO2/Al/SiO2/Cr, and so, the structure being coated with the paint chips of preformed layer is: SiO2/Cr/SiO2/Al/SiO2/Cr/SiO2; The function of its correspondence is: preformed layer/absorption layer/medium layer/reflecting layer/medium layer/absorption layer/preformed layer.
The physical thickness of described preformed layer is preferably: 50 Ethylmercurichlorendimides to 100 Ethylmercurichlorendimides, the too thin effect not having link magnetic shell, too thick, the fullness of shade of film can be affected.
The structure of described interfere type filter pigment plate substrate is not limited to described in above embodiment one to four, can also be all dielectric five-layer structure (as shown in Figure 3): ZrO2/SiO2/ZrO2/SiO2/ZrO2 or medium/metal/metal three-decker (as shown in Figure 4): Cr/SiO2/Cr.
It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. can an induction type filter pigment sheet, it is characterized in that: its magnetic shell formed by interfere type filter pigment plate substrate and the laminated magnetic film that is evenly coated on described interfere type filter pigment plate substrate outside surface is formed.
2. pigment flakes according to claim 1, is characterized in that: described laminated magnetic film is coated on described interfere type filter pigment plate substrate outside surface by sol-gel method.
3. pigment flakes according to claim 1 and 2, is characterized in that: the material of described laminated magnetic film is iron oxygen permanent magnet material or composite permanent magnetic RE material.
4. pigment flakes according to claim 1 and 2, is characterized in that: described magneticthin film layer thickness 60-80 nanometer.
5. pigment flakes according to claim 1 and 2, it is characterized in that: between the outside surface of described laminated magnetic film and described interfere type filter pigment plate substrate, also be provided with the preformed layer for strengthening the bonding force between described base material and described magnetic shell, described preformed layer is by coated film deposition preparation under vacuum conditions.
6. pigment flakes according to claim 1 and 2, is characterized in that: described interfere type filter pigment plate substrate is reflective stacked structure or the stacked structure of transmission-type.
7. Claims 1-4 arbitrary described can the preparation method of induction type filter pigment sheet, it is characterized in that, comprise the following steps:
Prepare interfere type filter pigment plate substrate;
Described base material is inserted in the magneticsubstance solution configured, use sol-gel method to prepare described magnetic shell;
Drying treatment.
8. preparation method according to claim 7, is characterized in that, described prepares interfere type filter pigment plate substrate, comprises the following steps:
S1, vacuum environment order in substrate is coated with multilayer film;
S2, the described many films be coated with are peeled off from described substrate, clean, precipitated;
S3, described throw out is treated to the fragment of more small particle size;
S4, use screen cloth screen the film fragments after process.
9. preparation method according to claim 7, is characterized in that: the preparation method of described magneticsubstance solution, comprises the following steps:
Take a certain amount of analysis composite rare-earth oxide according to stoichiometric ratio, all dissolve with the concentrated nitric acid of 1:1 by amount of substance than by rare earth oxide, heating makes unnecessary nitric acid evaporation, takes out naturally cooling, forms the crystal of rare earth nitrate;
Take a certain amount of analytical pure Fe (NO3) 39H2O, after deionized water dissolving, citric acid solution is dripped under stirring, make iron ion all by citric acid complex, to slowly drip in wherein after the aforementioned rare earth nitrate dissolution of crystals prepared again, through the stirring of certain hour, make both can fully with citric acid complex completely and be uniformly dispersed.In this mixing solutions, add the ferric oxide powder prepared in proportion, then add appropriate dispersion agent ethylene glycol, ultrasonicly mix formation mixed solution;
The preparation method of described magnetic shell comprises the following steps:
Take a certain amount of described interfere type filter pigment plate substrate, render in described mixed solution, in described mixed solution, the slow ammoniacal liquor that drips regulates pH value progressively to form colloidal sol, when pH value is transferred to 4-5, colloidal sol viscosity obviously increases, cancellated gel starts to be formed, constant temperature 70 DEG C and stablize pH value with ammoniacal liquor and make gelation complete; Then, regulate pH value to 8-9 again, the reticulated structure of wet gel is destroyed, and viscosity reduces, netted wet gel changes isolated micelle into, start the surface being coated on original film fragments, slow evaporation, soltion viscosity increases gradually, solidliquid mixture is carried out solid-liquid separation, filter with dehydrated alcohol repetitive scrubbing, jelly is dry under certain humidity, obtain the powder solidified; Then dry, obtain the filter pigment sheet being coated with nano composite rare earth permanent magnet magnetic shell.
10. the magneticsubstance solution described in and a preparation method for magnetic shell, is characterized in that: comprise the following steps:
The pure Fe of Analysis about Selection (NO3) 39H2O, citric acid, ethylene glycol, ammoniacal liquor, dehydrated alcohol are raw material, adopt complexing sol-gel method to prepare nano magnetic material ferric oxide; Take a certain amount of Fe (NO3) 39H2O, complete with deionized water dissolving, add suitable citric acid, magnetic stirrer is even; Taking a certain amount of described interfere type filter pigment plate substrate renders in mixing energy liquid, in this envrionment conditions, citric acid is combined completely with Fe3+, add appropriate ethylene glycol again to continue to stir, it is made to be well dispersed between complex compound, under agitation drip weak ammonia and regulate PH, slow evaporation in 60 C water bath, makes solution viscosity increase gradually; By mixture washing and solid-liquid separation, dusty material, in 120 DEG C of dryings, obtains the filter pigment sheet of ferric oxide magnetic shell.
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| CN201510888726.8A CN105385193A (en) | 2015-12-07 | 2015-12-07 | Inducible filtering pigment piece and preparation method thereof |
| PCT/CN2016/105444 WO2017097087A1 (en) | 2015-12-07 | 2016-11-11 | Inducible filtering pigment flake and preparation method thereof |
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| CN201510888726.8A CN105385193A (en) | 2015-12-07 | 2015-12-07 | Inducible filtering pigment piece and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017097087A1 (en) * | 2015-12-07 | 2017-06-15 | 李学英 | Inducible filtering pigment flake and preparation method thereof |
| CN115874490A (en) * | 2022-12-30 | 2023-03-31 | 福建泰兴特纸有限公司 | Multilayer anti-counterfeiting medium frame paper and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1226193A (en) * | 1996-06-10 | 1999-08-18 | 日铁矿业株式会社 | multi-layer coated powder |
| US20040028905A1 (en) * | 2001-04-27 | 2004-02-12 | Phillips Roger W. | Multi-layered magnetic pigments and foils |
| CN101445674A (en) * | 2008-12-08 | 2009-06-03 | 温州大学 | Magnetic pearlescent pigment and preparation method thereof |
| CN103249783A (en) * | 2010-12-09 | 2013-08-14 | 默克专利股份有限公司 | Magnetic pigments |
| CN104893366A (en) * | 2015-06-18 | 2015-09-09 | 广西七色珠光材料股份有限公司 | Magnetic pearlescent pigment with 3D (three-dimensional) effect and preparation method of magnetic pearlescent pigment |
| CN205528558U (en) * | 2015-12-07 | 2016-08-31 | 李学英 | But induction type optical filtering pigment piece |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2445972B1 (en) * | 2009-06-26 | 2018-07-18 | Merck Patent GmbH | Magnetic pigments comprising a flaky substrate and a layer of maghemite |
| CN104530772B (en) * | 2014-12-22 | 2016-09-14 | 温州维特利颜料科技有限公司 | A kind of composite pigment and preparation method thereof |
| CN105385193A (en) * | 2015-12-07 | 2016-03-09 | 李学英 | Inducible filtering pigment piece and preparation method thereof |
-
2015
- 2015-12-07 CN CN201510888726.8A patent/CN105385193A/en active Pending
-
2016
- 2016-11-11 WO PCT/CN2016/105444 patent/WO2017097087A1/en not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1226193A (en) * | 1996-06-10 | 1999-08-18 | 日铁矿业株式会社 | multi-layer coated powder |
| US20040028905A1 (en) * | 2001-04-27 | 2004-02-12 | Phillips Roger W. | Multi-layered magnetic pigments and foils |
| CN101445674A (en) * | 2008-12-08 | 2009-06-03 | 温州大学 | Magnetic pearlescent pigment and preparation method thereof |
| CN103249783A (en) * | 2010-12-09 | 2013-08-14 | 默克专利股份有限公司 | Magnetic pigments |
| CN104893366A (en) * | 2015-06-18 | 2015-09-09 | 广西七色珠光材料股份有限公司 | Magnetic pearlescent pigment with 3D (three-dimensional) effect and preparation method of magnetic pearlescent pigment |
| CN205528558U (en) * | 2015-12-07 | 2016-08-31 | 李学英 | But induction type optical filtering pigment piece |
Non-Patent Citations (1)
| Title |
|---|
| 杨慧芬等: "《环境工程材料》", 31 May 2008, 化学工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017097087A1 (en) * | 2015-12-07 | 2017-06-15 | 李学英 | Inducible filtering pigment flake and preparation method thereof |
| CN115874490A (en) * | 2022-12-30 | 2023-03-31 | 福建泰兴特纸有限公司 | Multilayer anti-counterfeiting medium frame paper and preparation method thereof |
| CN115874490B (en) * | 2022-12-30 | 2023-12-01 | 福建泰兴特纸有限公司 | Multilayer anti-counterfeiting medium frame paper and preparation method thereof |
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| WO2017097087A1 (en) | 2017-06-15 |
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Application publication date: 20160309 |