CN104693892B - A kind of historical relic hidden code identification liquid - Google Patents
A kind of historical relic hidden code identification liquid Download PDFInfo
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- CN104693892B CN104693892B CN201510083065.1A CN201510083065A CN104693892B CN 104693892 B CN104693892 B CN 104693892B CN 201510083065 A CN201510083065 A CN 201510083065A CN 104693892 B CN104693892 B CN 104693892B
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- historical relic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/16—Writing inks
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Abstract
The invention discloses a kind of historical relic hidden code identification liquid, it is by 4 that mass fraction is 0.1 ‰～9 ‰, 4 ' double (2 sodium disulfonate styryl) biphenyl aqueous solution mixes for 1:5～5:5 by volume with the polyvinyl alcohol water solution that mass fraction is 1%～5%, and wherein said historical relic is paper relics, relics or masonry.Historical relic hidden code identification liquid of the present invention neither destroys historical relic body, effectively historical relic can be identified again, there is antiforge function simultaneously, the paper labels and the electronic tag that overcome existing historical relic mark easily damage, easily obscure, easy to fall off, destroy historical relic original appearance, cause this bulk damage of historical relic, high in cost of production shortcoming.Historical relic hidden code identification liquid of the present invention can also strengthen the intensity of historical relic carrier material, durability degree and aging resistance degree, improve the keeping environment of historical relic, it is effectively guaranteed that antique value, decreases the unfavorable factor impact on the historical relic life-span.
Description
Technical field
The invention belongs to historical relic is numbered the technical field of mark, be specifically related to a kind of historical relic hidden code mark
Liquid and using method thereof.
Background technology
Historical relic is the history evolvement with history, art and scientific value, is leaving over during development of human history
Thing, traces, have history, science and artistic value.Along with development and the construction of Modern Museum, historical relic and collection
Quantity also increasing rapidly, arrive thousand of less, more to several ten thousand even hundreds of thousands, up to a million.Due to increasingly
Historical relic is put on display and historical relic recovery project causes historical relic goes out warehouse-in frequently frequently；Additionally, due to congener literary composition
Thing has the biggest similarity, distinguishes trickle, does not examine naked eyes and is difficult to identification, easily makes when artificial reparation
Obscuring with batch historical relic of the same race in pairs.In order to solve, this problem is convenient repairs and manages carrying out of work, and it is right to need
Historical relic carries out detailed number-mark.
The traditional historical relic identification method in museum is that historical relic is carried out classifying and numbering.A kind of mode is directly to use to dip in
The brush pen of paint or prepared Chinese ink directly carries out writing numbering mark on historical relic body.But, this direct brush pen dips in
Paint or prepared Chinese ink write on historical relic body mark not only make the written trace of paint or prepared Chinese ink directly overlay literary composition
Thing body surface, directly destroys the original appearance of historical relic body, and paint or prepared Chinese ink also can penetrate into historical relic body,
Thus have an effect with historical relic body material, bring irreversible injury to historical relic.Another way is on historical relic
It is tied the paper labels with antique information and classifying and numbering with rope yarn.Although taking to be tied the mode of cultural relic label
Historical relic body is not damaged, but during historical relic goes out warehouse-in frequently, often due to anthropic factor is made
Label is become to lose, or label misplaced.More seriously, during historical relic participates in abduction and public use, cultural relic label holds
Easily it is exchanged, causes the possibility that historical relic is exchanged by fakement.
The day for announcing is on November 22nd, 2008, and Authorization Notice No. is the Chinese utility model patent of CN201149701Y
Proposing a kind of RFID cultural relics electron ID card, it includes RFID label tag and evaluator, specifically binds on historical relic
Electronic tag, label is loaded with historical relic essential information and variable information, by the convenient information identifying historical relic of evaluator.Should
Although method is convenient, but historical relic electronic tag is also to be pasted onto historical relic body surface with adhesive-layer, and label covers at historical relic
Body surface directly destroys the original appearance of historical relic body, and adhesive-layer is had an effect, to historical relic also with historical relic body material
Bring irreversible injury, and it is with high costs, it is impossible to be widely used in the mark of a large amount of historical relic in museum.
Summary of the invention
The technical problem to be solved is to overcome paper labels and the electricity of historical relic mark in prior art
Subtab easily damages, easily obscures, easy to fall off, destroy historical relic original appearance, cause this bulk damage of historical relic, high in cost of production to lack
Point, it is provided that one neither destroys historical relic body, effectively can be identified historical relic again, have false proof literary composition simultaneously
Thing hidden code identification liquid.
Solve above-mentioned technical problem and be the technical scheme is that this historical relic hidden code identification liquid by mass fraction is
The 4,4 ' of 0.1 ‰～9 ‰-bis-(2-sodium disulfonate styryl) biphenyl aqueous solution and mass fraction are 1%～5%
Polyvinyl alcohol water solution mixes for 1:5～5:5 by volume.
Above-mentioned historical relic is paper relics, relics or masonry, and during for paper relics, this historical relic hidden code identifies
Liquid is preferably by 4,4 ' that mass fraction is 0.1 ‰～1 ‰-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions and quality
Mark be 1%～5% polyvinyl alcohol water solution mix for 1:5～5:5 by volume, further preferably by quality
Mark be 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions and the mass fraction of 0.3 ‰～1 ‰ be 2%～
The polyvinyl alcohol water solution of 4% mixes for 1:5～3:5 by volume, most preferably by mass fraction be the 4 of 0.3 ‰, 4 '-
Double (2-sodium disulfonate styryl) biphenyl aqueous solution with the polyvinyl alcohol water solution that mass fraction is 3% is by volume
2:5 mixes；During for relics or masonry, this historical relic hidden code identification liquid preferably by mass fraction be 1 ‰～
The 4,4 ' of 9 ‰-bis-(2-sodium disulfonate styryl) biphenyl aqueous solution and mass fraction are the polyvinyl alcohol water of 1%～5%
Solution mixes for 1:5～5:5 by volume, further preferably by 4 that mass fraction is 3 ‰～9 ‰, and 4 '-bis-(2-
Sodium disulfonate styryl) biphenyl aqueous solution with the polyvinyl alcohol water solution that mass fraction is 2%～4% is by volume
1:5～3:5 mixes, and is most preferably the 4 of 7 ‰, 4 '-bis-(2-sodium disulfonate styryl) biphenyl water by mass fraction
Solution mixes for 2:5 by volume with the polyvinyl alcohol water solution that mass fraction is 3%.
Polyvinyl alcohol of the present invention is specially polyvinyl alcohol 217 etc..
The preparation method of historical relic hidden code identification liquid of the present invention is by ultrasonic for above-mentioned raw materials mix homogeneously, uses
Time directly dip with brush pen, be written on cultural artifact surface.
Historical relic hidden code identification liquid of the present invention is applied in historical relic mark, can not only improve and prevent as historical relic carrier
Pseudo-effect, additionally it is possible to strengthen the intensity of historical relic carrier material, durability degree and aging resistance degree, improve the guarantor of historical relic
Pipe ring border, it is effectively guaranteed that antique value, reduces the unfavorable factor impact on the historical relic life-span, thus more substantial
Historical relic is false proof and the content of protection Sci-tech Management, the most perfect cultural relic management career field subject system.
Accompanying drawing explanation
Fig. 1 be mass fraction be the polyvinyl alcohol water solution of 1% infiltration after make pottery the super depth of field optical microscope of sheet.
Fig. 2 be mass fraction be the polyvinyl alcohol water solution of 2% infiltration after make pottery the super depth of field optical microscope of sheet.
Fig. 3 be mass fraction be the polyvinyl alcohol water solution of 3% infiltration after make pottery the super depth of field optical microscope of sheet.
Fig. 4 be mass fraction be the polyvinyl alcohol water solution of 4% infiltration after make pottery the super depth of field optical microscope of sheet.
Fig. 5 be mass fraction be the polyvinyl alcohol water solution of 5% infiltration after make pottery the super depth of field optical microscope of sheet.
Fig. 6 is the pottery sheet ultraviolet smearing variable concentrations 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solution
Photo before light irradiation.
Fig. 7 is the pottery sheet ultraviolet smearing variable concentrations 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solution
Make pottery after light irradiation the photo of sheet.
Fig. 8 is the rice paper ultraviolet smearing variable concentrations 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solution
Photo before light irradiation.
Fig. 9 is the rice paper ultraviolet smearing variable concentrations 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solution
Photo after light irradiation.
Figure 10 is the photo before the pottery sheet ultra violet lamp after the historical relic hidden code identification liquid smearing embodiment 1～5.
Figure 11 is the photo after the pottery sheet ultra violet lamp after the historical relic hidden code identification liquid smearing embodiment 1～5.
Figure 12 is the photo before the rice paper ultra violet lamp after the historical relic hidden code identification liquid smearing embodiment 6～10.
Figure 13 is the photo after the rice paper ultra violet lamp after the historical relic hidden code identification liquid smearing embodiment 6～10.
Figure 14 is the fluorescence spectrum figure of the pottery sheet after the historical relic hidden code identification liquid smearing embodiment 1～5.
Figure 15 is the fluorescence spectrum figure of the rice paper after the historical relic hidden code identification liquid smearing embodiment 6～10.
Detailed description of the invention
The present invention is described in more detail with embodiment below in conjunction with the accompanying drawings, but protection scope of the present invention not only limits
In these embodiments.
Embodiment 1
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 10mL mass fraction is 7 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 2
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 20mL mass fraction is 7 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 3
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 30mL mass fraction is 7 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 4
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 40mL mass fraction is 7 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 5
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 50mL mass fraction is 7 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 6
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 10mL mass fraction is 0.3 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 7
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 20mL mass fraction is 0.3 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 8
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 30mL mass fraction is 0.3 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 9
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 40mL mass fraction is 0.3 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 10
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 50mL mass fraction is 0.3 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 3%, obtains historical relic hidden code identification liquid.
Embodiment 11
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 50mL mass fraction is 0.1 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 5%, obtains historical relic hidden code identification liquid.
Embodiment 12
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 30mL mass fraction is 1 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 1%, obtains historical relic hidden code identification liquid.
Embodiment 13
By 4,4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions that 10mL mass fraction is 9 ‰ and 50mL
Mass fraction is the polyvinyl alcohol 217 ultrasonic mix homogeneously of aqueous solution of 5%, obtains historical relic hidden code identification liquid.
In order to determine the optimum material proportion of the present invention, inventor has carried out substantial amounts of laboratory research experiment, specifically
Experimental conditions is as follows:
Experimental apparatus: Digital Viscometer, is produced by Shanghai Nirun Intelligent Technology Co., Ltd.；VHX-600 surpasses scape
Deep optical microscope, is produced by Japan's KEYENCE Keyemce；X-RiteVS-450 spectrophotometer, by the U.S.
X. Rite Inc. produces；ZF-C type ultraviolet analysis instrument for three purposed, upper Haikang standing grain photoelectric instrument company limited.
1, polyvinyl alcohol viscosity screening
Preparation mass fraction is polyvinyl alcohol 217 aqueous solution of 1%, 2%, 3%, 4%, 5%, uses viscometer
Measure the viscosity of solution, the results are shown in Table 1.
Table 1 viscosity test results
As shown in Table 1, along with the increase of polyvinyl alcohol concentration, viscosity is increasing, and mobility is deteriorated.
2, polyvinyl alcohol osmotic
Cut the pottery sheet 5 pieces of 3cm × 3cm, by aqueous gelatin solution and 3g redness face that 1g mass fraction is 4%
Material mixing is mixed well, and is then evenly coated in pottery sheet surface with brush pen, and thickness is 0.12～0.2mm, and room temperature is dried.
Respectively polyvinyl alcohol 217 aqueous solution that 4mL mass fraction is 1%, 2%, 3%, 4%, 5% is spread upon pottery
On sheet, use super depth of field optical microscope measuring solution length of penetration after 5 minutes, the results are shown in Table 2 and Fig. 1～5.
Table 2 polyvinyl alcohol osmotic depth test result
From the experimental result of table 2, along with the increase permeability of polyvinyl alcohol concentration is deteriorated.
Summary viscosity and the result of the test of length of penetration, the poly-second that the present invention selects mass fraction to be 1%～5%
Enol aqueous solution, the wherein concentration of polyvinyl alcohol water solution most preferably 3%.
3, fluorometric reagent concentration screening
Cut the pottery sheet 5 pieces of 3cm × 3cm, by aqueous gelatin solution and 3g redness face that 1g mass fraction is 4%
Material mixing is mixed well, and is then evenly coated in pottery sheet surface with brush pen, and thickness is 0.12～0.2mm, and room temperature is dried.
Respectively by 4,4 '-bis-(2-sodium disulfonate styryls) that 1mL mass fraction is 1 ‰, 3 ‰, 5 ‰, 7 ‰, 9 ‰
Biphenyl aqueous solution spreads upon on pottery sheet, naturally dries, and places and observe its intensity under uviol lamp after drying, and result is shown in figure
6,7,4,4 '-bis-(the 2-sodium disulfonate styryl) biphenyl that pottery sheet from left to right corresponding in Fig. 7 is smeared
Concentration increases successively.As seen from Figure 7, the present invention selects 4,4 '-bis-(the 2-sodium disulfonate benzene second smeared on pottery sheet
Thiazolinyl) concentration of biphenyl is 1 ‰～9 ‰, most preferably 7 ‰.
Cut the rice paper of 1cm × 15cm, respectively by 1mL mass fraction be 0.1 ‰, 0.3 ‰, 0.5 ‰, 0.7 ‰,
The 4 of 1 ‰, 4 '-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions spread upon on rice paper, naturally dry.After drying
Place under uviol lamp and observe its intensity, result see Fig. 8,9,4,4 ' that rice paper from left to right corresponding in Fig. 9 is smeared-
The concentration of double (2-sodium disulfonate styryl) biphenyl increases successively.As seen from Figure 9, the present invention selects on rice paper
4 smeared, the concentration of 4 '-bis-(2-sodium disulfonate styryl) biphenyl is 0.1 ‰～1 ‰, most preferably 0.3 ‰.
4, fluorometric reagent aqueous solution and the impact on painted layer color of the polyvinyl alcohol water solution volume ratio
(1) chromatism test
Cut the pottery sheet 5 pieces of 3cm × 3cm, by aqueous gelatin solution and 3g redness face that 1g mass fraction is 4%
Material mixing is mixed well, and is then evenly coated in pottery sheet surface with brush pen, and thickness is 0.12～0.2mm, and room temperature is dried,
Obtain colored drawing pottery sheet.Use VS-450 spectrophotometer that colored drawing pottery sheet is carried out chromatism test, the most respectively by 4mL
The historical relic hidden code identification liquid brushing that embodiment 1～5 obtains is made pottery on sheet at 5 pieces of colored drawings, naturally dries, and uses
VS-450 spectrophotometer carries out chromatism test, the results are shown in Table 3.
Table 3 historical relic hidden code identification liquid process before with process after colored drawing pottery sheet color change
Note: △ E is value of chromatism, L is lightness index, and a is red green degree index, and b is champac chromaticity index.
As shown in Table 3, the colored drawing pottery sheet colored drawing after the historical relic hidden code identification liquid process of embodiment 1～5 is used
The color change of layer is little, meets the principle of " keeping historical relic original appearance ".
Cutting the rice paper of 1cm × 15cm, historical relic hidden code 1mL embodiment 6～10 obtained respectively identifies
Liquid brushing, on rice paper, is dried naturally.Process with VS-450 spectrophotometer test historical relic hidden code identification liquid
Before with process after the aberration of rice paper, the results are shown in Table 4.
Table 4 historical relic hidden code identification liquid process before with process after paper color situation of change
Note: △ E is value of chromatism, L is lightness index, and a is red green degree index, and b is champac chromaticity index.
As shown in Table 4, the color using the paper after the historical relic hidden code identification liquid process of embodiment 6～10 becomes
Change little, meet the principle of " keeping historical relic original appearance ".
(2) adhesive force test
Cut the pottery sheet 6 pieces of 3cm × 3cm, by aqueous gelatin solution and 3g redness face that 1g mass fraction is 4%
Material mixing is mixed well, and is then evenly coated in pottery sheet surface with brush pen, and thickness is 0.12～0.2mm, and room temperature is dried,
Obtain colored drawing pottery sheet, one of for blank sample, remaining 5 pieces of colored drawings pottery sheet brush respectively 4mL embodiment 1～
The historical relic hidden code identification liquid that 5 obtain, dries naturally, the most all tests its adhesive force by cross cross-hatching, tool
Body examination method for testing is: use razor blade to cut the tool marks that 6 roads are parallel on coat of colo(u)r, tool marks length 10～20mm,
Distance between cut channel is 1mm, cuts through the entire depth of coat of colo(u)r；Cut same cut channel 6 road again, vertical with the former,
Form many lattices, more translucent adhesive tape wide for 25mm is attached on whole stroke of lattice, tear with minimum angles
Under, result is tried to achieve by the ratio of the area that comes off according to colored drawing surface.With reference to standard GB/T/T1720-1989 (0
Preferably, 5 grades are worst for level, belong to severe detachment more than 4 grades) test.Test result is shown in Table 5.
Table 5 adhesive force test result
As shown in Table 5, colored drawing pottery its adhesive force of sheet processed according to embodiment 1～5 increases, and improves painted layer
The adhesive force of pigment, and coloured drawing pigment layer is played the effect of reinforcing.
(3) fluorescence intensity is observed and test
Historical relic hidden code identification liquid brushing 2mL embodiment 1～5 obtained respectively is made pottery sheet at colored drawing, and 2mL is real
Executing historical relic hidden code identification liquid brushing that example 6～10 obtains on rice paper, observe under uviol lamp, result is shown in figure
10～13, test its fluorescence intensity simultaneously, result see Figure 14,15.
As seen from the figure, by 4 that mass fraction is 3 ‰～9 ‰, 4 '-bis-(2-sodium disulfonate styryl) biphenyl are water-soluble
Liquid and mass fraction be 2%～4% polyvinyl alcohol 217 aqueous solution mix for 1:5～3:5 by volume
Historical relic hidden code identification liquid brushing is on pottery sheet surface, and by 4 that mass fraction is 0.3 ‰～1 ‰, 4 '-bis-(2-
Sodium disulfonate styryl) biphenyl aqueous solution and mass fraction be that polyvinyl alcohol 217 aqueous solution of 2%～4% is by body
Amass than the historical relic hidden code identification liquid brushing mixed for 1:5～3:5 on rice paper surface, see under uviol lamp
The fluorescence intensity examined is higher, and aberration is less, meets the simple and unsophisticated principle that historical relic is repaired.
Summary experimental result is visible, and historical relic hidden code identification liquid of the present invention is written on historical relic body surface, color
Difference is little, does not destroy historical relic body outward appearance；Fluorescence intensity is high, effectively can be identified historical relic again.Additionally, it is logical
Cross adhesive force and permeability test find that hidden code identification liquid of the present invention is preferable at cultural artifact surface adhesive force, it is possible to
Strengthen the intensity of historical relic carrier material, durability degree and aging resistance degree.
Claims (4)
1. a historical relic hidden code identification liquid, it is characterised in that: described historical relic is relics or masonry,
This historical relic hidden code identification liquid is joined by 4,4 ' that mass fraction is 1 ‰～9 ‰-bis-(2-sodium disulfonate styryls)
Benzene aquatic solution mixes for 1:5～5:5 by volume with the polyvinyl alcohol water solution that mass fraction is 1%～5%.
Historical relic hidden code identification liquid the most according to claim 1, it is characterised in that: this historical relic stealth is compiled
Code identification liquid is by 4,4 ' that mass fraction is 3 ‰～9 ‰-bis-(2-sodium disulfonate styryl) biphenyl aqueous solutions and matter
Measure the polyvinyl alcohol water solution that mark is 2%～4% to mix for 1:5～3:5 by volume.
Historical relic hidden code identification liquid the most according to claim 1, it is characterised in that: this historical relic stealth is compiled
Code identification liquid is divided with quality by 4,4 ' that mass fraction is 7 ‰-bis-(2-sodium disulfonate styryl) biphenyl aqueous solution
Number be 3% polyvinyl alcohol water solution mix for 2:5 by volume.
4. according to the historical relic hidden code identification liquid described in claims 1 to 3 any one, it is characterised in that: institute
The polyvinyl alcohol stated is polyvinyl alcohol 217.
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| CN201510083065.1A CN104693892B (en) | 2015-02-16 | 2015-02-16 | A kind of historical relic hidden code identification liquid |
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| CN201510083065.1A CN104693892B (en) | 2015-02-16 | 2015-02-16 | A kind of historical relic hidden code identification liquid |
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| CN114199771B (en) * | 2021-12-17 | 2024-09-13 | 重庆大学 | Cultural relic anti-theft spectrum monitoring method and system based on filter wheel camera |
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| CN102002365B (en) * | 2009-08-31 | 2013-08-21 | 南京希光光电科技有限公司 | Transparent nano florescent material composition and application thereof in invisible anti-counterfeiting products |
| JP5560062B2 (en) * | 2010-02-26 | 2014-07-23 | ゼブラ株式会社 | W / O type emulsion ink composition for writing instrument and writing instrument |
| JP6097558B2 (en) * | 2012-12-27 | 2017-03-15 | ゼブラ株式会社 | Marking pen |
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