WO2021134813A1 - 稀土光谱溯源的打印机墨粉 - Google Patents
稀土光谱溯源的打印机墨粉 Download PDFInfo
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- WO2021134813A1 WO2021134813A1 PCT/CN2020/071024 CN2020071024W WO2021134813A1 WO 2021134813 A1 WO2021134813 A1 WO 2021134813A1 CN 2020071024 W CN2020071024 W CN 2020071024W WO 2021134813 A1 WO2021134813 A1 WO 2021134813A1
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- spectrum
- rare earth
- traceability
- printer toner
- carrier
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- 238000001228 spectrum Methods 0.000 title claims abstract description 72
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 57
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 63
- 230000003595 spectral effect Effects 0.000 claims abstract description 34
- 239000000843 powder Substances 0.000 claims abstract description 23
- 229910000420 cerium oxide Inorganic materials 0.000 claims abstract description 21
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000007639 printing Methods 0.000 claims abstract description 17
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims abstract description 16
- 239000000376 reactant Substances 0.000 claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 230000032683 aging Effects 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 15
- 239000002245 particle Substances 0.000 description 4
- -1 rare earth cerium oxide Chemical class 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G9/00—Developers
- G03G9/08—Developers with toner particles
Definitions
- the invention relates to the technical field of anti-counterfeiting traceability of toner for printer consumables, in particular to a printer toner traceable to the rare earth spectrum, which belongs to the modern office industry.
- printer toners are all fluorescent methods, which cannot trace the source of the user's printing toner.
- To trace the source of the printed product requires a complicated testing process.
- the identification of printed documents is complicated and requires damaged samples for imprint traceability identification. See the use of rare earth spectroscopy traceability method to carry out printer toner anti-counterfeiting traceability identification method and technical application information and use reports.
- the rare earth spectrum traceable printer toner adopts rare earth spectrum raw materials mixed with printer toner, with different proportions and different spectral characteristics; editing the ratio method, customizing the rare earth spectrum traceable printer toner, the rare earth spectrum traceable printer toner , Negatively charged processing, suitable for mixing with negatively charged printing toner.
- the rare earth spectrum traceable material is charged according to the working principle of the printer toner.
- Figure 1 is a schematic diagram of printer toner process control with rare earth spectrum traceability.
- 1 is rare earth cerium oxide powder
- 2 is rare earth cerium oxide reactant powder
- 3 is other rare earth oxide powder
- 4 is other rare earth oxide reactant powder
- 5 is other rare earth oxide reactant powder Combination powder
- 1-1; 2-1; 3-1; 4-1; 5-1 is the powder after 1-5 charged treatment
- 6 is printer toner
- 7 is mixed charged rare earth spectrum traceability material
- the printer toner, 8 is the printing material carrier
- 9 is the carrier for printing imprints
- 10 is the document after aging treatment.
- the particle size of five kinds of rare earth spectrum traceable materials powder is subject to the printer toner can be transferred out.
- the charging process is based on the uniformity of the material that can be traced to the rare earth spectrum.
- Rare earth oxide reactant is a typical spectral traceability line material after the rare earth oxide is heated to 300°C and then subjected to cooling heat treatment, and one of the following treatment methods: passivation treatment, metal heat treatment, acid etching treatment, and alkali etching treatment .
- the printer toner is the current universal printer toner.
- the printed material carrier is a universal carrier.
- the printer carrier is a typical spectral line carrier.
- the documents are irradiated with ultraviolet for 10s, and a 10w ultraviolet disinfection lamp is used.
- infrared light heat is used for 30s.
- the cerium oxide powder described in this manual specifically refers to a rare earth oxide with a typical score spectrum line as a specific spectral traceability line, which can be used to improve the quality of the printing material after the printer toner is mixed through the charge performance, and transfer it out
- the rare earth spectrum traceable printer toner can realize anti-counterfeiting traceability of any rare earth oxide
- This manual uses cerium oxide as a typical spectral traceability line material as an example to explain the negatively charged printer toner.
- the present invention provides a printer toner with rare earth spectrum traceability, which has the advantage of unique spectrum traceability, and solves the problem that the current printer toner can be traced to manufacturers and there is no print toner for users that can be traced.
- This technology physically adds trace rare earth oxides to the original product powder, and shows the spectral characteristics according to the different types and quality of the added substances, and realizes the anti-counterfeiting printer toner that can be traced to the user, the manufacturer, and the carrier. It can be widely used in government agencies. , Certification agencies and occasions where the carrier documents need to be anti-counterfeit.
- the present invention provides the following technical solutions: mix cerium oxide with other rare earth oxides, reactant powder and printer toner, and use rare earth materials as spectral traceability materials to print carrier spectral test lines , Traceability printer toner spectrum line, rare earth material spectrum line for the unique traceability of printed materials and printed products.
- the printer toner for the rare earth spectrum traceability is a combination of cerium oxide, other rare earth oxides, and reactant powders, with different proportions and different spectral characteristics; edit the ratio method, and customize the spectrum spectrum of the printer toner traceable by the rare earth spectrum Line traceable materials.
- the rare earth spectrum raw materials are mixed with the printer toner, and the ratio is different, and the spectral characteristics are different; the proportioning method is edited, and the printer toner traceable to the rare earth spectrum is customized.
- the printer toner traceable to the rare earth spectrum has different charging processing methods, is applicable to toners with different mixing printing principles, and has different effects in improving printing quality.
- cerium oxide is used for negatively charged printer toners.
- the printer toner with rare earth spectrum traceability provided by the present invention has the following beneficial effects:
- cerium oxide to improve the quality of toner for negatively charged printers.
- the particle size of the cerium oxide matches the particle size of the printer toner, and the particle size of other rare earth materials is subject to the transfer of the mixed printer toner to the carrier.
- Rare earth spectrum traceability materials are mixed with isostatic and isothermal parameters, pressure>standard atmospheric pressure; temperature>100°C, packaged after anaerobic cooling.
- the rare earth spectrum traceable material is mixed with the printer toner, the pressure>standard atmospheric pressure; 38°C ⁇ temperature>40°C, packaged after anaerobic cooling. It adopts universal cyclone mixing, sieving mixing and stirring mixing.
- the aging treatment of printed products adopts temperature-rising aging treatment and temperature-changing cycle treatment.
- the spectrum test Collect the typical peak value in the range of 40%-60% relative humidity to eliminate the moisture spectrum. After the drying treatment, test and compare the collected spectrum after drying.
- the carrier of the printed product is customized by the party that uses the printed material, and the consistency of the spectrum of the carrier should not be greater than 0.05%, that is, there should be no five kinds of spectral line contour changes in each batch of 10,000 pages.
- the number of prints used on the carrier is controlled, that is, when a batch of printed materials, the total number of prints used on the carrier is coded continuously.
- a non-carrier uses custom-made rare-earth spectrum traceable printer toner, it is defined as an illegal carrier.
- the printing material is set for batch consistency and anti-counterfeiting.
- the printing material setting batch is used for the total number of carriers and the consistency of the batch of carriers for anti-counterfeiting.
- the printing material is set to be aging treatment to be consistent and anti-counterfeiting.
- the printer toner traceable to the rare earth spectrum of the present invention the selection of rare earth materials is suitable for various current rare earths, rare earth oxides, rare earth reactants and their combinations, and the method is that the universal rare earth materials are mixed and added as the spectrum of anti-counterfeiting materials Traceability spectrum.
- the invention protects the use of rare earth oxide powder and rare earth oxide reactant powder as anti-counterfeiting spectrum traceability materials.
- the invention protects a spectral traceability method for traceable printed materials and printed products using traceable rare earth anti-counterfeiting materials.
- cerium oxide substrate disclosed in the method of this patent is suitable for any negatively charged rare earth anti-counterfeiting material to be mixed with printer toner separately.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Developing Agents For Electrophotography (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
稀土光谱溯源的打印机墨粉，采用氧化铈、氧化铈反应物与其他稀土氧化物、反应物粉体混合作为光谱溯源材料，与打印机墨粉进行组分混合，记录成分配比，测试记录混合后印材的光谱谱线，打印载体测试记录印材载体的光谱谱线，老化载体后再次测试载体老化后印材的光谱谱线；可以标准化、通用化、系列化、工业化生产稀土光谱溯源的打印机墨粉，制造机构的产品可溯源、定制用户的印品可溯源，广泛适用于打印印品及其衍生产品的防伪溯源，不损坏样品，通过比对光谱作唯一性鉴定。
Description
本发明涉及打印机耗材墨粉的防伪溯源技术领域，具体为一种稀土光谱溯源的打印机墨粉，属于现代办公行业。
现在的打印机墨粉防伪都是荧光法，不能溯源使用者的打印墨粉来源，追溯印品来源，需要复杂的测试过程，对于打印文件的文书鉴定、错综复杂，需要损坏样品进行印记溯源鉴定，未见采用稀土光谱溯源方法，进行打印机墨粉防伪溯源鉴定方法和技术应用信息及使用报道。
发明内容
所述稀土光谱溯源的打印机墨粉，采用稀土光谱原材料与打印机墨粉混合，比例不同，光谱特征不同；编辑配比方法，定制稀土光谱溯源的打印机墨粉，所述稀土光谱溯源的打印机墨粉，带负电处理，适用混合于带负电荷打印墨粉。
本发明具有以下特征：
1、将氧化铈与其他稀土氧化物、反应物粉体与打印机墨粉进行组分混合，利用稀土材料作光谱溯源材料，以打印载体光谱测试谱线，溯源打印机墨粉光谱谱线、稀土材料光谱谱线进行印材、印品唯一性溯源。
2、采用光谱测试记录防伪材料光谱，防伪材料混合物光谱，打印机墨粉混合物光谱，打印载体印品光谱、老化处理印品后的光谱，通过直读光谱溯源。
3、稀土光谱溯源材料，按照打印机墨粉的工作原理进行带电处理。
附图说明如下
附图1是稀土光谱溯源的打印机墨粉过程控制原理图。
附图1的1是稀土氧化铈粉体，2是稀土氧化铈反应物粉体；3是其他稀土氧化物粉 体，4是其他稀土氧化物反应物粉体，5是其他稀土氧化物反应物组合粉体；1-1；2-1；3-1；4-1；5-1是1-5带电荷处理后的粉体；6是打印机墨粉，7是混合带电荷稀土光谱溯源材料的打印机墨粉，8是印材承载体，9是打印印记的承载体，10是老化处理后的文件。
1-5五种稀土光谱溯源材料粉体粒径以打印机墨粉可以转印出来为准。
带电荷处理以可以进行稀土光谱溯源材料带统一电性为准。
稀土氧化物反应物，为稀土氧化物升温至300℃后，进行降温热处理，并进行以下一种处理方式：钝化处理、金属热处理，酸蚀处理、碱蚀处理后的典型光谱溯源谱线材料。
打印机墨粉为现行通用的打印机墨粉。
混合带电荷稀土光谱溯源材料的打印机墨粉，物理混合，定温40℃、定压标准大气压，湿度40％。
印材承载体为通用的承载体。
打印机承载体为典型光谱谱线承载体。
老化处理后的文件，对文件进行紫外照射10s，采用10w紫外消毒灯，
紫外处理后采用红外光热定型30s。
本说明书描述的氧化铈粉体，是特指以一种典型分值光谱谱线的稀土氧化物作为特定光谱溯源谱线，可以为通过电荷性能满足打印机墨粉混合后提高印材质量，转印出来的稀土光谱溯源的打印机墨粉可以实现防伪溯源的任何稀土氧化物，
本说明书以氧化铈为典型光谱溯源谱线材料为例进行带负电荷打印机墨粉的说明。
(一)解决的技术问题
针对现有技术的不足，本发明提供了稀土光谱溯源的打印机墨粉，具备了唯一性光谱溯源的优点，解决了目前的打印机墨粉可溯源制造厂家，没有可溯源使用者的打印墨粉，本技术在原成品粉物理添加微量稀土氧化物，根据添加的物质种类不同、质量不同彰显光谱特性，实现用户端可溯源、制造厂可溯源、载体可溯源的防伪打印机墨粉，可广泛用于机关、办证机构和需要对载体文件防伪的场合。
(二)技术方案
为实现上述的目的，本发明提供如下技术方案：将氧化铈与其他稀土氧化物、反应物粉体与打印机墨粉进行组分混合，利用稀土材料作光谱溯源材料，以打印载体光谱测试谱线，溯源打印机墨粉光谱谱线、稀土材料光谱谱线进行印材、印品唯一性溯源。
所述稀土光谱溯源的打印机墨粉，光谱溯源材料为氧化铈、其他稀土氧化物、反应物粉体组合，比例不同，光谱特征不同；编辑配比方法，定制稀土光谱溯源的打印机墨粉光谱谱线溯源材料。
所述稀土光谱溯源的打印机墨粉，稀土光谱原材料与打印机墨粉混合，比例不同，光谱特征不同；编辑配比方法，定制稀土光谱溯源的打印机墨粉。
所述稀土光谱溯源的打印机墨粉，带电处理方法不同，适用混合打印原理不同墨粉，提高打印质量效果不同，例如，，氧化铈用于负电的打印机墨粉。
(三)有益效果
与现有技术相比，本发明提供的稀土光谱溯源的打印机墨粉，具备以下有益效果：
1、采用氧化铈，提高带负电打印机墨粉的质量。
2、实现制造方产品可溯源，并可根据氧化铈、氧化铈氧化物、氧化铈反应物的本征光谱谱线，溯源制造厂端的印材、承载用户端印品。
3、溯源测试不损坏样品。
4、提高印材、印品的质量。
5、印材、印品回收再利用，可溯源再利用产品的制造方。
6、开拓了稀土材料在印材、印品光谱溯源领域的市场。
7、开拓了印材、印品全过程光谱溯源产业化技术路线和创新方法。
下面对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本发明一部分实施例，而不是全部的实施例。
基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的防伪。
本发明实施步骤如下：
1、测试、建立适用于打印机墨粉添加稀土氧化铈粉体、稀土氧化铈反应物粉体及其他们的组合光谱谱线图库。
1.1建立各种稀土材料粉体光谱谱线图库。
1.2建立不同混合配比量稀土粉体材料的光谱谱线图库。
1.3建立打印机墨粉混合定量稀土粉体材料的光谱谱线图库。
1.4建立打印机墨粉混合定量不同种稀土粉体材料的光谱谱线图库。
1.5建立标准载体印品光谱谱线图库。
1..6建立标准载体印品老化处理后的光谱谱线图库。
1.7将印品老化处理后的光谱谱线图库、印品光谱谱线图库、光谱材料系列光谱谱线图库进行数据分析，比对做出溯源比对结论光谱谱线图库。
二、选择稀土光谱溯源材料控制要点
2.1氧化铈：
氧化铈粒径与打印机墨粉粒径匹配，其他稀土材料的粒径与可以通过混合的打印机墨粉转印到承载物上为准。
2.2稀土光谱溯源材料添加量以承载物可光谱溯源为准。
2.3稀土光谱溯源材料带电处理选择与打印机墨粉相同带电性及其参数。
三、混合过程控制要点
3.1稀土光谱溯源材料等压、等温参数进行混合，压力＞标准大大气压；温度＞100℃，绝氧降温后包装。
3.2稀土光谱溯源材料与打印机墨粉进行混合，压力＞标准大大气压；38℃＜温度＞40℃，绝氧降温后包装。采用通用的旋风混合，筛分混合、搅拌混合。
四、印品老化控制要点
4.1印品老化处理采用升温时效处理、变温周期处理。
4.2印品老化处理后，光谱测试.采集相对湿度40％-60％区间的典型峰值，消除水分光 谱，在干燥处理后，测试采集干燥后的光谱相比较。
五、印品溯源控制要点
印品的承载体由使用印材方定制，承载体光谱谱线的一致性，不得大于0.05％，即每批次万页不得出现五种光谱谱线轮廓变化。
印材，使用在承载体的印数受控，即，当批次印材，用于承载体的印品总量编码连续记录。
当出现非承载体使用定制的稀土光谱溯源的打印机墨粉，定义为承载体非法。
当出现承载体使用非定制的稀土光谱溯源的打印机墨粉，定义为印品非法。
六、印材溯源控制要点：
印材设定批次一致性防伪。
印材设定批次使用在承载物总数、承载物批次一致性防伪。
印材设定老化处理一致性防伪。
本发明稀土光谱溯源的打印机墨粉，稀土材料的选在适用于现行各种稀土、稀土氧化物、稀土反应物及其他们的组合，其方法是通用的稀土材料经过混合添加作为防伪材料的光谱溯源谱线。
本发明保护的是采用稀土氧化物粉体、稀土氧化物反应物粉体做防伪光谱溯源材料。
本发明保护的是采用溯源稀土防伪材料溯源印材、印品的光谱溯源方法。
本专利方法公开的氧化铈基材示例，适用于任何带负电的稀土防伪材料于打印机墨粉分体混合。
Claims (3)
- 稀土光谱溯源的打印机墨粉，将氧化铈、氧化铈反应物与其他稀土氧化物、反应物粉体与打印机墨粉进行组分混合，利用稀土材料作光谱溯源材料，以打印载体光谱测试谱线，溯源打印机墨粉光谱谱线、稀土材料光谱谱线，进行印材、印品唯一性溯源。
- 根据权利要求1所述，稀土光谱溯源的打印机墨粉具有以下特征：采用光谱测试记录防伪材料光谱谱线，防伪材料混合物光谱谱线，打印机墨粉混合物光谱谱线，打印载体印品光谱谱线、老化处理印品后的光谱谱线，通过直读光谱溯源典型光谱谱线一致性特征。
- 据权利要求1所述，稀土光谱溯源的打印机墨粉具有以下特征：稀土光谱溯源材料，按照打印机墨粉的工作原理进行带负电荷处理。
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563270A (zh) * | 2004-04-20 | 2005-01-12 | 中国印钞造币总公司 | 机器可读荧光/磷光防伪材料、该材料的制作方法及其应用 |
| CN1617167A (zh) * | 2004-11-11 | 2005-05-18 | 帅建波 | 红外激发材料指纹化商品防伪标识及其鉴伪系统和应用 |
| CN101650541A (zh) * | 2009-09-11 | 2010-02-17 | 富美科技有限公司 | 一种防伪墨粉 |
| DE102009013377A1 (de) * | 2009-03-09 | 2010-09-16 | Schott Ag | Verwendung eines Borosilikatglases zur Erhöhung der Fälschungssicherheit einer Verpackung |
| CN101880487A (zh) * | 2010-06-08 | 2010-11-10 | 天津大学 | 多重光学频率变换防伪涂料的制备方法及防伪检测方法 |
| CN102205761A (zh) * | 2011-03-28 | 2011-10-05 | 上海印钞有限公司 | 一种防伪安全文件及安全文件的检测方法 |
| CN204749588U (zh) * | 2015-07-06 | 2015-11-11 | 东港股份有限公司 | 一种智能谱学信息防伪票据 |
| CN108913139A (zh) * | 2018-06-22 | 2018-11-30 | 大连海事大学 | 一种可多波长激发的发光物及多波长激发的显示和识别方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT506169B1 (de) * | 2007-12-07 | 2010-11-15 | Arc Austrian Res Centers Gmbh | Drucktinte, druckfarbe bzw. druckpaste |
| CN104264528A (zh) * | 2014-09-29 | 2015-01-07 | 陈嗳 | 一种新型防伪纸及其制备方法 |
| CN109096826A (zh) * | 2018-11-01 | 2018-12-28 | 陕西科技大学 | 一种稀土发光材料制备及印刷油墨中防伪应用的方法 |
-
2019
- 2019-12-31 CN CN201911401984.3A patent/CN111103774A/zh active Pending
-
2020
- 2020-01-08 WO PCT/CN2020/071024 patent/WO2021134813A1/zh active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563270A (zh) * | 2004-04-20 | 2005-01-12 | 中国印钞造币总公司 | 机器可读荧光/磷光防伪材料、该材料的制作方法及其应用 |
| CN1617167A (zh) * | 2004-11-11 | 2005-05-18 | 帅建波 | 红外激发材料指纹化商品防伪标识及其鉴伪系统和应用 |
| DE102009013377A1 (de) * | 2009-03-09 | 2010-09-16 | Schott Ag | Verwendung eines Borosilikatglases zur Erhöhung der Fälschungssicherheit einer Verpackung |
| CN101650541A (zh) * | 2009-09-11 | 2010-02-17 | 富美科技有限公司 | 一种防伪墨粉 |
| CN101880487A (zh) * | 2010-06-08 | 2010-11-10 | 天津大学 | 多重光学频率变换防伪涂料的制备方法及防伪检测方法 |
| CN102205761A (zh) * | 2011-03-28 | 2011-10-05 | 上海印钞有限公司 | 一种防伪安全文件及安全文件的检测方法 |
| CN204749588U (zh) * | 2015-07-06 | 2015-11-11 | 东港股份有限公司 | 一种智能谱学信息防伪票据 |
| CN108913139A (zh) * | 2018-06-22 | 2018-11-30 | 大连海事大学 | 一种可多波长激发的发光物及多波长激发的显示和识别方法 |
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