This standard specifies the product classification, technical requirements and test methods of ultraviolet excited fluorescent inks for offset and letterpress printing. This standard applies to ultraviolet excited fluorescent inks used on single-color and multi-color offset printing presses, numbering machines or letterpress printing presses. GB/T 17001.1-1997 Anti-counterfeiting inks Part 1: Technical conditions for ultraviolet excited fluorescent inks (offset and letterpress printing) GB/T17001.1-1997 Standard download decompression password: www.bzxz.net
This standard specifies the product classification, technical requirements and test methods of ultraviolet excited fluorescent inks for offset and letterpress printing. This standard applies to ultraviolet excited fluorescent inks used on single-color and multi-color offset printing presses, numbering machines or letterpress printing presses.
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ICS87.080 National Standard of the People's Republic of China GB/T 17001.1-7997 Anti-counterfeiting ink Part 1: Technical requirement of ultraviolet fluorescent ink (Offset and letterpress printing) Technical conditions Anti-counterfeiting ink Part 1: Technical requirement of ultraviolet fluorescent ink Published on October 5, 1997 State Administration of Technical Supervision Implementation on May 1, 1998 GB/T 17001.1-1997 Cited standards Product classification Technical requirements Test methods Marking, packaging, transportation, storage GB/T 17001.1—1997 Anti-counterfeiting oil halo is a special commodity, which can be divided into many types according to its use and usage characteristics. This standard, as the first part of the "Anti-counterfeiting ink standard", is applicable to all domestic ultraviolet excited fluorescent anti-counterfeiting inks used for offset and letterpress printing. This standard is proposed by the State Administration of Technical Supervision. This standard is under the jurisdiction of the National Anti-counterfeiting Standardization Technical Committee. This standard is drafted by the Printing Science and Technology Research Institute of the People's Bank of China. The drafters of this standard are Ma Changsheng, Zhao Dianqing and Shi Li. 1 Scope National Standard of the People's Republic of China Anti-counterfeiting ink Part 1: Technical rearement of ultraviolet fluorecent ink This standard specifies the technical requirements and test methods for ultraviolet excited fluorescent ink used in offset and letterpress printing. This standard is applicable to ultraviolet excited fluorescent ink used in single-color and multi-color offset printing presses or letterpress printing presses. 2 Referenced standards GB/T 17001.1 1997 The following standards constitute the provisions of this standard by reference in this standard. When this standard is issued, the versions shown shall be subject to revision and the current version shall be valid. All standards GB 250--1995 GB 73086 GB/T 14624. GB/T14624 GB/T 14624. QB 55983 3Definition Parties to standards should discuss the possibility of using the latest versions of the following standards. L Grey scale for evaluating discoloration and blue wool standard for weather resistance colorimetry Ink color test method Ink fluidity test method Universal value test method Ink viscosity test method This standard adopts the following definitions 3.1 Ultraviolet excited fluorescent ink Ink that emits visible light or light under 254nm or 365nm ultraviolet excitation. 3.2 Standard sample Sample used to compare the quality of fluorescent inks under ultraviolet excitation as specified by national standards 3.3 Test sample Ultraviolet excited fluorescent ink for inspection. 3.4 Colorless fluorescent ink Ultraviolet excited fluorescent ink without colorant, the appearance of the printed product under natural light is colorless or only very light color. 3.5 Colored fluorescent ink Ultraviolet excited fluorescent ink containing color excitation has various colors under natural light. 4 Product classification 4.1 Products are divided into two types according to their apparent color under natural light: colorless fluorescent ink and colored fluorescent ink. Approved by the State Bureau of Technical Supervision on October 5, 1997 and implemented on May 1, 1998 GB/T 17001. 1--1997 4.2 The above two types of ultraviolet excited fluorescent inks can be divided into several varieties according to the different luminescent materials excited by ultraviolet light. For example, colorless yellow fluorescent ink containing yellow fluorescent material, and ultraviolet red fluorescent ink containing red fluorescent material. 4.3 Product model compilation method: Part 1 Ink color Part 2 Maximum emission wavelength of fluorescence in nanometers (Arabic numerals) Colorless or white Example: Technical requirements The maximum emission wavelength of the product fluorescence is 520nm -The product appearance color is red The various quality indicators and performance requirements of the product must comply with the provisions of Table 1. Table 1 Technical requirements for fluorescent inks Item Month name Appearance color Flowability/(mm·C-1) Fineness/μum Viscosity increase/40℃ Relative fluorescence/% Maximum fluorescence emission wavelength/ml Cooking resistance Hot water resistance Ethanol resistance Steam resistance Light resistance Test method Appearance color shall be in accordance with GB/T14624.1. Fluidity according to GB/T14624.3. 6.3Fineness according to QB559 6.4Viscosity increment according to GB/T14624.6. 6.5Fluorescence brightness test 6.5.1 Principle (Three Arabic numerals) ××× Similar to standard sample Offset printing 30~40 Relief printing 25~30 100±10 Difference with standard sample ±5 ≥3 levels The fluorescence brightness of ultraviolet fluorescent ink refers to the emission of j2 by the printed sample of the test sample and the standard sample under the excitation of 254 nm or 365 nm ultraviolet light GB/T 17001- 11997 Compare the brightness of the fluorescence in the visible light range. The test results are expressed in percentage. This method can be divided into visual test method and instrumental test method. 6.5.2 Visual test method 6.5.2.1 Instruments and tools a) Ink mixing; b) Scraping knife; c) Printing paper, which does not produce visible fluorescence under 254nm or 365nm ultraviolet light; d) Standard ink: e) Analytical balance: maximum weighing 100g, sensitivity 1mg; f) Weighing glass slide: 50 mm×50 mm×2mm; g) 254ntm or 365nm ultraviolet light source. 6.5.2.2 Test steps a) Use an analytical balance to weigh 2g of standard white ink and 0.2g of standard fluorescent ink on a glass slide, mix the weighed ink samples thoroughly, and weigh the sample fluorescent ink in the same way and mix them well. b) Use an ink knife to apply a small amount of the adjusted standard sample ink and sample ink to the upper left and right sides of the scraping paper. Then use the scraping knife to scrape the oil scraping sample as shown in the figure. One side color c) Place the scraping sample under the same ultraviolet light and visually observe whether the fluorescent color brightness of the ink is consistent. If not, change the amount of standard white ink used in the sample until the brightness on the left and right sides is consistent. Calculate the fluorescent brightness of the sample relative to the standard fluorescent ink according to formula (1). d) Calculation method S = (B/A) × 100% Percentage of sample fluorescence brightness (standard sample is 100%) Formula s A——Amount of white ink used to dilute the standard sample; B——Amount of white ink used to dilute the sample. 6.5.2.3 Report Report the excitation wavelength, relative fluorescence brightness of the sample and the standard sample. 6.5.3 Instrument measurement method 6.5.3.1 Instruments and materials a) Printability tester; b) Fluorescence spectrophotometer; c) Printing sample paper: does not produce visible fluorescence under 2541nm or 365nm ultraviolet light) Ink knife, e) Blade. 6.5.3.2 Inspection steps GB/T 17001.1-1997 ) Take both the standard sample and the sample ink, and make a print on the sample paper using the print suitability tester under the same conditions. The thickness of the next layer is [-2Hm, and it will be used after natural drying for 24 hours. b) Cut the above print into a rectangle of 20mm×30mm: c) Fix the rectangular print on the sample holder of the fluorescence spectrophotometer for measurement, record the spectral data, and draw a spectrum graph. d) Repeat the experiment, record the data, 6.5.3.3 Calculation of relative fluorescence brightness Fluorescence brightness of the sample (half mean) Fluorescence brightness of the standard sample (net value) × 100% Relative fluorescence brightness - 6.5.3.4 Report Report the excitation wavelength, instrument error value and relative fluorescence brightness of the sample. 6.6 Measurement of maximum fluorescence emission wavelength 6.6.1 Principle The maximum emission wavelength of ultraviolet excited fluorescent ink refers to the wavelength corresponding to the maximum peak of the spectrum in the visible light range emitted by the ultraviolet excited gray light ink print under ultraviolet irradiation of 254nm or 365nm. 6.6.2 Instruments and materials a) Printability tester b) Fluorescence spectrophotometer c) Printing sample paper: e) Blade. 6.6.3 Inspection steps nm or 365nm ultraviolet light does not produce visible fluorescence: 6.6.3.1 Take the standard sample and sample ink, and use the printability tester to make a print on the sample paper. The ink layer thickness is 1-2μm. Dry it naturally for 24 hours before use. mm rectangular cut 6.6.3.2 Cut the above sample into 20mm×306.6.3.3 Fix the rectangular piece on the sample holder of the fluorescence spectrophotometer to measure and record the data, and draw the spectrum. 6.6.3.4 Repeat the experiment to measure the data. 6.6.4 Report Report the excitation wavelength and the maximum break length 6.7 Resistance test 6.7.1 Heat resistance test method 6.7.1.1 Principle The heat resistance of ultraviolet excited fluorescent oil is the degree of reduction of the fluorescence brightness of the oiler print after heating for a period of time. The smaller the change, the better the resistance, and vice versa. 6.7.1.2 Instruments and materials a) Blast drying box; b) Printability tester; c) Printing sample paper: no visible fluorescence under 254nm or 365nm ultraviolet light; d) Ink knife: e) Film. 6.7.1.3 Test temperature 100℃+2℃. 6.7.1.4 Inspection steps GB/T 17001.1---1997 a) Take ink evenly and make a print sample with an ink layer thickness of 1~-2! μm on the printability tester. Dry it naturally for 21 seconds before use. b) Cut the print sample into a rectangle of 20 mm×30 mm, a total of two parts. 6.7.1.5 Rating Put the above two samples under the same ultraviolet light source for inspection and divide them into five levels: Level 5, no change in fluorescence. Level 4: Slightly weakened fluorescence. Level 3, significantly weakened fluorescence Level 2: Only traces of fluorescence. Grade 1: fluorescence disappears, 6. 7. 1. 6 Report Report the rating result and temperature, 6. 7. 2 Hot water resistance test 6.7. 2. 1 Principle Hot water resistance refers to the degree of reduction in the brightness of the carbon light after the UV-excited fluorescent ink print is soaked in hot water for a certain period of time. The smaller the change, the better the resistance, and vice versa. 6.7.2.2 Instruments and materials a) Printability tester b) Sample paper: no visible fluorescence is produced under c) Electric constant temperature water d) Glass beaker: e) Tweezers: m or 365nm ultraviolet light f) Filter paper. 6. 7. 2. 3 Test conditions The test is carried out in a water bath, and the test solution temperature is 80℃±26. 7. 2. 4 Test steps a) Take the ink evenly and make a sample with a thickness of 1~2μm on the printing activity meter. Dry it naturally for 241 seconds and then use it. b) Cut the printed sample into rectangles of 20 30mm, a total of two. c) Soak one of the cut samples in 50mL of 80C hot water under the condition of keeping warm for 30min, take it out and dry it on filter paper, and compare it with the other one. 6.7.2.5 Rating The above two samples are placed under the same ultraviolet light source for observation and divided into five levels. Level 5: No change in fluorescence. Level 4: Fluorescence is slightly weakened. Level 3: Fluorescence is obviously weakened. Grade 2: Only traces of fluorescence. Grade 1: Fluorescence disappears. 6.7.2. 6 Report Report the rating results. Soaking temperature and time. 6.7. 3 Ethanol resistance test 6. 7.3.1 Principle Ethanol resistance refers to the degree of reduction in the fluorescence brightness of the UV-excited fluorescent ink print after it has been soaked in ethanol for a certain period of time. The smaller the change, the better the resistance, and vice versa. 6.7.3.2 Apparatus and materials a) Printability tester, GB/T 17001. 1—1997 b) Sample paper: no visible fluorescence under 254nm or 365nm ultraviolet light; glass beaker, d) 95% chemically pure alcohol; e) tweezers f; f) filter paper. 6.7.3.3 Test conditions The test is carried out at room temperature, with the test solution temperature of 25℃±2℃. 6.7.3.4 Test steps a) Take ink evenly and make a print sample with an ink layer thickness of 1 to 2 μm on the printability tester. Dry it naturally for 24 hours before use. b) Cut the print sample into two rectangles of 20mm×30mm. ) Soak one of the cut samples in the alcohol solution for 30 minutes, take it out and place it on paper to dry, and compare it with the other one. 6.7. 3. 5 Rating Place the above two cut samples under the same ultraviolet light source for observation, and divide them into five levels: Level 5: No change in fluorescence. Level 4: Slightly weakened fluorescence. Level 3: Significantly weakened fluorescence. Level 2: There are traces of fluorescence. Level 1: Fluorescence disappears. 6.7.3.6 Report Report the rating results and temperature and time. 6.7.4 Gasoline resistance test 6.7.4.1 Principle Gasoline resistance refers to the degree of fluorescence brightness of the UV-excited fluorescent ink print after it is soaked in No. 90 gasoline for a certain period of time. The smaller the change, the better the resistance, and vice versa. 6.7.4.2 Instruments and materials a) Printability tester: b) Sample paper: no visible fluorescence under 254 nm or 365 nm ultraviolet light; c) Glass beaker; d) Tweezers; e) Filter paper; f) No. 90 motor gasoline. 6.7.4.3 Test conditions The test is carried out at room temperature F, with the test solution temperature of 25℃±2℃. 6.7.4.4 Test steps a) Take the ink evenly and make a print sample with an ink layer thickness of 1 to 2 μm on the printability tester. Dry it naturally for 24 hours before use. b) Cut the print sample into two rectangles of 20 mm × 30 mm. c) Soak one of the cut samples in gasoline for 30 minutes, take it out and place it on filter paper to dry, and compare it with the other one. 6.7.4.5 Ratingbzxz.net Place the above two samples under the same ultraviolet light source for observation and divide them into five levels: Level 5: No change in fluorescence. Level 4: Slightly weakened fluorescence. Level 3: Significantly weakened fluorescence. Level 2: Only traces of fluorescence. Level 1: No fluorescence. 6.7.4.6 Report Report the rating results and temperature and time. 6. 7. 5 Light test 6.7.5.1 Principle GB/T 17001.1—1997 Light fastness refers to the degree of reduction in the fluorescence brightness of the ultraviolet excited fluorescent print after being exposed to light for a certain period of time. The smaller the change, the better the resistance, and vice versa. 6.7.5.2 Instruments and materials a) Sunlight fading tester or weathering tester (xenon lamp); b) Blue wool standard for light fastness (GB730); c) Grey sample card for evaluating color change (GB 250); d) Clock. 6.7.5.3 Test conditions The test environment temperature and relative humidity should be determined according to the requirements of the sunlight tester used. 6.7.5.4 Test steps Put the sample print and 6.7.5.2b "Blue Wool Standard for Color Fastness to Light" is half covered with black board lining color writing paper and exposed in a solarium. When the degree of change of the blue standard of level 1 is equivalent to the difference of level 3 of the gray sample card for color change assessment in 6.7. 5.2c, stop exposure. Take out the sample print and blue standard and put them in a dark place for 0.5h before rating. 6.7.5.5 Rating Put the standard sample and the print sample under the same ultraviolet light source for observation and divide them into five levels: F5 level: no change in fluorescence. F4 level: slightly weakened fluorescence. F3 level: significantly weakened fluorescence. F2 level: only traces of fluorescence. F1 level: fluorescence disappears. Note: F represents the difference specified by the fluorescent ink detection method in this standard. 6.7.5.6 Report Report the rating results. 7 Marking, packaging, transportation and storage 7.1 It can be packed in iron boxes, iron barrels or plastic boxes, and then placed in outer packaging boxes. 7.2 The inner packaging should indicate: a) Manufacturer's name and address: b) Product name; c) Trademark; d) Product model or mark and weight: e) Manufacturing date or production batch number: f) Validity period. 7.3 The outer packaging box should indicate: a) Overall dimensions, quantity and weight, b) Name and address of the manufacturer; cy trademark: d) Bai Guang H period: e) "Do not invert" mark GB/T 17001.1--1997 7.4 The product shall not be stored in the open air. The warehouse must be dry, ventilated and room temperature. The product can be stacked and must be away from fire sources. 7.5 The outer packaging box can be transported by vehicles, ships and airplanes. During transportation and loading and unloading, it shall not be thrown, dropped or bumped. a Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.