CYT203-2019 English PDFUS$399.00 · In stock
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Basic dataStandard ID: CY/T 203-2019 (CY/T203-2019)Description (Translated English): (Control requirements and inspection methods for solvent-free compound processes) Sector / Industry: Press & Publication Industry Standard (Recommended) Classification of Chinese Standard: A17 Word Count Estimation: 16,127 Date of Issue: 2019-11-28 Date of Implementation: 2020-01-01 Regulation (derived from): National News-Press Announcement (2019) No. 40 Issuing agency(ies): State Press and Publication Administration CYT203-2019: (Control requirements and inspection methods for solvent-free compound processes)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Process control requirements and test methods for solventless lamination Solvent-free compound process control requirements and inspection methods 2019-11-28 release 2020-01-01 Implementation Press and Publication Industry Standard of the People's Republic of China ICS 37.100.01 A 17 Issued by the National Press and Publication Administration of the People's Republic of China Table of contentsPreface 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Process control requirements 2 5 Inspection method 4 Appendix A (Normative Appendix) Manual squeegee testing of the mutual solubility of composite ink and adhesive 6 Appendix B (normative appendix) on-machine test of the mutual solubility of composite ink and adhesive 7 Reference 8 This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that certain contents of this document may involve patents. The issuing agency of this document is not responsible for identifying these patents. This standard was proposed and managed by the National Printing Standardization Technical Committee (SAC/TC170). Drafting organizations of this standard. Guangzhou Tongze Machinery Co., Ltd., Beijing Institute of Graphic Communication, Shanghai Zijiang Color Printing and Packaging Co., Ltd., Shanghai Kang Da Chemical New Materials Co., Ltd., Wanhua Chemical (Beijing) Co., Ltd., Wenzhou Likable Printing Co., Ltd., Shaanxi Beiren Printing Machinery Co., Ltd., Yuncheng Shunpu Printing Equipment Co., Ltd., Fuller (China) Adhesive Co., Ltd., Guangdong Yingcai Color Printing Co., Ltd. Industrial Co., Ltd., Tianjin Evergreen Printing Equipment Co., Ltd., Kurz Press Technology (Hefei) Co., Ltd., Zhejiang Jinshi Packaging Co., Ltd., Shenzhen Vocational and Technical College, Zhongrou Gravure Technology Service (Beijing) Center. The main drafters of this standard. Zuo Guangshen, Xu Wencai, Zuo Jinjin, Chen Manli, Cao Guorong, Zhao Youzhong, Ye Guixiang, Niu Wenxing, Li Yanfeng, Xi Darun, Shao Yong, Yu Guangqiang, Feng Fuqiang, Wang Yuxin, Wang Hailiang, Zeng Wenming, Fu Yabo, Xu Ruixin, Zhang Yun.Foreword1 ScopeThis standard specifies the terms and definitions of solvent-free compounding, process control requirements and inspection methods. This standard applies to the solvent-free compounding of packaging and printing materials, and the compounding of other materials can be used as a reference.2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T 2793 Determination of the non-volatile content of adhesives GB/T 10003 General purpose biaxially oriented polypropylene (BOPP) film GB/T 10004-2008 Plastic composite film, bag dry composite, extrusion composite for packaging GB/T 10335.1 Coated paper and cardboard coated fine art printing paper (coated paper) GB/T 12009.4 Aromatic isocyanates for plastic polyurethane production Part 4.Determination of isocyanate content GB/T 13217.3 Liquid ink fineness inspection method GB/T 13217.7 Test method for adhesion fastness of liquid ink GB/T 14216 Determination of wetting tension of plastic films and sheets GB/T 16958 Biaxially oriented polyester film for packaging GB/T 20218 Biaxially oriented polyamide (nylon) film GB/T 21302-2007 General rules for composite films and bags for packaging GB/T 22647 Aluminum and aluminum alloy foil for flexible packaging GB/T 22806 white cardboard GB/T 22865 Kraft paper GB/T 30130 Offset printing paper GB/T 34150-2017 Printing Machinery Reel Material Solventless Laminating Machine BB/T 0030 Aluminized film for packaging JB/T 12710 Printing Machinery Sheet-fed Polyurethane (PUR) Laminating Machine QB/T 2929 Solvent-based ink solvent residue limit and its determination method3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Solventless adhesive Adhesive without any solvent. 3.1.1 Bi-component adhesive An adhesive that consists of two components and, after mixing with each other, acts as a bonding agent through a chemical reaction. Solvent-free compound process control requirements and inspection methods 3.1.2 Mono-component adhesive An adhesive composed of a single component. 3.2 Solventless lamination The process of bonding different substrates together through reaction curing using solvent-free adhesives (3.1). 3.3 Lamination substrate Materials that need to be glued together. 3.4 Laminated web Film-like materials that have been glued and bonded together. 3.5 Mixing ratio The mixing ratio of the two components when using a two-component adhesive. 3.6 Lamination ink Ink that can meet the bonding performance requirements of the printing surface and the surface of other materials.4 Process control requirements4.1 Raw and auxiliary materials 4.1.1 Composite substrate 4.1.1.1 Plastic film 4.1.1.1.1 Biaxially oriented polypropylene film (BOPP) shall meet the requirements of GB/T 10003. 4.1.1.1.2 Biaxially oriented polyamide film (BOPA) shall meet the requirements of GB/T 20218. 4.1.1.1.3 Biaxially oriented polyester film (BOPET) shall meet the requirements of GB/T 16958. 4.1.1.2 Aluminized film 4.1.1.2.1 Wetting tension of aluminized film. the aluminized surface of the biaxially oriented polyester aluminized film (VMPET) should not be less than 4.8×10-2 N/m. The aluminized surface should not be less than 4.2×10-2 N/m; the unstretched polypropylene aluminized film (VMCPP) should not be less than 3.8×10-2 N/m. 4.1.1.2.2 Other requirements of aluminum-plated film shall meet the requirements of BB/T 0030. Note. Aluminized film is a commonly used material in metallized film. 4.1.1.3 Aluminum foil Aluminum foil should meet the requirements of GB/T 22647. Note. Aluminum foil is a common material in metal foil. 4.1.1.4 Paper 4.1.1.4.1 The surface is clean, flat, without obvious curls, wrinkles and scratches. 4.1.1.4.2 The moisture content of coated paper shall meet the requirements of GB/T 10335.1. 4.1.1.4.3 The moisture content of white cardboard should meet the requirements of GB/T 22806. 4.1.1.4.4 The moisture content of kraft paper shall meet the requirements of GB/T 22865. 4.1.1.4.5 The moisture content of offset printing paper shall meet the requirements of GB/T 30130. 4.1.1.5 Printed film to be laminated Requirements for solvent residues. total residues should not exceed 5.0 mg/m2, alcohol residues should not exceed 1.0 mg/m2, and other solvents remain The amount should meet the requirements of 5.6 in GB/T 10004-2008. 4.1.2 Solvent-free adhesive 4.1.2.1 The non-volatile content should not be less than 99%. 4.1.2.2 The specific chemical substance of the adhesive should meet the requirements of 5.7 in GB/T 10004-2008; in addition, attention should be paid to the packaging of food Special requirements for combined adhesives. Note. Food packaging should follow the requirements of the mandatory standard GB 9685. 4.1.2.3 The content of isocyanate (-NCO) should be. ±0.5% of the nominal value. 4.1.3 Composite ink 4.1.3.1 The composite ink and the adhesive should be incompatible with each other. 4.1.3.2 Composite ink fineness. not more than 15 μm. 4.1.3.3 Composite ink adhesion requirements. the bonding fastness of the ink layer except gold and silver ink should not be less than 95%. 4.2 Equipment 4.2.1 The reel material composite equipment should meet the requirements of GB/T 34150-2017. 4.2.2 The single material composite equipment should meet the requirements of JB/T 12710-2016. 4.3 Environment 4.3.1 Compound workshop 4.3.1.1 Temperature It should be 15 ℃～30 ℃. 4.3.1.2 Relative humidity Two-component adhesive. (50±20)%; single-component adhesive. ≥ 50%. 4.3.2 Curing room Temperature uniformity error. ±3 ℃. 4.4 Process control 4.4.1 Glue supply 4.4.1.1 The height of the liquid level in the glue storage area should be kept relatively stable; there should be no dead corners in the transmission of the glue; no obvious bubbles in the glue. 4.4.1.2 The adhesive level setting of the glue tank should meet the requirements of the production speed. 4.4.1.3 The temperature difference of the adhesive in the plastic storage tank is. ±2 ℃. 4.4.1.4 The relative humidity of the air in the plastic storage tank shall not exceed 30%. 4.4.2 Mixing ratio of two-component adhesive The error should meet the requirements of 5.4.4 in GB/T 34150-2017. 4.4.3 Glue 4.4.3.1 The surface temperature difference of each roller of the coating unit is. ±2 ℃. 4.4.3.2 The coating amount error is. ±10%. 4.4.4 Compound 4.4.4.1 The surface temperature difference of each roller of the composite unit is. ±2 ℃. 4.4.4.2 The composite pressure error is. ±10%. 4.4.5 Protection of composite film before curing 4.4.5.1 When unloading the coils, they should be wrapped tightly, with moderate and even tension. 4.4.5.2 The transportation process should be properly protected to prevent the film roll from colliding and squeezing. 4.4.6 Curing 4.4.6.1 The composite film roll shall be suspended with a central support to prevent the film roll from colliding and squeezing. 4.4.6.2 The composite film roll should be heated evenly and fully cured. 4.5 Composite mass 4.5.1 Appearance quality It shall meet the requirements of 5.1 in GB/T 21302-2007. 4.5.2 Peel strength Should meet the requirements of GB/T 10004-2008.5 Inspection method5.1 Raw and auxiliary materials 5.1.1 Composite substrate 5.1.1.1 Aluminized film The wetting tension is tested according to the method of GB/T 14216. 5.1.1.2 Paper 4.1.1.4.1 The paper appearance requires visual inspection. 5.1.1.3 Printed film to be laminated The solvent residue shall be detected in accordance with the method of QB/T 2929. 5.1.2 Solvent-free adhesive 5.1.2.1 Non-volatile content Test according to GB/T 2793 method. 5.1.2.2 Isocyanate (-NCO) content Test according to the method of GB/T 12009.4. 5.1.3 Composite ink 5.1.3.1 Miscibility with adhesives Manual squeegee is tested in accordance with the method in Appendix A, and the machine test is tested in accordance with the method in Appendix B. 5.1.3.2 Fineness Test according to the method of GB/T 13217.3. 5.1.3.3 Adhesion Test according to the method of GB/T 13217.7. 5.2 Environment 5.2.1 Ambient temperature Use a thermometer with a graduation of 0.5 ℃ after calibration. 5.2.2 Ambient humidity Use a hygrometer with a scale of 1% after calibration. 5.3 Process control 5.3.1 Glue supply 5.3.1.1 The state of the glue supply area Visual inspection. 5.3.1.2 Adhesive temperature Use a contact thermometer with an graduation of 0.5 ℃ after calibration. 5.3.1.3 The air in the plastic storage tank is dry Use a hygrometer with a scale of 1% after calibration. 5.3.2 Mixing ratio of two-component adhesive According to the method of GB/T 34150-2017 Appendix B. 5.3.3 Glue 5.3.3.1 The surface temperature of each roller of the coating unit Use a contact thermometer with an graduation of 0.5 ℃ after calibration. 5.3.3.2 Coating amount According to the method of GB/T 34150-2017 Appendix F. 5.3.4 Compound 5.3.4.1 The surface temperature of each roller of the composite unit Use a contact thermometer with an graduation of 0.5 ℃ after calibration. 5.3.4.2 Compound pressure According to the method of GB/T 34150-2017 Appendix D.Appendix A(Normative appendix) Manual squeegee testing of the miscibility of composite ink and adhesive A.1 Manual squeegee testing of the miscibility of composite ink and adhesive Mix about 20 mL of two-component adhesive in the container according to the specified ratio (if the adhesive is already in normal use, it can also be used To test directly from the glue mixing machine).Appendix B(Normative appendix) Computer testing and testing of the mutual solubility of composite ink and adhesive B.1 Testing of the mutual solubility of composite ink and adhesive When the equipment runs to the maximum speed, keep it for 30 s, and then make a mark on the end face of the composite material. After the composite material is cured for 2 h to 4 h, rewind to the label, and visually inspect the mutual solubility of the composite ink and the adhesive. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of CYT203-2019_English be delivered?Answer: Upon your order, we will start to translate CYT203-2019_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of CYT203-2019_English with my colleagues?Answer: Yes. The purchased PDF of CYT203-2019_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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