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Forum on polymer material technology ---- Polypropylene: 1. What catalysts are used in the industrial production of polypropylene today? 2. Industrial production of transparent polypropylene. 3. Which has a higher level of technical complexity, polyethylene or polypropylene, and which has better prospects? (Participation rewards available! )4 Polyacrylamide polymerization issues 5 Has anyone’s polyacrylamide production facility ever produced terpolymer products? 6 Can polypropylene be used as a substitute for polyethylene in blow-molded containers? 7 Those involved in the production of polyethylene and polypropylene, please sign up. 8 Discussion on the shrinkage rate of polypropylene modified materials. 9 Latest research on polyacrylamide in water treatment. 10 Introduction to polypropylene resins. 11 Can anyone provide a flowchart for the polypropylene production process using the multi-zone loop method? 12 Process for producing cationic polyacrylamide. 13 Company 3M has developed polypropylene electrostatic protection covers as alternatives to PVC products. 14 Methods for dealing with clumping of high-molecular-weight polyacrylamide. 15 Brazilian chemical company supplies polypropylene for Unilever’s new products. 16 Seeking advice from experts on methods for quickly dissolving polyacrylamide. 17 Ultra-low molecular weight polyacrylamide. 18 Tensile yield stress of homopolymerized polypropylene products. 20 Exchange on polypropylene capacitor membranes. 21 Does anyone know the welding and inspection methods for reinforced polypropylene pipes and fittings? 22 How many different production processes exist for polypropylene? 23 Do you have any information on foamed polypropylene? 24 High-temperature resistant polypropylene food packaging film now available 25 Physical and chemical properties of the polymer polyacrylamide 26 Who has information on the multi-zone loop reactor method for producing polypropylene? 27 Naming conventions for standard grades of polyethylene, polypropylene, and E/VAC** 28 Surface treatment of polyacrylate (sodium) type water-absorbing resins 29 Could someone explain the technology behind polypropylene terpolymerization? 30 New advances in polypropylene catalysis technology 31 Innovia Films develops new biaxially oriented polypropylene insulation films 32 Nordic Chemicals introduces the latest soft, transparent polypropylene packaging materials 33 Polypropylene: China’s influence is on the horizon 34 The polypropylene market continues to decline after the holiday period 35 Toughened and modified polypropylene conductive composites 36 The molecular weight of sodium polyacrylate and its functions 37 Is the production of polyacrylamide safe? 38 Basic knowledge and operating guidelines for AMOCO’s polypropylene process 39 Advantages and disadvantages of various polypropylene production methods 40 Energy consumption in polypropylene production 41 Polyacrylonitrile pigments 42 Seeking information on polypropylene production facilities 43 Need help finding information on polypropylene 44 The polypropylene market may continue to fall in the first half of September 45 Does anyone have any qualitative information on the structure and properties of impact-resistant polypropylene? 46 Nanocomposite type III polypropylene pipes (NFPP-R) 47 Production of polypropylene flat filaments, textile bags, and tear-resistant films 48 Forecast for China’s demand for polyacrylamide in 2010 49 Conversion of high-molecular-weight sodium polyacrylate 50 Polypropylene production – Polypropylene fiber 51 Purity of sodium polyacrylate 52 Need information on sodium polyacrylate 53 Domestic production status of polypropylene in China 54 Polypropylene plants using the Spheripol process worldwide 55 Overseas production of polypropylene 56 Large-scale polypropylene production processes 57 Questions related to polypropylene products – Urgent! 58 Who has information on ABB process polypropylene grades? 59 Seeking help regarding polyacrylic acid. 60 An overview of recent research and development progress, as well as future prospects, in the field of polypropylene polymers and new fibers. 61 Asking about the synthesis routes for polyacrylamide and polyaluminum chloride. 62 Polypropylene. 63 Is there anyone familiar with the production equipment used for novolen made from polypropylene? 64 Are there any friends who work with polyacrylamide? 65 Improving the fluidity of polypropylene 66 Issues related to high-pressure recovery of small-batch polypropylene 67 The powder material becomes sticky during polypropylene production 68 Which type of polypropylene has strength similar to that of nylon? 69 I would like to ask how to distinguish between PP (polypropylene) and FRPP (fiber-reinforced polypropylene). 70 Will anyone from the polypropylene industry be attending the meeting in Guizhou tomorrow?