Plastic molding technology of Q & A: LI, Zhang Zhiguo editor of the publication time: 2012
Introduction to Questions and Answers on Plastic Molding Technology In the form of a question and answer, starting from the principle of plastic molding processing, the important knowledge of materials, equipment, molds, processes and transfer molding involved in plastic molding processing It has detailed answers to common questions, suitable for plastic materials research, product design, molding processing, enterprise management, sales staff and related professional teachers and students. It is also available for beginners and skilled workers to study by themselves. This book is edited by Li Guoneng and Zhang Zhiguo.
Chapter 1 Basic Principles of Plastic Molding What are the classification methods of plastics?
What are the physical states of polymers?
What is the melt flow rate?
What are the characteristics of polymer melt flow?
What molding properties does plastic have?
What is the moldability of plastics?
What is polymer orientation? How does it affect polymer performance?
What are the types of polymer cross-linking reactions?
What is compression molding?
What is the principle of compression molding?
How does the temperature, pressure and volume change during the thermosetting plastic molding cycle?
How does the flowability of the molding compound affect compression molding?
What are the factors affecting the flowability of molding compounds?
What are the methods for measuring the flowability of molding compounds?
How does heat transfer affect the compression molding process?
How to study the curing reaction kinetics during compression molding?
What effect does fiber orientation have on the mechanical properties of molded products?
How is fiber orientation characterized?
Will the fibers break during the molding process? How does it affect product performance?
How to choose the molding method of thermoset plastic?
What are the advantages of compression molding?
What are the disadvantages of compression molding?
Are there residual stresses in the molded product?
What is the future of compression molding?
Chapter 2 What are the raw materials for plastic molding?
What are the requirements for thermosetting resins for compression molding?
What are the common types of thermosetting resins? What are the characteristics of each?
What is unsaturated polyester resin?
What is a phenolic resin?
What is epoxy?
What is amino resin?
What does the thinner do?
What is an initiator?
What are the commonly used curing agents?
What is the role of polymerization inhibitors?
What is the role of reinforcing materials in molded articles?
What is the role of fillers in molded products?
What is a release agent?
What is a thickener?
What is a colorant?
What are low-shrink additives?
What is a flame retardant?
Chapter 3 Preparation of Molding Plastics Chapter 4 Plastic Molding Equipment Chapter 6 Thermoset Plastic Molding Process Chapter 7 Thermoplastic Molding Process Chapter 8 Transfer Molding