Plastics

Download Ionizing Radiation and Polymers. Principles, Technology and by Jiri George Drobny PDF

By Jiri George Drobny

Radiation processing is extensively hired in plastics engineering to augment the actual homes of polymers, corresponding to chemical resistance, floor houses, mechanical and thermal homes, particle measurement aid, soften homes, fabric compatibility, fireplace retardation, and so on.

Drobny introduces readers to the technology of ionizing radiation and its results on polymers, and explores the applied sciences to be had and their present and rising applications.

The ensuing ebook is a necessary advisor for quite a lot of plastics engineers utilising ionizing radiation for polymer therapy in a variety of sectors together with packaging, aerospace, protection, scientific units and effort purposes. Radiation resistant polymers also are explored.

  • Unlock the potential for ionizing radiation in purposes similar to electron-beam curing and laser joining
  • Gain an knowing of the choice and secure use of radiation therapy equipment
  • The purely particular consultant to ionizing radiation written for the plastics engineering community

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Additional info for Ionizing Radiation and Polymers. Principles, Technology and Applications

Sample text

Self-contained irradiators 2. Panoramic irradiators. Self-contained irradiators are specially designed for research and applications needing small doses and relatively small throughputs, such as blood irradiation and reproductive sterilization of insects for pest control. 4 Commercial γ-Ray Irradiation Facility. ) principal advantage of such radiators is that they are easily installed and operated and provide high dose rate and good dose uniformity. These irradiators are classified by International Atomic Energy Agency (IAEA) as Category I (dry storage) and Category III (wet storage) [2].

Cleland. ) 3. 5 MeV Rated beam current: up to 65 mA Minimum operating voltage: 500 kV Control system: PLC Siemens S7 3: EQUIPMENT USED FOR RADIATION PROCESSING OF POLYMERS 61 4. Rated energy: 3 MeV Rated beam current: up to 50 mA Minimum operating voltage: 1100 kV Control system: PLC Siemens S7 5. Rated energy: 5 MeV Rated beam current: up to 30 mA Minimum operating voltage: 1700 kV Control system: PLC Siemens S7 Main configurations: • Self-shielded (available up to 800 keV) • Right angle (limited shielding, the vessel does not require shielding) • In-line (shielding of the vessel and the irradiation area is required) Applications: Polymer cross-linking (wire and cables, rubber and tires, films and sheets, composites, heat-shrink systems), polymerization, sterilization of medical devices, aseptic packages semiconductors, and others.

33 (A) Dynamitron Assembly, 5 MeV, 300 kW. 0 MeV, 150 kW. ((A) Courtesy of M. R. Cleland. ) 3. 5 MeV Rated beam current: up to 65 mA Minimum operating voltage: 500 kV Control system: PLC Siemens S7 3: EQUIPMENT USED FOR RADIATION PROCESSING OF POLYMERS 61 4. Rated energy: 3 MeV Rated beam current: up to 50 mA Minimum operating voltage: 1100 kV Control system: PLC Siemens S7 5. Rated energy: 5 MeV Rated beam current: up to 30 mA Minimum operating voltage: 1700 kV Control system: PLC Siemens S7 Main configurations: • Self-shielded (available up to 800 keV) • Right angle (limited shielding, the vessel does not require shielding) • In-line (shielding of the vessel and the irradiation area is required) Applications: Polymer cross-linking (wire and cables, rubber and tires, films and sheets, composites, heat-shrink systems), polymerization, sterilization of medical devices, aseptic packages semiconductors, and others.

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