Polymer Properties at Room and Cryogenic Temperatures PDF Download
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Author: Gunther Hartwig
Publisher: Springer Science & Business Media
ISBN: 9780306449871
Category : Science
Languages : en
Pages : 298
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Book Description
Most descriptions of polymers start at room temperature and end at the melting point. This textbook starts at very low temperatures and ends at room temperature. At low temperatures, may processes and relaxations are frozen which allows singular processes or separate relaxations to be studied. At room temperatures, or at the main glass transitions, many processes overlap and the properties are determined by relaxations. At low temperatures, there are temperature ranges with negligible influences by glass transitions. They can be used for investigating so-called basic properties which arise from principles of solid state physics. The chain structure of polymers, however, requires stringent modifications for establishing solid state physics of polymers. Several processes which are specific of polymers, occur only at low temperatures. There are also technological aspects for considering polymers at low temperatures. More and more applications of polymeric materials in low temperature technology appear. Some examples are thermal and electrical insulations, support elements for cryogenic devices, low-loss materials for high frequency equipments. It is hoped that, in addition to the scientific part, a data collection in the appendix may help to apply polymers more intensively in low temperature technology. The author greatly appreciates the contributions by his coworkers of the Kernforschungszentrum Karlsruhe in measurement and discussion of many data presented in the textbook and its appendix. Fruitful disccussions with the colleagues Prof. H. Baur, Prof. S. Hunklinger, Prof. D. Munz and Prof. R.
Author: Gunther Hartwig
Publisher: Springer Science & Business Media
ISBN: 9780306449871
Category : Science
Languages : en
Pages : 298
Get Book Here
Book Description
Most descriptions of polymers start at room temperature and end at the melting point. This textbook starts at very low temperatures and ends at room temperature. At low temperatures, may processes and relaxations are frozen which allows singular processes or separate relaxations to be studied. At room temperatures, or at the main glass transitions, many processes overlap and the properties are determined by relaxations. At low temperatures, there are temperature ranges with negligible influences by glass transitions. They can be used for investigating so-called basic properties which arise from principles of solid state physics. The chain structure of polymers, however, requires stringent modifications for establishing solid state physics of polymers. Several processes which are specific of polymers, occur only at low temperatures. There are also technological aspects for considering polymers at low temperatures. More and more applications of polymeric materials in low temperature technology appear. Some examples are thermal and electrical insulations, support elements for cryogenic devices, low-loss materials for high frequency equipments. It is hoped that, in addition to the scientific part, a data collection in the appendix may help to apply polymers more intensively in low temperature technology. The author greatly appreciates the contributions by his coworkers of the Kernforschungszentrum Karlsruhe in measurement and discussion of many data presented in the textbook and its appendix. Fruitful disccussions with the colleagues Prof. H. Baur, Prof. S. Hunklinger, Prof. D. Munz and Prof. R.
Author: Susheel Kalia
Publisher: Springer Science & Business Media
ISBN: 3642353355
Category : Technology & Engineering
Languages : en
Pages : 293
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Book Description
Kalia and Fu's novel monograph covers cryogenic treatment, properties and applications of cryo-treated polymer materials. Written by numerous international experts, the twelve chapters in this book offer the reader a comprehensive picture of the latest findings and developments, as well as an outlook on the field. Cryogenic technology has seen remarkable progress in the past few years and especially cryogenic properties of polymers are attracting attention through new breakthroughs in space, superconducting, magnetic and electronic techniques. This book is a valuable resource for researchers, educators, engineers and graduate students in the field and at technical institutions.
Author: Richard T. Jacobsen
Publisher: Springer Science & Business Media
ISBN: 1489917985
Category : Technology & Engineering
Languages : en
Pages : 323
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Book Description
Practicing engineers and scientist will benefit from this book's presentation of the most accurate information on the subject. The equations for fifteen important cryogenic fluids are presented in a basic format, accompanied by pressure-enthalpy and temperature-entropy charts and tables of thermodynamic properties. The book is supported by ICMPROPRS - an interactive computer program for the calculation of thermodynamic properties of the cryogenic fluids - that can be downloaded from the World Wide Web.
Author: T.H.K. Barron
Publisher: Springer Science & Business Media
ISBN: 1461546958
Category : Science
Languages : en
Pages : 342
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Book Description
The birth of this monograph is partly due to the persistent efforts of the General Editor, Dr. Klaus Timmerhaus, to persuade the authors that they encapsulate their forty or fifty years of struggle with the thermal properties of materials into a book before they either expired or became totally senile. We recognize his wisdom in wanting a monograph which includes the closely linked properties of heat capacity and thermal expansion, to which we have added a little 'cement' in the form of elastic moduli. There seems to be a dearth of practitioners in these areas, particularly among physics postgraduate students, sometimes temporarily alleviated when a new generation of exciting materials are found, be they heavy fermion compounds, high temperature superconductors, or fullerenes. And yet the needs of the space industry, telecommunications, energy conservation, astronomy, medical imaging, etc. , place demands for more data and understanding of these properties for all classes of materials - metals, polymers, glasses, ceramics, and mixtures thereof. There have been many useful books, including Specific Heats at Low Tempera tures by E. S. Raja Gopal (1966) in this Plenum Cryogenic Monograph Series, but few if any that covered these related topics in one book in a fashion designed to help the cryogenic engineer and cryophysicist. We hope that the introductory chapter will widen the horizons of many without a solid state background but with a general interest in physics and materials.
Author: Herbert Baur
Publisher: Springer Science & Business Media
ISBN: 3642599990
Category : Technology & Engineering
Languages : en
Pages : 356
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Book Description
here, Herbert Baur provides a simple description of the theory of thermophysics of polymers. In order to illustrate the theoretical skeleton, he only treats the simple, easily comprehensible problems of polymer physics, yet, in detail. The main points covered are: thermally excited conformation isomery of polymers; phonon gas of ideal polymer crystals; the dissipative thermo-mechanical behaviour of polymers, new aspects of viscoelastic behavior, glass transistion, and crystallization.
Author: G. Hartwig
Publisher: Springer Science & Business Media
ISBN: 1461333652
Category : Technology & Engineering
Languages : en
Pages : 392
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Book Description
This, the second special topical conference on the properties of Non-Metallic Materials at Low Temperatures, was sponsored by the International Cryogenic Materials Conference Board. The potential for plastics materials in the field of cryogenics is vast and as yet only partly explored. In addition, many other materials, which qualify for the title non-metallic but are not 'plastics', have numerous possible outlets in low temperature technology. This conference aimed at providing a forum, whereby specialists from Industry, the Universities and from Government sponsored Institutions could assemble to discuss the extent of our current knowledge. As it transpired, the meeting was also to high light the considerable gaps that still exist in our fundamental understanding of the low temperature behaviour of these materials. On this theme, during the course of the conference, a reference was made to an almost forgotten quotation by Lord Kelvin, who said: "When you cannot measure what you are speaking about, when you cannot express in numbers, your knowledge is of a meagre and unsatisfactory kind; it may be the beginning of knowledge, but you have scarcely in your thoughts advanced to the stage of a science, whatever the matter be." This simple statement sums up the aims, objectives and hopefully the achievements of this conference. To discuss and disseminate the current knowledge on non-metallic materials in order that realistic predictions of in-service performance may be made.
Author: Jack Ekin
Publisher: Oxford University Press
ISBN: 0198570546
Category : Science
Languages : en
Pages : 704
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Book Description
Publisher description
Author: Ferdinand Rodriguez
Publisher: CRC Press
ISBN: 1482223783
Category : Science
Languages : en
Pages : 812
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Book Description
Maintaining a balance between depth and breadth, the Sixth Edition of Principles of Polymer Systems continues to present an integrated approach to polymer science and engineering. A classic text in the field, the new edition offers a comprehensive exploration of polymers at a level geared toward upper-level undergraduates and beginning graduate students. Revisions to the sixth edition include: A more detailed discussion of crystallization kinetics, strain-induced crystallization, block copolymers, liquid crystal polymers, and gels New, powerful radical polymerization methods Additional polymerization process flow sheets and discussion of the polymerization of polystyrene and poly(vinyl chloride) New discussions on the elongational viscosity of polymers and coarse-grained bead-spring molecular and tube models Updated information on models and experimental results of rubber elasticity Expanded sections on fracture of glassy and semicrystalline polymers New sections on fracture of elastomers, diffusion in polymers, and membrane formation New coverage of polymers from renewable resources New section on X-ray methods and dielectric relaxation All chapters have been updated and out-of-date material removed. The text contains more theoretical background for some of the fundamental concepts pertaining to polymer structure and behavior, while also providing an up-to-date discussion of the latest developments in polymerization systems. Example problems in the text help students through step-by-step solutions and nearly 300 end-of-chapter problems, many new to this edition, reinforce the concepts presented.
Author: Joseph H. Koo
Publisher: Cambridge University Press
ISBN: 1316094413
Category : Technology & Engineering
Languages : en
Pages : 719
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Book Description
This book is focused primarily on polymer nanocomposites, based on the author's research experience as well as open literature. The environmental health and safety aspects of nanomaterials and polymer nanocomposites, risk assessment and safety standards, and fire toxicity of polymer nanocomposites, are studied. In the final chapter, a brief overview of opportunities, trends, and challenges of polymer nanocomposites are included. Throughout the book, the theme is developed that polymer nanocomposites are a whole family of polymeric materials whose properties are capable of being tailored to meet specific applications. This volume serves as a general introduction to students and researchers just entering the field and to scholars from other subfields seeking information.
Author: Sodagudi Francis Xavier
Publisher: John Wiley & Sons
ISBN: 1119865050
Category : Technology & Engineering
Languages : en
Pages : 1028
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Book Description
THERMOPLASTIC POLYMER COMPOSITES The monograph represents a life-long career in industry and academia and creates an exhaustive and comprehensive narrative that gives a complete understanding of important and state-of-the-art aspects of polymer composites including processing, properties, performance, applications & recyclability. Based on 40 years’ experience in both industry and academia, the author’s goal is to make a comprehensive and up-to-date account that gives a complete understanding of various aspects of polymer composites covering processing, properties, performance, applications & recyclability. Divided into 8 main chapters, the book treats thermoplastics vs. thermosets and the processing of thermoplastics; filled polymer composites; short fiber reinforced composites; long fiber reinforced composites; continuous fiber reinforced composites; nanocomposites; applications; and recycling polymer composites. Readers can have confidence that: Thermoplastic Polymer Composites (TPC) gives a comprehensive understanding of polymer composites’ processing, properties, applications, and their recyclability; Provides a complete understanding of man-made as well as natural fiber reinforced polymer (FRP) composites and explores in depth how short fiber, long fiber, and continuous fiber can transform the entire domain of composites’ processing and properties; Provides a deep understanding of nanocomposites with more than 50 examples covering both commodities as well as engineering thermoplastics. It presents conducting composites and several bio-medical applications of composites that are already passed through laboratories. Audience This unique reference book will be of great value to researchers and postgraduate students in materials science, polymer science, as well industry engineers in plastics manufacturing. Those working in product development laboratories of polymer and allied industries will also find it helpful.
