Principles and Applications of Thermal Analysis (Gabbott), Chemia, Analiza termiczna DSC krystalizacja ...

[ Pobierz całość w formacie PDF ]
Principles and Applications of
Thermal Analysis
Principles and Applications of
Thermal Analysis
Edited by
Paul Gabbott
2008 by Blackwell Publishing Ltd
Blackwell Publishing editorial offices:
Blackwell Publishing Ltd, 9600 Garsington Road, Oxford OX4 2DQ, UK
Tel: +44 (0)1865 776868
Blackwell Publishing Professional, 2121 State Avenue, Ames, Iowa 50014-8300, USA
Tel: +1 515 292 0140
Blackwell Publishing Asia Pty Ltd, 550 Swanston Street, Carlton, Victoria 3053, Australia
Tel: +61 (0)3 8359 1011
The right of the Author to be identified as the Author of this Work has been asserted in accordance with the
Copyright, Designs and Patents Act 1988.
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in
any form or by any means, electronic, mechanical, photocopying, recording or otherwise, except as permitted by
the UK Copyright, Designs and Patents Act 1988, without the prior permission of the publisher.
Designations used by companies to distinguish their products are often claimed as trademarks. All brand names
and product names used in this book are trade names, service marks, trademarks or registered trademarks of
their respective owners. The Publisher is not associated with any product or vendor mentioned in this book.
This publication is designed to provide accurate and authoritative information in regard to the subject matter
covered. It is sold on the understanding that the Publisher is not engaged in rendering professional services. If
professional advice or other expert assistance is required, the services of a competent professional should be
sought.
First published 2008 by Blackwell Publishing Ltd
ISBN-13: 978-1-4051-3171-1
Library of Congress Cataloging-in-Publication Data
Applications of thermal analysis / edited by Paul Gabbott. – 1st ed.
p. ; cm.
Includes bibliographical references and index.
ISBN-13: 978-1-4051-3171-1 (hardback : alk. paper)
1. Thermal analysis. 2. Colorimetric analysis. 3. Thermal analysis–Industrial applications. I. Gabbott, Paul.
QD117.T4A67 2007
543
.26–dc22
2007029148
Set in Minion 10/12pt by Aptara Inc., New Delhi, India
Printed and bound in Singapore by Markono Print Media Pte Ltd
The publisher’s policy is to use permanent paper from mills that operate a sustainable forestry policy, and which
has been manufactured from pulp processed using acid-free and elementary chlorine-free practices.
Furthermore, the publisher ensures that the text paper and cover board used have met acceptable environmental
accreditation standards.
For further information on Blackwell Publishing, visit our website:
www.blackwellpublishing.com
C
Contents
Abbreviations
xv
List of Contributors
xvi
1 A Practical Introduction to Differential Scanning Calorimetry
Paul Gabbott
1
1.1 Introduction
2
1.2 Principles of DSC and types of measurements made
2
1.2.1 A definition of DSC
2
1.2.2 Heat flow measurements
3
1.2.3 Specific heat (
C
p
)
3
1.2.4 Enthalpy
5
1.2.5 Derivative curves
5
1.3 Practical issues
6
1.3.1 Encapsulation
6
1.3.2 Temperature range
8
1.3.3 Scan rate
8
1.3.4 Sample size
10
1.3.5 Purge gas
10
1.3.6 Sub-ambient operation
11
1.3.7 General practical points
11
1.3.8 Preparing power compensation systems for use
11
1.4 Calibration
12
1.4.1 Why calibrate
12
1.4.2 When to calibrate
12
1.4.3 Checking performance
13
1.4.4 Parameters to be calibrated
13
1.4.5 Heat flow calibration
13
1.4.6 Temperature calibration
15
1.4.7 Temperature control (furnace) calibration
16
1.4.8 Choice of standards
16
[ Pobierz całość w formacie PDF ]