_STP_1113-1991.pdf

STP 1113 Food Packaging Technology Debra K.Henyon,editor ASTM Publication Code Number(PCN)04-011130-11 AsTM 1916 Race Street Philadelphia,PA 19103 Library of Congress Cataloging-in-Publication Data Food packaging technology/Debra K.Henyon,editor.(STP:1113)Papers presented at a symposium held in San Diego,Calif.on Nov.1,1989,and sponsored by ASTM Committee F-2 on Flexible Barrier Materials.ASTM publication code number(PCN)04-011130-11-T.p.verso.Includes bibliographical references and indexes.ISBN 0-8031-1417-6 1.Food-Peckaging-Congresses.I.Henyon,Debra K.,1953-II.ASTM Committee F-2 on Flexible Barrier Materials.III.Series:ASTM special technical publication;1113.TP374.F654 1990 664.092-dc20 90-26867 CIP Copyright?9 1991 AMERICAN SOCIETY FOR TESTING AND MATERIALS,Philadelphia,PA.All rights reserved.This material may not be reproduced or copied,in whole or in part,in any printed,mechanical,electronic,film,or other distribution and storage media,without the written consent of the publisher.Photocopy Rights Authorization to photocopy items for internal or personal use,or the internal or personal use of specific clients,is granted by the AMERICAN SOCIETY FOR TESTING AND MATERIALS for users registered with the Copyright Clearance Center(CCC)Transactional Reporting Service,provided that the base fee of$2.50 per copy,plus$0.50 per page is paid directly to CCC,27 Congress St.,Salem,MA 01970;(508)744-3350.For those organizations that have been granted a photocopy license by CCC,a separate system of payment has been arranged.The fee code for users of the Transactional Reporting Service is 0-8031-1401-)(/91$2.50+.50.Peer Review Policy Each paper published in this volume was evaluated by three peer reviewers.The authors addressed all of the reviewers comments to the satisfaction of both the technical editor(s)and the ASTM Committee on Publications.The quality of the papers in this publication reflects not only the obvious efforts of the authors and the technical editor(s),but also the work of these peer reviewers.The ASTM Committee on Publications acknowledges with appreciation their dedication and contribution to time and effort on behalf of ASTM.Printed in Baltimore March 1991 Contents Overview Introduction to Food Packaging-JAMES K.CAGE The Determination of Moisture Stability of a Dynamic System Under Different Environmental ConditionS-KENNETH S.MARSH,THOMAS AMBROSIO,AND DANA MORTON GUAZZO Effect of Sorption of Organic Volatiles on the Mechanical Properties of Sealant FilmS-BRUCE R.HARTE,JACK R.GIACIN,TAKAYUKI IMAI,JAMES B.KONCZAL,AND HEIDI HOOJJAT High Barrier Plastics Packaging and Ethylene Vinyl Alcohol Resins(a Marriage)-ERIC B.SCHAPER Current Practices in the Measurement of Oxygen Transmission Rates of Packaging Films Under Humid ConditionS-LEROV PIKE Total System Approach to Predict Shelf Life of Packaged Food Products-STEVEN W.GYESZLY Time-Temperature Indicators as Food Quality MoBitors-PETROS S.TAOUKIS,THEODORE P.LABUZA,AND ROBERT C.FRANCIS Flavor and Aroma Permeability in Plastics-FHILLIP T.DELASSUS AND GARY STRANDBURG Packaging for the 90s:Convenience Versus Shelf Stability or Seal Peelability Versus Seal Durability-JEFFREY T.MATTY,JAMES A.STEVENSON,AND SUSAN A.STANTON 13 18 31 37 46 51 64 74 James K.Cage 1 Introduction to Food Packaging REFERENCE:Cage,J.K.,Introduction to Food Packaging,Food Packaging Technology,ASTM STP 1113,D.Henyon,Ed.,American Society for Testing and Materials,Philadelphia,1991,pp.3-12.ABSTRACT:The basic principles of packaging to preserve,merchandise,protect,market,and distribute are applied very effectively in the food industry.More recently,food packages have been developed which offer tamper-evident or tamper-resistant features,allow for product preparation,and provide dispensing features and many conveniences such as single serving portions.Often the food product and its package are developed to be an integrated unit such as an aerosol product.Technological breakthroughs in metals,glass,paperboard,composites,and most especially plastics have provided a multitude of opportunities for improved food packaging.The plastics segment of the packaging industry has shown the most rapid growth for many reasons.Some of the most important are:some plastics can be used in microwave ovens;plastics have a wide range of physical and barrier properties;and plastics offer design capabilities and features not available with other packaging materials.However,ecological and environmental concerns are growing rapidly,along with federal,state,and local regulations and laws which will have an effect on the whole packaging industry.Further,the demographic changes related to the increased percentage of older consumers will also have significant effects on food packaging in the future.KEY WORDS:food packaging The food industry with its numerous and varied products utilizes all the basic principles of packaging,which are to preserve,merchandise,protect,market,and distribute a product.In the beginning the goal