Packaging closures
A. Emblem, London College of Fashion, UK
Abstract:
This chapter considers the important functions of closures, and reviews a range of different closure types. Closure material properties are not repeated here, and it is necessary to refer to the relevant chapters throughout the text. Specialist closure functions such as child resistance, tamper evidence and dispensing features are covered.
Key words
screw thread
push-fit
tamper evidence
child resistance
crown cork
lever lid
wad
liner
linerless closure
lug closure
peelable lid
ROPP
shrink band
flip top closure
15.1 Introduction: the role of packaging closures
A closure can be defined broadly as any method for closing a pack so that the product is properly contained ...
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