Monroe Electronics Electrostatic Fieldmeter - Static Monitor - model 177A - Manual (Page 53)

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APPLICATION NOTE APNE-0014
Electrostatic Charging In Web Converting
Table of Contents
I. Introduction ............................................................................................ 53
Why Is It Important To Understand, Measure And Control Static
Electricity In Web Coating, Converting, And Printing? ............................ 53
Overall Review Of Static Generation, Measurement, And
Continuous Control Of Static In Web Handling Operations .................... 53
II. How Electrostatic Charge Builds-Up On A Moving Web......................... 54
Electrostatic Charging On A Web Converting Machine .......................... 54
Factors That Most Affect Contact And Frictional Charging ..................... 54
Locations Of Charge Transfer In Web Converting Machines ................. 54
Typical Web Charging Scenario ............................................................. 58
Techniques To Minimize Web Charge And How They Work .................. 59
III. Continuous Static Control ...................................................................... 60
Passive Ionizers .................................................................................... 60
Electric Powered Active Ionizers ............................................................ 60
Radioactive (Nuclear) Powered Active Ionizers ..................................... 60
Keys To Continuous Static Control ........................................................ 61
IV.