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Effect of Air Humidity on Charge Decay and Lifetime of PP Electret Nonwovens
PP filtration fabric corona charging electret electric charge lifetime
2009/2/12
The effects of air humidity on the charge decay and lifetime of polypropylene (PP) electret nonwovens manufactured by the pneumothermic method are presented. The PP fabric samples were corona-charged ...
Measurement of Fibre Humidity Using Spectroscopic Method
humidity fibre humidity spectroscopic method FTIR
2009/2/9
A method of measuring fibre humidity, which allows for investigation of very small masses of samples (in the milligram range) using typical FTIR spectrophotometers has been developed.
The method is b...
High-Speed Stickiness Detector Measurement: Effect of Temperature Settings and Relative Humidity
Relative Humidity Effect of Temperature Settings
2008/5/22
We selected 150 cotton (Gossypium hirsutum L.) bales representing a wide range of stickiness and types of contamination from whiteflies, aphids, and physiological sugars. These samples came from three...