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Method for the Early Detection of Flux Bath Degradation

IP.com Disclosure Number: IPCOM000052440D
Original Publication Date: 1981-Jun-01
Included in the Prior Art Database: 2005-Feb-11

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Irene, EA Tierney, E [+details]


In semiconductor applications, flux baths of ethyldiaminetetraacetic acid (EDTA) and glycerine used to prepare tin surfaces for soldering degrade and unreliable soldering takes place. The degradation can be measured by suspending a tin sample in the bath during use and recording the weight at equal time intervals.