SINTERED POROUS SILVER FILM AND PRODUCTION METHOD FOR JOINT BODY
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United States of America Patent
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Dec 3, 2020
app pub date -
Mar 22, 2019
filing date -
Mar 28, 2018
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Abstract
This sintered porous silver film is obtained by sintering silver particles, wherein a crystallite size is 60 nm to 150 nm, a ratio of a detected amount of C3H7+ ions to a detected amount of Ag+ ions which are measured by time-of-flight secondary ion mass spectrometry is 0.10 to 0.35, and a ratio of a detected amount of C2H− ions to the detected amount of Ag− ions which are measured by time-of-flight secondary ion mass spectrometry is 0.9 to 3.7.
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