Effect of different copper fillers on the electrical resistivity of conductive adhesives

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Main Authors: Li-Ngee, Ho, Nishikawa, Hiroshi, Takemoto, Tadashi
Other Authors: holingee@yahoo.com
Format: Article
Language:English
Published: Springer Science+Business Media, LLC 2011
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Online Access:http://dspace.unimap.edu.my/xmlui/handle/123456789/14016
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spelling my.unimap-140162011-10-04T13:38:09Z Effect of different copper fillers on the electrical resistivity of conductive adhesives Li-Ngee, Ho Nishikawa, Hiroshi Takemoto, Tadashi holingee@yahoo.com Conductive adhesive Different copper fillers Electrical resistivity Electrically conductive adhesives Link to publisher's homepage at http://www.springerlink.com The effects of different copper fillers with different morphology and particle size have been studied in terms of electrical resistivity and thermal stability on the electrically conductive adhesives. The copper fillers used in this study were prepared by wet chemical reduction, electrolytic and gas atomization method, respectively. The as cured ECAs filled with different type of Cu fillers showed significant difference in electrical resistivity. Cu filler with smaller particle size showed higher packing density and larger surface area, which would enhance formation of conductive channels and increased conductive network in the ECAs, leading to a lower electrical resistivity. In addition, thermal stability of the ECAs were investigated under high temperature exposure at 125 °C and high humidity aging at 85 °C/85% RH for 1,000 h. Results showed that ECAs with Cu fillers of relatively small particle size and rough particle surface have excellent thermal stability due to enhanced adhesion and contact area between Cu fillers and the polymer matrix. A very low resistivity at an order of magnitude of 10-4 Ω cm could be maintained for these ECAs after 1,000 h at 125 and 85 °C/85% RH. 2011-10-04T13:38:09Z 2011-10-04T13:38:09Z 2011-05 Article Journal of Materials Science: Materials in Electronics, vol. 22 (5), 2011, pages 538-544 0957-4522 http://www.springerlink.com/content/p10j6rv6q8403820/fulltext.html http://hdl.handle.net/123456789/14016 en Springer Science+Business Media, LLC
institution Universiti Malaysia Perlis
building UniMAP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Perlis
content_source UniMAP Library Digital Repository
url_provider http://dspace.unimap.edu.my/
language English
topic Conductive adhesive
Different copper fillers
Electrical resistivity
Electrically conductive adhesives
spellingShingle Conductive adhesive
Different copper fillers
Electrical resistivity
Electrically conductive adhesives
Li-Ngee, Ho
Nishikawa, Hiroshi
Takemoto, Tadashi
Effect of different copper fillers on the electrical resistivity of conductive adhesives
description Link to publisher's homepage at http://www.springerlink.com
author2 holingee@yahoo.com
author_facet holingee@yahoo.com
Li-Ngee, Ho
Nishikawa, Hiroshi
Takemoto, Tadashi
format Article
author Li-Ngee, Ho
Nishikawa, Hiroshi
Takemoto, Tadashi
author_sort Li-Ngee, Ho
title Effect of different copper fillers on the electrical resistivity of conductive adhesives
title_short Effect of different copper fillers on the electrical resistivity of conductive adhesives
title_full Effect of different copper fillers on the electrical resistivity of conductive adhesives
title_fullStr Effect of different copper fillers on the electrical resistivity of conductive adhesives
title_full_unstemmed Effect of different copper fillers on the electrical resistivity of conductive adhesives
title_sort effect of different copper fillers on the electrical resistivity of conductive adhesives
publisher Springer Science+Business Media, LLC
publishDate 2011
url http://dspace.unimap.edu.my/xmlui/handle/123456789/14016
_version_ 1643790966292742144
score 13.222552