Conductive material, method for producing the conductive material, and transducer including the conductive material
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United States of America Patent
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Feb 27, 2018
Issued Date -
N/A
app pub date -
Mar 30, 2015
filing date -
Jan 15, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A conductive material includes metal nanowires and an extensible copolymer having an N—C═O structure and combined with the metal nanowires. The conductive material has excellent elongation properties and has an electrical resistance that is unlikely to increase even when the conductive material is extended. A method for producing a conductive material includes: a copolymer production step of polymerizing a plurality of monomers including a growth direction control monomer that has an N—C═O structure and controls a growth direction of metal nanowires to produce an extensible copolymer; a reaction step of reacting a metal compound in a solvent containing the copolymer to grow metal nanowires in a longitudinal direction; and an extraction step of extracting a product from the solution after the reaction.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
SUMITOMO RIKO COMPANY LIMITED | KOMAKI AICHI | |
KYUSHU UNIVERSITY NATIONAL UNIVERSITY CORPORATION | 744 MOTOOKA NISHI-KU FUKUOKA-SHI 819-0395 |
International Classification(s)
- C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
- C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....
- H01B:CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATER....
- B22F:WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES F....
- G01D:MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VAR....
- C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Matsuno, Ryosuke | Saga-ken, JP | 5 | 21 |
# of filed Patents : 5 Total Citations : 21 | |||
Taguchi, Yutaro | Aichi-ken, JP | 12 | 57 |
# of filed Patents : 12 Total Citations : 57 | |||
Takahara, Atsushi | Fukuoka-ken, JP | 23 | 125 |
# of filed Patents : 23 Total Citations : 125 | |||
Torihara, Hidetsugu | Fukuoka-ken, JP | 1 | 4 |
# of filed Patents : 1 Total Citations : 4 | |||
Tsuji, Masaharu | Fukuoka-ken, JP | 3 | 52 |
# of filed Patents : 3 Total Citations : 52 | |||
Yoshikawa, Hitoshi | Aichi-ken, JP | 40 | 465 |
# of filed Patents : 40 Total Citations : 465 |
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Aug 27, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 27, 2029 |
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