Aqueous resin dispersion, production method for aqueous resin dispersion, hydrophilization agent, hydrophilization method, metal material, and heat exchanger
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United States of America Patent
Stats
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Jun 9, 2020
Grant Date -
May 17, 2018
app pub date -
Jun 3, 2016
filing date -
Jun 3, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Provided are an aqueous resin dispersion of an ethylene-vinyl alcohol copolymer exhibiting excellent dispersion stability, a production method for the aqueous resin dispersion, a hydrophilization agent including the aqueous resin dispersion, a hydrophilization method using the hydrophilization agent, a metal material on which a hydrophilic coating has been formed, and a heat exchanger on which a hydrophilic coating has been formed. Specifically provided are: an aqueous resin dispersion comprising an ethylene-vinyl alcohol copolymer (A) and a radical polymer (B) having a structural unit derived from a radical-polymerizable carboxylic acid monomer (B1-1), wherein the content of the radical polymer (B) is 10-80 mass % relative to the total content of the ethylene-vinyl alcohol copolymer (A) and the radical polymer (B); a production method for the aqueous resin dispersion; a hydrophilization agent including the aqueous resin dispersion; a hydrophilization method using the hydrophilization agent; a metal material on which a hydrophilic coating has been formed; and a heat exchanger on which a hydrophilic coating has been formed.
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 | |
---|---|---|
NIPPON PAINT SURF CHEMICALS CO LTD | TOKYO JAPAN TOKYO METROPOLIS |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Kaneko, Sohei | Tokyo, JP | 2 | 3 |
# of filed Patents : 2 Total Citations : 3 | |||
Mizuno, Akihiro | Tokyo, JP | 26 | 125 |
# of filed Patents : 26 Total Citations : 125 | |||
Saito, Koichi | Tokyo, JP | 280 | 2557 |
# of filed Patents : 280 Total Citations : 2557 | |||
Uchikawa, Miwa | Tokyo, JP | 6 | 7 |
# of filed Patents : 6 Total Citations : 7 | |||
Umeda, Masako | Tokyo, JP | 3 | 29 |
# of filed Patents : 3 Total Citations : 29 | |||
Wada, Yuko | Tokyo, JP | 24 | 150 |
# of filed Patents : 24 Total Citations : 150 |
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Patent Citation Ranking
- 1 Citation Count
- C08F Class
- 57.82 % this patent is cited more than
- 5 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 9, 2027 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 9, 2031 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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May 23, 2017 | I | Issuance | |
May 03, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 19, 2016 | P | Published | |
Nov 17, 2014 | F | Filing | |
Nov 17, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:LI, GANG;GUO, GUOYONG;LIPCSEI, LASZLO;SIGNING DATES FROM 20141028 TO 20141103;REEL/FRAME:034190/0057 Owner name: O2MICRO INC, CALIFORNIA |

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