Manufacturing methods for a porous fluororesin composite

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9463420
APP PUB NO 20150069675A1
SERIAL NO

14541905

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

There are provided a fluororesin thin film which is composed of a fluororesin, which has a thickness of 20 μm or less and a Gurley's number of 300 seconds or more, and which includes no defects, such as voids and/or cracks; a method for manufacturing the fluororesin thin film in which after a fluororesin dispersion including a dispersing medium and a fluororesin powder dispersed therein is applied on a flat and smooth foil, the dispersing medium is dried, and the fluororesin powder is sintered; the fluororesin dispersion; a fluororesin composite including a porous base material and the fluororesin thin film; a manufacturing method thereof, a porous fluororesin composite formed by stretching the fluororesin composite; and a separation membrane element using the porous fluororesin composite.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SUMITOMO ELECTRIC FINE POLYMER INC950 ASASHIRO-NISHI 1-CHOME KUMATORI-CHO SENNAN-GUN OSAKA 590-0458

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Funatsu, Hajime Osaka, JP 5 18
Furumoto, Itsumu Osaka, JP 2 6
Hayashi, Fumihiro Osaka, JP 34 172
Ikeda, Kazuaki Osaka, JP 36 133
Kanazawa, Shinichi Osaka, JP 19 45
Morita, Tooru Osaka, JP 8 27

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 11, 2028
Fee Large entity fee small entity fee micro entity fee
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