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Title:
FLUORINATED SURFACTANT-FREE AQUEOUS DISPERSION OF A VINYLIDENE FLUORIDE COPOLYMER COMPRISING HYDROXYL GROUPS
Document Type and Number:
WIPO Patent Application WO/2018/011244
Kind Code:
A1
Abstract:
The present invention pertains to a fluorosurfactant free aqueous dispersion of an acrylic-modified vinylidene fluoride polymer, possessing a melt viscosity of at least 30 kPoise, and possessing an amount of end groups of formula -CH2-OH of at least 5 mmol/kg, to a method for its preparation and to its use for the manufacture of electrochemical cell components, such as electrodes and/or composite separators.

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Inventors:
CARELLA SERENA (IT)
MOLENA ELENA (IT)
BISO MAURIZIO (IT)
BRINATI GIULIO (IT)
Application Number:
PCT/EP2017/067482
Publication Date:
January 18, 2018
Filing Date:
July 12, 2017
Export Citation:
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Assignee:
SOLVAY SPECIALTY POLYMERS IT (IT)
International Classes:
C08F214/22; C09D127/16; H01M50/403; H01M50/449; C08K3/00; C08K3/22
Domestic Patent References:
WO2013010936A12013-01-24
WO2008129041A12008-10-30
WO2013120858A12013-08-22
WO2014095907A12014-06-26
WO2013010936A12013-01-24
WO2015059155A12015-04-30
WO2008129041A12008-10-30
WO2013120858A12013-08-22
WO2014095907A12014-06-26
Foreign References:
EP2147029A12010-01-27
EP0791973A21997-08-27
US5880204A1999-03-09
Other References:
PIANCA, MAURIZIO ET AL.: "End Groups in fluoropolymers", JOURNAL OF FLUORINE CHEMISTRY, vol. 95, 1999, pages 71 - 84
Attorney, Agent or Firm:
BENVENUTI, Federica (BE)
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