US 12,391,819 B2
Fluoropolymer-based hybrid organic/inorganic composites
Christine Hamon, Bollate (IT); Ségolène Brusseau, Tavaux (FR); Riccardo Rino Pieri, Milan (IT); and Julio A. Abusleme, Saronno (IT)
Assigned to SYENSQO SA, Brussels (BE)
Appl. No. 16/771,661
Filed by SYENSQO SA, Brussels (BE)
PCT Filed Dec. 11, 2018, PCT No. PCT/EP2018/084298
§ 371(c)(1), (2) Date Jun. 10, 2020,
PCT Pub. No. WO2019/115502, PCT Pub. Date Jun. 20, 2019.
Claims priority of application No. 17306761 (EP), filed on Dec. 13, 2017.
Prior Publication US 2021/0189041 A1, Jun. 24, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. C08F 259/08 (2006.01); B01D 69/14 (2006.01); B01D 71/02 (2006.01); B01D 71/34 (2006.01); C03C 17/00 (2006.01); C08F 214/22 (2006.01); C08K 3/36 (2006.01); C09D 5/22 (2006.01); C09D 5/24 (2006.01); C09D 7/61 (2018.01); C09D 151/00 (2006.01); H01L 51/00 (2006.01); H01M 8/1025 (2016.01); H01M 8/1039 (2016.01); H01M 8/1051 (2016.01); H01M 10/0525 (2010.01); H01M 50/426 (2021.01); H01M 50/437 (2021.01); H01M 50/446 (2021.01); H10K 85/10 (2023.01); H01M 8/10 (2016.01); H10K 30/00 (2023.01); H10K 30/50 (2023.01); H10K 50/11 (2023.01)
CPC C08K 3/36 (2013.01) [B01D 69/148 (2013.01); B01D 71/027 (2013.01); B01D 71/34 (2013.01); C03C 17/009 (2013.01); C08F 214/225 (2013.01); C08F 259/08 (2013.01); C09D 5/22 (2013.01); C09D 5/24 (2013.01); C09D 7/61 (2018.01); C09D 151/003 (2013.01); H01M 8/1025 (2013.01); H01M 8/1039 (2013.01); H01M 8/1051 (2013.01); H01M 10/0525 (2013.01); H01M 50/426 (2021.01); H01M 50/437 (2021.01); H01M 50/446 (2021.01); H10K 85/141 (2023.02); H10K 85/151 (2023.02); C08F 2800/10 (2013.01); C08F 2810/20 (2013.01); C08F 2810/50 (2013.01); H01M 2008/1095 (2013.01); H01M 2300/0082 (2013.01); H01M 2300/0091 (2013.01); H10K 30/00 (2023.02); H10K 30/50 (2023.02); H10K 50/11 (2023.02)] 18 Claims
 
1. A polymer (F-h), wherein polymer (F-h) is a fluoropolymer hybrid organic/inorganic composite comprising fluoropolymer domains and inorganic domains, said polymer (F-h) being obtained by reaction between:
at least one polymer (F), wherein polymer (F) is at least one fluoropolymer comprising:
(i) recurring units derived from at least one fluorinated monomer (FM)
(ii) recurring units derived from at least one (meth)acrylic monomer (MA) of formula:

OG Complex Work Unit Chemistry
wherein each of R1, R2, R3, equal or different from each other, is independently a hydrogen atom or a C1-C3 hydrocarbon group, and ROH is a C1-C5 hydrocarbon moiety comprising at least one hydroxyl groups, and
(iii) optionally recurring units derived from at least one fluorinated monomer (FM2) different from VDF;
wherein polymer (F) has an intrinsic viscosity measured in dimethylformamide at 25° C. higher than 0.09 l/g and lower than 0.6 l/g;
and
at least one metal compound (M) of formula (I):
X4-mAYm  (I)
wherein m is an integer from 1 to 4, A is a metal selected from the group consisting of Si, Ti and Zr, Y is a hydrolysable group, X is a hydrocarbon group, optionally comprising one or more functional groups,
wherein the fluoropolymer domains derive from polymer (F) and the inorganic domains derive from compound (M), and
wherein the inorganic domains are grafted to the fluoropolymer domains through reaction of at least a fraction of the ROH groups of the monomer (MA) with at least a fraction of the hydrolysable groups Y of compound (M).