Patents by Inventor Jacko Hessing
Jacko Hessing has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11014049Abstract: A membrane stack comprising the following components: (a) a first ion diluting compartment (D1); (b) a second ion diluting compartment (D2); (c) a first ion concentrating compartment (C1); (d) a second ion concentrating compartment (C2); and (e) a membrane wall (CEM1, mAEM, mCEM, AEM, CEM2) between each compartment and on the outside of the first and last compartment of the stack; wherein: (i) each membrane wall comprises a cation exchange membrane (CEM1, mCEM, CEM2) or an anion exchange membrane (mAEM, AEM) and the order of the cation and anion exchange membranes alternates from each wall to the next; (ii) the membrane walls (mAEM, mCEM) on each side of compartment (a) both have a higher monovalent ion selectivity than the corresponding membrane walls (AEM, CEM2) on each side of compartment (b); and (iii) the stack further comprises a means for communicating fluid between compartments (a) and (b).Type: GrantFiled: February 9, 2017Date of Patent: May 25, 2021Assignee: Fujifilm Manufacturing Europe B.V.Inventors: Vinodnarain Bhikhi, Jacko Hessing
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Publication number: 20210075042Abstract: A redox flow battery system (10) comprises an electrochemical cell (11) divided into first and second compartments (11a, 11b) by a porous membrane (13). Each of the first and second compartment (11a, 11b) houses an electrode. An electrolyte storage tank (14) has a first volume (14a) and a second volume (14b) separated from the first volume by a movable separator (15). The first volume (14a) of the storage tank (14) is in fluid communication with the first compartment (11a) and the second volume (14b) of the storage tank (14) is in fluid communication with the second compartment (11b). The system (10) also includes a flow control system configured to move fluid between the first volume (14a) of the storage tank and the second volume (14b) of the storage tank through the first and second compartments (11a, 11b) of the electrochemical cell (11). An associated method is also described.Type: ApplicationFiled: December 13, 2018Publication date: March 11, 2021Applicant: Fujifilm Manufacturing Europe B.V.Inventor: Jacko HESSING
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Patent number: 10597502Abstract: A composite ion exchange membrane obtainable by a process comprising reacting an ionically-charged membrane with a composition comprising: (a) a monofunctional ethylenically unsaturated monomer having an ionic charge opposite to the charge of the ionically-charged membrane; and (b) a crosslinking agent comprising two or more ethylenically unsaturated groups; wherein the molar ratio of (b):(a) is lower than 0.04 or is zero.Type: GrantFiled: July 1, 2016Date of Patent: March 24, 2020Assignee: Fujifilm Manufacturing Europe B.V.Inventors: Jacko Hessing, Morihito Ikeda
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Patent number: 10464058Abstract: A composite ion exchange membrane comprising a cationically-charged membrane and an oppositely charged compound covalently bound thereto, the composite ion exchange membrane having: (i) a zeta-potential lower than ?8 mV; and (ii) an effective charge lower than 20 ?mol/m2.Type: GrantFiled: July 1, 2016Date of Patent: November 5, 2019Assignee: Fujifilm Manufacturing Europe B.V.Inventors: Jacko Hessing, Morihito Ikeda
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Patent number: 10279319Abstract: A membrane obtainable from curing a composition comprising: (i) a curable compound comprising at least two (meth)acrylic groups and a sulphonic acid group and having a molecular weight which satisfies the equation: MW<(300+300n) wherein: MW is the molecular weight of the said curable compound; and n has a value of 1, 2, 3 or 4 and is the number of sulphonic acid groups present in the said curable compound; and optionally (ii) a curable compound having one ethylenically unsaturated group; wherein the molar fraction of curable compounds comprising at least two (meth)acrylic groups, relative to the total number of moles of curable compounds present in the composition, is at least 0.25.Type: GrantFiled: May 15, 2017Date of Patent: May 7, 2019Assignee: Fujifilm Manufacturing Europe B.V.Inventors: Bastiaan Van Berchum, Willem Johannes Van Baak, Jacko Hessing
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Publication number: 20190046927Abstract: A membrane stack comprising the following components: (a) a first ion diluting compartment (D1); (b) a second ion diluting compartment (D2); (c) a first ion concentrating compartment (C1); (d) a second ion concentrating compartment (C2); and (e) a membrane wall (CEM1, mAEM, mCEM, AEM, CEM2) between each compartment and on the outside of the first and last compartment of the stack; wherein: (i) each membrane wall comprises a cation exchange membrane (CEM1, mCEM, CEM2) or an anion exchange membrane (mAEM, AEM) and the order of the cation and anion exchange membranes alternates from each wall to the next; (ii) the membrane walls (mAEM, mCEM) on each side of compartment (a) both have a higher monovalent ion selectivity than the corresponding membrane walls (AEM, CEM2) on each side of compartment (b); and (iii) the stack further comprises a means for communicating fluid between compartments (a) and (b).Type: ApplicationFiled: February 9, 2017Publication date: February 14, 2019Inventors: Vinodnarain Bhikhi, Jacko Hessing
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Publication number: 20180201746Abstract: A composite ion exchange membrane obtainable by a process comprising reacting an ionically-charged membrane with a composition comprising: (a) a monofunctional ethylenically unsaturated monomer having an ionic charge opposite to the charge of the ionically-charged membrane; and (b) a crosslinking agent comprising two or more ethylenically unsaturated groups; wherein the molar ratio of (b):(a) is lower than 0.04 or is zero.Type: ApplicationFiled: July 1, 2016Publication date: July 19, 2018Inventors: Jacko Hessing, Morihito Ikeda
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Publication number: 20180200708Abstract: A composite ion exchange membrane comprising a cationically-charged membrane and an oppositely charged compound covalently bound thereto, the composite ion exchange membrane having: (i) a zeta-potential lower than ?8 mV; and (ii) an effective charge lower than 20 ?mol/m2.Type: ApplicationFiled: July 1, 2016Publication date: July 19, 2018Inventors: Jacko Hessing, Morihito Ikeda
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Publication number: 20170246594Abstract: A membrane obtainable from curing a composition comprising: (i) a curable compound comprising at least two (meth)acrylic groups and a sulphonic acid group and having a molecular weight which satisfies the equation: MW<(300+300n) wherein: MW is the molecular weight of the said curable compound; and n has a value of 1, 2, 3 or 4 and is the number of sulphonic acid groups present in the said curable compound; and optionally (ii) a curable compound having one ethylenically unsaturated group; wherein the molar fraction of curable compounds comprising at least two (meth)acrylic groups, relative to the total number of moles of curable compounds present in the composition, is at least 0.25.Type: ApplicationFiled: May 15, 2017Publication date: August 31, 2017Inventors: Bastiaan Van Berchum, Willem Johannes Van Baak, Jacko Hessing
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Patent number: 9675940Abstract: A membrane obtainable from curing a composition comprising: (i) a curable compound comprising at least two (meth)acrylic groups and a sulphonic acid group and having a molecular weight which satisfies the equation: MW<(300+300n) wherein: MW is the molecular weight of the said curable compound; and n has a value of 1, 2, 3 or 4 and is the number of sulphonic acid groups present in the said curable compound; and optionally (ii) a curable compound having one ethylenically unsaturated group; wherein the molar fraction of curable compounds comprising at least two (meth)acrylic groups, relative to the total number of moles of curable compounds present in the composition, is at least 0.25.Type: GrantFiled: July 5, 2012Date of Patent: June 13, 2017Assignee: Fujifilm Manufacturing Europe BVInventors: Bastiaan Van Berchum, Willem Johannes Van Baak, Jacko Hessing
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Patent number: 9539548Abstract: A device selected from the group consisting of an electrodialysis or reverse electrodialysis unit, an electrodeionization module and a flow through capacitor, the device comprising a membrane obtained from a process comprising the following steps: applying a curable composition to a support; and curing the composition to form a membrane; wherein the curable composition comprises: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 12 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and a cationic group; (iii) 10 to 70 wt % solvent; (iv) 0 to 10 wt % of free radical initiator; and (v) non-curable salt comprising a cation and an anion, wherein the anion is not sulfate; wherein the molar ratio of (i):ii) is greater than 0.10 and less than 5.Type: GrantFiled: December 28, 2015Date of Patent: January 10, 2017Assignee: Fujifilm Manufacturing Europe B.V.Inventors: Harro Antheunis, Jacko Hessing, Bastiaan Van Berchum
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Patent number: 9527973Abstract: A process for preparing a membrane comprising applying a curable composition to a porous support and curing the composition, wherein the composition comprises: a) a curable ionic compound; b) a first crosslinking agent; c) a second crosslinking agent; d) an inert solvent; and e) optionally a free radical initiator; wherein the second crosslinking agent has a melting point below 80° C. Also claimed are the compositions and membranes obtainable by using the process.Type: GrantFiled: March 22, 2013Date of Patent: December 27, 2016Assignee: Fujifilm Manufacturing Europe BVInventors: Jacko Hessing, Willem Van Baak
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Patent number: 9487418Abstract: A curable composition comprising: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 20 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and an anionic group; (iii) 15 to 45 wt % solvent; and (iv) 0 to 10 wt % of free radical initiator; wherein the molar ratio of (i):(ii) is 0.1 to 1.5. The compositions are useful for preparing ion exchange membranes.Type: GrantFiled: December 28, 2015Date of Patent: November 8, 2016Assignee: Fujifilm Manufacturing Europe B.V.Inventors: Bastiaan Van Berchum, Jacko Hessing, Harro Antheunis
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Publication number: 20160207008Abstract: A curable composition comprising: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 12 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and a cationic group; (iii) 10 to 70 wt % solvent; and (iv) 0 to 10 wt % of free radical initiator; and (v) non-curable salt; wherein the molar ratio of (i):(ii) is >0.10. The compositions are useful for preparing ion exchange membranes.Type: ApplicationFiled: December 28, 2015Publication date: July 21, 2016Inventors: Harro Antheunis, Jacko Hessing, Bastiaan Van Berchum
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Publication number: 20160185629Abstract: A curable composition comprising: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 20 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and an anionic group; (iii) 15 to 45 wt % solvent; and (iv) 0 to 10 wt % of free radical initiator; wherein the molar ratio of (i):(ii) is 0.1 to 1.5. The compositions are useful for preparing ion exchange membranes.Type: ApplicationFiled: December 28, 2015Publication date: June 30, 2016Inventors: Bastiaan Van Berchum, Jacko Hessing, Harro Antheunis
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Patent number: 9309343Abstract: A membrane obtainable from curing a composition comprising (i) a curable compound comprising at least two acrylic groups and a quaternary ammonium group; (ii) solvent; and optionally (iii) a curable compound having one ethylenically unsaturated group.Type: GrantFiled: July 5, 2012Date of Patent: April 12, 2016Assignee: Fujifilm Manufacturing Europe BVInventors: Bastiaan Van Berchum, Willem Johannes Van Baak, Jacko Hessing
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Patent number: 9259685Abstract: A curable composition comprising: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 12 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and a cationic group; (iii) 10 to 70 wt % solvent; and (iv) 0 to 10 wt % of free radical initiator; and (v) non-curable salt; wherein the molar ratio of (i):(ii) is >0.10. The compositions are useful for preparing ion exchange membranes.Type: GrantFiled: January 23, 2015Date of Patent: February 16, 2016Assignee: Fujifilm Manufacturing Europe BVInventors: Harro Antheunis, Jacko Hessing, Bastiaan Van Berchum
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Patent number: 9238221Abstract: A curable composition comprising: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 20 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and an anionic group; (iii) 15 to 45 wt % solvent; and (iv) 0 to 10 wt % of free radical initiator; wherein the molar ratio of (i):(ii) is 0.1 to 1.5. The compositions are useful for preparing ion exchange membranes.Type: GrantFiled: January 23, 2015Date of Patent: January 19, 2016Assignee: Fujifilm Manufacturing Europe BVInventors: Bastiaan Van Berchum, Jacko Hessing, Harro Antheunis
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Publication number: 20150290594Abstract: A membrane obtainable from curing a composition comprising: (i) a curable compound comprising at least two (meth)acrylic groups and a sulphonic acid group and having a molecular weight which satisfies the equation: MW<(300+300n) wherein: MW is the molecular weight of the said curable compound; and n has a value of 1, 2, 3 or 4 and is the number of sulphonic acid groups present in the said curable compound; and optionally (ii) a curable compound having one ethylenically unsaturated group; wherein the molar fraction of curable compounds comprising at least two (meth)acrylic groups, relative to the total number of moles of curable compounds present in the composition, is at least 0.25.Type: ApplicationFiled: July 5, 2012Publication date: October 15, 2015Applicant: FUJIFILM MANUFACTURING EUROPE BVInventors: Bastiaan Van Berchum, Willem Johannes Van Baak, Jacko Hessing
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Publication number: 20150132681Abstract: A curable composition comprising: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 20 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and an anionic group; (iii) 15 to 45 wt % solvent; and (iv) 0 to 10 wt % of free radical initiator; wherein the molar ratio of (i):(ii) is 0.1 to 1.5. The compositions are useful for preparing ion exchange membranes.Type: ApplicationFiled: January 23, 2015Publication date: May 14, 2015Inventors: Bastiaan VAN BERCHUM, Jacko HESSING, Harro ANTHEUNIS