Patents by Inventor Hugues Van Den Bergen
Hugues Van Den Bergen 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: 11708493Abstract: Provided in the invention is an adhesion promoter (AP) that is the reaction product of: (i-1) at least one hydroxyl functional (meth)acrylated compound bearing at least two (meth)acryloyl groups, (i-2) optionally, at least one hydroxyl functional (meth)acrylated compound bearing one (meth)acryloyl group (ii), at least one titanium orthoester (ii-a) and/or at least one zirconium orthoester (ii-b), and, (iii) optionally, at least one other compound (iii) that is capable to react with hydroxyl groups. Materials of the invention are suitable for use in coating compositions, inks, paints, varnishes (including overprint varnishes), adhesives (including laminating adhesives), for the making of composites, molding compositions or 3D articles. Materials of the invention are suitable for use in inks and coating compositions (clear or pigmented).Type: GrantFiled: November 20, 2018Date of Patent: July 25, 2023Assignee: ALLNEX BELGIUM S.A.Inventors: Hugues Van Den Bergen, Paul Gevaert, Stephan Peeters
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Patent number: 11267949Abstract: The present invention relates to a process for preparing a polyester (meth)acrylate resin (I), said process comprising the steps of: (a) Reacting a thermoplastic polyester with (a1) at least one polyhydric alcohol and, optionally, with (a2) at least one triglyceride, wherein the molar ratio of triglyceride to thermoplastic polyester is between 0 and 0.3, and the molar ratio of polyhydric alcohol to thermoplastic polyester is at most 1.9 to obtain a depolymerization product A that has a hydroxyl number within the range of from 200 to 800 mg KOH/g; (b) Reacting the depolymerization product A with (b1) at least one fatty acid and/or (b2) at least one polybasic carboxylic acid and, optionally, with (b3) at least one polyhydric alcohol to provide a polyester polyol B; (c) Reacting the polyester polyol B with (c) at least one (meth)acrylating compound to provide a (meth)acrylated compound (I), wherein the weight ratio of fatty acid (b1) to the depolymerization product A is between 0 and 0.Type: GrantFiled: January 28, 2021Date of Patent: March 8, 2022Assignee: ALLNEX BELGIUM S.A.Inventors: Hugues Van Den Bergen, Paul Gevaert, Stephan Peeters
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Publication number: 20210388151Abstract: The present invention in general relates to acrylate end-capped urethane-based polymers, which are in particular characterized by the presence of at least 3 acrylate end-groups, thereby making them particularly suitable for further processing using multiple kinds of technologies such as 2-photon polymerization, stereolithography (SLA printing), electrospinning, film casting, porogen leaching, extrusion based 3D-printing, spray drying, cryogenic treatment, coatings, cross-linkable micelles, spincoating, and electrospraying.Type: ApplicationFiled: November 5, 2019Publication date: December 16, 2021Applicants: Universiteit Gent, Allnex Belgium SAInventors: Aysu Arslan, Hugues van den Bergen, Patrice Roose, Dirk Bontinck, Sandra van Vlierberghe, Peter Dubruel
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Patent number: 11098155Abstract: The invention pertains to the technical field of urethane based materials, in particular to radiation curable urethane precursors that are cross-linkable in solid form and materials obtainable therefrom. In addition the invention pertains to methods for manufacturing these precursors and materials, and their uses. The invention is advantageous to the fields of i.e. coatings and biomedical applications.Type: GrantFiled: January 24, 2020Date of Patent: August 24, 2021Assignee: UNIVERSITEIT GENTInventors: Peter Dubruel, Sandra Van Vlierberghe, Annemie Houben, Hugues Van Den Bergen, Patrice Roose, Dirk Bontinck
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Publication number: 20210147651Abstract: The present invention relates to a process for preparing a polyester (meth)acrylate resin (I), said process comprising the steps of: (a) Reacting a thermoplastic polyester with (a1) at least one polyhydric alcohol and, optionally, with (a2) at least one triglyceride, wherein the molar ratio of triglyceride to thermoplastic polyester is between 0 and 0.3, and the molar ratio of polyhydric alcohol to thermoplastic polyester is at most 1.9 to obtain a depolymerization product A that has a hydroxyl number within the range of from 200 to 800 mg KOH/g; (b) Reacting the depolymerization product A with (b1) at least one fatty acid and/or (b2) at least one polybasic carboxylic acid and, optionally, with (b3) at least one polyhydric alcohol to provide a polyester polyol B; (c) Reacting the polyester polyol B with (c) at least one (meth)acrylating compound to provide a (meth)acrylated compound (I), wherein the weight ratio of fatty acid (b1) to the depolymerization product A is between 0 and 0.Type: ApplicationFiled: January 28, 2021Publication date: May 20, 2021Applicant: ALLNEX Belgium S.A.Inventors: Hugues VAN DEN BERGEN, Paul GEVAERT, Stephan PEETERS
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Patent number: 10995270Abstract: The present invention relates to stabilizers for thiol-ene compositions and to radiation curable thiol-ene compositions based thereon. Such radiation curable compositions can advantageously be used in inks, overprint varnishes, coatings, adhesives, for the making of 3D objects and for the making of solder resist and gel nails.Type: GrantFiled: January 8, 2020Date of Patent: May 4, 2021Assignee: ALLNEX BELGIUM S.A.Inventors: Luc Boogaerts, Steven Cappelle, Hugues Van Den Bergen
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Patent number: 10941271Abstract: The present invention relates to a process for preparing a polyester (meth)acrylate resin (I), said process comprising the steps of: (a) Reacting a thermoplastic polyester with (a1) at least one polyhydric alcohol and, optionally, with (a2) at least one triglyceride, wherein the molar ratio of triglyceride to thermoplastic polyester is between 0 and 0.3, and the molar ratio of polyhydric alcohol to thermoplastic polyester is at most 1.9 to obtain a depolymerization product A that has a hydroxyl number within the range of from 200 to 800 mg KOH/g; (b) Reacting the depolymerization product A with (b1) at least one fatty acid and/or (b2) at least one polybasic carboxylic acid and, optionally, with (b3) at least one polyhydric alcohol to provide a polyester polyol B; (c) Reacting the polyester polyol B with (c) at least one (meth)acrylating compound to provide a (meth)acrylated compound (I), wherein the weight ratio of fatty acid (b 1) to the depolymerization product A is between 0 and 0.Type: GrantFiled: July 10, 2017Date of Patent: March 9, 2021Assignee: ALLNEX BELGIUM S.A.Inventors: Hugues Van Den Bergen, Paul Gevaert, Stephan Peeters
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Publication number: 20200308417Abstract: Provided in the invention is an adhesion promoter (AP) that is the reaction product of: (i-1) at least one hydroxyl functional (meth)acrylated compound bearing at least two (meth)acryloyl groups, (i-2) optionally, at least one hydroxyl functional (meth)acrylated compound bearing one (meth)acryloyl group (ii), at least one titanium orthoester (ii-a) and/or at least one zirconium orthoester (ii-b), and, (iii) optionally, at least one other compound (iii) that is capable to react with hydroxyl groups. Materials of the invention are suitable for use in coating compositions, inks, paints, varnishes (including overprint varnishes), adhesives (including laminating adhesives), for the making of composites, molding compositions or 3D articles. Materials of the invention are suitable for use in inks and coating compositions (clear or pigmented).Type: ApplicationFiled: November 20, 2018Publication date: October 1, 2020Applicant: ALLNEX BELGIUM S.A.Inventors: Hugues VAN DEN BERGEN, Paul GEVAERT, Stephan PEETERS
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Publication number: 20200157274Abstract: The invention pertains to the technical field of urethane based materials, in particular to radiation curable urethane precursors that are cross-linkable in solid form and materials obtainable therefrom. In addition the invention pertains to methods for manufacturing these precursors and materials, and their uses. The invention is advantageous to the fields of i.e. coatings and biomedical applications.Type: ApplicationFiled: January 24, 2020Publication date: May 21, 2020Applicants: Universiteit Gent, Allnex Beligum SAInventors: Peter Dubruel, Sandra Van Vlierberghe, Annemie Houben, Hugues Van Den Bergen, Patrice Roose, Dirk Bontinck
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Publication number: 20200140616Abstract: The present invention relates to stabilizers for thiol-ene compositions and to radiation curable thiol-ene compositions based thereon. Such radiation curable compositions can advantageously be used in inks, overprint varnishes, coatings, adhesives, for the making of 3D objects and for the making of solder resist and gel nails.Type: ApplicationFiled: January 8, 2020Publication date: May 7, 2020Applicant: ALLNEX BELGIUM S.A.Inventors: Luc BOOGAERTS, Steven CAPPELLE, Hugues VAN DEN BERGEN
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Publication number: 20200140755Abstract: The present invention relates to stabilizers for thiol-ene compositions and to radiation curable thiol-ene compositions based thereon. Such radiation curable compositions can advantageously be used in inks, overprint varnishes, coatings, adhesives, for the making of 3D objects and for the making of solder resist and gel nails.Type: ApplicationFiled: January 8, 2020Publication date: May 7, 2020Applicant: ALLNEX BELGIUM S.A.Inventors: Luc BOOGAERTS, Steven CAPPELLE, Hugues VAN DEN BERGEN
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Patent number: 10584199Abstract: The invention pertains to the technical field of urethane based materials, in particular to radiation curable urethane precursors that are cross-linkable in solid form and materials obtainable therefrom. In addition the invention pertains to methods for manufacturing these precursors and materials, and their uses. The invention is advantageous to the fields of i.e. coatings and biomedical applications.Type: GrantFiled: June 30, 2016Date of Patent: March 10, 2020Assignees: UNIVERSITEIT GENT, ALLNEX BELGIUM SAInventors: Peter Dubruel, Sandra Van Vlierberghe, Annemie Houben, Hugues Van Den Bergen, Patrice Roose, Dirk Bontinck
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Patent number: 10563125Abstract: The present invention relates to stabilizers for thiol-ene compositions and to radiation curable thiol-ene compositions based thereon. Such radiation curable compositions can advantageously be used in inks, overprint varnishes, coatings, adhesives, for the making of 3D objects and for the making of solder resist and gel nails.Type: GrantFiled: November 24, 2014Date of Patent: February 18, 2020Assignee: ALLNEX BELGIUM S.A.Inventors: Luc Boogaerts, Steven Cappelle, Hugues Van Den Bergen
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Publication number: 20190153191Abstract: The present invention relates to a process for preparing a polyester (meth)acrylate resin (I), said process comprising the steps of: (a) Reacting a thermoplastic polyester with (a1) at least one polyhydric alcohol and, optionally, with (a2) at least one triglyceride, wherein the molar ratio of triglyceride to thermoplastic polyester is between 0 and 0.3, and the molar ratio of polyhydric alcohol to thermoplastic polyester is at most 1.9 to obtain a depolymerization product A that has a hydroxyl number within the range of from 200 to 800 mg KOH/g; (b) Reacting the depolymerization product A with (b1) at least one fatty acid and/or (b2) at least one polybasic carboxylic acid and, optionally, with (b3) at least one polyhydric alcohol to provide a polyester polyol B; (c) Reacting the polyester polyol B with (c) at least one (meth)acrylating compound to provide a (meth)acrylated compound (I), wherein the weight ratio of fatty acid (b 1) to the depolymerization product A is between 0 and 0.Type: ApplicationFiled: July 10, 2017Publication date: May 23, 2019Applicant: ALLNEX Belgium S.A.Inventors: Hugues VAN DEN BERGEN, Paul GEVAERT, Stephan PEETERS
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Patent number: 10189930Abstract: The present invention relates to radiation curable compositions (A) comprising—(a) at least one photoinitiator compound of formula (I) wherein Q is the residue of a hydroxy compound having 1 to 6 hydroxyl groups, and wherein x is a number that is at least 1 but no greater than the number of hydroxyl groups originally present in said hydroxy compound;—(b) at least one ethylenically unsaturated compound selected from monomers (b1) and/or from oligomers (b2); and—(c) optionally, at least one co-synergist which preferably is an amino co-synergist. The present invention further relates to photoinitiator compounds(a) and their preparation.Type: GrantFiled: July 23, 2013Date of Patent: January 29, 2019Assignee: ALLNEX BELGIUM S.A.Inventors: Hugues Van Den Bergen, Paul Gevaert, Steven Cappelle
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Publication number: 20180194890Abstract: The invention pertains to the technical field of urethane based materials, in particular to radiation curable urethane precursors that are cross-linkable in solid form and materials obtainable therefrom. In addition the invention pertains to methods for manufacturing these precursors and materials, and their uses. The invention is advantageous to the fields of i.e. coatings and biomedical applications.Type: ApplicationFiled: June 30, 2016Publication date: July 12, 2018Applicants: Universiteit Gent, Allnex Belgium SAInventors: Peter DUBRUEL, Sandra VAN VLIERBERGHE, Annemie HOUBEN, Hugues VAN DEN BERGEN, Patrice ROOSE, Dirk BONTINCK
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Patent number: 10005717Abstract: A compound obtained by reaction of one or more amines of general formula NHR6R7 with a benzophenone derivative of the following general formula (IX) wherein M is a group comprising a number z of (meth)acrylate groups equal to at least one, L is a linker, G is linker comprising a number p? of unreacted hydroxyl groups, and R, R? and R?? are optional substituents as well as inks, coating compositions and adhesives comprising the same.Type: GrantFiled: December 18, 2012Date of Patent: June 26, 2018Assignee: ALLNEX BELGIUM S.A.Inventors: Paul Gevaert, Steven Cappelle, Hugues Van Den Bergen, Ram Gupta
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Patent number: 10000446Abstract: A compound obtained by reaction of one or more amines of the general formula NHR6R7 with a compound of the following general formula (IX): wherein, PI is a photoinitiator derivative, G is linker comprising a number p? of unreacted hydroxyl groups, M is a group comprising a number z of (meth)acrylate groups equal to at least one, as well as inks, coating compositions and adhesives comprising the same.Type: GrantFiled: December 18, 2012Date of Patent: June 19, 2018Assignee: ALLNEX BELGIUM S.A.Inventors: Paul Gevaert, Steven Cappelle, Hugues Van Den Bergen, Ram Gupta
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Publication number: 20170022414Abstract: The present invention relates to stabilizers for thiol-ene compositions and to radiation curable thiol-ene compositions based thereon. Such radiation curable compositions can advantageously be used in inks, overprint varnishes, coatings, adhesives, for the making of 3D objects and for the making of solder resist and gel nails.Type: ApplicationFiled: November 24, 2014Publication date: January 26, 2017Applicant: Allnex Belgium S.A.Inventors: Luc BOOGAERTS, Steven CAPPELLE, Hugues VAN DEN BERGEN
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Publication number: 20160130380Abstract: The present invention relates to radiation curable compositions (A) comprising—(a) at least one photoinitiator compound of formula (I) wherein Q is the residue of a hydroxy compound having 1 to 6 hydroxyl groups, and wherein x is a number that is at least 1 but no greater than the number of hydroxyl groups originally present in said hydroxy compound;—(b) at least one ethylenically unsaturated compound selected from monomers (b1) and/or from oligomers (b2); and—(c) optionally, at least one co-synergist which preferably is an amino co-synergist. The present invention further relates to photoinitiator compounds(a) and their preparation.Type: ApplicationFiled: July 23, 2013Publication date: May 12, 2016Applicant: Allnex Belgium S.A.Inventors: Hugues VAN DEN BERGEN, Paul GEVAERT, Steven CAPPELLE