Patents by Inventor Petrus Johannes Maria David Elfrink
Petrus Johannes Maria David Elfrink 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: 11920058Abstract: The invention relates to powder coating compositions suitable for low temperature powder coating crosslinking typically at curing temperature is between 75 and 140° C. which can be used for powder coating temperature-sensitive substrates like MDF, wood, plastic or temperature sensitive metal alloys.Type: GrantFiled: January 25, 2019Date of Patent: March 5, 2024Assignee: ALLNEX NETHERLANDS B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Robert Watson, Martin Bosma, Petrus Johannes Maria David Elfrink, Antonius Johannes Wilhelmus Buser, Pengcheng Yang, Roberto Cavalieri, Massimiliano Censi, Robertino Chinellato, Alessandro Minesso
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Patent number: 11261284Abstract: The invention relates to a process for the preparation of a thixotropic composition comprising polyurea particles, said process comprising contacting and reacting in a liquid medium reactants to form a polyurea and precipitating the polyurea to form polyurea particles, wherein acoustic vibration is applied during contacting of the reactants or as a post-treatment on the formed polyurea particles or both. The invention further relates to a thixotropic composition obtainable by the process, in particular thixotropic composition comprising high amounts of polyurea particles and optionally a polymer resin having high thixotropic efficiency. The compositions can be used, in particular as a masterbatch, in preparation of i.a. coating compositions.Type: GrantFiled: November 7, 2017Date of Patent: March 1, 2022Assignee: ALLNEX NETHERLANDS B.V.Inventors: Martin Bosma, Petrus Johannes Maria David Elfrink, Enrico Richardus August Rensen, Richard Hendrikus Gerrit Brinkhuis
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Publication number: 20210062009Abstract: The invention relates to powder coating compositions suitable for low temperature powder coating crosslinking typically at curing temperature is between 75 and 140° C. which can be used for powder coating temperature-sensitive substrates like MDF, wood, plastic or temperature sensitive metal alloys.Type: ApplicationFiled: January 25, 2019Publication date: March 4, 2021Applicant: Allnex Netherlands B.V.Inventors: Richard Hendrikus Gerrit BRINKHUIS, Robert WATSON, Martin BOSMA, Petrus Johannes Maria David ELFRINK, Antonius Johannes Wilhelmus BUSER, Pengcheng YANG, Roberto CAVALIERI, Massimiliano CENSI, Robertino CHINELLATO, Allessandro MINESSO
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Patent number: 10647876Abstract: An RMA crosslinkable composition having at least one crosslinkable component including reactive components A and B each including at least 2 reactive groups, the at least 2 reactive groups of component A being acidic protons (C—H) in activated methylene or methine groups and the at least 2 reactive groups of component B are activated unsaturated groups (C?C) and a base catalyst (C) which reactive components A and B crosslink by Real Michael Addition (RMA) reaction under action of the base catalyst, characterised in that the at least one crosslinkable component including reactive components A and B in the composition have a total hydroxy number of less than 60, preferably less than 40 and more preferably less than 20 mg KOH/g solids. Further, specific resins A and B having a low hydroxy number for use in RMA cross-linkable compositions and a process for the manufacture thereof.Type: GrantFiled: February 6, 2018Date of Patent: May 12, 2020Assignee: Allnex Netherlands B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Ferry Ludovicus Thys, Nicole Mangnus-Verhagen, Elwin Aloysius Cornelius Adrianus De Wolf
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Patent number: 10597556Abstract: An RMA crosslinkable composition having at least one crosslinkable component including reactive components A and B each including at least 2 reactive groups, the at least 2 reactive groups of component A being acidic protons (C—H) in activated methylene or methine groups and the at least 2 reactive groups of component B are activated unsaturated groups (C?C) and a base catalyst (C) which reactive components A and B crosslink by Real Michael Addition (RMA) reaction under action of the base catalyst, characterised in that the at least one crosslinkable component including reactive components A and B in the composition have a total hydroxy number of less than 60, preferably less than 40 and more preferably less than 20 mg KOH/g solids. Further, specific resins A and B having a low hydroxy number for use in RMA cross-linkable compositions and a process for the manufacture thereof.Type: GrantFiled: February 6, 2018Date of Patent: March 24, 2020Assignee: Allnex Netherlands B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Ferry Ludovicus Thys, Nicole Mangnus-Verhagen, Elwin Aloysius Cornelius Adrianus De Wolf
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Publication number: 20200048398Abstract: The invention relates to a process for the preparation of a thixotropic composition comprising polyurea particles, said process comprising contacting and reacting in a liquid medium reactants to form a polyurea and precipitating the polyurea to form polyurea particles, wherein acoustic vibration is applied during contacting of the reactants or as a post-treatment on the formed polyurea particles or both. The invention further relates to a thixotropic composition obtainable by the process, in particular thixotropic composition comprising high amounts of polyurea particles and optionally a polymer resin having high thixotropic efficiency. The compositions can be used, in particular as a masterbatch, in preparation of i.a. coating compositions.Type: ApplicationFiled: November 7, 2017Publication date: February 13, 2020Applicant: ALLNEX Netherlands B.V.Inventors: Martin BOSMA, Petrus Johannes Maria David ELFRINK, Enrico Richardus August RENSEN, Richard Hendrikus Gerrit BRINKHUIS
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Publication number: 20180155573Abstract: An RMA crosslinkable composition having at least one crosslinkable component including reactive components A and B each including at least 2 reactive groups, the at least 2 reactive groups of component A being acidic protons (C—H) in activated methylene or methine groups and the at least 2 reactive groups of component B are activated unsaturated groups (C?C) and a base catalyst (C) which reactive components A and B crosslink by Real Michael Addition (RMA) reaction under action of the base catalyst, characterised in that the at least one crosslinkable component including reactive components A and B in the composition have a total hydroxy number of less than 60, preferably less than 40 and more preferably less than 20 mg KOH/g solids. Further, specific resins A and B having a low hydroxy number for use in RMA cross-linkable compositions and a process for the manufacture thereof.Type: ApplicationFiled: February 6, 2018Publication date: June 7, 2018Applicant: Allnex Netherlands B.V.Inventors: Richard Hendrikus Gerrit BRINKHUIS, Antonius Johannes Wilhelmus BUSER, Petrus Johannes Maria David ELFRINK, Ferry Ludovicus THYS, Nicole MANGNUS-VERHAGEN, Elwin Aloysius Cornelius Adrianus DE WOLF
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Patent number: 9834701Abstract: An RMA crosslinkable composition for making thick coating layers having at least one crosslinkable component comprising reactive components A and B each including at least 2 reactive groups wherein the at least 2 reactive groups of component A are acidic protons (C—H) in activated methylene or methine groups, and the at least 2 reactive groups of component B are activated unsaturated groups (C?C), to achieve crosslinking by Real Michael Addition reaction, the composition further including a base catalyst (C), an X—H group containing component (D) that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is C, N, P, O or S and a sag control component (E). A crosslinkable composition is also disclosed for preparing thick coating layers having a dry thickness of at least 70 mu having a surface appearance and hardness of the resulting cured composition.Type: GrantFiled: November 12, 2015Date of Patent: December 5, 2017Assignee: ALLNEX NETHERLANDS B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Ferry Ludovicus Thys, Elwin Aloysius Cornelius Adrianus De Wolf
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Patent number: 9587138Abstract: An RMA crosslinkable composition for making thick coating layers having at least one crosslinkable component comprising reactive components A and B each including at least 2 reactive groups wherein the at least 2 reactive groups of component A are acidic protons (C—H) in activated methylene or methine groups, and the at least 2 reactive groups of component B are activated unsaturated groups (C?C), to achieve crosslinking by Real Michael Addition reaction, the composition further including a base catalyst (C), an X—H group containing component (D) that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is C, N, P, O or S and a sag control component (E). A crosslinkable composition is also disclosed for preparing thick coating layers having a dry thickness of at least 70 mu having a surface appearance and hardness of the resulting cured composition.Type: GrantFiled: January 7, 2016Date of Patent: March 7, 2017Assignee: NUPLEX RESINS B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Ferry Ludovicus Thys, Elwin Aloysius Cornelius Adrianus De Wolf
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Patent number: 9534081Abstract: The present invention relates to a crosslinkable composition comprising at least one crosslinkable component and a latent base crosslinking catalyst, which crosslinkable composition has a solids content of typically at least 55 wt (dry weight after crosslinking relative to the total weight of the crosslinking composition) wherein the latent base catalyst is a substituted carbonate salt according to formula 1 wherein X+ represents a non acidic cation, preferably a quaternary ammonium or phosphonium, and wherein R is hydrogen, alkyl, aryl or aralkyl group.Type: GrantFiled: October 6, 2015Date of Patent: January 3, 2017Assignee: NUPLEX RESINS B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Jan Andre Jozef Schutyser, Paulus Jozef Dolphijn, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Michael Anthony Gessner, Mohamad Deeb Shalati
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Publication number: 20160168320Abstract: The present invention relates to a crosslinkable composition comprising at least one crosslinkable component and a latent base crosslinking catalyst, which crosslinkable composition has a solids content of typically at least 55 wt (dry weight after crosslinking relative to the total weight of the crosslinking composition) wherein the latent base catalyst is a substituted carbonate salt according to formula 1 wherein X+ represents a non acidic cation, preferably a quaternary ammonium or phosphonium, and wherein R is hydrogen, alkyl, aryl or aralkyl group. The invention relates in particular to a composition crosslinkable by Real Michael Addition (RMA) reaction wherein a component with at least 2 activated unsaturated groups and a component with at least 2 acidic protons C—H in activated methylene or methine groups, preferably malonate react and crosslink to each other in the presence of the base catalyst.Type: ApplicationFiled: October 6, 2015Publication date: June 16, 2016Inventors: Richard Hendrikus Gerrit BRINKHUIS, Jan Andre Jozef SCHUTYSER, Paulus Jozef DOLPHIJN, Antonius Johannes Wilhelmus BUSER, Petrus Johannes Maria David ELFRINK, Michael Anthony GESSNER, Mohamad Deeb SHALATI
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Publication number: 20160115344Abstract: An RMA crosslinkable composition for making thick coating layers having at least one crosslinkable component comprising reactive components A and B each including at least 2 reactive groups wherein the at least 2 reactive groups of component A are acidic protons (C—H) in activated methylene or methine groups, and the at least 2 reactive groups of component B are activated unsaturated groups (C?C), to achieve crosslinking by Real Michael Addition reaction, the composition further including a base catalyst (C), an X—H group containing component (D) that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is C, N, P, O or S and a sag control component (E). A crosslinkable composition is also disclosed for preparing thick coating layers having a dry thickness of at least 70 mu having a surface appearance and hardness of the resulting cured composition.Type: ApplicationFiled: January 7, 2016Publication date: April 28, 2016Applicant: NUPLEX RESINS B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Ferry Ludovicus Thys, Elwin Aloysius Cornelius Adrianus De Wolf
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Patent number: 9284423Abstract: A crosslinkable composition including a component A with at least 2 acidic protons C—H in activated methylene or methine groups (the RMA donor group), and a component B with at least 2 activated unsaturated groups (the RMA acceptor group), and a catalyst system C that contains, or is able to generate a basic catalyst capable of activating the RMA reaction between components A and B, characterised in that the cross-linkable composition further includes an X—H group containing component D that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is N, P, O, S or wherein X is C as part of an acidic methyl (CH3) group. A component D and catalyst additive mixtures for the manufacture of RMA crosslinkable composition.Type: GrantFiled: April 7, 2014Date of Patent: March 15, 2016Assignee: Nuplex Resins B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Ferry Ludovicus Thys, Elwin Aloysius Cornelius Adrianus De Wolf
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Publication number: 20160060482Abstract: An RMA crosslinkable composition for making thick coating layers having at least one crosslinkable component comprising reactive components A and B each including at least 2 reactive groups wherein the at least 2 reactive groups of component A are acidic protons (C—H) in activated methylene or methine groups, and the at least 2 reactive groups of component B are activated unsaturated groups (C?C), to achieve crosslinking by Real Michael Addition reaction, the composition further including a base catalyst (C), an X—H group containing component (D) that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is C, N, P, O or S and a sag control component (E). A crosslinkable composition is also disclosed for preparing thick coating layers having a dry thickness of at least 70 mu having a surface appearance and hardness of the resulting cured composition.Type: ApplicationFiled: November 12, 2015Publication date: March 3, 2016Applicant: NUPLEX RESINS B.V.Inventors: Richard Hendrikus Gerrit BRINKHUIS, Antonius Johannes Wilhelmus BUSER, Petrus Johannes Maria David ELFRINK, Ferry Ludovicus THYS, Elwin Aloysius Cornelius Adrianus DE WOLF
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Patent number: 9260626Abstract: An RMA crosslinkable composition for making thick coating layers having at least one crosslinkable component comprising reactive components A and B each including at least 2 reactive groups wherein the at least 2 reactive groups of component A are acidic protons (C—H) in activated methylene or methine groups, and the at least 2 reactive groups of component B are activated unsaturated groups (C?C), to achieve crosslinking by Real Michael Addition reaction, the composition further including a base catalyst (C), an X—H group containing component (D) that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is C, N, P, O or S and a sag control component (E). A crosslinkable composition is also disclosed for preparing thick coating layers having a dry thickness of at least 70 mu having a surface appearance and hardness of the resulting cured composition.Type: GrantFiled: April 7, 2014Date of Patent: February 16, 2016Assignee: Nuplex Resins B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Ferry Ludovicus Thys, Elwin Aloysius Cornelius Adrianus De Wolf
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Publication number: 20150376472Abstract: A process for preparing crosslinkable oligomers comprising reacting at least one monomer having the structure: VHC?CHX, wherein more than 60% of such monomer or monomers has at least one crosslinkable functional moiety, and at least one monomer having the structure: WHC?CYZ at certain molar ratios and reaction conditions, in which V, X, W, and Z are predefined in the text. Curable coatings, sealants, and adhesives utilizing such crosslinkable oligomers and block, branched, star and comb-like graft crosslinkable copolymers derived from such crosslinkable oligomers are also disclosed.Type: ApplicationFiled: September 14, 2015Publication date: December 31, 2015Applicant: NUPLEX RESINS B.V.Inventors: Eugene Ivan Bzowej, Richard Hendrikus Gerrit BRINKHUIS, Mohamad Deeb SHALATI, Petrus Johannes Maria David ELFRINK, Gautam S. Haldankar
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Patent number: 9181452Abstract: The present invention relates to a crosslinkable composition comprising at least one crosslinkable component and a latent base crosslinking catalyst, which crosslinkable composition has a solids content of typically at least 55 wt (dry weight after crosslinking relative to the total weight of the crosslinking composition) wherein the latent base catalyst is a substituted carbonate salt according to formula 1 wherein X+represents a non acidic cation, preferably a quaternary ammonium or phosphonium, and wherein R is hydrogen, alkyl, aryl or aralkyl group.Type: GrantFiled: April 7, 2011Date of Patent: November 10, 2015Assignee: NUPLEX RESINS B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Jan Andre Jozef Schutyser, Paulus Jozef Dolphijn, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Michael Anthony Gessner, Mohamad Deeb Shalati
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Patent number: 9181453Abstract: The present invention relates to a crosslinkable polymer composition comprising reactive components A and B each comprising at least 2 reactive groups wherein the at least 2 reactive groups of component A are acidic protons (C—H) in activated methylene or methine groups and the at least 2 reactive groups of component B are activated unsaturated groups (C?C) to achieve crosslinking by Real Michael Addition (RMA), wherein the component A is a malonate containing component and wherein components A and B react on drying of the crosslinkable polymer composition by deblocking of latent base catalyst C by evaporation of carbon dioxide, which latent base crosslinking catalyst, is a substituted carbonate salt according to formula 1 wherein X+ represents a non acidic cation and wherein R is hydrogen, alkyl, aryl or aralkyl group.Type: GrantFiled: April 7, 2011Date of Patent: November 10, 2015Assignee: NUPLEX RESINS B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Jan Andre Jozef Schutyser, Paulus Jozef Dolphijn, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Michael Anthony Gessner, Mohamad Deeb Shalati
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Patent number: 8962725Abstract: The present invention relates to a crosslinkable composition comprising at least one crosslinkable component crosslinkable by a latent base crosslinking catalyst comprising a substituted carbonate salt according to formula 1 wherein X+ represents a cation and wherein R is hydrogen, alkyl, aryl or aralkyl group, and wherein the crosslinkable composition comprises 0.1-10 wt %, preferably 0.1-5, more preferably 0.2-3 and most preferably 0.5-1.5 wt % water (relative to total weight of the crosslinkable composition). The invention further relates to a coating composition comprising the crosslinkable composition according to the invention, a novel catalyst composition and to the use of said catalyst composition according to the invention as a latent base crosslinking catalyst in coating compositions, preferably in RMA crosslinkable compositions.Type: GrantFiled: April 7, 2011Date of Patent: February 24, 2015Assignee: Nuplex Resins B.V.Inventors: Richard Hendrikus Gerrit Brinkhuis, Jan Andre Jozef Schutyser, Paulus Jozef Dolphijn, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Michael Anthony Gessner, Mohamad Deeb Shalati
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Publication number: 20140235785Abstract: A crosslinkable composition including a component A with at least 2 acidic protons C—H in activated methylene or methine groups (the RMA donor group), and a component B with at least 2 activated unsaturated groups (the RMA acceptor group), and a catalyst system C that contains, or is able to generate a basic catalyst capable of activating the RMA reaction between components A and B, characterised in that the cross-linkable composition further includes an X—H group containing component D that is also a Michael addition donor reactable with component B under the action of catalyst C, wherein X is N, P, O, S or wherein X is C as part of an acidic methyl (CH3) group. A component D and catalyst additive mixtures for the manufacture of RMA crosslinkable composition.Type: ApplicationFiled: April 7, 2014Publication date: August 21, 2014Applicant: NUPLEX RESINS B.V.Inventors: Richard Hendrikus Gerrit BRINKHUIS, Antonius Johannes Wilhelmus BUSER, Petrus Johannes Maria David ELFRINK, Ferry Ludovicus THYS, Elwin Aloysius Cornelius Adrianus DE WOLF