Patents by Inventor Jurgen Scheerder

Jurgen Scheerder 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).

  • Patent number: 11001663
    Abstract: The present invention relates to an aqueous dispersion comprising dispersed particles of an acrylic copolymer having a volume average particle size diameter (d50) of from 1 to 50 ?m (microns), wherein the aqueous dispersion further comprises (i) an acrylic copolymer dispersant having an alkaline solubility higher than 50 wt. %, and being present in the dispersion in an amount of from 10 to 35% by weight, relative to the total amount of monomers used to prepare the acrylic copolymer of the dispersed polymeric particles; and (ii) decomposition products of an oil-soluble organic initiator.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: May 11, 2021
    Assignee: DSM IP ASSETS B.V.
    Inventors: Adrianus Antonius Johannes Van Geel, Franciscus Adrianus Johannes Suykerbuyk, Gerardus Cornelis Overbeek, Jurgen Scheerder
  • Publication number: 20200317842
    Abstract: The present invention relates to an aqueous dispersion comprising dispersed particles of an acrylic copolymer having a volume average particle size diameter (d50) of from 1 to 50 ?m (microns), wherein the aqueous dispersion further comprises (i) an acrylic copolymer dispersant having an alkaline solubility higher than 50 wt. %, and being present in the dispersion in an amount of from 10 to 35% by weight, relative to the total amount of monomers used to prepare the acrylic copolymer of the dispersed polymeric particles; and (ii) decomposition products of an oil-soluble organic initiator.
    Type: Application
    Filed: October 17, 2017
    Publication date: October 8, 2020
    Inventors: Adrianus Antonius Johannes VAN GEEL, Franciscus Adrianus Johannes SUYKERBUYK, Gerardus Cornelis OVERBEEK, Jurgen SCHEERDER
  • Publication number: 20200207994
    Abstract: The current invention relates to an one-pack aqueous coating composition comprising dispersed carbonyl functional vinyl polymer(s) particles, characterized in that the coating composition further comprises carbodihydrazide, whereby (i) the equivalent molar ratio of hydrazide groups to carbonyl groups is from 0.1 to 0.95, (ii) the ratio of number-average molecular weight of the carbonyl functional vinyl polymer(s) to acid value of the carbonyl functional vinyl polymer(s) is higher than 400, and (iii) the acid value of the carbonyl functional vinyl polymer(s) is from 2 to 100 mg KOH/gram carbonyl functional vinyl polymer.
    Type: Application
    Filed: July 16, 2018
    Publication date: July 2, 2020
    Inventors: Gerardus Cornelis OVERBEEK, Alfred Jean Paul BÜCKMANN, Patrick Johannes Maria STALS, Daan VAN DER ZWAAG, Jurgen SCHEERDER, Stella Josette VAN DIJK
  • Patent number: 10167408
    Abstract: An aqueous polymer composition which when in the form of a film shows excellent elongation at break comprising (i) 5 to 30 wt. % of polyurethane where the acid value of the polyurethane is between 3 to 40 mg KOH/g; (ii) 70 to 95 wt. % of vinyl polymer comprising 20 to 90 wt. % of vinyl polymer with Tg<20° C.; 10 to 80 wt. % of vinyl polymer with Tg?20° C.; where at least one of the vinyl polymers contains acid functional groups with acid value in the range of from 15 and 240 mg KOH/g.
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: January 1, 2019
    Assignee: DSM IP ASSETS B.V.
    Inventors: Rajasingham Satgurunathan, Jurgen Scheerder, Gerardus Cornelis Overbeek, Roel Johannes Marinus Swaans, Ronald Tennebroek, Tijs Nabuurs, Maud Kastelijn, Hinrike Malda
  • Publication number: 20180335283
    Abstract: The invention relates to a preformed sheet with an improved ballistic resistance, comprising a network of fibers having a tensile strength of at least 1.5 GPa, impregnated with at least 10% of a plastic material comprising a multiphase (meth)acrylic based polymer dispersion. Such polymer dispersion has a first phase which has a minimum glass transition temperature of at least 40° C. and a weight average molecular weight of less than 80,000 g/mol and a second phase having a maximum glass transition temperature of 30° C. or less and a weight average molecular weight of more than 100,000 g/mol.
    Type: Application
    Filed: November 11, 2016
    Publication date: November 22, 2018
    Inventor: Jurgen SCHEERDER
  • Publication number: 20180328699
    Abstract: The invention relates to a preformed sheet, comprising a network of polyethylene fibers having a tensile strength of at least 1.5 GPa, impregnated with at least 10% of a plastic wherein the plastic material is an acrylic based thermoplastic material with a glass transition temperature of at least 25° C. The invention further relates to an assembly of at least two preformed sheets and to a ballistic resistant article comprising at least one assembly.
    Type: Application
    Filed: November 11, 2016
    Publication date: November 15, 2018
    Inventor: Jurgen SCHEERDER
  • Publication number: 20170044391
    Abstract: An aqueous polymer composition which when in the form of a film shows excellent elongation at break comprising (i) 5 to 30 wt. % of polyurethane where the acid value of the polyurethane is between 3 to 40 mg KOH/g; (ii) 70 to 95 wt. % of vinyl polymer comprising 20 to 90 wt. % of vinyl polymer with Tg<20° C.; 10 to 80 wt. % of vinyl polymer with Tg?20° C.; where at least one of the vinyl polymers contains acid functional groups with acid value in the range of from 15 and 240 mg KOH/g.
    Type: Application
    Filed: April 23, 2015
    Publication date: February 16, 2017
    Inventors: Rajasingham SATGURUNATHAN, Jurgen SCHEERDER, Gerardus Cornelis OVERBEEK, Roel Johannes Marinus SWAANS, Ronald TENNEBROEK, Tijs NABUURS, Maud KASTELIJN, Hinrike MALDA
  • Publication number: 20150299057
    Abstract: The present invention relates to a seed treatment composition comprising a waterborne resin and a water dispersible plant protein. The invention is further directed to the production of these compositions and to the uses of these compositions.
    Type: Application
    Filed: November 21, 2013
    Publication date: October 22, 2015
    Inventors: Jurgen SCHEERDER, Gerardus Cornelis OVERBEEK, Luppo EDENS
  • Patent number: 8795830
    Abstract: Disclosed is a method to provide a metal wire with a coating system comprising a primer and a topcoat, particularly a hydrophilic, lubricious topcoat. The method comprises applying directly onto the wire metal a primer coating composition, which is an aqueous coating composition comprising a multiphase vinyl polymer, the polymer comprising a first phase having a Tg in the range of from ?20° C. to 40° C. and a hard phase having a Tg in the range of from 25° C. to 120° C. The primer has good adhesion to both the metal surface and the topcoat, and provides the eventual coating system with, inter alia, a good flexibility.
    Type: Grant
    Filed: January 11, 2010
    Date of Patent: August 5, 2014
    Assignee: DSM IP Assets B.V.
    Inventors: Paul Wyman, de Nik Bont, Hinrike Malda, Mamix Rooijmans, Jurgen Scheerder, Rajasingham Satgurunathan, Thomas L. M. Frijns
  • Publication number: 20140205759
    Abstract: An aqueous coating composition comprising (i) a polyurethane obtained by the reaction of (a) an isocyanate-terminated pre-polymer obtained from the reaction of components comprising at least one polyisocyanate of which at least 50 wt % is at least one aliphatic polyisocyanate; in an NCO/OH ratio in the range of from 1.75 to 1.05; and (b) an active-hydrogen chain-extending compound; and (ii) a vinyl polymer having a Tg below ambient temperature.
    Type: Application
    Filed: March 25, 2014
    Publication date: July 24, 2014
    Applicant: DSM IP ASSETS B.V.
    Inventors: Rajasingham SATGURUNATHAN, Marc ROELANDS, Jurgen SCHEERDER, Alexander Wilhelmus Martinus Cornelis DONDERS
  • Publication number: 20120041545
    Abstract: Disclosed is a method to provide a metal wire with a coating system comprising a primer and a topcoat, particularly a hydrophilic, lubricious topcoat. The method comprises applying directly onto the wire metal a primer coating composition, which is an aqueous coating composition comprising a multiphase vinyl polymer, the polymer comprising a first phase having a Tg in the range of from ?20° C. to 40° C. and a hard phase having a Tg in the range of from 25° C. to 120° C. The primer has good adhesion to both the metal surface and the topcoat, and provides the eventual coating system with, inter alia, a good flexibility.
    Type: Application
    Filed: January 11, 2010
    Publication date: February 16, 2012
    Inventors: Paul Wyman, de Nik Bont, Hinrike Malda, Mamix Rooijmans, Jurgen Scheerder, Rajasingham Satgurunathan, ThomasL L.M. Frijns
  • Patent number: 7935757
    Abstract: A process is described for making an aqueous coating composition comprising a cationic vinyl oligomer comprising the following steps: I. preparation of a cationic vinyl oligomer by solution or bulk polymerization of components: i) 2 to 50 wt % of vinyl monomers bearing amine functional groups selected from the group consisting of non-ionic amine functional groups (a), permanent quaternary ammonium functional groups (b), neutralized amine functional groups (c) and mixtures thereof; and ii) 20 to 98 wt % of Ci to Ci8 alkyl (meth)acrylates; and II. dispersion of the cationic vinyl oligomer in an aqueous medium and neutralization of non-ionic amine functional groups.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: May 3, 2011
    Assignee: DSM IP Assets B.V.
    Inventors: Jurgen Scheerder, Emilio Martin, Gerardus Cornelis Overbeek
  • Publication number: 20110027602
    Abstract: A process is described for making an aqueous coating composition comprising a cationic vinyl oligomer comprising the following steps: I. preparation of a cationic vinyl oligomer by solution or bulk polymerisation of components: i) 2 to 50 wt % of vinyl monomers bearing amine functional groups selected from the group consisting of non-ionic amine functional groups (a), permanent quaternary ammonium functional groups (b), neutralised amine functional groups (c) and mixtures thereof; and ii) 20 to 98 wt % of Ci to Ci8 alkyl (meth)acrylates; and II. dispersion of the cationic vinyl oligomer in an aqueous medium and neutralisation of non-ionic amine functional groups.
    Type: Application
    Filed: June 24, 2008
    Publication date: February 3, 2011
    Applicant: DSM IP ASSETS B.V.
    Inventors: Jurgen Scheerder, Emilio Martin, Gerardus Cornelis Overbeek
  • Publication number: 20110020556
    Abstract: An aqueous coating composition comprising (i) a polyurethane obtained by the reaction of (a) an isocyanate-terminated pre-polymer obtained from the reaction of components comprising at least one polyisocyanate of which at least 50 wt % is at least one aliphatic polyisocyanate; in an NCO/OH ratio in the range of from 1.75 to 1.05; and (b) an active-hydrogen chain-extending compound; and (ii) a vinyl polymer having a Tg below ambient temperature.
    Type: Application
    Filed: December 8, 2008
    Publication date: January 27, 2011
    Inventors: Rajasingham Satgurunathan, Marc Roelands, Jurgen Scheerder, Alexander Wilhelmus Martinus Cornelis Donders
  • Publication number: 20100273018
    Abstract: Aqueous coating composition comprising (1) at least one vinyl polymer having a Mw?15 k Da and a Tg?0° C. formed from (i) 0.1 to 20 wt % of vinyl monomer(s) containing acid functional groups and (ii) 0 to 0.49 wt % of vinyl monomer(s) containing a carbonyl functional group(s) and (2) 0.01 to 10 wt % of at least one polyhydrazine compound B where said composition provides a film coating of König hardness ?40 s.
    Type: Application
    Filed: July 6, 2010
    Publication date: October 28, 2010
    Inventors: Jurgen SCHEERDER, Yvonne Wihelmina Smak, Gerardus Comelis Overbeek
  • Publication number: 20070251423
    Abstract: Aqueous coating composition comprising (1) at least one vinyl polymer having a Mw?15 kDa and a Tg?0° C. formed from (i) 0.1 to 20 wt % of vinyl monomer(s) containing acid functional groups and (ii) 0 to 0.49 wt % of vinyl monomer(s) containing a carbonyl functional group(s) and (2) 0.01 to 10 wt % of at least one polyhydrazine compound B where said composition provides a film coating of König hardness ?40 s.
    Type: Application
    Filed: July 6, 2005
    Publication date: November 1, 2007
    Inventors: Jurgen Scheerder, Yvonne Smak, Gerardus Comelis Overbeek
  • Patent number: 7247671
    Abstract: Aqueous crosslinkable coating composition suitable for anti-graffiti and heavy duty applications comprising: (A) an aqueous polymer emulsion comprising at least one vinyl fluoropolymer which comprises as a polymerized constituent monomer thereof (i) a fluoromonomer(s) having the formula (1) wherein R1 is CH3 or H, R2 is a per-fluorinated C1-5 alkyl group and n is 1, 2, 3 or 4, (ii) a hydroxyl functional monomer(s) and (iii) a carboxylic acid-functional monomer(s) where the vinyl fluoropolymer has a glass transition temperature Tg within the range of from ?50 to 90° C.
    Type: Grant
    Filed: July 22, 2002
    Date of Patent: July 24, 2007
    Assignee: DSM IP Assets B.V.
    Inventors: Gerardus Cornelis Overbeek, Jurgen Scheerder, Tijs Nabuurs
  • Patent number: 7223813
    Abstract: An aqueous coating composition comprising a crosslinkable water-dispersible vinyl oligomer(s) wherein said composition when drying to form a coating has an open time of at least 20 minutes, a wet edge time of at least 10 minutes, a tack free time of ?20 hours and an equilibrium viscosity of ?5,000 Pa·s at any solids content when drying in the range of from 20 to 55 wt % using any shear rate in the range of from 9±0.5 to 90±5 s?1 and at 23±2° C.
    Type: Grant
    Filed: October 11, 2001
    Date of Patent: May 29, 2007
    Assignee: DSM IP Assets B.V.
    Inventors: Alfred Jean Paul Buckmann, Emilio Martin, Gerardus Cornelis Overbeek, John Christopher Padget, Jurgen Scheerder, Tom Annable
  • Patent number: 7217758
    Abstract: An aqueous coating composition comprising a crosslinkable water-dispersible oligomer(s), a dispersed polymer(s) and optionally a non-crosslinkable water-dispersible oligomer wherein the crosslinkable oligomer(s) and non-crosslinkable oligomer(s) comply with Equation 1 as follows: - 15 × 10 4 < L = Mw × PDi 0.8 A × ( 1 + Q ) 0.5 + { ( Mw × PDi 0.8 ) / A } 0.5 × V - Y - Z < 40 × 10 4 .
    Type: Grant
    Filed: October 12, 2001
    Date of Patent: May 15, 2007
    Assignee: DSM IP Assets B.V.
    Inventors: Alfred Jean Paul Buckmann, Emilio Martin, Gerardus Cornelis Overbeek, Johannes Ludovicus Martinus Van Hilst, Jurgen Scheerder, Pablo Steenwinkel, Ronald Tennebroek
  • Patent number: 7173083
    Abstract: An aqueous composition comprising components: (A) 50 to 99 wt. % of a vinyl polymer(s) having a gradient polymeric morphology; and (B) 1 to 50 wt. % of at least one polymer not having a gradient polymeric morphology, wherein components (A) and (B) add up to 100%.
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: February 6, 2007
    Assignee: DSM IP Assets B.V.
    Inventors: Jurgen Scheerder, Tijs Nabuurs, Gerardus Cornelis Overbeek, Alfred Jean Paul Buckmann