Inventor · disambiguated record
Dirk Lawrenz
Also filed as: LAWRENZ DIRK
24 granted patents·10 pending applications·152 citations·filing 1988–2020
95Inventor score
Top patents by PatentIndex Score
34 records- 0188US8003716B2Aqueous polymer dispersions based on copolymers formed from vinylaromatics and conjugated aliphatic dienes, processes for preparation thereof and use thereofBASF SE·Filed 2008·Granted Aug 23, 2011·14 cites·18 claims
- 0286US8530563B2Process for the preparation of aqueous polymer dispersions from a aromatic compound, a conjugated aliphatic diene and an ethylenically unsaturated carbonitrileEVSTATIEVA ELITSA·Filed 2012·Granted Sep 10, 2013·6 cites·15 claims
- 0384US8637160B2Polymer dispersions of vinylaromatic compounds and acrylate monomers prepared in the presence of seed latex and carbohydrate compoundsSCHMIDT-THUEMMES JUERGEN·Filed 2011·Granted Jan 28, 2014·6 cites·22 claims
- 0483US8329803B2Process for the preparation of aqueous polymer dispersions from a aromatic compound, a conjugated aliphatic diene and an ethylenically unsaturated carbonitrileEVSTATIEVA ELITSA·Filed 2009·Granted Dec 11, 2012·7 cites·13 claims
- 0580US5319052APrinting inks containing oxidatively crosslinkable urethane resinsBASF LACKE & FARBEN·Filed 1991·Granted Jun 7, 1994·32 cites·4 claims
- 0678US10837140B2Use of a coating layer with a styrene-butadiene copolymer on a paper substrate for blocking oxygen transferBASF SE·Filed 2016·Granted Nov 17, 2020·1 cites·21 claims
- 0777US10837141B2Use of a coating layer with an acrylate polymer on a paper substrate for blocking oxygen transferBASF SE·Filed 2016·Granted Nov 17, 2020·3 cites·20 claims
- 0875US10793740B2Aqueous polymer dispersion for paper with a copolymer of vinyl acetate and an acrylate monomer prepared in the presence of a starch derivativeBASF SE·Filed 2018·Granted Oct 6, 2020·2 cites·19 claims
- 0972US9334398B2Aqueous polymer dispersion obtainable by free-radically initiated emulsion polymerization in the presence of lignosulfonateBASF SE·Filed 2013·Granted May 10, 2016·2 cites·19 claims
- 1069US10414938B2Aqueous polymer dispersion for paper with a copolymer of vinyl acetate and an acrylate monomerBASF SE·Filed 2015·Granted Sep 17, 2019·2 cites·7 claims
- 1164US5130350AElectrocoating binders which are water-dilutable on protonation with an acid, for the production of thick coating films, based on monofunctionally initiated epoxy resinsBASF LACKE & FARBEN·Filed 1991·Granted Jul 14, 1992·12 cites·2 claims
- 1259US12168704B2Method for producing an aqueous polymer dispersion from vinylaromatic compound and conjugated aliphatic dieneBASF SE·Filed 2019·Granted Dec 17, 2024·0 cites·8 claims
- 1357US12365745B2Method for producing an aqueous polymer dispersion from a vinyl aromatic compound and a conjugated aliphatic dieneBASF SE·Filed 2020·Granted Jul 22, 2025·0 cites·12 claims
- 1457US5039721ABased on monofunctionally initiated, polyaminoamide modified epoxy resinsBASF LACKE & FARBEN·Filed 1989·Granted Aug 13, 1991·12 cites·6 claims
- 1555US5055168ABinder for cathodic electrocoatingLAWRENZ DIRK·Filed 1988·Granted Oct 8, 1991·11 cites·6 claims
- 1655US2010010153A1Water-soluble binders for paper coating slipsBASF SE·Filed 2008·Application pending·0 cites
- 1751US2010240772A1Pigment-free, aqueous polymer dispersions marked with fluorescent dyes, process for their preparation and their useBASF SE·Filed 2008·Application pending·0 cites
- 1850US5846381AProcess for making a printing paper with binder mixtures for paper coating slipsBASF AG·Filed 1994·Granted Dec 8, 1998·15 cites·1 claims
- 1949US12098222B2Method for preparing an aqueous polymer dispersion from a vinyl aromatic compound and a conjugated aliphatic dieneBASF SE·Filed 2019·Granted Sep 24, 2024·0 cites·9 claims
- 2048US10167407B2Aqueous polymer dispersion for paper with a copolymer of vinyl acetate and an acrylate monomer prepared in the presence of a starch derivativeBASF SE·Filed 2015·Granted Jan 1, 2019·0 cites·10 claims
- 2145US2009045374A1Electrically conductive, magnetic composite material, process for its production, and its useBASF SE·Filed 2008·Application pending·0 cites
- 2242US5759347APaper coatingBASF AG·Filed 1995·Granted Jun 2, 1998·8 cites·4 claims
- 2342US4939216AHeat-curable coating material having a low baking temperatureBASF LACKE & FARBEN AKTENGESEL·Filed 1989·Granted Jul 3, 1990·6 cites·7 claims
- 2442US2014302309A1Paper coating compositions comprising a polymer dispersion from room temperature liquid and gaseous monomersBASF SE·Filed 2012·Application pending·0 cites
- 2541US5086092AHeat-curable aqueous coating agent for cathodic electrocoating containing monomeric chelating agentBASF LACKE & FARBEN·Filed 1991·Granted Feb 4, 1992·7 cites·5 claims
- 2641US2014251563A1Use in paper coatings of a mixture of a secondary polymeric dispersion and of a primary dispersion of an emulsion polymerBASF SE·Filed 2012·Application pending·0 cites
- 2737US2018237547A1White polymer dispersionBASF SE·Filed 2016·Application pending·0 cites
- 2836US2010167063A1Paper coating compounds containing silicasolsBASF SE·Filed 2007·Application pending·0 cites
- 2936US2012052316A1Aqueous polymer dispersion obtainable by free-radically initiated emulsion polymerization in the presence of a molecular weight regulator compositionEVSTATIEVA ELITSA·Filed 2011·Application pending·0 cites
- 3035US5996489AUse in rotogravure printing of paper-coating compounds with a high butadiene contentBASF AG·Filed 1996·Granted Dec 7, 1999·4 cites·14 claims
- 3135US5283269AEpoxy resin with aminomethylene groupsBASF LACKE & FARBEN·Filed 1993·Granted Feb 1, 1994·2 cites·5 claims
- 3233US2011281130A1Aqueous polymer dispersion obtained from a vinylaromatic compound, conjugated aliphatic diene and ethylenically unsaturated acidEVSTATIEVA ELITSA·Filed 2010·Application pending·0 cites
- 3332US2018362689A1Process for preparing an aqueous polymer dispersionBASF SE·Filed 2016·Application pending·0 cites
- 3430US4983704AHeat-reactive crosslinking agent for surface coating bindersBASF AG·Filed 1989·Granted Jan 8, 1991·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →