Patents by Inventor Stephane Darcy

Stephane Darcy 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).

  • Publication number: 20230348747
    Abstract: A coating composition comprising: (a) a first polymeric coating binder, wherein the first polymeric coating binder comprises: (i) an aqueous polymer latex of a film forming carboxylated polymer; and (ii) a branched polyetheramine polyol dissolved in the aqueous phase of the polymer latex, wherein essentially all of the amino groups in the branched polyetheramine polyol are tertiary amine groups; and (b) a second polymeric coating binder, wherein the second polymeric coating binder comprises a silicone resin binder; wherein the dry weight ratio of (a) to (b) is in the range of 70:30 to 30:70.
    Type: Application
    Filed: July 28, 2021
    Publication date: November 2, 2023
    Applicant: PPG Europe B.V.
    Inventors: Yann Monnin, Virginie Rampi, Stephane Darcy, Vivien Delattre
  • Publication number: 20230279247
    Abstract: A coating composition comprising: (a) a polymeric coating binder, wherein the polymeric coating binder comprises: (i) an aqueous polymer latex of a film forming carboxylated polymer; and (ii) a branched polyetheramine polyol dissolved in the aqueous phase of the polymer latex, wherein essentially all of the amino groups in the branched polyetheramine polyol are tertiary amine groups; wherein the polymeric coating binder is present in the coating composition in an amount of 10 to 20 wt % (based on dry weight of the polymeric coating binder); and wherein the total solids content of the coating composition is at least 60 wt %.
    Type: Application
    Filed: July 28, 2021
    Publication date: September 7, 2023
    Applicant: PPG Europe B.V.
    Inventors: Stephane Darcy, Yann Monnin
  • Publication number: 20230265308
    Abstract: A coating composition comprising: (a) a first polymeric coating binder, wherein the first polymeric coating binder comprises: (i) an aqueous polymer latex of a film forming carboxylated polymer; and (ii) a branched polyetheramine polyol dissolved in the aqueous phase of the polymer latex, wherein essentially all of the amino groups in the branched polyetheramine polyol are tertiary amine groups; and (b) a second polymeric coating binder, wherein the second polymeric coating binder comprises an acrylic binder; wherein the dry weight ratio of (a) to (b) is in the range of 70:30 to 20:80.
    Type: Application
    Filed: July 28, 2021
    Publication date: August 24, 2023
    Applicant: PPG Europe B.V.
    Inventors: Yann Monnin, Stephane Darcy
  • Publication number: 20220403202
    Abstract: A coating composition comprising: (a) a polymeric coating binder, wherein the polymeric coating binder comprises: (i) an aqueous polymer latex of a film forming carboxylated polymer; and (ii) a branched polyetheramine polyol dissolved in the aqueous phase of the polymer latex, wherein essentially all of the amino groups in the branched polyetheramine polyol are tertiary amine groups; and (b) a first filler, wherein the first filler comprises expanded polymeric microspheres; and (c) a second filler, wherein the second filler comprises expanded glass particles; wherein the coating composition comprises at least 0.1% by weight and at most 25% by weight of said first filler and second filler combined, based on the total weight of the composition. The invention also relates to the coating composition as an exterior wall masonry paint and to substrate having applied thereon a coating derived from the coating composition.
    Type: Application
    Filed: November 13, 2020
    Publication date: December 22, 2022
    Applicant: PPG Europe B.V.
    Inventors: Yann Monnin, Vivien Delattre, Stephane Darcy, Virginie Rampi
  • Patent number: 11512218
    Abstract: The invention relates to a coating composition comprising:—a polymeric coating binder; wherein the polymeric coating binder has a glass temperature Tg of at least 0° C. and at most 30° C.;—at least one first filler, wherein the first filler comprises expanded polymeric microspheres; and, at least one second filler, wherein the second filler comprises expanded glass particles; wherein said coating composition comprises at least 0.1% by weight and at most 25% by weight of said at least one first filler and at least one second filler combined, based on the total weight of the composition. The invention also relates to the use of such a coating composition as an exterior wall masonry paint. The invention also relates a substrate having applied thereon such a coating composition.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: November 29, 2022
    Assignee: PPG Europe B.V.
    Inventors: Stephane Darcy, Anne Fabre
  • Publication number: 20200032097
    Abstract: The invention relates to a coating composition comprising: a polymeric coating binder; wherein the polymeric coating binder has a glass temperature Tg of at least 0° C. and at most 30° C.; at least one first filler, wherein the first filler comprises expanded polymeric microspheres; and, at least one second filler, wherein the second filler comprises expanded glass particles; wherein said coating composition comprises at least 0.1% by weight and at most 25% by weight of said at least one first filler and at least one second filler combined, based on the total weight of the composition. The invention also relates to the use of such a coating composition as an exterior wall masonry paint.
    Type: Application
    Filed: March 30, 2018
    Publication date: January 30, 2020
    Applicant: PPG Europe B.V.
    Inventors: Stephane Darcy, Anne Fabre