Patents by Inventor Eduardo BELTRAN GRACIA

Eduardo BELTRAN GRACIA 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: 12031079
    Abstract: The invention relates to a polymerisable LC medium with flat, negative or positive optical dispersion, a polymer film with flat, negative or positive optical dispersion obtainable from such a material, and the use of the polymerisable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: July 9, 2024
    Assignee: MERCK PATENT GMBH
    Inventors: Eduardo Beltran Gracia, Kevin Adlem, Naomi Weare, Hassan Norouzi-Arasi
  • Patent number: 11939510
    Abstract: The invention relates to a polymerisable LC material comprising at least one di- or multireactive mesogenic compound of formula T, RT1-(AT1ZT1)m1-GT1-(ZT2-AT2)m2-RT2??T and at least one compound of formula CO-1, wherein the parameter are RT1, AT1, ZT1, m1, GT1, ZT2, AT2, m2, RT2, L1 to L3, R1 and R2, and n are defined as given in claim 1. Furthermore, the present invention relates also to a method for its preparation, a polymer film with improved thermal durability obtainable from the corresponding polymerisable LC material, to a method of preparation of such polymer film, and to the use of such polymer film and said polymerisable LC material for optical, electro-optical, decorative or security devices.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: March 26, 2024
    Assignee: MERCK PATENT GMBH
    Inventors: Eduardo Beltran Gracia, Kevin Adlem, Naomi Weare, Hassan Norouzi-Arasi
  • Patent number: 11718790
    Abstract: The present invention relates to a method for the preparation of a homogeneous aligned liquid crystal polymer film, a polymer film obtainable from the corresponding method of production, and to the use of such polymer film for optical components and electro-optical decorative, as well as to components and devices comprising such polymer film.
    Type: Grant
    Filed: January 20, 2020
    Date of Patent: August 8, 2023
    Assignee: Merck Patent GmbH
    Inventors: Stephen Mulcahy, Eduardo Beltran Gracia, Owain Parri, Vicki Poole, James Allen, Kevin Adlem, Hassan Arasi
  • Publication number: 20220348827
    Abstract: The present invention relates to a cholesteric liquid crystalline (LC) medium for a Polymer-Network Liquid Crystalline (PNLC) light modulation element, to a method of its production and to the use of such cholesteric LC media in PNLC light modulation elements. Furthermore, the present invention relates to PNLC light modulation elements, as such, to a method of their production, to the use of such light modulation elements in optic or electro optic devices, in particular in LC displays, and to optic or electro optic devices comprising such light modulation elements according to the present invention.
    Type: Application
    Filed: September 8, 2020
    Publication date: November 3, 2022
    Applicant: Merck Patent GmbH
    Inventors: Stephen MULCAHY, Eduardo BELTRAN GRACIA
  • Publication number: 20220119712
    Abstract: The present invention relates to a method for the preparation of a homogeneous aligned liquid crystal polymer film, a polymer film obtainable from the corresponding method of production, and to the use of such polymer film for optical components and electro-optical decorative, as well as to components and devices comprising such polymer film.
    Type: Application
    Filed: January 20, 2020
    Publication date: April 21, 2022
    Applicant: Merck Patent GmbH
    Inventors: Stephen MULCAHY, Eduardo BELTRAN GRACIA, Owain PARRI, Vicki POOLE, James ALLEN, Kevin ADLEM, Hassan ARASI
  • Publication number: 20220056340
    Abstract: The present invention relates to polymerizable liquid crystalline formulations and especially to an ink formulation for inkjet printing comprising 10 to 50% w/w of one or more polymerizable liquid crystalline compounds and 50 to 90% w/w of one or more organic solvents selected from the group of aliphatic ketones, cyclic ketones, alkyl ethers of ethylene glycol or propylene glycol, alkyl esters of menthyl or aromatic solvents.
    Type: Application
    Filed: December 9, 2019
    Publication date: February 24, 2022
    Applicant: MERCK PATENT GMBH
    Inventors: Eduardo Beltran GRACIA, Stephen MULCAHY, Daniel WALKER
  • Patent number: 11248171
    Abstract: The invention relates to a polymerisable LC medium with flat optical dispersion, a polymer film with flat optical dispersion obtainable from such a medium, and the use of the polymerisable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: February 15, 2022
    Assignee: Merck Patent GmbH
    Inventors: Eduardo Beltran Gracia, Iain Gardiner, Rebecca Proctor, Stephen Mulcahy
  • Publication number: 20200362245
    Abstract: The invention relates to a polymerisable LC medium with flat, negative or positive optical dispersion, a polymer film with flat, negative or positive optical dispersion obtainable from such a material, and the use of the polymerisable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.
    Type: Application
    Filed: August 13, 2018
    Publication date: November 19, 2020
    Applicant: Merck Patent GmbH
    Inventors: Eduardo BELTRAN GRACIA, Kevin ADLEM, Naomi WEARE, Hassan NOROUZI-ARASI
  • Publication number: 20200199453
    Abstract: The invention relates to a polymerisable LC material comprising at least one di- or multireactive mesogenic compound of formula T, RT1-(AT1ZT1)m1-GT1-(ZT2-AT2)m2-RT2??T and at least one compound of formula CO-1, wherein the parameter are RT1, AT1, ZT1, m1, GT1, ZT2, AT2, m2, RT2, L1 to L3, R1 and R2, and n are defined as given in claim 1. Furthermore, the present invention relates also to a method for its preparation, a polymer film with improved thermal durability obtainable from the corresponding polymerisable LC material, to a method of preparation of such polymer film, and to the use of such polymer film and said polymerisable LC material for optical, electro-optical, decorative or security devices.
    Type: Application
    Filed: August 13, 2018
    Publication date: June 25, 2020
    Applicant: MERCK PATENT GMBH
    Inventors: Eduardo BELTRAN GRACIA, Kevin ADLEM, Naomi WEARE, Hassan NOROUZI-ARASI
  • Publication number: 20200071618
    Abstract: The invention relates to a polymerisable LC material comprising one or more direactive mesogenic compounds selected from the group of compounds of formula I, and one or more monoreactive mesogenic compounds selected from the group of compounds of formula II, wherein the parameter A11, P11 to P21, R21, Sp11 to Sp21, X11 to X21, and Z11 to Z21 have one of the meanings as given in claim 1. Furthermore, the present invention relates also to a method for its preparation, a polymer film with improved thermal durability obtainable from the corresponding polymerisable LC material, to a method of preparation of such polymer film, and to the use of such polymer film and said polymerisable LC material for optical, electro-optical, decorative or security devices.
    Type: Application
    Filed: November 28, 2017
    Publication date: March 5, 2020
    Applicant: MERCK PATENT GMBH
    Inventors: Eduardo BELTRAN GRACIA, Iain GARDINER, Rebecca PROCTOR, Stephen MULCAHY
  • Publication number: 20200024519
    Abstract: The invention relates to a polymerisable LC medium with flat optical dispersion, a polymer film with flat optical dispersion obtainable from such a medium, and the use of the polymerisable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.
    Type: Application
    Filed: November 28, 2017
    Publication date: January 23, 2020
    Applicant: Merck Patent GmbH
    Inventors: Eduardo BELTRAN GRACIA, Iain GARDINER, Rebecca PROCTOR, Stephen MULCAHY
  • Patent number: 10358600
    Abstract: A polymerizable LC material comprising at least one di- or multireactive mesogenic compound selected from the group of compounds of formula I, at least one monoreactive mesogenic compound selected from the group of compounds of formula II, wherein the parameter A11 to A21, L21, p, P11 to P22, R21, Sp11 to Sp21, X11 to X21, and Z11 to Z21 have one of the meanings as given in claim 1, and at least one carbazole oxime ester photoinitiator. Furthermore, a method for preparation of the polymerizable LC material, a polymer film with improved thermal durability obtainable from the corresponding polymerizable LC material, a method of preparation of such polymer film, and the use of such polymer film and said polymerizable LC material for optical, electro-optical, decorative or security devices.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: July 23, 2019
    Assignee: Merck Patent GmbH
    Inventors: Stephen Mulcahy, Iain Gardiner, Jack Bradford, Eduardo Beltran Gracia, Graham Smith
  • Publication number: 20180244999
    Abstract: The present invention relates to a light modulation element comprising a pair of opposing transparent substrates, which are provided with an electrode structure provided on the inner surface of each substrate and a cholesteric liquid crystalline medium comprising one or more particles. The invention further relates to the use of a light modulation element as described above and below in optical or electro optical components or devices. The invention further relates to an optical or electro-optical component or device, comprising a light modulation element as described above and below.
    Type: Application
    Filed: August 10, 2016
    Publication date: August 30, 2018
    Applicant: MERCK PATENT GMBH
    Inventors: Kuan-Yu CHEN, Eduardo Beltran GRACIA
  • Publication number: 20170335192
    Abstract: A polymerisable LC material comprising at least one di- or multireactive mesogenic compound selected from the group of compounds of formula I, at least one monoreactive mesogenic compound selected from the group of compounds of formula II, wherein the parameter A11 to A21, L21, p, P11 to P22, R21, Sp11 to Sp21, X11 to X21, and Z11 to Z21 have one of the meanings as given in claim 1, and at least one carbazole oxime ester photoinitiator. Furthermore, a method for preparation of the polymerisable LC material, a polymer film with improved thermal durability obtainable from the corresponding polymerisable LC material, a method of preparation of such polymer film, and the use of such polymer film and said polymerisable LC material for optical, electro-optical, decorative or security devices.
    Type: Application
    Filed: May 16, 2017
    Publication date: November 23, 2017
    Applicant: Merck Patent GmbH
    Inventors: Stephen MULCAHY, Iain GARDINER, Jack BRADFORD, Eduardo BELTRAN GRACIA, Graham SMITH
  • Patent number: 9796926
    Abstract: This invention relates to a process for the preparation of monodisperse optical and shape anisotropic polymer particles comprising monomer units of at least one reactive mesogen, such particles per se, the use of these particles for the preparation of optical, electrooptical, electronic electrochemical, electrophotographic, electrowetting and electrophoretic displays and/or devices and security, cosmetic, decorative, and diagnostic applications, and electrophoretic fluids and displays.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: October 24, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Eduardo Beltran Gracia, Owain Llyr Parri
  • Patent number: 9714384
    Abstract: The invention relates to a layer or article comprising cholesteric liquid crystal polymer particles, which are optionally dispersed in a continuous phase, to cholesteric polymer particles for use in such a layer or article, to methods of preparing such a layer or article, and to the use of such a layer or article as optical element, in windows or electrooptical devices like liquid crystal displays (LCDs).
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: July 25, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Eduardo Beltran Gracia, Owain Llyr Parri
  • Publication number: 20170044439
    Abstract: This invention relates to a process for the preparation of monodisperse optical and shape anisotropic polymer particles comprising monomer units of at least one reactive mesogen, such particles per se, the use of these particles for the preparation of optical, electrooptical, electronic electrochemical, electrophotographic, electrowetting and electrophoretic displays and/or devices and security, cosmetic, decorative, and diagnostic applications, and electrophoretic fluids and displays.
    Type: Application
    Filed: January 14, 2015
    Publication date: February 16, 2017
    Applicant: MERCK PATENT GMBH
    Inventors: Eduardo BELTRAN GRACIA, Owain Llyr PARRI
  • Publication number: 20160068755
    Abstract: The invention relates to a layer or article comprising cholesteric liquid crystal polymer particles, which are optionally dispersed in a continuous phase, to cholesteric polymer particles for use in such a layer or article, to methods of preparing such a layer or article, and to the use of such a layer or article as optical element, in windows or electrooptical devices like liquid crystal displays (LCDs).
    Type: Application
    Filed: March 19, 2014
    Publication date: March 10, 2016
    Applicant: MERCK PATENT GMBH
    Inventors: Eduardo BELTRAN GRACIA, Owain Llyr PARRI