Patents by Inventor Marc Leifer

Marc Leifer 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).

  • Flame-retarded transparent polycarbonate compositions
    Patent number: 10934489
    Abstract: A transparent composition comprising polycarbonate and a mixture of flame retardants, wherein the flame retardants are aryl phosphate ester of hydroquinone and tris(2,4,6-tribromophenoxy)-s-triazine.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: March 2, 2021
    Assignee: BROMINE COMPOUNDS LTD.
    Inventors: Marc Leifer, Eyal Eden, Yaniv Hirschsohn
  • FLAME-RETARDED TRANSPARENT POLYCARBONATE COMPOSITIONS
    Publication number: 20190185755
    Abstract: A transparent composition comprising polycarbonate and a mixture of flame retardants, wherein the flame retardants are aryl phosphate ester of hydroquinone and tris(2,4,6-tribromophenoxy)-s-triazine.
    Type: Application
    Filed: September 5, 2017
    Publication date: June 20, 2019
    Applicant: BROMINE COMPOUNDS LTD.
    Inventors: Marc LEIFER, Eyal EDEN, Yaniv HIRSCHSOHN
  • Flame-retarded polyolefin polymer composition with reduced antimony trioxide content
    Patent number: 10119012
    Abstract: There is provided herein a flame-retarded polyolefin polymer composition with reduced antimony trioxide content comprising: (a) at least one polyolefin polymer; (b) at least one brominated flame retardant (c) at least one antimony trioxide synergist and, (d) at least one calcium borate on an inorganic carrier. There is also provided a method of making said flame retarded polyolefin polymer composition and article thereof.
    Type: Grant
    Filed: February 2, 2015
    Date of Patent: November 6, 2018
    Assignee: ICL-IP America Inc.
    Inventors: Yelena Assor, Loir Melamed, Marc Leifer, Sergei V. Levchik, Eyal Eden
  • FLAME-RETARDED POLYOLEFIN POLYMER COMPOSITION WITH REDUCED ANTIMONY TRIOXIDE CONTENT
    Publication number: 20160340498
    Abstract: There is provided herein a flame-retarded polyolefin polymer composition with reduced antimony trioxide content comprising: (a) at least one polyolefin polymer; (b) at least one brominated flame retardant; (c) at least one antimony trioxide synergist and, (d) at least one calcium borate on an inorganic carrier. There is also provided a method of making said flame retarded polyolefin polymer composition and article thereof.
    Type: Application
    Filed: February 2, 2015
    Publication date: November 24, 2016
    Applicant: ICL-IP AMERICA INC.
    Inventors: Yelena ASSOR, Lior MELAMED, Marc LEIFER, Sergei V. LEVCHIK, Eyal V. EDEN
  • ANTIMONY-FREE FLAME-RETARDED STYRENIC THERMOPLASTIC POLYMER COMPOSITION, ARTICLE CONTAINING SAME AND METHOD OF MAKING SAME
    Publication number: 20150126650
    Abstract: There is provided herein an antimony trioxide-free flame-retarded styrenic thermoplastic polymer composition comprising: (a) at least one styrenic thermoplastic polymer; (b) at least one brominated flame retardant, (c) at least one metal phosphonate; and, (d) at least one antidripping agent. There is also provided a method of making said flame retarded styrenic thermoplastic polymer composition; and, an article comprising the styrenic thermoplastic polymer composition.
    Type: Application
    Filed: May 3, 2013
    Publication date: May 7, 2015
    Inventors: Pierre Georlette, Eyal Eden, Rachel Shtekler, Marc Leifer, Sergei V. Levchik