Patents by Inventor Sagi Abramovich
Sagi Abramovich 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).
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Publication number: 20220154040Abstract: There is disclosed a condensation curable coating composition in the form of an oil-in-oil emulsion, the coating composition being able to protect surfaces coated therewith from undesired contamination by materials coming in contact therewith. The surfaces to be so protected by the coating composition, once cured, can, by way of illustration, be of parts of printing systems and the materials coming in contact with such surfaces can be ink images or residues thereof.Type: ApplicationFiled: March 19, 2020Publication date: May 19, 2022Applicant: LANDA LABS (2012) LTD.Inventors: Benzion LANDA, Meir SORIA, Omer ASHKENAZI, Sagi ABRAMOVICH
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Patent number: 11327413Abstract: An intermediate transfer member (ITM) for use with a printing system, the ITM having (a) a support layer; and (b) a release layer having an ink reception surface and a second surface opposing the ink reception surface, the second surface attached to the support layer, the release layer formed of an addition-cured, hydrophobic silicone material, wherein the release surface of the release layer has relatively hydrophilic properties with respect to the addition-cured, hydrophobic silicone material.Type: GrantFiled: November 3, 2020Date of Patent: May 10, 2022Assignee: LANDA CORPORATION LTD.Inventors: Benzion Landa, Sagi Abramovich, Moshe Levanon, Helena Chechik, Tatiana Kurtser
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Patent number: 11298965Abstract: There is disclosed a layered article that can be used in indirect printing, in analog or digital processes. The layered article, when configured as a transfer member, may serve to receive an ink in any form, allow the ink to be treated so as to form an ink image, and permit the application of the ink image on a substrate. The transfer member comprises a support layer and an imaging layer, which may be formed of a silicon matrix including dispersed carbon black particles. Methods for preparing the same are also disclosed.Type: GrantFiled: October 1, 2020Date of Patent: April 12, 2022Assignee: LANDA LABS (2012) LTD.Inventors: Benzion Landa, Sagi Abramovich, Amit Haviv
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Patent number: 11285715Abstract: A flexible belt is disclosed for use in a printing system. The belt comprises an endless strip which, in use, travels along a continuous path. Formations are provided along the sides of the strip which are capable of engaging with lateral tracks to place the belt under lateral tension, the lateral tracks further serving to constrain the belt to follow the continuous path.Type: GrantFiled: September 8, 2020Date of Patent: March 29, 2022Assignee: LANDA CORPORATION LTD.Inventors: Benzion Landa, Sagi Abramovich, Aharon Shmaiser, Rami Keller, Itshak Ashkanazi
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Patent number: 11266578Abstract: There is disclosed a method of coating mammalian hair, the method comprising applying, on the external surface of individual hairs of the mammalian hair, an oil-in-water emulsion comprising: (i) an aqueous phase containing water; and (ii) an oil phase containing at least one water-insoluble reactive condensation-curable film-forming amino-silicone pre-polymer that, subsequent to condensation curing, forms an elastomer. The reactive oil phase may further contain a plurality of sub-micronic pigment particles dispersed therein. Suitable compositions and kits including the same are also disclosed, as well as methods for preparing the compositions.Type: GrantFiled: January 11, 2018Date of Patent: March 8, 2022Assignee: HENKEL AG & CO. KGAAInventors: Benzion Landa, Sagi Abramovich, Tamar Asher, Meir Soria, Yishai Karton
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Publication number: 20220057732Abstract: Disclosed are curable polymer compositions, elastomers thereof and release layers useful in the art of printing made of the disclosed elastomers. Disclosed are also intermediate transfer members having a release layer useful in the art of printing. Disclosed are anisotropic intermediate transfer members. Disclosed are curable adhesive compositions, that in some embodiments are useful in preparing intermediate transfer members useful in printing. Also disclosed are intermediate transfer members useful in the art of printing having a release layer with an image transfer surface having protonatable functional groups apparent thereupon. Also disclosed are methods of making such intermediate transfer members.Type: ApplicationFiled: July 21, 2021Publication date: February 24, 2022Inventors: Benzion LANDA, Sagi ABRAMOVICH, Meir SORIA
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Patent number: 11203199Abstract: Embodiments of the invention relate to a method of indirect printing with an aqueous ink. In some embodiments, an intermediate transfer member (ITM) comprising a silicone-based release layer surface is employed. For example, the release layer surface satisfies at least one of the following properties: (i) a receding contact angle of a drop of distilled water deposited on the silicone-based release layer surface is at most 60°; and (ii) a 10-second dynamic contact angle (DCA) of a drop of distilled water deposited on the silicone-based release layer surface is at most 108°. Related apparatus, systems and treatment formulations are disclosed herein.Type: GrantFiled: February 18, 2020Date of Patent: December 21, 2021Assignee: LANDA CORPORATION LTD.Inventors: Benzion Landa, Sagi Abramovich, Moshe Levanon, Galia Golodetz, Helena Chechik, On Mero, Tatiana Kurtser, Ayal Galili, Uriel Pomerantz, Dan Avital, Jose Kuperwasser, Omer Ashkenazi
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Patent number: 11179315Abstract: There is disclosed a method of producing a coating on an external surface of individual mammalian hair fibers, the method comprising (a) applying on the external surface of the individual fibers, an oil-in-water emulsion including an amino-silicone film forming pre-polymer, so as to form an at least partially cured amino-silicone film; and (b) applying an aqueous dispersion on said amino-silicone film, to produce an overlying, optionally pigmented, polymeric film that coats said at least partially cured amino-silicone film; wherein the aqueous dispersion contains: (i) a polymeric material having neutralized acid moieties; and optionally (ii) a plurality of pigment particles, at least partially enveloped by the polymeric material, and dispersed within said aqueous dispersion. Suitable coating or coloring compositions and kits including the same are also disclosed, as well as methods for preparing the compositions or removing films formed therewith.Type: GrantFiled: April 2, 2018Date of Patent: November 23, 2021Assignee: HENKEL AG & CO. KGAAInventors: Benzion Landa, Sagi Abramovich, Meir Soria, Yishai Karton, Lior Shahar
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Publication number: 20210355296Abstract: Method and system for thermal transfer printing are disclosed. The system comprises a transfer member having an imaging surface on the front side, a coating station at which a monolayer of particles made of, or coated with, a thermoplastic polymer is applied to the imaging surface, an imaging station at which electromagnetic radiation (EM) is applied via the rear side of the transfer member to selected regions of the particles-coated imaging surface to render the particles thereon tacky within the selected regions, and a transfer station at which only the regions of the particles coating that have been rendered tacky are transferred to a substrate. The transfer member includes on its rear side a body transparent to EM radiation and on its front side an EM radiation absorbing layer, the imaging surface being formed on, or as part of, the absorbing layer.Type: ApplicationFiled: July 27, 2021Publication date: November 18, 2021Inventors: Benzion LANDA, Sagi ABRAMOVICH, Amit HAVIV, Ofer AKNIN, Yaakov VALDMAN, Michael NAGLER
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Publication number: 20210283899Abstract: A printing process is disclosed which comprises directing droplets of an ink onto an intermediate transfer member to form an ink image, the ink including an organic polymeric resin and a coloring agent in an aqueous carrier, and the transfer member having a hydrophobic outer surface so that each ink droplet in the ink image spreads on impinging upon the intermediate transfer member to form an ink film. The ink is dried while the ink image is being transported by the intermediate transfer member by evaporating the aqueous carrier from the ink image to leave a residue film of resin and coloring agent. The residue film is then transferred to a substrate.Type: ApplicationFiled: February 24, 2021Publication date: September 16, 2021Inventors: Benzion LANDA, Yehoshua SHEINMAN, Sagi ABRAMOVICH, Galia GOLODETZ, Gregory NAKHMANOVICH, Meir SORIA
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Patent number: 11104779Abstract: Method and system for thermal transfer printing are disclosed. The system includes a transfer member having an imaging surface on the front side, a coating station at which a monolayer of particles made of, or coated with, a thermoplastic polymer is applied to the imaging surface, an imaging station at which electromagnetic radiation (EM) is applied via the rear side of the transfer member to selected regions of the particles-coated imaging surface to render the particles thereon tacky within the selected regions, and a transfer station at which only the regions of the particles coating that have been rendered tacky are transferred to a substrate. The transfer member includes on its rear side a body transparent to EM radiation and on its front side an EM radiation absorbing layer, the imaging surface being formed on, or as part of, the absorbing layer.Type: GrantFiled: May 29, 2019Date of Patent: August 31, 2021Assignee: Landa Labs (2012) LTD.Inventors: Benzion Landa, Sagi Abramovich, Amit Haviv, Ofer Aknin, Yaakov Valdman, Michael Nagler
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Patent number: 11106161Abstract: Disclosed are curable polymer compositions, elastomers thereof and release layers useful in the art of printing made of the disclosed elastomers. Disclosed are also intermediate transfer members having a release layer useful in the art of printing. Disclosed are anisotropic intermediate transfer members. Disclosed are curable adhesive compositions, that in some embodiments are useful in preparing intermediate transfer members useful in printing. Also disclosed are intermediate transfer members useful in the art of printing having a release layer with an image transfer surface having protonatable functional groups apparent thereupon. Also disclosed are methods of making such intermediate transfer members.Type: GrantFiled: March 10, 2020Date of Patent: August 31, 2021Assignee: LANDA CORPORATION LTD.Inventors: Benzion Landa, Sagi Abramovich, Meir Soria
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Publication number: 20210245528Abstract: Embodiments of the invention relate to a method of indirect printing with an aqueous ink. Related apparatus, systems and treatment formulations are disclosed herein. Some embodiments relate to an aqueous treatment formulation for use with an intermediate transfer member of a printing system. In some embodiments, the system comprises a treatment station disposed downstream of the impression station and upstream of the image forming station for forming a uniform thin layer of a liquid treatment formulation onto a surface of an intermediate transfer member (ITM) at a lower run thereof.Type: ApplicationFiled: January 25, 2021Publication date: August 12, 2021Inventors: Benzion LANDA, Sagi ABRAMOVICH, Moshe LEVANON, Galia GOLODETZ, Helena CHECHIK, On MERO, Tatiana KURTSER, Ayal GALILI, Uriel POMERANTZ, Dan AVITAL, Jose KUPERWASSER, Omer ASHKENAZI
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Publication number: 20210146697Abstract: An intermediate transfer member (ITM) for use with a printing system, the ITM having (a) a support layer; and (b) a release layer having an ink reception surface and a second surface opposing the ink reception surface, the second surface attached to the support layer, the release layer formed of an addition-cured, hydrophobic silicone material, wherein the release surface of the release layer has relatively hydrophilic properties with respect to the addition-cured, hydrophobic silicone material.Type: ApplicationFiled: November 3, 2020Publication date: May 20, 2021Inventors: Benzion LANDA, Sagi ABRAMOVICH, Moshe LEVANON, Helena CHECHIK, Tatiana KURTSER
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Patent number: 10996593Abstract: A printing apparatus and method are disclosed for printing on conical objects. An ink image is deposited onto the outer release surface of an intermediate transfer member (ITM) having the form of a flexible endless belt. After drying of the ink image on the ITM, the ITM transports the dried ink image to an impression station having a nip at which the ink image is transferred onto the objects. In order to permit printing on conical objects, the ITM is elastically deformable at least in the direction of movement of the ITM, and is guided in such a manner as to be elongated during passage through the impression station, the extent of elongation varying across the width of the ITM so as to match the surface velocity of the ITM to that of the object over the entire line of contact between the ITM and the object at the nip.Type: GrantFiled: August 10, 2020Date of Patent: May 4, 2021Assignee: LANDA LABS (2012) LTD.Inventors: Benzion Landa, Sagi Abramovich, Anton Krassilnikov
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Publication number: 20210113453Abstract: There is disclosed a method of producing a coating on an external surface of individual mammalian hair fibers, the method comprising (a) applying on the external surface of the individual fibers, an oil-in-water emulsion including an amino-silicone film forming pre-polymer, so as to form an at least partially cured amino-silicone film; and (b) applying an aqueous dispersion on said amino-silicone film, to produce an overlying, optionally pigmented, polymeric film that coats said at least partially cured amino-silicone film; wherein the aqueous dispersion contains: (i) a polymeric material having neutralized acid moieties; and optionally (ii) a plurality of pigment particles, at least partially enveloped by the polymeric material, and dispersed within said aqueous dispersion. Suitable coating or coloring compositions and kits including the same are also disclosed, as well as methods for preparing the compositions or removing films formed therewith.Type: ApplicationFiled: April 2, 2018Publication date: April 22, 2021Applicant: Henkel AG & Co. KGaAInventors: Benzion LANDA, Sagi ABRAMOVICH, Meir SORIA, Yishai KARTON, Lior SHAHAR
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Patent number: 10981191Abstract: There is disclosed a print construction comprising: (a) a printing substrate having an image-receiving surface; (b) a receptive layer, at least partially covering said image-receiving surface, and having a particle reception surface distally disposed to said image-receiving surface, said receptive layer optionally having a thickness of at least 1000 nanometer (nm); and (c) a plurality of individual particles adhered to said particle reception surface, and forming a monolayer thereon, the features of which are described herein.Type: GrantFiled: May 27, 2016Date of Patent: April 20, 2021Assignee: ACTEGA METAL PRINT GMBHInventors: Benzion Landa, Sagi Abramovich, Anton Krassilnikov, Tamar Asher
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Publication number: 20210095145Abstract: An ink film construction comprising: (a) a printing substrate; and (b) at least one ink film, fixedly adhered to a top surface of the printing substrate, the ink film having an upper film surface distal to the top surface of the substrate, wherein a surface concentration of nitrogen at the upper film surface exceeds a bulk concentration of nitrogen within the film, the bulk concentration measured at a depth of at least 30 nanometers below the upper film surface, and wherein a ratio of the surface concentration to the bulk concentration is at least 1.1 to 1.Type: ApplicationFiled: October 12, 2020Publication date: April 1, 2021Inventors: Benzion LANDA, Sagi ABRAMOVICH, Galia GOLODETZ, Gregory NAKHMANOVICH, Alon ASHER, Mattetyahu LITVAK, Michal GILADY
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Patent number: 10960660Abstract: A printing process is disclosed which comprises directing droplets of an ink onto an intermediate transfer member to form an ink image, the ink including an organic polymeric resin and a coloring agent in an aqueous carrier, and the transfer member having a hydrophobic outer surface so that each ink droplet in the ink image spreads on impinging upon the intermediate transfer member to form an ink film. The ink is dried while the ink image is being transported by the intermediate transfer member by evaporating the aqueous carrier from the ink image to leave a residue film of resin and coloring agent. The residue film is then transferred to a substrate.Type: GrantFiled: June 6, 2019Date of Patent: March 30, 2021Assignee: LANDA CORPORATION LTD.Inventors: Benzion Landa, Yehoshua Sheinman, Sagi Abramovich, Galia Golodetz, Gregory Nakhmanovich, Meir Soria
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Publication number: 20210062021Abstract: Ink formulations suitable for deposition upon the intermediate transfer member of an indirect printing system and for transfer therefrom to a substrate. The inks are aqueous inkjet inks comprising an organic polymeric resin and a colorant. Ink film constructions including a plurality of continuous ink films fixedly adhered to the printing substrate that can be obtained with these inks are also disclosed. The inks and the printed constructions are such that the ink films and the dried inks composing them have a first dynamic viscosity within a range of 106 cP to 5·107 cP at at least a first temperature within a first range of 60° C. to 87.5° C., and a second dynamic viscosity of at least 6·107 cP, for at least a second temperature within a second range of 50° C. to 55° C.Type: ApplicationFiled: July 6, 2020Publication date: March 4, 2021Inventors: Benzion LANDA, Gregory NAKHMANOVICH, Galia GOLODETZ, Sagi ABRAMOVICH