Patents Assigned to XSYS Print Solutions Deutschland GmbH
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Patent number: 8545661Abstract: A process for the manufacture of organically developable, photopolymerizable flexographic elements on flexible metallic supports by coating a flexible metallic support with a tack-free adhesive coating composition which is insoluble and non-swelling in printing inks and organic developers, attaching an elastomeric, photopolymerizable layer to a protective film, and laminating the photopolymerizable layer to the metallic support coated with said adhesive coating composition. A photopolymerizable flexographic element comprising a photopolymerizable layer which is attached to a metallic support by means of a tack-free adhesive film that is non-swelling and insoluble in printing inks and organic developers.Type: GrantFiled: January 17, 2006Date of Patent: October 1, 2013Assignee: XSYS Print Solutions Deutschland, GmbHInventors: Rolf Knöll, Thomas Telser, Hans Menn
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Patent number: 8007984Abstract: Flexographic printing plates are produced by thermal development by a process in which an imagewise exposed flexographic printing element is developed by heating and removing the softened, unpolymerized parts of the relief-forming layer, the flexographic printing element containing a styrene/butadiene block copolymer as a mixture with a plasticizer, and the proportion of butadiene which is present in 1,2-linked form being from 15 to 50% by weight, based on the block copolymer.Type: GrantFiled: November 11, 2004Date of Patent: August 30, 2011Assignee: XSYS Print Solutions Deutschland GmbHInventors: Margit Teltschik, Armin Becker, Uwe Stebani, Jens Schadebrodt
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Patent number: 7749399Abstract: Process for the production of flexographic printing plates by means of direct laser engraving by engraving a print relief in the relief-forming layer with the aid of a laser and cleaning the resulting printing plate with a liquid cleaning agent.Type: GrantFiled: May 18, 2005Date of Patent: July 6, 2010Assignee: XSYS Print Solutions Deutschland GmbHInventors: Uwe Stebani, Jens Schadebrodt
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Patent number: 7511085Abstract: Liquid printing inks for flexographic and/or gravure printing comprise solvents, colorants, if required additives, and, as a binder, at least one hyperbranched polymer having functional groups. Printing lacquers for priming unprinted print media or overcoating printed print media comprise solvents, if required additives, and, as a binder, at least one hyperbranched polymer having functional groups. Such hyperbranched polymers are used for the preparation of printing inks and of printing lacquers.Type: GrantFiled: October 30, 2001Date of Patent: March 31, 2009Assignees: BASF Aktiengesellschaft, XSYS Print Solutions Deutschland GmbHInventors: Bernd Bruchmann, Joelle Bedat, Jürgen Kaczun, Peter Poganiuch
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Publication number: 20080248428Abstract: The invention relates to a method for producing flexographic printing forms by thermal development during which a flexographic printing element exposed in an image-like manner is developed by heating and removing the softened, non-polymerized portions of the relief-forming layer, whereby the flexographic printing element used contains a styrene butadiene block copolymer mixed with a softener, and the proportion of butadiene which is 1,2-coupled, ranges from 15 to 50% by weight of the block copolymer.Type: ApplicationFiled: November 11, 2004Publication date: October 9, 2008Applicant: XSYS Print Solutions Deutschland GmbHInventors: Margit Teltschik, Armin Becker, Uwe Stebani, Jens Schadebrodt
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Patent number: 7419765Abstract: Process for the production of flexographic printing plates by means of direct laser engraving, in which the particulate and gaseous degradation products formed in the course of the engraving are taken up by means of a suction apparatus, and the waste gas stream laden with the degradation products is purified by means of a combination of at least one solids filter and at least one oxidatively operating purification stage.Type: GrantFiled: November 17, 2004Date of Patent: September 2, 2008Assignee: XSYS Print Solutions Deutschland GmbHInventors: Margit Teltschik, Uwe Stebani, Jens Schadebrodt, Volker Jansen
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Patent number: 7290487Abstract: Flexographic printing plates are produced by means of direct laser engraving by a process in which the starting material used is a flexographic printing element, the relief-forming layer of which has a combination of a substantially hydrophobic, elastomeric binder and an inert plasticizer. Flexographic printing plates obtainable by this process are used for flexographic printing with water-based or alcohol-based printing inks.Type: GrantFiled: June 16, 2003Date of Patent: November 6, 2007Assignee: XSYS Print Solutions Deutschland GmbHInventor: Margit Hiller
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Publication number: 20070254242Abstract: Process for the production of flexographic printing plates by means of direct laser engraving, in which the particulate and gaseous degradation products formed in the course of the engraving are taken up by means of a suction apparatus, and the waste gas stream laden with the degradation products is purified by means of a combination of at least one solids filter and at least one oxidatively operating purification stage.Type: ApplicationFiled: November 17, 2004Publication date: November 1, 2007Applicant: XSYS PRINT SOLUTIONS DEUTSCHLAND GMBHInventors: Margit Teltschik (former Hiller), Uwe Stebani, Jens Schadebrodt, Volker Jansen
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Patent number: 7255976Abstract: Laser-engravable flexographic printing elements for the production of flexographic printing plates have relief layers comprising blends of hydrophilic polymers and hydrophobic elastomers. Said flexographic printing elements are used for the production of flexographic printing plates by means of laser engraving.Type: GrantFiled: November 15, 2002Date of Patent: August 14, 2007Assignee: XSYS Print Solutions Deutschland GmbHInventors: Margit Hiller, Jens Schadebrodt, Jürgen Kaczun, Thomas Telser, Wolfgang Wenzl
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Patent number: 7235346Abstract: The present invention relates to a photosensitive flexographic printing element for the production of flexographic newspaper printing plates, comprising at least a flexible, metallic support, an adhesive layer applied thereto, a photopolymerizable layer which can be developed in organic media and which itself comprises at least one elastomeric binder, ethylenically unsaturated monomers, a photoinitiator or photoinitiator system and a plasticizer, a transparent substrate layer, and optionally a removable protective film, where the total thickness of the flexographic printing element is from 300 to 1000 ?m, the elastomeric binder has a weight average molecular weight Mw of from 80,000 to 150,000 g/mol and a Shore A hardness of from 50 to 80, and the amount of plasticizer is from 5 to 50% by weight, based on the amount of all constituents of the photopolymerizable layer, and to a process for the production of flexographic newspaper printing plates by imagewise exposure of the flexographic printing element to actType: GrantFiled: July 18, 2002Date of Patent: June 26, 2007Assignee: XSYS Print Solutions Deutschland GmbHInventors: Rolf Knöll, Hartmut Sandig, Uwe Stebani, Thomas Telser, Thomas Zwez
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Patent number: 7223524Abstract: In a laser-engravable flexographic printing element, the relief-forming layer comprises a conductivity carbon black having a specific surface area of at least 150 m2/g and a DBP number of at least 150 ml/100 g. Flexographic printing plates are produced by a process in which a printing relief is engraved into said flexographic printing element by means of a laser system.Type: GrantFiled: April 14, 2004Date of Patent: May 29, 2007Assignee: XSYS Print Solutions Deutschland GmbHInventors: Margit Hiller, Thomas Telser, Uwe Stebani, Fritz Nimtz, Heinz Faulhaber
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Publication number: 20070060734Abstract: Hyperbranched polyurethanes are used for the preparation of printing inks and of printing varnishes. Printing inks and printing varnishes contain the hyperbranched polyurethanes as binders.Type: ApplicationFiled: October 20, 2006Publication date: March 15, 2007Applicants: BASF AKTIENGESELLSCHAFT, XSYS PRINT SOLUTIONS DEUTSCHLAND GMBHInventors: Bernd BRUCHMANN, Joelle BEDAT, Jurgen KACZUN, Peter POGANIUCH
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Publication number: 20070022901Abstract: Liquid or pasty metallic printing inks which contain a mixture of at least one metal effect pigment and at least one partly optically transparent effect pigment and are used for finishing prints.Type: ApplicationFiled: May 10, 2004Publication date: February 1, 2007Applicants: XSYS Print Solutions Deutschland GmbH, Merck Patent GmbHInventors: Ulrich Kurze, Peter Schlichting, Thomas Leuschner, Uwe Baz, Burkhard Krietsch
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Patent number: 7151153Abstract: Hyperbranched polyurethanes are used for the preparation of printing inks and of printing varnishes. Printing inks and printing varnishes contain the hyperbranched polyurethanes as binders.Type: GrantFiled: October 30, 2001Date of Patent: December 19, 2006Assignees: BASF Aktiengesellschaft, XSYS Print Solutions Deutschland GmbHInventors: Bernd Bruchmann, Joelle Bedat, Jürgen Kaczun, Peter Poganiuch
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Patent number: 7101653Abstract: A laser-engravable flexographic printing element comprising an elastomeric, relief-forming, laser-engravable, thermally and/or photochemically crosslinkable layer comprising, as binder, at least 5% by weight of syndiotactic 1,2-polybutadiene having a content of 1,2-linked butadiene units of from 80 to 100%, a degree of crystallinity of from 5 to 30% and a mean molecular weight of from 20,000 to 300,000 g/mol on a flexible, dimensionally stable support. The elastomeric, relief-forming, laser-engravable layer preferably comprises: (a) from 50 to 99.9% by weight of one or more binders as component A consisting of (a1) from 5 to 100% by weight of syndiotactic 1,2-polybutadiene having a content of 1,2-linked butadiene units of from 80 to 100%, a degree of crystallinity of from 5 to 30% and a mean molecular weight of from 20,000 to 300,000 g/mol as component A1, and (a2) from 0 to 95% by weight of further binders as component A2, (b) from 0.Type: GrantFiled: April 15, 2002Date of Patent: September 5, 2006Assignee: XSYS Print Solutions Deutschland GmbHInventors: Jürgen Kaczun, Jens Schadebrodt, Margit Hiller
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Publication number: 20060178446Abstract: Printing inks, in particular packaging-printing inks, and also printing lacquers, which comprise cyclohexanepolycarboxylic acid derivatives as a component.Type: ApplicationFiled: March 5, 2004Publication date: August 10, 2006Applicants: BASF Aktiengesellschaft, XSYS Print Solutions Deutschland GmbHInventors: Joelle Bedat, Boris Breitscheidel, Richard Selberdinger