1
Marc Van Damme
Paul Callant, Marc Van Damme: Photopolymerizable composition. Agfa Graphics, Leydig Voit & Mayer, May 5, 2009: US07527916 (2 worldwide citation)

A composition that is photopolymerizable upon absorption of light in the wavelength range from 300 to 450 nm, the composition comprising a binder, a polymerizable compound, a sensitizer and a photoinitiator, characterized in that the sensitizer is an optical brightening agent having a solubility in ...


2
Marc Van Damme
Johan Loccufier, Marc Van Damme, Joan Vermeersch, Wim Sap: Heat-sensitive lithographic printing plate precursor. Agfa Gevaert, Leydig Voit & Mayer, May 9, 2006: US07041427 (2 worldwide citation)

A heat-sensitive lithographic printing plate precursor is disclosed comprising a polymer which is soluble in an aqueous alkaline solution and which comprises at least one chromophoric moiety having a light absorption maximum in the wavelength range between 400 and 780 nm. Such materials show no dye ...


3
Marc Van Damme
Marc Van Damme, Johan Loccufier, Bert Groenendaal, Huub Van Aert: Heat-sensitive lithographic printing plate precursor. Agfa Gevaert, Leydig Voit & Mayer, April 3, 2007: US07198877 (1 worldwide citation)

A heat-sensitive lithographic printing plate precursor is disclosed which comprises a hydrophilic support and an oleophilic coating comprising an infrared absorbing agent and a polymer, which comprises a phenolic monomeric unit wherein the phenyl group of the phenolic monomeric unit is substituted b ...


4
Marc Van Damme
Joan Vermeersch, Marc Van Damme: Positive-working lithographic printing plate precursors. Agfa Gevaert, Leydig Voit&Mayer, January 25, 2005: US06846613 (1 worldwide citation)

A positive-working printing plate precursor for wet lithographic printing is disclosed which comprises a support having a hydrophilic surface and a coating comprising a first layer closest to the support, said first layer containing an oleophilic phenolic resin soluble in an aqueous alkaline develop ...


5
Marc Van Damme
Johan Loccufier, Bert Groenendaal, Huub Van Aert, Marc Van Damme: Polymer for heat-sensitive lithographic printing plate precursor. Agfa Graphics, Leydig Voit & Mayer, November 25, 2008: US07455949

A polymer for a heat-sensitive lithographic printing plate precursor is disclosed wherein the polymer comprises a phenolic monomeric unit of which the phenyl group is substituted by a group A characterised in that the group A comprises an imide or thioimide group and wherein the modification of the ...


6
Marc Van Damme
Joan Vermeersch, Wim Sap, Marc Van Damme: Method for accurate exposure of small dots on a heat-sensitive positive-working lithographic printing plate material. Agfa Graphics, Leydig Voit & Mayer, December 23, 2008: US07467587

A method is disclosed for accurate reproduction of high-quality halftone images comprising microdots by means of lithographic plate materials which comprise a heat-sensitive positive-working coating that requires wet processing. Such microdots have a dot size ≦25 μm and may be obtained by stochastic ...


7
Marc Van Damme
Bert Groenendaal, Johan Loccufier, Huub Van Aert, Marc Van Damme: Polymer for heat-sensitive lithographic printing plate precursor. Agfa Graphics, Leydig Voit & Mayer, December 2, 2008: US07458320

A polymer for a heat-sensitive lithographic printing plate precursor is disclosed wherein the polymer comprises a phenolic monomeric unit wherein the H atom of the hydroxy group of the phenyl group of the phenolic monomeric unit is replaced by a group comprising a N-imide group and wherein the subst ...


8
Marc Van Damme
Joan Vermeersch, Marc Van Damme: Negative working, heat-sensitive lithographic printing plate precursor. Agfa Graphics, Leydig Voit & Mayer, March 25, 2008: US07348126

A negative-working lithographic printing plate precursor is disclosed comprising on a support having a hydrophilic surface or which is provided with a hydrophilic layer, a coating comprising an infrared absorbing agent, a first layer comprising an aqueous dispersion comprising hydrophobic thermoplas ...


9
Marc Van Damme
Marc Van Damme, Huub Van Aert: Heat-sensitive lithographic printing plate precursor. Agfa Gevaert, Leydig Voit & Mayer, April 17, 2007: US07205084

A heat-sensitive lithographic printing plate precursor is disclosed which comprises a hydrophilic support and an oleophilic coating thereon which comprises an infrared light-to-heat converter, an alkali-soluble binder and a polymeric developer accelerator. The polymeric developer accelerator is pref ...


10
Marc Van Damme
Alexander Williamson, Peter Hendrikx, Marc Van Damme: Method for preparing lithographic printing plate precursors. Agfa Graphics, Leydig Voit & Mayer, February 19, 2013: US08377629

A method of preparing a lithographic printing plate in which no pre-heat step is used comprising the steps of:—providing a lithographic printing plate precursor comprising a support and a photopolymerizable image-recording layer, the image-recording layer comprising a monomer and a binder;—image-wis ...



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