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Erich Beck, Frank Meyer, Ulrich Poth, Karl Siemensmeyer, Claudia Sierakowski, Norbert Greif, Werner Ostertag, Michael Zirnstein, Reinhold Leyrer, Ekkehard Jahns, Karl Heinz Etzbach, Peter Schuhmacher: Process for coating and printing substrates. BASF Aktiengesellschaft, Oblon Spivak McClelland Maier & Neustadt P C, August 25, 1998: US05798147 (48 worldwide citation)

A process for coating or printing substrates with a coating or printing composition comprises applying a polymerizable material containing liquid-crystalline, polymerizable monomers which carry


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Robert Rupaner, Reinhold J Leyrer, Peter Schuhmacher: Core-shell particles and preparation and use thereof. BASF Aktiengesellschaft, Oblon Spivak McClelland Maier & Neustadt P C, January 8, 2002: US06337131 (40 worldwide citation)

Disclosed are core-shell particles, whose core and shell materials are capable of forming a two-phase system, the shell material being filmable, the core being essentially form-stable under shell-filming conditions and being only very minimally swellable by the shell material, if at all, the cores h ...


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Peter Schuhmacher, Norbert Schneider, Volker Richter, Harald Keller, Peter Blaschka, G√ľnter Bettinger, Frank Meyer, Erich Beck, Karl Siemensmeyer, Helmut Steininger, Wolfgang Best: Coatings with a cholesteric effect and method for the production thereof. BASF Aktiengesellschaft, Oblon Spivak McClelland Maier & Neustadt P C, June 25, 2002: US06410130 (26 worldwide citation)

Improved cholesteric special-effect layers are obtainable by comminuting cholesteric layers. These cholesteric layers are produced by applying at least one layer of a reactive, pourable cholesteric mixture to a moving substrate, by casting, and forming a solid cholesteric layer.


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Peter Schuhmacher, Karl Siemensmeyer, Juan Antonio Gonzalez Gomez, Norbert Schneider: Pigment preparation. BASF Aktiengesellschaft, Oblon Spivak McClelland Maier & Neustadt P C, August 24, 1999: US05942030 (23 worldwide citation)

Process for preparing pigments by applying a polymerizable mixture to a surface, orienting the liquid crystals present in the mixture, polymerizing the mixture, detaching the polymer film from the surface and comminuting the polymer film to form pigment particles, wherein the polymerizable mixture c ...


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Frank Meyer, Hiroki Ishida, Peter Schuhmacher, Horst Neumann: Liquid-crystalline composition for printing inks, coatings and counterfeit-proof marking of articles. BASF Drucksysteme, Oblon Spivak McClelland Maier & Neustadt P C, May 11, 2004: US06733689 (19 worldwide citation)

A liquid-crystalline composition contains, as components, a liquid-crystalline mixture containing at least one compound having two polymerizable groups and at least one compound having only one polymerizable group, and optional further additives. The liquid crystalline composition can be used for pr ...


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