Abstract: Polycyclic aromatic hydrocarbon compounds having an S atom or S(?O)2 moiety incorporated in their basic polycyclic structure that can have a nitrogen-containing heterocycloaliphatic group and/or a substituted or unsubstituted phenoxy group and/or a polymeric moiety bonded to the polycyclic structure and to compositions such as, e.g., printing inks which comprise these polycyclic aromatic hydrocarbons as colorants.

Abstract: Disclosed are chiral dopants of general formula (I) below as well as uses thereof involving chiral liquid crystal polymers and markings comprising these polymers: wherein R1, R2, R3, R4, A1 and A2, m, n, o and p are as defined in the claims.

Abstract: A polymer-bonded polycyclic aromatic hydrocarbon compound of general formula (1): (P—O)x-Q-(Y)w??(1) wherein P represents a polymeric moiety having at least three repeating units which comprise an optionally substituted phenyl ring; Q represents a perylene, quaterrylene or terrylene moiety; Y is selected from (i) halogen and (ii) optionally substituted N-heterocycloaliphatic groups having from 3 to about 8 ring members which are bonded to Q through an N atom, provided that at least one Y represents (ii); x represents an integer of from 1 to 4; w represents an integer of from 1 to 4. Also, are provided processes of producing the compounds, polymers, markings and articles, and methods of authenticating.

Abstract: Polycyclic aromatic hydrocarbon compounds having an S atom or S(?O)2 moiety incorporated in their basic polycyclic structure that can have a nitrogen-containing heterocycloaliphatic group and/or a substituted or unsubstituted phenoxy group and/or a polymeric moiety bonded to the polycyclic structure and to compositions such as, e.g., printing inks which comprise these polycyclic aromatic hydrocarbons as colorants.

Abstract: Polycyclic aromatic hydrocarbon compounds having an S atom or S(?O)2 moiety incorporated in their basic polycyclic structure that can have a nitrogen-containing heterocycloaliphatic group and/or a substituted or unsubstituted phenoxy group and/or a polymeric moiety bonded to the polycyclic structure and to compositions such as, e.g., printing inks which comprise these polycyclic aromatic hydrocarbons as colorants.

Abstract: Method for marking a material, comprising including at least two components having different fluorescent characteristics as a blend of components in the material, the at least two components not being already associated with the material and at least one of the at least two different components having a fluorescence that varies in spectral position and/or intensity according to variation of pH, the at least two components being included in the material in an amount effective to be qualitatively and/or quantitatively determined. Also, provided are marked materials and methods of authenticating and preventing counterfeiting and dilution.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with bidentate ligands, having one amino or imino coordinating group and one phosphino coordinating group, in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with tetradentate ligands having at least one amino or imino coordinating group and at least one phosphino coordinating group in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with tetradentate ligands having at least one amino or imino coordinating group and at least one phosphino coordinating group in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with bidentate ligands, having one amino or imino coordinating group and one phosphino coordinating group, in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with bidentate ligands, having one amino or imino coordinating group and one phosphino coordinating group, in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with bidentate ligands, having one amino or imino coordinating group and one phosphino coordinating group, in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with tetradentate ligands having at least one amino or imino coordinating group and at least one phosphino coordinating group in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention concerns substituted benzylic nitriles substituted with lower linear alkyl or alkylene groups. These compounds are useful perfuming ingredients, and can impart odor notes of the floral-green type. The invention concerns also the perfuming compositions or perfumed articles associated with the compound.

Abstract: The present invention concerns substituted benzylic nitriles substituted with lower linear alkyl or alkylene groups. These compounds are useful perfuming ingredients, and can impart odor notes of the floral-green type. The invention concerns also the perfuming compositions or perfumed articles associated with the compound.

Abstract: The present invention concerns substituted benzylic nitrites substituted with lower linear alkyl or alkylene groups. These compounds are useful perfuming ingredients, and can impart odor notes of the floral-green type. The invention concerns also the perfuming compositions or perfumed articles associated with the compound.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with bidentate ligands, having one amino or imino coordinating group and one phosphino coordinating group, in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The present invention relates to the field of catalytic hydrogenation and, more particularly, to the use of Ru complexes with tetradentate ligands having at least one amino or imino coordinating group and at least one phosphino coordinating group in hydrogenation processes for the reduction of esters or lactones into the corresponding alcohol or diol respectively.

Abstract: The object of the present patent application are 3-aminophenol derivatives of formula (I) or the physiologically tolerated, water-soluble salts thereof wherein R denotes a heterocyclic aromatic 5-membered ring of formula (Ia) and colorants based on a developer-coupler combination and containing these compounds.