摘要:
3-Esters and 3-amides of thioxanthone bearing alkyl chains of appropriate length and can be used as photoinitiators or sensitizers in photopolymerizable systems, in particular for the preparation of coatings compatible with the food use.
摘要:
3-Esters and 3-amides of thioxanthone bearing alkyl chains of appropriate length and can be used as photoinitiators or sensitizers in photopolymerizable systems, in particular for the preparation of coatings compatible with the food use.
摘要:
Process for the preparation of aromatic alpha-hydroxyketones (aromatic α-hydroxyketones) that does not require the use of chlorine, sulfuryl chloride or bromine and comprises the halogenation of an intermediate aromatic ketone with a hydrogen halide in the presence of an oxidising compound.
摘要:
The present invention relates to sulfonium salts, to methods for their preparation and to radiation curable compositions containing them as photoinitiators.
摘要:
The present invention concerns photopolymerisable systems comprising reactive oligomers and/or monomers having ethylenically unsaturated groups and as photoinitiator at least one hydroxamic ester of Formula (I) or (II) or (III).
摘要:
The present invention relates to clear photopolymerisable systems for the preparation of high thickness coatings, to a procedure for their application and to the solid surfaces coated with them.
摘要:
The present invention refers to solid mixtures of alpha hydroxycarbonyl derivatives of alpha-methylstyrene oligomers containing at least 90% of the dimer isomers, the dimer isomer ratio being between 2.5 and 7, to their preparation and to their use as photoinitiators in photopolymerisation.
摘要:
A composition for positive heat sensitive computer-to-plate (CTP) lithographic printing plates comprising a phenolic resin and an IR absorber characterized by the fact that the composition contains from 1 to 30% w/w of an organic oxygenated phosphorous compound chosen from the group of general formula (I): wherein R1, R2, and R3 are independently a C4–C8 alkyl group or an aryl group.
摘要:
Process for the preparation of the powdery crystalline mixtures of alpha-hydroxycarbonyl derivatives of alpha-methylstyrene dinners comprising the use of a solvent having polarity from 0 to 0.1.
摘要:
Process for the preparation of the powdery crystalline mixtures of alpha-hydroxycarbonyl derivatives of alpha-methylstyrene dinners comprising the use of a solvent having polarity from 0 to 0.1.