METHOD FOR PRODUCING ALPHA-HYDROXY KETONE COMPOUND
申请人:Hagiya Koji
公开号:US20140235867A1
公开(公告)日:2014-08-21
The present invention relates to a specific thiazolium salt used for producing an α-hydroxy ketone compound, and a method for producing an α-hydroxy ketone compound by carrying out a coupling reaction of an aldehyde compound in the presence of a base compound and the specific thiazolium salt.
Non-Aqueous Pigment Dispersions Using Dispersion Synergists
申请人:Deroover Geert
公开号:US20090048375A1
公开(公告)日:2009-02-19
A non-aqueous pigment dispersion including a diketopyrrolo-pyrrole pigment, a polymeric dispersant and a dispersion synergist in a dispersion medium wherein the dispersion synergist is a quinacridone derivative containing at least one acidic group or a salt thereof.
[EN] METHOD FOR PRODUCING ALPHA - HYDROXY KETONE COMPOUND<br/>[FR] PROCÉDÉ DE FABRICATION D'UN COMPOSÉ ALPHA-HYDROXY CÉTONE