Bayer Aktiengesellschaft

Agfa-gevaert Ag

Gunther Hoffarth

Wolfgang Podszun

Carlhans Suling

Herman J Uytterhoeven

John W Goossens

Wolfgang Richter

Walter De Winter

Klaus Walz

Hans Schulze

Karl Schafer

Novel low-foaming wetting agents consisting of

Low-foaming wetting agent consisting of various alkoxylated alcohol

An electrostatographic suspension developer contains a dispersed pigment and a copolymer of

Electrostatographic suspension developer and a process for its

An electrostatographic suspension developer contains, in an electrically insulating carrier liquid with a volume resistivity of at least 10.sup.9 Ohm. cm and a dielectric constant of below 3, a dispersed pigment and a polymer of basic secondary or tertiary amino group-containing monomers, the amino groups of which are completely or partially neutralized with a Bronsted acid, which contains at least one hydrocarbon radical having from 6 to 24 carbon atoms, and optionally further comonomers.

Electrostatographic suspension developer and a process for the

Ammonium compounds of the formula ##STR1## in which R and R.sub.1 designate C.sub.1 -C.sub.21 -alkyl or C.sub.2 -C.sub.21 -alkenyl,

Ammonium compounds

Growing community of inventors

Leverkusen, Germany

Gunther Hoffarth