Adaptive braking system with special control for slippery surfac

Bis-(indoly)ethylenes record systems utilizing such compounds

Carbonless pressure-sensitive copying paper

Chromogenic phthalides

Color former mixture

Color-forming compounds and use thereof in imaging members...

Coloring phthalide compounds and recording materials using the c

Coloring phthalide compounds, method of producing the compounds

Compound for color-producing composition, and recording...

Crystal modification of 2-(3-methylanilion)-3-methyl-6-diethylam

Crystal modifications of 2-m-toluidino-3-methyl-6-di-n-butylamin

Crystalline fluoran compound

Crystals of fluoran compound, crystalline solvates thereof, proc

Diazo compound and heat-sensitive recording material

Diazonium salt and heat-sensitive recording material

Divinyl carbinol or carbinol derivative chromogenic compounds an

Divinyl compounds and chromogenic recording-material prepared by

Erasable image forming material

Fluoran color former mixture and use thereof in recording materi

Fluoran compound, heat sensitive recording materials comprising