OCR scannable carbonless copying system and a method of producin
Odorless multi-valent metal modified products of salicyclic acid
Opaque transfer material
Optical fiber coating and coding scheme
Optical information recording medium, manufacturing method...
Optical information-recording medium
Optical recording sheet
Orange dye mixture for thermal color proofing
Orange dye mixture for thermal color proofing
Orange dye mixture for thermal color proofing
Orange dye mixture for thermal color proofing
Outermost layers for use in thermographic recording materials
Overcoat for dye image-receiving layer used in thermal dye trans
Overcoat for thermal dye transfer receiving element
Overcoat for thermal dye transfer receiving element
Overcoat layer for dye-donor element for laser-induced thermal d
Overcoated heat-sensitive record materials
Oxadiazolyl-benzene azo hydroxy-pyridone dyes for thermal transf
Oxalylamino substituted indoaniline dyes for use in thermal subl