Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE587510ApublicationCriticalpatent/BE587510A/xx
B42F17/00—Card-filing arrangements, e.g. card indexes or catalogues or filing cabinets
B42F17/02—Card-filing arrangements, e.g. card indexes or catalogues or filing cabinets in which the cards are stored substantially at right angles to the bottom of their containers
C—CHEMISTRY; METALLURGY
C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
C08F2/00—Processes of polymerisation
C08F2/12—Polymerisation in non-solvents
C08F2/16—Aqueous medium
C08F2/22—Emulsion polymerisation
C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
C08F2/26—Emulsion polymerisation with the aid of emulsifying agents anionic