Colloid chemistry

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01JCHEMICAL OR PHYSICAL PROCESSES

B01J13/00Colloid chemistry

B01J13/0004Preparation of sols B01J13/0008Sols of inorganic materials in water B01J13/0013from a precipitate B01J13/0017by extraction of ions from aqueous solutions B01J13/0021containing a solid organic phase B01J13/0026containing a liquid organic phase B01J13/003Preparation from aqueous sols B01J13/0034Additives B01J13/0039Post treatment B01J13/0043containing elemental metal B01J13/0047containing a metal oxide B01J13/0052Preparation of gels B01J13/0056containing inorganic material and water B01J13/006by precipitation, coagulation, hydrolyse coacervation B01J13/0065containing an organic phase B01J13/0069Post treatment B01J13/0073Preparation of non-Newtonian sols B01J13/0078containing inorganic material and water B01J13/0082containing an organic phase B01J13/0086Preparation of sols by physical processes B01J13/0091Preparation of aerogels B01J13/0095Preparation of aerosols B01J13/02Making micro-capsules or micro-balloons B01J13/025Applications of micro-capsules not provided for in other subclasses B01J13/04by physical processes B01J13/043Drying and spraying B01J13/046combined with gelification or coagulation B01J13/06by phase separation B01J13/08Simple coacervation B01J13/10Complex coacervation B01J13/12removing solvent from the wall-forming material solution B01J13/125by evaporation of the solvent B01J13/14Polymerisation cross-linking B01J13/16Interfacial polymerisation B01J13/18In situ polymerisation with all reactants being present in the same phase B01J13/185in an organic phase B01J13/20After-treatment of capsule walls B01J13/203Exchange of core-forming material by diffusion through the capsule wall B01J13/206Hardening; drying B01J13/22Coating