A method of sizing paper for use in applications which require resistance to liquids comprising incorporating in the paper a size composition comprising one or more alkenyl succinic anhydride (ASA) compounds prepared from the reaction of maleic anhydride and one or more substantially symmetrical C.sub.20-C.sub.28 internal olefins.

 
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> Toner and method for producing the same, and, developer, toner-containing container, process cartridge, image forming apparatus and image forming method
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