Process for manufacturing friable rubber bales
AssigneeDSM Copolymer, Inc.
InventorLincoln Widmer
Life of this patent
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Abstract
A composition for coating wet rubber particles during extrusion and pelletization prior to drying comprising an inorganic partitioning agent, a thickener and binder reagent, water and a water soluble anionic dispersant, and the process for application to elastomers including those of low viscosity or high resin content to improve their processability during manufacture.
Claims23
A composition for coating wet rubber particles during extrusion and pelletization comprising a water soluble thickener and binder reagent, water, a water soluble anionic dispersant and an inorganic partitioning agent selected from the group consisting of (a) MgCO.sub.3, (b) CaCO.sub.3 and (c) ZnCO.sub.3.
A spray coating composition for application to rubber consisting of magnesium carbonate, hydroxypropyl methylcellulose and sodium polymethacrylate.
Dependencies are inferred from the claim text.