Process for preparing carbon-black-filled rubber powders based on aqueous polymer-latex emulsions
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United States of America Patent
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May 13, 2003
Grant Date -
Feb 28, 2002
app pub date -
Feb 26, 2001
filing date -
Feb 25, 2000
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Abstract
Fine-particle, filled rubber powders prepared by precipitation from aqueous mixtures of a filler suspension and a rubber-latex emulsion in the absence of water-soluble salts of metals of groups IIa, IIb, IIIa, or VIII of the Periodic Table of the Elements and in the absence of alkali metal silicate are used for vulcanizable rubber mixtures.
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