| http://www.w3.org/ns/prov#value | - In other words, it is believed that up to about 90% of the external surface of the nano-clay particles can be bound up by the cationic particles and sufficient bonding to the ceramic fibers can still result. [0094] A most convenient method of introducing particles such as aluminas and zirconias into the instant invention is to treat the oxide particles in such a manner as to convert their surface
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