B - Operations – Transporting – 29 – B
Patent
B - Operations, Transporting
29
B
18/1215, 18/780
B29B 7/90 (2006.01) B29B 15/04 (2006.01) B29C 47/00 (2006.01) B29C 47/10 (2006.01) B29C 47/76 (2006.01) C08J 3/21 (2006.01) C08J 5/04 (2006.01)
Patent
CA 2028964
Incorporation of fibrous filler into a styrene-butadiene rubber (SBR) by mixing a fibrous filler, SBR latex and a coagulant, feeding the resulting coagulated fiber-filled SBR latex to a dewatering extruder and through a flow restriction that applies back pressure sufficient that water present in the SBR is forced out of a vent upstream from the flow restriction and discharging the fiber-filled SBR from the extruder.
Bennett Jones Llp
E.i. Du Pont de Nemours And Company
Kafka Fred Yerkes
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