Rimtec Corporation

Naoki Fukumoto

Nobuhito Kamei

A mixing headwhich mixes a first preparative liquid formulation containing a norbornene-based monomer with a second preparative liquid formulation containing a metathesis polymerization catalyst includes a casing, a cap, and a mixing rotor. A plurality of protrusionsincludes first protrusionshaving a width in the axial direction of the mixing rotorlarger than that in the circumferential direction, and second protrusionshaving a width in the axial direction of the mixing rotorsmaller than that in the circumferential direction. First and second protrusion rowsandare alternately arranged, the first protrusion rowsbeing formed of the first protrusionsaligned at a predetermined interval, the second protrusion rowsbeing formed of the second protrusionsaligned at a predetermined interval.

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Tokyo, Japan

Naoki Fukumoto