| 摘要 |
1283265 Mixing SEKISUI KAGAKU KOGYO KK 22 May 1970 [26 May 1969] 25036/ 70 Heading B1C [Also in Division B5] In an extrusion process, a thermoplastic resin fed through opening 3 of a screw extruder is thoroughly mixed whilst in the unmolten state with a liquid injected through at least one nozzle 6, the homogeneous mixture being subsequently melted in and extruded from the extruder. The latter may be provided with intermeshing screws and appropriate heating and cooling means as shown. The liquid may be a plasticizer or stabilizer.
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