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An extruder including screw elements with particularly high pitch in the degassing port area and its application
A multi-shaft extruder with screw shafts capable of co-rotating at the same speed is provided, which is equipped with at least one degassing port. In the inlet area of the degassing port, the extruder is fitted with screw elements having an extra-large pitch, or screw elements with asymmetric profiles or eccentrically mounted on the rotating
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A composite deodorizing masterbatch and its application
The invention belongs to the technical field of plastic deodorization, and particularly relates to a composite deodorant masterbatch and its application. The composite deodorant masterbatch consists of Component A and Component B. Raw materials of Component A include porous polymers and low-boiling-point components; raw materials of Component B include PEO‑PPO‑PEO, tetraethyl orthosilicate, 13X molecular sieves
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Water purification composition, its preparation method and its application
The invention provides a water purification composition, a preparation method thereof and application. The water purification composition comprises heavy metal ion adsorbent and adhesive, wherein the adhesive is selected from thermoplastic elastomers. The water purification adsorbent of the invention has the advantages of simple preparation process, high mechanical strength, high adsorption efficiency and large adsorption
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A system and method for treating silver guava rubber
A guayule rubber processing system (100) and method (200) are provided. The method includes blending guayule rubber with at least one solvent blend in an extruder (102) to remove resins contained in guayule mixed oil (104) and precipitate the guayule mixed oil (104) to form sediments. The solvent blend (138, 140, 142) contains a first
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A track-type medicine dispensing cabinet
The invention discloses a rail-type medicine dispensing cabinet, including a base. A medicine cabinet is fixedly mounted on the upper surface of the base, and medicine boxes are slidably inserted on the front side of the medicine cabinet. The cabinet is provided with a T-shaped cross-section rail groove, the inner walls on both sides of
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A rapid fiber threading device for fiber optic array fabrication
The invention relates to a fiber threading device, in particular to a rapid fiber threading device for optical fiber array fabrication. The device effectively improves production efficiency and reduces manual operation. The rapid fiber threading device includes bottom plates, support frames, a first material placing plate, V-shaped grooves and a splitting mechanism. Two symmetrically arranged
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