single screw solid state pulverization

Dispersion and Property Enhancements in

/ Dispersion and Property Enhancements in Polyolefin/Soy Flour Biocomposites Prepared via Melt Extrusion Followed by Solid-State Shear Pulverization. In: Macromolecular Materials and Engineering. 2015 ; Vol. 300, No. 8. pp. 772-784.

Tao, Y., Kim, J., & Torkelson, J. M. (2006). Achievement of quasi-nanostructured polymer blends by solid-state shear pulverization and compatibilization by gradient ...

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Some aspects of a plastics pulverization technology by

Some aspects of a plastics pulverization technology by extrusion Some aspects of a plastics pulverization technology by extrusion Ivanov, George K. 2000-03-01 00:00:00 This study presents results, observations and new developments on the pulverization of low density polyethylene (LDPE) by a nontraditional technology. A twin screw conical counterrotating extruder, a mixer head with roller

2018-12-10 · and industrially scalable process called solid-state shear pulverization (SSSP). This novel polymer processing technique exposes polymers to high shear and compressive forces near ambient temperature, which allows for fragmentaion and fusion steps in the solid-state. We found...

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(819d) Effective Blending of Ultrahigh Molecular

2019-5-13 · Solid-state shear pulverization (SSSP) is a novel processing method, which utilizes a modified twin-screw extruder that operates under near-ambient temperature conditions. During SSSP, polymers are processed in their solid state using high compressional and shear forces that cause repeated fragmentation and fusion of the material.

Processingstructureproperty relationships in solidstate shear pulverization: Parametric study of specific energy (PP) as the model material, we varied machine type, screw design, and feed rate to achieve a range of shear and Effective biofiller size reduction and dispersion by single-step processing with solid-state ...

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Solid-State Shear Pulverization | Taylor & Francis Group

This book is the first extended look at a new and multifaceted polymer processing technology that has already been discussed in numerous articles. Called Solid-State Shear Pulverization (S3P), this innovative process produces polymeric powders with unique physical properties not found in the output of conventional size-reduction methods.

2008-2-29 · Scanning electron micrographs of fractured surfaces of compression-molded specimens of (c) PP/2.8 wt % graphite hybrid made by single-screw melt extrusion and (d) PP/2.5 wt % graphite nanocomposite fabricated in the solid state by SSSP....

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Analysis of Rubber Particles Produced by the Solid

Request | Analysis of Rubber Particles Produced by the Solid State Shear Extrusion Pulverization Process | Vulcanized natural rubber was pulverized using a single screw extruder in a non

Enhancing the physical properties of semi-crystalline polymers via solid state shear pulverization . Jan 22, 2018 Northwestern University. Solid-state shear pulverization of semi-crystalline polymers and copolymers thereof and related methods for enhanced crystallization kinetics ...

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Pulverization of Rubber Using the SSSE Process

2007-10-3 · Outline of the presentation QMotivation behind our pulverization and recycling study QProduction, characterization, and reuse of a rubber powder: Concepts of the solid state shear extrusion (SSSE) process Experimental and computational heat transfer

2019-5-31 · Furthermore [E.sub.p], has been measured for simple pulverization of rubher granules with a single screw solid-state shear extruder (46). Although the relevant [E.sub.p], equations vary slightly among these techniques with different processing parameters, the two common key quantities are the power of the motor and the throughput....

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Pulverization Of Solid Waste Materials

US5704555A Single-screw extruder for solid state shear It is yet another object of this invention to provide a process and apparatus suitable for economical recycling of a wide variety of natural and synthetic polymer wastes, including mixed wastes, by solid state shear extrusion pulverization of such waste materials, forming fine powders

/ Dispersion and Property Enhancements in Polyolefin/Soy Flour Biocomposites Prepared via Melt Extrusion Followed by Solid-State Shear Pulverization. In: Macromolecular Materials and Engineering. 2015 ; Vol. 300, No. 8. pp. 772-784....

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Novel Principle of Pulverization and Its Application for

2018-6-13 · The Solid State Shear Pulverization (SSSP) is a novel principle based on creating a large free surface during simultaneous application of high pressure and shear deformation (called Bridgmen's effect). With the application of pressure, shear and temperature at optimum proportion the total amount of a solid

2019-4-30 · Some Aspects of a Plastics Pulverization Technology by Extrusion. Link/Page Citation A single screw extruder was used to study the effect of the metering screw section geometry i.e., the shearing on the pulverization. Pulverization at solid state probably is a result of the milling effect created between the flights of one screw and the ...

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Colorant dispersion in polymer materials using solid

2018-10-9 · Methods for improved colorant dispersion in polymer materials using solid-state shear pulverization, as compared to mixing techniques of the prior art, to address concerns relating to colorant agglomeration, plating-out and the like.

Dispersion and Property Enhancements in Polyolefin/Soy Flour Biocomposites Prepared via Melt Extrusion Followed by SolidState Shear Pulverization. Krishnan A. Iyer. Search for more papers by this author (LDPE) and polypropylene (PP) with 540 wt% soy flour (SF) are produced by twostep singlescrew extrusion (SSE) followed by solid ...

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Achievement of quasi-nanostructured polymer blends

This approach is based on solid-state shear pulverization, which yields a fine dispersion of a minor phase in a major phase due to repeated fragmentation and fusion steps within the pulverizer; this solid-state process eliminates certain limitations to the production of nanoblends by melt-state processes, e.g., interfacial tension effects

This approach is based on solid-state shear pulverization, which yields a fine dispersion of a minor phase in a major phase due to repeated fragmentation and fusion steps within the pulverizer; this solid-state process eliminates certain limitations to the production of nanoblends by melt-state processes, e.g., interfacial tension effects ...

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Solid-state shear-extrusion pulverization of polymer

We propose a novel polymer extrusion process, known as the solid state shear extrusion pulverization and modification (SSSE process), based on the simultaneous action of shear deformation and

Study on the solid-state shear pulverization process in single screw extruder illustrated by polyethylene as an example The use of a special screw tip (Fig. 4) let take it off quickly from the cylinder immediately after the process interruption and, as a let ...

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US5704555A

A process and apparatus for single screw solid state shear extrusion pulverization of polymeric materials in which the polymeric materials are heated to a temperature suitable for forming a continuous thin film of said polymeric material, and then cooled, and normal and shear forces sufficient to form powder of the polymeric material are applied by a single cylindrical or conical mesh screw.

Investigation of Solid-State Shear Pulverization

2018-11-28 · Solid-state shear pulverization (SSSP) is a continuous solid-state milling technique in which polymer/nanofiller blends are pulverized within a modified twin-screw extruder operating at sub-ambient temperatures The SSSP method can be tailored to specific applications by controlling the numerous processing parameters. Additionally, solid-state shear

solid extrusion

A process and apparatus for single screw solid state shear extrusion pulverization of polymeric materials in which the polymeric materials are heated to a temperature suitable for forming a continuous thin film of said polymeric material, and then cooled, and normal and shear forces sufficient to form powder of the polymeric material are