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Technology Report

301 to 320 from 432 News

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  • 07-26-2010

    Fully Synthetic Soccer Balls

    "The ball is round" is a well-known bit of soccer wisdom. Today's fully synthetic soccer balls are rounder than their leather predecessors, providing more stable flight behavior and precise ball control under all weather conditions.   more

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  • 06-16-2010

    Concentrated Mold Temperature Control

    Insulated mold inserts improve the efficiency of mold temperature control when injection molding. This new concept increased process reliability and reduces energy consumption.   more

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  • 06-07-2010

    PU Seal with a Smooth Surface

    A newly developed two-component PU sealing system has a soft foam core encased in a scratch-resistant and flexible smooth skin. The foamed seal combines the benefits of foam and elastomer seals.   more

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  • 05-12-2010

    Color Laser Marking

    Using a newly developed laser marking technique, it is possible to apply marking in various colors on plastic surfaces. The process is suitable for use with film, painted surfaces and transparent parts as well.   more

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  • 04-29-2010

    Reliable Securing Elements for Braided Plastic Cable

    Thanks to a new joining principle, thermoplastic securing elements on braided plastic cable can withstand large loads. This expands the opportunities for using such plastic cable in technical applications.   more

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  • 04-20-2010

    Polyurethane Window Profiles

    The thermal insulating characteristics of windows improve considerably when profiles with a polyurethane foam core are used. Equipment for volume production of such PU window profiles is now available.   more

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  • 04-13-2010

    Biodegradable/bioabsorbable Interference Screws

    Researchers have developed a new material based on PLA and hydroxylapatite for production of interference screws. The screws degrade biologically without leaving any holes in bones.   more

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  • 03-30-2010

    Easy-to-Use Disposable Syringes

    When producing syringe bodies, the side gating often results in uneven wall thickness. A new nozzle with a special gate geometry causes the plastic to first be distributed radially around the mold core.   more

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  • 03-01-2010

    Better Adhesion with UV Irradiation in Vacuum

    Plastic surfaces must be pretreated to enable adhesion of metal plating. Experiments have shown that UV irradiation in vacuum enhances bonding.   more

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  • 02-19-2010

    In-Mold Coating of PMMA Parts

    By using a newly developed coating system, PMMA parts can be coated directly in the mold. The costs are considerably lower than for coating in a post-molding operation.   more

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  • 02-05-2010

    Material Drying via Venting/Outgassing

    Research results show that venting/outgassing the melt in an extruder can complement or replace conventional drying of the pellets in advance of processing. This approach allows the overall energy required for processing to be reduced significantly.   more

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  • 01-27-2010

    Thermoplastic Processing of PTFE

    PTFE with a modified polymer structure has a relatively low melt viscosity. As a consequence, the material can be processed as a thermoplastic.   more

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  • 01-20-2010

    PP Intake Manifold

    Use of PP instead of PA as a material for intake manifolds reduces part weight and manufacturing costs. Moreover, the property profile remains stable in surroundings characterized by a variable moisture level.   more

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  • 01-05-2010

    Precise Automation Through Real-Time Functions

    Real-time functions improve automation in plastics processing. Use of lower force means that parts are subjected to less of a load during removal and handling. In addition, a robot can place moving parts on a conveyor.   more

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  • 12-22-2009

    Using Ultrasonics to Center Large Pipes

    When starting up a pipe extrusion line, the nonuniform temperature distribution in the die can result in wall thickness variations in the extruded pipe. A new measurement technique based on ultrasonics makes it possible to center the pipe after only a few meters.   more

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  • 11-25-2009

    Multi-Material Mold for Standard Machines

    A newly developed multi-material mold features molded part carriers that move from station to station in a vertical orientation. Thanks to relatively small dimensions, the mold can be employed on any standard machine without the need for additional equipment.   more

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  • 11-13-2009

    Custom-Engineered Polyethylene Production

    A special polymerization process is providing great flexibility in production of multimodal HDPE. Material properties can be matched precisely to the requirements of specific applications.   more

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  • 10-30-2009

    Plasma Treatment for Sandwich Panels

    Sandwich panels made from nonpolar resins such as PP can be painted or glued after undergoing surface treatment with an atmospheric plasma. Processing speeds of up to 25 m/min are possible.   more

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  • 10-08-2009

    Flawless Cardiac Valves

    Cardiac valve flaps made of plastic are not allowed to exhibit any gate vestige or ejector marks. Through use of a special mold design, it is possible to produce such parts via injection molding without the need for post-molding finishing operations.   more

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  • 09-30-2009

    Selective Electroplating of 2-Component Parts

    Hard/soft 2-material parts can now be electroplated selectively in a single step. In addition to the considerable cost savings, this opens up additional possibilities in terms of part design freedom.   more

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301 to 320 from 432 News

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