good morning packaging keeping pace with packaging around the world, issue 30, vol. 2, 2007



1.&nbsp&nbsp&nbsp planetary extruder to eliminate predrying in pet sheet 2.&nbsp&nbsp&nbsp closure helps blend in consumers hands &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp3.&nbsp&nbsp&nbsp nanotechnology used to keep pla clear &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp4.&nbsp&nbsp&nbsp aluminum form breaks the mold for hotfilling &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp &nbsp&nbsp5.&nbsp&nbsp&nbsp dualchamber tube &nbspplanetary extruder to eliminate predrying in pet sheet the new processing system is designed for companies operating extrusion lines with outputs between 800 and 1,000 kghr. its novelty is the combination of a single screw extruder with a specially developed planetary degassing section. according to battenfeld, the capital investment requirement for the new system is similar to a singlescrew extruder and conventional predrying unit. however, maintenance costs and energy consumption are considerably lower.&nbspplanetary gear systems are longestablished in pvc processing. the technology uses several geared planetary spindles, which revolve around and are driven by a rotating central spindle. the melt is transported through the intermeshing gears, a process which continuously presents new surfaces for effective vacuum degassing.&nbspa second short single screw conveys the degassed polymer melt from the plantary element into a melt pump, which pressurises it for delivery to the die. the first system has been running for several months in a european plant processing pet thermoforming sheet using virgin apet and purified reclaim bottle flakes with a maximum initial moisture content of 3,000ppm. &nbspmore information at &nbspclosure helps blend in consumers hands erie plastics is targeting its pop n shake closures at beverage makers who want a novel means of getting a foothold in the market for fortified drinks.the closure is designed to allow ingredients to dispense with the turn of a tamperevident dust cover. consumers then pop of an innercap chamber, which allows them to watch a flavor, vitamin or mineral fuse with their bottled drink.&nbsp they then have to shake the beverage to mix the ingredients.nanotechnology used to keep pla clear a new nanotechnology additive on the market is designed to add strength to polylactic acid pla without diminishing clarity, its manufacturer claims.rohm and haas said its new additive, paraloid bpm500, broadens the usability of pla, a bioplastic used in some green packaging.aluminum form breaks the mold for hotfilling a new aluminium mold has been created to more efficiently form polyethylene terephthalate pet bottles for hotfilling or pasteurisation, the manufacturer claims. francebased sidel yesterday claimed its f300 mold as the first to be created using aluminum, providing an alternative to the traditional stainless steel ones used by the beverage sector.&nbspthe heat resistant blow mold can withstand temperatures up to 180c enabling it to produce pet bottles suitable for hotfilling or pasteurization. &nbspbecause an aluminum mold conducts heat more efficiently than a stainless steel one, the f300 heats up and cools down rapidly, keeping wait times to a minimum during changeovers, the company claimed. dualchamber tube world wide packaging has introduced a dualchamber tube within a tube, designed for skincare and cosmetics products containing 2 different formulations that need to remain separated until shortly before is fitted with an ovalshaped cap and comprised of a 22mm inner chamber and 30mm outer chamber. the oblongshaped head contains 2 holes for dispensing product from each chamber simultaneously. &nbspmore information at www.wwpinc.compress releasestechnical papers &nbspguide on purchasing uv processwww.packagingconnections.comdownloadsdownload109.pdf &nbsp&nbsphappy &nbsp

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