Foamed polymer composition comprising polystyrene and polyethyleneterephthalate
    2.
    发明公开
    Foamed polymer composition comprising polystyrene and polyethyleneterephthalate 审中-公开
    聚合物聚合物聚苯乙烯和聚对苯二甲酸乙二醇酯

    公开(公告)号:EP1702944A1

    公开(公告)日:2006-09-20

    申请号:EP05425159.0

    申请日:2005-03-17

    IPC分类号: C08J9/00 C08L25/04

    摘要: An expanded extruded polystyrene sheet is described, containing 0.5% to 3% polyethyleneterephthalate (PET) by weight of the polystyrene weight and /exhibiting an integral compact layer on at least one of its surfaces, as well as a method for the production of said sheet comprising the steps of forming a mixture comprising polystyrene and 0.5%-3% of (PET), melting the mixture by heating inside an extruder, adding a blowing agent to the melt mixture and extruding the mixture in an environment at lower pressure through a die, cooling the sheet on exit from the die on at least one of its surfaces by means of air blow.

    摘要翻译: 描述了一种膨胀的挤出聚苯乙烯片材,其以聚苯乙烯重量的重量计含有0.5%至3%的聚对苯二甲酸乙二醇酯(PET),并且在其至少一个表面上表现出整体致密层,以及用于生产所述片材的方法 包括以下步骤:形成包含聚苯乙烯和0.5%-3%(PET)的混合物,通过在挤出机内加热来熔化混合物,向熔融混合物中加入发泡剂,并通过模头在较低压力的环境中挤出混合物 通过吹气在其至少一个表面上从模具出口冷却片材。

    Tray in plastic material for the packaging of foods susceptible of releasing liquids
    3.
    发明公开
    Tray in plastic material for the packaging of foods susceptible of releasing liquids 审中-公开
    KunststoffschalefürEinpackung von Lebensmitteln,die zuFlüssigkeitsabsonderungneigen

    公开(公告)号:EP1659068A1

    公开(公告)日:2006-05-24

    申请号:EP05025100.8

    申请日:2005-11-17

    IPC分类号: B65D1/34 B65D81/20

    CPC分类号: B65D81/264 B65D81/2076

    摘要: The use of a tray (V) in plastic material is described for packaging foods susceptible of releasing liquids, in which such tray (V) is made of a sheet (4) of an expanded plastic material of high water permeability, preferably open-celled, as well as a modified atmosphere packaging comprising such tray and a method for manufacturing such packaging.

    摘要翻译: 描述了在塑料材料中使用托盘(V)用于包装容易释放液体的食品,其中这种托盘(V)由具有高透水性的膨胀塑料材料的片材(4)制成,优选开孔 ,以及包括这种托盘的改进的气氛包装和用于制造这种包装的方法。

    Package for a food product
    4.
    发明公开
    Package for a food product 有权
    Verpackungfürein Lebensmittelprodukt

    公开(公告)号:EP1905699A2

    公开(公告)日:2008-04-02

    申请号:EP07018986.5

    申请日:2007-09-27

    IPC分类号: B65D25/16 B65D77/06 B65D77/20

    摘要: The invention refers to a package (1) comprising a rigid or semi-rigid flat support (3), possibly perimetrically provided with walls (9) and with a raised edge (7), a first flexible plastic film (4) coupled to the support (3) at a face thereof, such first plastic film (4) being a film which can be peeled from the support (3), a food product (2) arranged on such face of the support (3), a second plastic film (5) superimposed on the first plastic film (4) wherein the first and second plastic film (4, 5) are bound together along a peripheral band with the formation of a substantially sack-shaped sealed casing (6) containing said food product (2), such sealed casing (6) being detachable from the support (3) substantially by pulling.

    摘要翻译: 本发明涉及一种包括刚性或半刚性扁平支撑件(3)的包装(1),其可以在外周设置有壁(9)和凸起边缘(7),第一柔性塑料薄膜(4) 支撑体(3)的表面,这样的第一塑料膜(4)是能够从支撑体(3)剥离的膜,设置在支撑体(3)的这种面上的食品(2),第二塑料 膜(5)叠加在第一塑料膜(4)上,其中第一和第二塑料膜(4,5)沿着周边带结合在一起,形成包含所述食品的基本上为袋状的密封壳体(6) (2),这样的密封外壳(6)可以通过拉动从支承件(3)上拆下。

    Process for manufacturing meat trays
    7.
    发明公开
    Process for manufacturing meat trays 审中-公开
    制造肉托盘的过程

    公开(公告)号:EP1329299A1

    公开(公告)日:2003-07-23

    申请号:EP02425018.5

    申请日:2002-01-21

    IPC分类号: B29C44/56 B29C70/66

    CPC分类号: B29C70/66 B29C44/5636

    摘要: A process for manufacturing expanded polystyrene meat trays characterised by the following steps: plasticizing at a temperature higher than 200°C in an extruder a mixture comprising polystyrene, cellulation regulator materials, inert material in fine powder form and mineral oil; injecting an expanding agent into a zone of the extruder in which the various ingredients have already undergone homogenization; cooling the material to a constant temperature between 140°C and 160°C; extruding the material through a die; winding the sheet obtained by extrusion into rolls; maintaining the rolls at ambient temperature for a period from 1 to 30m days; heating the sheet to a temperature between 120°C and 180°C; thermoforming the sheet by drawing in moulds.

    摘要翻译: 一种用于制造发泡聚苯乙烯肉托盘的方法,其特征在于以下步骤:在挤出机中在高于200℃的温度下塑化包含聚苯乙烯,纤维素调节剂材料,细粉末形式的惰性材料和矿物油的混合物; 将膨胀剂注入其中各种成分已经经历均化的挤出机的区域中; 将材料冷却至140℃和160℃之间的恒定温度; 通过模头挤出材料; 将通过挤出获得的片材卷绕成卷; 将辊保持在环境温度下1至30天; 将片加热到120℃和180℃之间的温度; 通过在模具中拉伸来热成形片材。

    A PROCESS FOR THE PRODUCTION OF EXTRUDED SHEETS OF EXPANDED POLYSTYRENE
    9.
    发明公开
    A PROCESS FOR THE PRODUCTION OF EXTRUDED SHEETS OF EXPANDED POLYSTYRENE 审中-公开
    VERFAHREN ZUR HERSTELLUNG VON EXTRUDIERTEN PLATTEN AUS EPANDIERTEM POLYSTYROL

    公开(公告)号:EP1937761A1

    公开(公告)日:2008-07-02

    申请号:EP06753943.7

    申请日:2006-05-29

    IPC分类号: C08J9/12 B29C44/08 B29C44/34

    摘要: A process for the production of extruded sheets of expanded polystyrene, which only uses expanding agents with low environmental impact, comprising the steps of : a) heating polystyrene or a mixture composed of polystyrene and at least one component selected from the group consisting flame retardants, coloring agents, plasticizers, heat stabilizers and lubricants at a temperature in the range of 180-2500C thus obtaining a polymer melt, which is subjected to homogenization; b) adding to the polymer melt a mixture of expanding agents (4) comprising carbon dioxide and water; c) homogenizing the polymer melt including said expanding agents; d) homogeneously cooling the polymer melt to a temperature lower than or equal to 1400C; e) extruding the cooled polymer melt through a die (8) to obtai an expanded polystyrene sheet.

    摘要翻译: 一种制造仅使用环境影响小的发泡剂的发泡聚苯乙烯挤出片的方法,包括以下步骤:a)加热聚苯乙烯或由聚苯乙烯和至少一种选自阻燃剂, 着色剂,增塑剂,热稳定剂和润滑剂,从而获得均匀化的聚合物熔体; b)向聚合物熔体中加入包含二氧化碳和水的发泡剂的混合物; c)均化包括所述膨胀剂的聚合物熔体; d)将聚合物熔体均匀冷却至低于或等于1400℃的温度; e)将冷却的聚合物熔体挤出通过模具以获得发泡聚苯乙烯片材。