Sig Technology Ag

Sig Services Ag

Ulrich Alef

Richard Leufen

Thomas Vetten

Stefan Schnorr

Thomas Schumacher

Norbert Peter Herzog

Norbert Garitz

Horst Pawelczyk

Holger Schmidt

Christoph Wirtz

Olivier Peterges

Kurt Dahlmanns

Michael Eccarius

Ingo Jumpertz

Martin Thomas

Frank Muller

Eugen Berg

Manfred Krausen

Frank MÜLLER

A method for precursor production includes A) providing a multitude of container precursors, and in each case a) providing a sheet-like composite, having a first longitudinal edge, a further longitudinal edge and, from the first longitudinal edge to the further longitudinal edge: i. a first longitudinal crease, ii. a second longitudinal crease, iii. a third longitudinal crease, and iv. a fourth longitudinal crease. The method includes b) producing a first longitudinal fold characterized by a first internal angle along the first longitudinal crease and a third longitudinal fold characterized by a third internal angle along the third longitudinal crease; c) producing a second longitudinal fold characterized by a second internal angle along the second longitudinal crease and a fourth longitudinal fold characterized by a fourth internal angle along the fourth longitudinal crease; d) contacting and joining the first longitudinal edge to the further longitudinal edge thereby obtaining a longitudinal seam.

Method of producing a packaging enveloping container precursors, especially each for a single dimensionally stable foodstuff container, with folding over of the container precursor

The invention relates in general terms to a device for production of a packaging precursor, wherein the packaging precursor consists to an extent of at least 80% by weight, based on the packaging precursor (), of a sheetlike composite, wherein the sheetlike composite includes:

Device and method for producing packaging precursors by means of a heating device acting on the edge area of the packaging precursor

The present invention refers to a container precursor, comprising a composite sheet which comprises The invention further refers to a closed container, obtainable from the container precursor; and to a closed container having the above composite sheet, the first and the second wall region.

Container precursor, in particular for producing a dimensionally stable foodstuff container, having a sheetlike composite, a first and a second wall region

The invention relates to a device comprising a first fixing element, a further fixing element and a folded planar composite;

Device, in particular for closing a head region of a foodstuffs container made of a laminate having an edge region which is skived and partially folded over itself

A device comprising a first fixing element, a further fixing element, and a folded planar composite is disclosed. The first fixing element comprises a first fixing surface and the further fixing element comprises a further fixing surface. The folded planar composite is at least partially fixed between the first fixing surface and the further fixing surface. The folded planar composite comprises a first composite region and a further composite region.

Device, in particular for closing a top portion of a food container, consisting of a laminate with a peeled and folded-back edge region

The invention relates to a closed container, delimiting an interior from an exterior, wherein the closed container comprises a sheetlike composite; wherein the sheetlike composite comprises a layer sequence, comprising as mutually superposed layers in a direction from an. inner face of the sheetlike composite to an outer face of the sheetlike composite a) an inner polymer layer, b) a barrier layer, and c) a carrier layer; wherein the closed container is characterised by a shaping coefficient, determined according to the method described herein, in the range from 1.0 to 10.0 m/kg. Further, the invention relates to a method by which a closed container with a shaping coefficient is obtainable; to the closed container obtainable by this method; to an apparatus, designed for producing one of the afore&#xac; mentioned closed containers; to a use of a sheetlike composite for producing one of the afore&#xac; mentioned closed containers; and to a use of one of the aforementioned closed containers for storing a foodstuff.

Closed container, in particular a foodstuff container, having a shaping coefficient

The invention relates to a container precursor comprising a sheetlike composite, wherein the sheetlike composite a) comprises a layer sequence comprising, as mutually superposed layers, from an inner face of the sheetlike composite to an outer face of the sheetlike composite, i) an inner polymer layer, ii) a barrier layer, and iii) a carrier layer; b) comprises a first longitudinal edge and a further longitudinal edge, wherein the first longitudinal edge is bonded to the further longitudinal edge forming a longitudinal seam of the container precursor; c) comprises, in the following sequence in the direction from the first longitudinal edge to the further longitudinal edge i) a first longitudinal groove, ii) a second longitudinal groove, iii) a third longitudinal groove, and iv) a fourth longitudinal groove, wherein the container precursor can be shaped to form a jacket structure by folding along the first longitudinal groove, the second longitudinal groove, the third longitudinal groove and the fourth longitudinal groove; wherein the container precursor is characterized by a shaping coefficient as per the test method described herein within a range from 8 to 30 m2/g. The invention further relates to a closed container, to a method, to an apparatus and to the use of the container precursor.

Container precursor with shaping coefficient, especially for a single dimensionally stable food or drink product container

The invention relates to a container precursor comprising a wall, wherein the wall a) surrounds an interior region, and b) comprises a first wall region and a second wall region. Further, the invention relates to a process for manufacturing a container precursor, a container precursor obtainable through this process, a closed container, a process for manufacturing a closed container, a closed container obtainable through this process, a use of the aforementioned container precursor, and a further use of the aforementioned container precursor.

Container precursor, in particular for the manufacture of a food container, from a laminate with a peeled edge region, which is partially folded back on itself

The invention relates to a container precursor comprising a wall, wherein the wall a) surrounds an interior region, and b) comprises a first wall region and a second wall region; wherein the first wall region comprises a first layer sequence comprising a first wall layer, a second wall layer and a third wall layer as overlying layers from the interior region outwards; wherein, in the first wall region, a second carrier layer is characterised by a smaller layer thickness than a first carrier layer, or a third carrier layer, or both; wherein the second wall region comprises a second layer sequence comprising first wall layer, a second wall layer and a third wall layer as overlying layers from the interior region outwards; wherein, in the second wall region, the second wall layer is connected to the third wall layer; wherein, in the second wall region, the third carrier layer is characterised by a larger layer thickness than the first carrier layer, or the third carrier layer, or both. Further, the invention relates to a process for manufacturing a container precursor, a container precursor obtainable through this process, a closed container, a process for manufacturing a closed container, a closed container obtainable through this process, a use of the aforementioned container precursor, and a further use of the aforementioned container precursor.

Container precursor, in particular for the manufacture of a food container, from a laminate with a plastic gas and aroma barrier and a peeled edge region, which is partially folded back on itself

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Wegberg, Germany

Ulrich Alef