Sig Technology Ag

Sig Services Ag

Michael Wolters

Stefan Pelzer

Joerg Bischoff

Holger Schmidt

Jörg Bischoff

Günther Lorenz

Guenther Lorenz

Dirk Schibull

Thomas Dintelmann

Jannis Ochsmann

Olivier Peterges

Matthias Kaul

The invention relates to a sheet-like composite including as layers of a layer sequence, in a direction from an external side of the sheet-like composite to an internal side of the sheet-like composite, a) a carrier layer, b) a polymeric intermediate layer, and c) a barrier layer, where a graph of differential scanning calorimetry of the polymeric intermediate layer includes a peak A at a temperature Tand a peak B at a temperature T, where the temperature TB is more than the temperature T, where a width of the peak B is less by at least 3° C. than a width of the peak A. The invention further relates to a container precursor and to a closed container including the sheet-like composite, and also to a process by which the sheet-like composite is obtainable, and to a use of the sheet-like composite.

Sheet-like composite, especially packaging laminate for dimensionally stable foodstuff containers, having a polymeric intermediate layer characterized by differential scanning calorimetry

The invention relates to a sheet-like composite including as layers of a layer sequence, in a direction from an external side of the sheet-like composite to an internal side of the sheet-like composite, a) a carrier layer, b) a barrier layer, and c) a polymeric internal layer, where a graph of a differential scanning calorimetry of the polymeric internal layer includes a peak A at a temperature Tand a peak B at a temperature T, where the temperature Tis more than the temperature T, where a width of the peak B is less by at least 3&#xb0; C. than a width of the peak A. The invention further relates to a container precursor and to a closed container including the sheet-like composite, and also to a process by which the sheet-like composite is obtainable, and to a use of the sheet-like composite.

Sheet-like composite, especially packaging laminate for dimensionally stable food-stuff containers, having a polymeric internal layer characterized by differential scanning calorimetry

The invention relates to a sheetlike composite () comprising a first composite region () and a second composite region (); wherein the first composite region () comprises, as mutually superposed layers from an outer surface () of the first composite region () to an inner surface () of the first composite region (): a) a thermoplastic layer A (), b) a carrier layer (), c) a barrier layer (), and d) an inner polymer layer (); wherein the outer surface () of the first composite region () is a surface of the thermoplastic layer A (); wherein the second composite region () comprises, as mutually superposed layers from an outer surface () of the second composite region () to an inner surface () of the second composite region (): A) a first thermoplastic layer B (), B) the carrier layer (); C) the barrier layer (); and D) the inner polymer layer (); wherein the outer surface () of the second composite region () is a surface of the first thermoplastic layer B (); wherein the second composite region () does not comprise any part of the thermoplastic layer A (); wherein a layer thickness () of the thermoplastic layer A () in the first composite region () is more than a layer thickness () of the first thermoplastic layer B () in the second composite region (). The invention further relates to a process of printing a sheetlike composite; to a container precursor; to closed containers; to a device for printing; and to use of a polyvinyl acetal.

Sheetlike composite, especially for dimensionally stable containers, with an outer thermoplastic sealing layer applied over part of the surface, especially for sealing a longitudinal seam

The invention relates to a sheetlike composite () comprising a first composite region () and a second composite region (); wherein the first composite region () comprises, as mutually superposed layers from an outer surface () of the first composite region () to an inner surface () of the first composite region (): &#x2022;a) a thermoplastic layer A (), &#x2022;b) a carrier layer (), &#x2022;c) a barrier layer (), and &#x2022;d) an inner polymer layer (); wherein the outer surface () of the first composite region () is a surface of the thermoplastic layer A (); wherein the second composite region () comprises, as mutually superposed layers from an outer surface () of the second composite region () to an inner surface () of the second composite region (): &#x2022;A) a first thermoplastic layer B (), &#x2022;B) the carrier layer (); &#x2022;C) the barrier layer (); and &#x2022;D) the inner polymer layer (); wherein the outer () surface of the second composite region () is a surface of the first thermoplastic layer B (); wherein the second composite region () does not comprise any part of the thermoplastic layer A (); wherein a layer thickness () of the thermoplastic layer A () in the first composite region () is more than a layer thickness () of the first thermoplastic layer B () in the second composite region (). The invention further relates to a process of printing a sheetlike composite; to a container precursor; to a closed container; to a device for printing; and to use of a polyvinyl acetal.

Sheetlike composite, especially for dimensionally stable containers, with an outer thermoplastic sealing layer applied over part of the surface

The present invention relates to a container that delimits a container interior from the surroundings and that is formed at least in part from a sheet-like composite.

Packaging container made of a sheet-like composite with improved adhesion-layer and inner-layer combination

The present invention generally relates to a sheetlike composite () comprising a layer configuration with at least the following layers: i. a first layer of thermoplastic KSu (); ii. a carrier layer (); iii. a barrier layer (); iv. a second layer of thermoplastic KSw (); wherein the sheetlike composite has at least one further layer of thermoplastic KSv (); wherein the Vicat softening temperature of the layer of thermoplastic KSu () is higher than the Vicat softening temperature of the layer of thermoplastic KSw (). The present invention furthermore relates to a process for the production of the sheetlike composite, a container surrounding an interior which comprises at least one such sheetlike composite, and a process for the production of this container.

Planar composite with layers of plastic of different Vicat softening temperatures

The present invention generally relates to a sheetlike composite () comprising a layer configuration with the following layers: 0. optionally a layer of thermoplastic KSu (); 1. a carrier layer (); ii. a first layer of thermoplastic KSv (); iii. a barrier layer (); iv. a second layer of thermoplastic KSa (); v. at least one further layer of thermoplastic KSw (); wherein the Vicat softening temperature of the layer of thermoplastic KSv () and the Vicat softening temperature of the layer of thermoplastic KSa () is in each case higher than the Vicat softening temperature of the layer of thermoplastic KSw (). The present invention furthermore relates to a process for the production of the sheetlike composite, a container which surrounds an interior and comprises at least one such sheetlike composite, and a process for the production of this container.

Robust planar composite with an intermediate layer of increased vicat softening temperature

A planar composite for the production of a container surrounding an interior having a. a carrier layer; b. a barrier layer of plastic joined to the carrier layer; c. at least two layers of thermoplastic plastic which are provided on the side of the barrier layer of plastic facing away from the carrier layer. The carrier layer has at least one hole which is covered by the barrier layer of plastic and the at least two layers of thermoplastic plastic. The composite is useful for the production of a container. Also disclosed is a process for the production of a container using the composite and a container obtainable by this process.

Container for foodstuff made from an aluminium-free planar composite with a covered hole as part of a closure system

A device for sterilizing cuboid-shaped cardboard/plastic combipacks in an autoclave, wherein the packs consisting of product and packing are subjected to heat treatment at a certain temperature over a certain period of time, wherein the product consists of a liquid and chunky portions, and wherein mechanisms are provided inside the autoclave to drive the packs rotationally about a rotational spindle, and a cuboid-shaped cardboard/plastic combipack for use in such a device. A plurality of packs, are arranged closely adjacent to one another in parallel rows, to be arranged on support floors and for a plurality of support floors loaded with packs to be arranged one above the other and fixed in their mutual positions. The cardboard for the pack used therewith is made water-repellent by means of glue to reduce the intake of water.

Device for sterilising cuboid-shaped cardboard/plastic combipacks in an autoclave and pack suitable for this

A method for sterilizing cuboid-shaped cardboard/plastic combipacks in an autoclave, with the packs including product and packing are subjected to heat treatment at a certain temperature over a certain period of time, the product including a liquid and chunky portions, and mechanisms are provided inside the autoclave to drive the packs rotationally about a rotational spindle, and a cuboid-shaped cardboard/plastic combipack for use in such a device. A plurality of packs are arranged closely adjacent to one another in parallel rows, to be arranged on support floors and for a plurality of support floors loaded with packs to be arranged one above the other and fixed in their mutual positions. The cardboard for the pack used therewith is made water-repellent by means of glue to reduce the intake of water.

Method for sterilizing cuboid-shaped cardboard/plastic combipacks in an autoclave and pack suitable for this

Disclosed herein is a container featuring at least one hole, and process for making the same. The container is prepared from a sheet-like composite having (i) a polymer outer layer facing the surroundings; (ii) a carrier layer following the polymer outer layer in the direction of the container interior; (iii) a barrier layer following the carrier layer in the direction of the container interior; (iv) an adhesive layer following the barrier layer in the direction of the container interior; and (v) a polymer inner layer following the adhesive layer in the direction of the container interior. The sheet-like composite is prepared by laminating the individual layers, wherein at least the polymer inner layer or the adhesive layer are stretched during application.

Growing community of inventors

Heinsberg, Germany

Michael Wolters