Huels Aktiengesellschaft

Huels Aktiengesellschaft - Pb 15

Stefan Rober

Hans Jadamus

Roland Feinauer

Hans Ries

Joachim Mugge

Hans-Dieter Herrmann

Michael Boer

Michael Meier-Kaiser

Georg Oenbrink

The invention provides a thermoplastic multilayer composite comprising at least one layer of polyamide and at least one layer of polyalkyl (meth)acrylate, bonded via at least one coupling agent interdisposed between the layers such that they adhere to one another. The composites obtained have excellent resistance to chemicals and solvents.

Thermoplastic multilayer composite having a good adhesion between layers

Multilayer plastic pipe

A plastic pipe having improved resistance, inter alia, to methanol-containing fuels and improved mechanical properties, comprising at least:

The present invention relates to a thermoplastic multilayer composite of polyamide and polyvinylidene fluoride having adhesive bonding layers and improved resistance to chemical agents such as, for example, methanol-containing fuels. The multilayer composite comprises:

Thermoplastic multilayer composites

The present invention relates to a plastic pipe having improved resistance, inter alia, to methanol-containing fuels and improved mechanical properties, comprising.

A plastic pipe having improved resistance, inter alia, to methanol-containing fuels and improved mechanical properties comprising:

The present invention relates to a composite material having improved thermal and mechanical properties which comprises at least:

Multilayer plastic pipe comprising at least one outer layer based on polyamide and at least one layer of a linear, crystalline polyester modified by means of an isocyanate mixture exhibits improved resistance, inter alia, to methanol-containing fuels and improved mechanical properties.

A multilayer plastic pipe having improved barrier action against diffusion of the substance being transported, particularly methanol-containing fuels, dimensional stability, and resistance to mechanical stress, is provided comprising: an inner layer and an outer layer, each of which comprise a polyamide-based molding composition, wherein the inner layer and outer layer may be the same or different, and at least one intermediate layer comprising a linear, crystalline polyester-based molding composition interposed between and bonding together the inner and outer layers.

Multilayer plastic pipe with polyamide inner and outer layers and a

A multilayer plastic pipe having improved barrier action against diffusion of the substance being transported, particularly methanol-containing fuels, dimensional stability, resistance to mechanical stress, and particularly improved adhesion between layers is provided comprising:

A multilayer composite having improved chemical resistance and improved intimate holding between layers is provided comprising (A) a layer of a polyamide-based molding composition having a specified level of amino end groups, and (B) a molding composition comprising a blend of a linear crystalline polyester and a polymer having a specified level of reactive end groups other than epoxide groups.

Thermoplastic multilayer composites of polyamide and linear crystalline

Laminates having improved resistance to chemicals and improved frictional bonding between the layers are to be provided. This is achieved by

Thermoplastic laminates

The present invention relates to a multilayer composite having improved chemical resistance and improved intimate bonding between layers comprising (A) a layer of a polyamide molding composition, and (B) a molding composition comprising a linear crystalline polyester and an epoxide containing compound.

A plastic pipe having improved resistance to methanol-containing fuels and improved mechanical properties is provided. This is achieved by a multilayer plastic pipe consisting of at least one outer layer based on polyamide and at least one layer of a linear, crystalline polyester modified with isocyanates. With the aid of the invention it is possible to obtain plastic pipes having improved barrier properties against methanol-containing fuels and dimensional stability and mechanical load-bearing capacity.

Growing community of inventors

Marl, Germany

Stefan Rober