Abstract: The present invention relates to a process for producing a thermoplastic polyurethane reacting at least one thermoplastic polyurethane (TPU-1) or a polyurethane mixture comprising a thermoplastic polyurethane (TPU-1) with at least one compound (V1) comprising two hydroxyl groups to obtain a mixture (G-a) comprising a thermoplastic polyurethane (TPU-2) and the reaction of the mixture (G-a) with a mixture (G-b) comprising an isocyanate composition (ZI) comprising at least one diisocyanate and optionally and a polyol composition (ZP) comprising at least one polyol (P2) to obtain a thermoplastic polyurethane (TPU target), wherein the proportion of the employed components (ZI) and (ZP) is matched to the hard segment content of the employed thermoplastic polyurethane (TPU-1), (V1) and the hard segment content of the thermoplastic polyurethane (TPU target).

Abstract: Multilayered composite materials comprising as components: (A) a water vapor permeable plastics foil, (B) optionally at least one bonding layer and (C) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer.

Abstract: Multi-layer composite materials comprising a textile sheet material, production and corresponding method of use thereof Multilayered composite materials comprise as components: (D) a textile sheet material, (E) optionally at least one bonding layer, and (F) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer, wherein textile sheet material (A) and polyurethane layer (C) are bonded to each other directly or via bonding layer (B).

Abstract: Multi-layer composite materials comprising a plastic or metal foil, corresponding method of production and use thereof Multilayered composite materials comprising as components: (A) a plastics or metal foil, (B) optionally at least one bonding layer and (C) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer.

Abstract: Multi-layer composite material, production and use thereof A multilayered composite material comprises as components: (A) a sheet material, (B) a material capable of absorbing water or aqueous fluids, (C) at least one bonding layer and (D) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer, wherein the polyurethane layer (D) comes into direct contact with sheet material (A) or absorption-capable material (B) in one or more places.

Abstract: A system for protecting stored goods in a storage room, having one or more storage constructions formed by one or more pesticide treated nets (30, 31), capable of enclosing the stored goods, where the storage construction further includes a support frame, means for suspending the support frame, means for opening and closing at least one section of the storage construction while the support frame is in a suspended state, and means for avoiding an overall structural collapse if a net gets entangled. The system is particularly useful for the storage of tobacco, coffee, dried fruits, cocoa, nuts, tea, cereals and spices.

Abstract: Multi-layer composite materials comprising a layer of cellulosic material, optionally at least one bonding layer and a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer; a corresponding method of production; and use thereof such as in packaging and decorative materials. An object of the multi-layer composite materials is the processing of cellulosic substrates such that they have an appealing visual appearance and pleasant haptics and are impervious to fingerprints, sweat marks and moisture.

Abstract: Multilayered composite materials comprising as components: (A) a water vapor permeable plastics foil, (B) optionally at least one bonding layer and (C) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer.

Abstract: Aqueous dispersions comprising (A) at least one polyurethane, (B) at least one compound of the general formula I a or I b in which R1, R2 and R3 may be identical or different and are selected from A1-NCO and A1-NH—CO—X, in which A1 is a spacer having 2 to 20 carbon atoms and X is selected from O(AO)xR4, AO is C2-C4-alkylene oxide, x is an integer in the range from 1 to 50 and R4 is selected from hydrogen and C1-C30-alkyl, (C) and at least one silicone compound having reactive groups.

Abstract: A system for protecting stored goods (50) in a storage room (1), comprises one or more storage constructions (2) formed by one or more pesticide treated nets (30, 31), capable of enclosing the stored goods (50), wherein the storage construction (2) further comprises a support frame (10), means for suspending the support frame (35), means for opening and closing at least one section (13) of the storage construction (2) while the support frame (10) is in a suspended state, and means for avoiding an overall structural collapse (32) if a net (30, 31) gets entangled.

Abstract: Method for continuously producing multi-layered composite bodies A process for continuous production of multilayered composite articles which comprise (A) at least one backing material, (B) least one bonding layer, and (C) at least one polyurethane layer which includes capillaries which pass through the entire thickness of the polyurethane layer, comprises using a mold to produce polyurethane layer (C) and fixing said polyurethane layer (C) on said backing material (A) with the aid of a material which converts to said bonding layer (B), the mold having a temperature in the range from 80 to 170° C and a heat capacity in the range from 100 to 20 000 J/K·m2.

Abstract: Multi-layer composite materials comprising a foam layer, corresponding method of production and use thereof. Multilayered composite materials comprising as components: (A) a foam layer where the foam is selected from polystyrene foams, polyurethane foams, polyester foams, butadiene-styrene block copolymer foams, natural sponges and amino resin foams, (B) optionally at least one bonding layer and (C) a polyurethane layer.

Abstract: A system for protecting stored goods in a container (10), comprises a cage-like structure (20) formed by at least one pesticide treated net (22), capable of enclosing the stored goods, wherein the cage like structure (20), further comprises means for suspending the pesticide treated nets (14, 28, 30, 32, 34), and means for opening and closing the cage-like structure (26) on at least one section (24) of the at least one net (22). The system is particularly useful for the transport of tobacco, coffee, dried fruits, cocoa, nuts, tea, cereals, vegetables, spices and animals.

Abstract: An article having at least one opening wherethrough an air stream is directed, said opening being covered on the face side by a visually appealing air-permeable or breathable membrane wherethrough the gas stream passes, said membrane comprising two or more layers, one of which comprising at least one polyurethane and exhibiting patterning.

Abstract: A process for continuous production of multilayered composite articles which comprise (A) at least one backing material, (B) at least one bonding layer, and (C) at least one polyurethane layer which includes capillaries which pass through the entire thickness of the polyurethane layer, comprises using a mold to produce polyurethane layer (C) and fixing said polyurethane layer (C) on said backing material (A) with the aid of a material which converts to said bonding layer (B), the mold having a temperature in the range from 80 to 170° C. and a heat capacity in the range from 100 to 20 000 J/K.m2.

Abstract: Multilayer composite materials which comprise a plastics foil permeable to water vapour, method for production of the same and use of the same Multilayered composite materials comprising as components: (A) a water vapor permeable plastics foil, (B) optionally at least one bonding layer and (C) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer.

Abstract: Multilayered composite materials comprise as components: (A) a textile sheet material, (B) optionally at least one bonding layer, and (C) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer, wherein textile sheet material (A) and polyurethane layer (C) are bonded to each other directly or via bonding layer (B).

Abstract: Multi-layer composite materials comprising a foam layer, corresponding method of production and use thereof. Multilayered composite materials comprising as components: (A) a foam layer where the foam is selected from polystyrene foams, polyurethane foams, polyester foams, butadiene-styrene block copolymer foams, natural sponges and amino resin foams, (B) optionally at least one bonding layer and (C) a polyurethane layer.

Abstract: Multi-layer composite materials comprising a cellulose-containing layer, corresponding method of production and use thereof Multilayered composite materials comprising as components: (A) a layer of cellulosic material, (B) optionally at least one bonding layer and (C) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer.

Abstract: Multi-layer composite materials comprising a plastic or metal foil, corresponding method of production and use thereof Multilayered composite materials comprising as components: (A) a plastics or metal foil, (B) optionally at least one bonding layer and (C) a polyurethane layer with capillaries passing through the entire thickness of the polyurethane layer.