Abstract: A high-ageing-stable planar sheet for the building sector and to the use of a high-ageing-stable planar sheet in the building sector, in particular as a sarking sheet, underlay sheet and/or sheathing sheet in a roof construction and/or a façade sheet in a wall construction.

Abstract: The invention relates to the technical field of construction, in particular the building or the construction of roofs and/or facades. In particular, the present invention relates to a composite film for the building sector and to the use thereof inter alia as a roof web and/or facade web.

Abstract: A high-ageing-stable planar sheet for the building sector and to the use of a high-ageing-stable planar sheet in the building sector, in particular as a sarking sheet, underlay sheet and/or sheathing sheet in a roof construction and/or a façade sheet in a wall construction.

Abstract: The invention relates to a construction foil (16), especially roof film, roofing foil, flat roof sheeting, fa-cade sheeting and/or vapor barrier and/or sub-roofing sheeting, especially underlayment and/or sarking sheeting, with a single- or multilayer layer structure (17). It is provided according to the invention that at least one moisture sensor (1) for detecting moisture is associated to the construction foil (16), that the moisture sensor (1) is designed as an active pick-up, and that the moisture sensor (1) comprises at least one electrode (18) and/or a humidity sensing element, and the electrode (18) and/or the humidity sensing element is in direct contact with a nonwoven layer (19).

Abstract: The invention relates to a composite film (1), preferably intended for use in the construction industry and/or preferably for use as a construction film, having at least one functional layer (2), at least one outer protective layer (3) and at least one inner protective layer (4), the functional layer (2) being arranged between the outer protective layer (3) and the inner protective layer (4). According to the invention, it is provided that the functional layer (2) is formed as at least a single-layer membrane layer, that the outer protective layer (3) is formed as a nonwoven layer comprising polyolefin and the inner protective layer (4) is formed as a nonwoven layer comprising polyester.

Abstract: The invention relates to a method for producing a cured composition which has at least one oxazolidinone ring and at least one isocyanurate ring and is cross-linked by the same, starting from a liquid reactive mixture which, based on the total weight thereof, contains at least one epoxy resin, at least one polyisocyanate, at least one polyol, and at least one catalyst composition. The invention further relates to the cured composition obtainable thereby.

Abstract: The invention relates to a decoupling web (1), in particular intended for use for a surface covering structure (2) which can be covered with covering elements, preferably tile coverings, having a carrier web (3) and a multiplicity of nubs (5) projecting from the carrier web plane (4), the carrier web (3) having as material a, preferably thermoplastic, plastic. According to the invention, it is provided that the carrier web (3) comprises as material a copolymer comprising ethylene and vinyl acetate, in particular a copolymer of ethylene and vinyl acetate, preferably ethylene-vinyl acetate (EVA), and/or consists thereof.

Abstract: The invention relates to a composite film (1), preferably intended for use in the construction industry and/or preferably for use as a construction film, having at least one functional layer (2), at least one outer protective layer (3) and at least one inner protective layer (4), the functional layer (2) being arranged between the outer protective layer (3) and the inner protective layer (4). According to the invention, it is provided that the functional layer (2) is formed as at least a single-layer membrane layer, that the outer protective layer (3) and the inner protective layer (4) are formed as a nonwoven layer comprising a polyolefin, and that the outer protective layer (3) and/or the inner protective layer (4) comprises at least one bicomponent fiber (5) having a first component (6) and a second component (7), the first component (6) comprising a first polymer and the second component (7) comprising a second polymer as constituent.

Abstract: The invention relates to a construction sheet, in particular sub-roof sheet (1), in particular intended for use as an underlay sheet, preferably formwork sheet, and/or roof seal sheet, and/or facade sheet, with at least one carrier layer (2) designed as fire protection layer and at least one further layer (3), wherein the further layer (3) is designed as a further fire protection layer.

Abstract: The invention relates to a roofing underlay (1), especially one intended for use as roof cladding underlay and/or roof lining membrane, having at least one outer nonwoven layer (2), at least one inner nonwoven layer (3) and at least one microporous membrane layer (4) based on at least one polyolefin plastic, wherein the membrane layer (4) is arranged between the outer nonwoven layer (2) and the inner nonwoven layer. According to the invention, it is provided that at least one further microporous membrane layer (5) based on a polyolefin plastic is provided between the outer nonwoven layer (2) and the inner nonwoven layer and the further membrane layer (5) is separated from the membrane layer (4) by a separating layer (6), wherein the separating layer (6) is water-permeable and/or embodied as a structure made of fibers, especially nonwoven.

Abstract: A thermally expandable composition that comprises at least one organic compound having at least one cyclic carbonate group as a blowing agent, at least one catalyst for the blowing agent, at least one reactive binder and at least one hardener and/or accelerator. Also provided are molded bodies containing the composition, and a method for sealing and filling hollow spaces in components, in order to strengthen or stiffen components, in particular hollow components, and for adhering movable components through use of molded bodies of this type, as well as to the use of corresponding cyclic organic carbonates as a blowing agent in thermally expandable compositions.

Abstract: The invention relates to a construction foil (16), especially roof film, roofing foil, flat roof sheeting, fa-cade sheeting and/or vapor barrier and/or sub-roofing sheeting, especially underlayment and/or sarking sheeting, with a single- or multilayer layer structure (17). It is provided according to the invention that at least one moisture sensor (1) for detecting moisture is associated to the construction foil (16), that the moisture sensor (1) is designed as an active pick-up, and that the moisture sensor (1) comprises at least one electrode (18) and/or a humidity sensing element, and the electrode (18) and/or the humidity sensing element is in direct contact with a nonwoven layer (19).

Abstract: The invention relates to a composite film (1), preferably intended for use in the construction industry and/or preferably for use as a construction film, having at least one functional layer (2), at least one outer protective layer (3) and at least one inner protective layer (4), the functional layer (2) being arranged between the outer protective layer (3) and the inner protective layer (4). According to the invention, it is provided that the functional layer (2) is formed as at least a single-layer membrane layer, that the outer protective layer (3) is formed as a nonwoven layer comprising polyolefin and the inner protective layer (4) is formed as a nonwoven layer comprising polyester.

Abstract: The invention relates to a composite film (1), preferably intended for use in the construction industry and/or preferably for use as a construction film, having at least one functional layer (2), at least one outer protective layer (3) and at least one inner protective layer (4), the functional layer (2) being arranged between the outer protective layer (3) and the inner protective layer (4). According to the invention, it is provided that the functional layer (2) is formed as at least a single-layer membrane layer, that the outer protective layer (3) and the inner protective layer (4) are formed as a nonwoven layer comprising a polyolefin, and that the outer protective layer (3) and/or the inner protective layer (4) comprises at least one bicomponent fiber (5) having a first component (6) and a second component (7), the first component (6) comprising a first polymer and the second component (7) comprising a second polymer as constituent.

Abstract: A decoupling sheet (1) having a carrier plate (2) and a plurality of nubs (4) protruding from the carrier plate plane (3), wherein adjacent nubs (4) are arranged transversely to the lengthwise direction (5) and in the lengthwise direction (5) of the carrier plate (2). It is provided according to the invention that immediately adjacent nubs (4) transversely to the lengthwise direction (5) and in the lengthwise direction (5) of the carrier plate (2) have a nub base (10) of triaxial shape, especially with at least three leg sides (6b).

Abstract: The invention relates to a roofing underlay (1), especially one intended for use as roof cladding underlay and/or roof lining membrane, having at least one outer nonwoven layer (2), at least one inner nonwoven layer (3) and at least one microporous membrane layer (4) based on at least one polyolefin plastic, wherein the membrane layer (4) is arranged between the outer nonwoven layer (2) and the inner nonwoven layer. According to the invention, it is provided that at least one further microporous membrane layer (5) based on a polyolefin plastic is provided between the outer nonwoven layer (2) and the inner nonwoven layer and the further membrane layer (5) is separated from the membrane layer (4) by a separating layer (6), wherein the separating layer (6) is water-permeable and/or embodied as a structure made of fibers, especially nonwoven.

Abstract: A decoupling sheet (1) having a carrier plate (2) and a plurality of nubs (4) protruding from the carrier plate plane (3), wherein adjacent nubs (4) are arranged transversely to the lengthwise direction (5) and in the lengthwise direction (5) of the carrier plate (2). It is provided according to the invention that immediately adjacent nubs (4) transversely to the lengthwise direction (5) and in the lengthwise direction (5) of the carrier plate (2) have a nub base (10) of triaxial shape, especially with at least three leg sides (6b).

Abstract: The present invention relates to a catalyst composition for curing resins containing epoxy groups, in particular epoxy/polyurethane hybrid resins, the catalyst composition containing an imidazolium salt, in addition to a base, as well as a method for curing such resins in the presence of the catalyst composition, to the use of the catalyst composition for curing resins containing epoxy groups, to resin systems comprising a resin containing epoxy groups and the catalyst composition, and to a dosing system that comprises the resin and the catalyst composition.

Abstract: The present invention relates to a method for producing a cured composition, which has at least one oxazolidinone ring and at least one isocyanurate ring and is crosslinked thereby, starting from a liquid reaction mixture comprising: (a) at least one liquid, aromatic epoxy resin; (b) at least one liquid, aromatic polyisocyanate; and (c) a catalyst composition; relative to the at least one polyisocyanate, the at least one epoxy resin is used in amounts such that the molar equivalent ratio of epoxide groups to isocyanate groups is at least 0.4; and curing the reaction mixture to give a cured polymer composition comprising at least one oxazolidinone ring and at least one isocyanurate ring, and also to the cured compositions obtainable by these methods.

Abstract: The invention relates to a decoupling sheet (1) having a carrier plate (2) and a plurality of nubs (4) protruding from the carrier plate plane (3). According to the invention, a plurality of protrusions (21a) and/or recesses (21b) is provided on the side of the nub base (10) of at least one nub (4) facing toward the nub interior space (20) and/or a plurality of protrusions (21c) and/or recesses (21d) is provided on the side of the carrier plate (2) facing toward the nub interior space (20), especially wherein the protrusion (21a) and/or the recess (21b) on the nub base (10) and/or the protrusion (21c) and/or the recess (21d) on the carrier plate (2) has a height and/or a depth greater than 1 ?m, preferably greater than 100 ?m, further preferably between 100 and 1000 ?m and especially at least substantially between 300 and 500 ?m.