Abstract: The present invention relates to aqueous dispersions or polymer powders which are redispersible in water, based on a) 2-ethylhexylacrylate, b) n-butylacrylate, c) one or more ethylenically unsaturated monomers, the homopolymer of which has a glass transition temperature Tg of ?50° C., d) optionally one or more ethylenically unsaturated monomers containing acid groups, e) optionally one or more ethylenically unsaturated monomers containing silane groups and f) optionally one or more additional ethylenically unsaturated monomers which are different to the aforementioned monomers, characterised in that the polymers are based on 2-ethylhexylacrylate from 60 to 99 wt % and on n-butylacrylate from 1 to 40 wt %, each relative to the total weight of ethylhexylacrylate a) and n-butylacrylate b).

Abstract: The present invention relates to aqueous dispersions or polymer powders which are redispersible in water, based on a) 2-ethylhexylacrylate, b) n-butylacrylate, c) one or more ethylenically unsaturated monomers, the homopolymer of which has a glass transition temperature Tg of ?50° C., d) optionally one or more ethylenically unsaturated monomers containing acid groups, e) optionally one or more ethylenically unsaturated monomers containing silane groups and f) optionally one or more additional ethylenically unsaturated monomers which are different to the aforementioned monomers, characterised in that the polymers are based on 2-ethylhexylacrylate from 60 to 99 wt % and on n-butylacrylate from 1 to 40 wt %, each relative to the total weight of ethylhexylacrylate a) and n-butylacrylate b).

Abstract: The invention provides for the use of dry building materials comprising one or more polymers in the form of water-redispersible powders, and optionally mineral binders, optionally fillers and optionally additives, for the surface treatment of cementitious substrates that are as yet not fully set.

Abstract: The invention provides for the use of dry building materials comprising one or more polymers in the form of water-redispersible powders, and optionally mineral binders, optionally fillers and optionally additives, for the surface treatment of cementitious substrates that are as yet not fully set.

Abstract: A brush holder (10) for a motor and having a plate-shaped base body (11) having an opening (13) for passing the motor rotor (30) therethrough, at least one brush receptacle (14) in which a carbon brush (15) is displaceably received, and an electronics can (12) projecting from the plate-shaped base body (11), closed at its side (21) adjacent to an axis (A) defined by the base body opening (13), and having an inner chamber (22) in which at least a portion of components of control electronics is received.

Abstract: A brush holder (10) for a motor and having a plate-shaped base body (11) having an opening (13) for passing the motor rotor (30) therethrough, at least one brush receptacle (14) in which a carbon brush (15) is displaceably received, and an electronics can (12) projecting from the plate-shaped base body (11), closed at its side (21) adjacent to an axis (A) defined by the base body opening (13), and having an inner chamber (22) in which at least a portion of components of control electronics is received.

Abstract: An attachment construction (11) for anchoring means at a steel support (1) comprises a mounting element (12) and three U-shaped attaching elements (21) each arranged using mounting means (15) pivotly on a mounting element (12). The attaching elements (21) each have a receptacle (25) for a fixation means of the associated anchoring means. The receptacle (25) is configured as a slot-shaped aperture running over the entire U-shaped connecting element (21).

Abstract: An open elongate profile has side walls (12, 13; 22; 32) oriented relative to each other in a direction of a longitudinal extension (L) of the side walls, with at least one of the side walls (12; 22; 32) having at least one thickness-reduced region (14; 24; 34) along its longitudinal extent (L) and a shaped profile (15; 25; 35) provided in the at least one thickness-reduced region (14; 24; 34) of the at least one of the side walls (12; 22; 32).

Abstract: Polyvinyl-alcohol-stabilized redispersible powders which have plasticizing properties are obtained by drying polyvinyl-alcohol-stabilized aqueous dispersions of polymers of one or more monomers from the group of vinyl esters of optionally branched C1-18 alkylcarboxylic acids, (meth)acrylic esters of optionally branched C1-15 alcohols, dienes, olefins, vinylaromatics and vinylhalides, in the presence of a copolymer formed from a) one or more monomers from the group of ethylenically unsaturated monocarboxylic acids, ethylenically unsaturated dicarboxylic acids and their anhydrides, each having 4 to 8 carbon atoms, and salts thereof, b) one or more ethylenically unsaturated compounds containing sulfonic, sulfuric, and/or phosphonic acid groups, and salts thereof, and c) one or more monomers from the group consisting of vinyl esters of optionally branched C1-18 alkylcarboxylic acids and (meth)acrylic esters of optionally branched C1-15 alcohols.

Abstract: Polyvinyl-alcohol-stabilized redispersible powders which have plasticizing properties are obtained by drying polyvinyl-alcohol-stabilized aqueous dispersions of polymers of one or more monomers from the group of vinyl esters of optionally branched C1-18 alkylcarboxylic acids, (meth)acrylic esters of optionally branched C1-15 alcohols, dienes, olefins, vinylaromatics and vinylhalides, in the presence of a copolymer formed from a) one or more monomers from the group of ethylenically unsaturated monocarboxylic acids, ethylenically unsaturated dicarboxylic acids and their anhydrides, each having 4 to 8 carbon atoms, and salts thereof, b) one or more ethylenically unsaturated compounds containing sulfonic, sulfuric, and/or phosphonic acid groups, and salts thereof, and c) one or more monomers from the group consisting of vinyl esters of optionally branched C1-18 alkylcarboxylic acids and (meth)acrylic esters of optionally branched C1-15 alcohols.

Abstract: A support for installations in the field of housing technology and industry includes first and second chords (12; 22) spaced from each other and formed of two elongate profiles (13; 23) extending parallel to each other and spaced by a distance (A) from each other, U-shaped connection profiles (14; 24) for connecting the elongate profiles (13; 23) of at least one of the first and second chords (12; 22) with legs (15; 25) of each U-shaped connection profile (14; 24) being secured to a respective elongate profiles (13; 23), and with a base (16; 26) of each U-shaped connection profile (14; 24) being spaced from the elongate profiles (13; 23); and with two longitudinally extending wave-shaped bars (31) for connecting the first and second chords (12; 22) and having turnover regions (32) connected with the elongate profiles (13; 23) of the first and second chords, respectively.

Abstract: A support for installations in the field of housing technology and industry includes first and second chords (12; 62 and 16; 66) each formed of two parallel elongate profiles (13, 17; 63, 67) spaced by a distance (A, B; C, E) from each other and being connected by connection profiles, with a longitudinal extent of the connection profiles (14, 18; 64) intersecting a longitudinal extent of the elongate profiles (13, 17; 63) of the chords (12, 16; 62) and being greater than the distance (A, B; C) between the elongate profiles (13, 17; 63), the support further including two longitudinally extending wave-shaped bars (21; 71) for connecting the first and second chords (12, 16; 62, 66) and having turnover regions (22; 72, 74) connected with the elongate profiles (13, 16; 63, 67) of the first and second chords, respectively.

Abstract: The system (31) for angular connection of mounting rails comprises a U-shaped connection member (1) that has on at least one lateral wall (2.1, 2.2, 3) openings (4.1, 4.2, 4.3) for passage therethrough of a fastener for fastening a connection member (1) to a mounting rail and a connection plate (21). The connection plate (21) has insertion projections (22.1, 22.2, 23) that can be inserted into insertion holes (5.1, 5.2, 6) provided for this purpose on the connection member (1). Using the bolt (25) the connection system (31) is fastened and at the same time the connection plate (25) is tightened with the connection member (1).

Abstract: A device for fastening tubular objects includes a C-shaped mounting rail (3) and a rail nut formed of a hollow profile having at least two constriction areas (13a, 13b and 14a, 14b) defining a through-opening (8) which is formed by two hollow cylindrical sections (9a, 9b) extending parallel to a longitudinal axis of the through-opening (8) and having respective inner thread sections (10a, 10b) for receiving a fastening element there between.

Abstract: A quick-mountable nut, which is capable of at least partially rotation-free axial displacement relative to a threaded bolt (22; 52), includes a nut housing (2; 45), and a springy holding member (4; 49) at least partially located in the nut housing (2; 45) and engaging in at least one screw thread (24; 54) of the threaded bolt (22, 52), with the central through-opening (3; 47) of the nut housing being formed as a tapering radially inward, inner cone (9; 48) for receiving the holding member (4; 49), and with the holding member (4; 49) having two, resiliently movable relative to each other, holding sections (5.1, 5.2; 50.1, 50.2) having each an even wall section abutting a wall of the inner cone (9, 48).

Abstract: An attachment construction (11) for anchoring means at a steel support (1) comprises a mounting element (12) and three U-shaped attaching elements (21) each arranged using mounting means (15) pivotly on a mounting element (12). The attaching elements (21) each have a receiving part (25) for a fixation means of the associated anchoring means. The receiving part (25) is configured as a slot-shaped aperture running over the entire U-shaped connecting element (21).

Abstract: The invention relates to a node connector, in particular for suspension constructions, which has at least two passages (11, 12) each for at least one rod-shaped construction element and which has at least one connection receiving part (13) for a third construction element. The passages (11, 12) are slot-shaped in their configuration and arranged laterally offset to each other in parallel running planes (41, 42).

Abstract: An attachment system for connecting a first component with a second component includes a screw element (12; 42) having at least regionwise, a first threaded section (15; 45), a bearing member (18; 48) for abutting one of the components and having a through-opening (19) through which the screw element (12; 42) is extendable; and a counter-screw element (27; 57; 77) defining an attachment axis (29; 59; 79) and having a second threaded section (28; 58; 78) cooperating with the first threaded section (15; 45), an engagement section (31; 61; 81), a bearing section (30; 60; 80) spaced from the engagement section (31; 61; 81) in a direction of the attachment axis (29; 59; 79), and a connection section (32; 62; 82) for connecting the bearing and engagement sections.

Abstract: A quick mounting nut (2) movable, at least partially, without being rotated, axially to a threaded bolt (1), with a springing wire clip (4) being located in a nut housing (5) with a continuous coaxial opening (6), with the wire clip (4) at least partially engaging in a bolt thread (3) and having two legs (8, 8?) which spring relative to one another, with the opening (6) having an inner cone (7) which narrows radially from an axial neutral position of the wire clip (4) and with the wire clip (4) being movable axially to a limited extent and contacting at least partially inside the inner cone (7) in its locking position.

Abstract: Polyvinyl-alcohol-stabilized redispersible powders which have plasticizing properties are obtained by drying polyvinyl-alcohol-stabilized aqueous dispersions of polymers of one or more monomers from the group of vinyl esters of optionally branched C1-18 alkylcarboxylic acids, (meth)acrylic esters of optionally branched C1-15 alcohols, dienes, olefins, vinylaromatics and vinylhalides, in the presence of a copolymer formed from