Abstract: The invention relates to a device for sorting out coins (02), in particular elongated parts (06) and/or copper mesh (07), from a bulk of metal, in particular a bulk of heavy metal and/or NE metal, comprising at least one sorting gap (04) for coins (02), each gap being delimited by at least two rollers. The rollers can be rotated about a rotational axis (A) by means of a drive (13) such that objects which cannot be conveyed through the sorting gap (04), in particular NE metal objects or heavy-metal objects, are forced away from the sorting gap (04) either in a direction along the rotational axes (A) or in a direction perpendicular to the rotational axes (A). According to the invention, the rollers are designed as brush rollers (01), and each brush roller has brushes with at least two different lengths.

Abstract: A sorting device for sorting out coins from bulk material, includes at least one sorting gap (5) for coins that is limited by at least one roller (2) which can be rotated by a drive (33) about an axis of rotation (A) such that objects that cannot be conveyed through the sorting gap (5) are applied with force by the roller (2) in a direction away from the sorting gap (5) wherein a discharge hood (6) is provided for an eddy current separator device (29), which has an adjustable trajectory separator unit (4) in a hood interior (7), wherein the at least one roller (2) is arranged in or on the discharge hood (6) in relation to the trajectory separator unit (4) such that a non-ferrous metal fraction separated from the bulk material by the trajectory separator unit (4) is guided in the direction of the sorting gap (5) by the weight force of the non-ferrous metal objects (12).

Abstract: The invention relates to a method and a system for separating dust-containing material mixtures which contain fibers, preferably glass fibers, and have heavy metal (SM) and/or precious metal (EM) from the process of recycling electric or electronic devices, wherein the method has at least one step (S1) of mechanically releasing particles from fiber-containing mixed material agglomerates in a dry manner and at least one step (S2) of mechanically releasing fiber-containing mixed material agglomerates in a dry manner.

Abstract: The invention relates to a device for sorting out coins (02), in particular elongated parts (06) and/or copper mesh (07), from a bulk of metal, in particular a bulk of heavy metal and/or NE metal, comprising at least one sorting gap (04) for coins (02), each gap being delimited by at least two rollers. The rollers can be rotated about a rotational axis (A) by means of a drive (13) such that objects which cannot be conveyed through the sorting gap (04), in particular NE metal objects or heavy-metal objects, are forced away from the sorting gap (04) either in a direction along the rotational axes (A) or in a direction perpendicular to the rotational axes (A). According to the invention, the rollers are designed as brush rollers (01), and each brush roller has brushes with at least two different lengths.

Abstract: A sorting device for sorting out coins from bulk material, includes at least one sorting gap (5) for coins that is limited by at least one roller (2) which can be rotated by a drive (33) about an axis of rotation (A) such that objects that cannot be conveyed through the sorting gap (5) are applied with force by the roller (2) in a direction away from the sorting gap (5) wherein a discharge hood (6) is provided for an eddy current separator device (29), which has an adjustable trajectory separator unit (4) in a hood interior (7), wherein the at least one roller (2) is arranged in or on the discharge hood (6) in relation to the trajectory separator unit (4) such that a non-ferrous metal fraction separated from the bulk material by the trajectory separator unit (4) is guided in the direction of the sorting gap (5) by the weight force of the non-ferrous metal objects (12).

Abstract: A sorting apparatus for sorting out coins from bulk metal, in particular from non-ferrous bulk metal and/or heavy bulk metal, includes a conveying system, provided with a conveyor belt (2), for conveying the bulk metal in a conveying direction (4) to a sorting slot (14) through which coins can pass and which is defined by a roller (10, 11), and, on the side opposite the roller (10, 11), by the conveyor belt (2), wherein the roller (10, 11) can be rotated about an axis of rotation (6, 7, 30, 31) by a drive such that the metal, which cannot be conveyed through the sorting slot (14) in the conveying direction (4), can be transported by the roller (10, 11) in a direction (13, 19, 22) leading away from the sorting slot (14) such that the metal can be removed at the side, wherein the sorting apparatus further comprises an apparatus for removing the metal, which is not conveyable through the sorting slot (14) in the conveying direction (4), and wherein the apparatus is embodied such that the removal of the metal to

Abstract: A sorting apparatus for sorting out coins from bulk metal, in particular from non-ferrous bulk metal and/or heavy bulk metal, includes a conveying system, provided with a conveyor belt (2), for conveying the bulk metal in a conveying direction (4) to a sorting slot (14) through which coins can pass and which is defined by a roller (10, 11), and, on the side opposite the roller (10, 11), by the conveyor belt (2), wherein the roller (10, 11) can be rotated about an axis of rotation (6, 7, 30, 31) by a drive such that the metal, which cannot be conveyed through the sorting slot (14) in the conveying direction (4), can be transported by the roller (10, 11) in a direction (13, 19, 22) leading away from the sorting slot (14) such that the metal can be removed at the side, wherein the sorting apparatus further comprises an apparatus for removing the metal, which is not conveyable through the sorting slot (14) in the conveying direction (4), and wherein the apparatus is embodied such that the removal of the metal to

Abstract: Reactive compositions which consist of or comprise (A) at least one polyisocyanate whose isocyanate groups have been partly or fully blocked with propargyl alcohol, (B) at least one constituent which contains on average at least two isocyanate-reactive functional groups in the molecule, and (C) at least one catalyst which catalyzes the addition reaction of the isocyanate-reactive functional groups of (B) with the acetylenically unsaturated triple bond of the propargyl groups, and their use as coating materials, adhesives, and sealing compounds.

Abstract: Reactive compositions which consist of or comprise (A) at least one polyisocyanate whose isocyanate groups have been partly or fully blocked with propargyl alcohol, (B) at least one constituent which contains on average at least two isocyanate-reactive functional groups in the molecule, and (C) at least one catalyst which catalyzes the addition reaction of the isocyanate-reactive functional groups of (B) with the acetylenically unsaturated triple bond of the propargyl groups, and their use as coating materials, adhesives, and sealing compounds.

Abstract: The invention relates to water-dilutable binders for cationic electrocoating finishes, the said binders containing latent primary amino groups. In order to prepare the binders, an epoxy resin is reacted with a polyamine, which in addition to a sterically hindered primary amino group also contains at least one primary amino group blocked by reaction with a ketone or aldehyde, and, if appropriate, further primary or secondary amines.

Abstract: The invention relates to water-dilutable binders for cationic electrocoating finishes. For the preparation of the binders, a di-epoxide compound, together with at least one mono-epoxide compound if desired, is converted by a polyaddition, carried out at 100.degree. to 195.degree. C. and initiated by a monofunctionally reacting initiator carrying either an alcoholic OH group, a phenolic OH group or an SH group, to form an epoxy resin which then subsequently is modified with(A) primary and/or secondary amines or their salts and/or the salt of a tertiary amine, a sulfide/acid mixture or a phosphine/acid mixture and with, if desired,(B) a polyfunctional alcohol, a polycarboxylic acid, a polysulfide or a polyphenol.

Abstract: The invention relates to water-dilutable binders for cationic electrocoating finishes, the said binders containing latent primary amino groups. In order to prepare the binders, an epoxy resin is reacted with a polyamine, which in addition to a sterically hindered primary amino group also contains at least one primary amino group blocked by reaction with a ketone or aldehyde, and, if appropriate, further primary or secondary amines.

Abstract: The invention relates to aqueous electrocoating baths for cathodic paint deposition which contain, as cathodically depositable binders, modified epoxide-amine adducts and are prepared by reacting, in the presence of basic amine catalysts,(1)(A) polyepoxides with(B) compounds which contain, per molecule, one or more, preferably 2, hydroxyl groups bonded to aromatic and/or (cyclo)aliphatic molecular fragments, to form epoxide group-containing intermediates, and(2) by subsequently reacting these intermediates, if appropriate, with further conventional modifiers and finally with(C) primary and/or secondary (poly)amines or their salts and/or salts of tertiary amines, the resultant reaction products being neutralized with acids, if appropriate, dispersed in an aqueous medium and these dispersions further processed by well-known methods to form electrocoating baths.

Abstract: The invention relates to a water-dilutable binder for cationic electrocoating finishes. For the preparation of the binders po0 (A) a di-epoxide compound with an epoxide equivalent weight below 2,000 is reacted with(B) a phenol- or thiol-containing compound which reacts monofunctionally with epoxide groups, and with(C) primary and/or secondary amines or their salts and/or the salt of a tertiary amine, a sulfide/acid mixture or phosphine/acid mixture or a mixture of these compounds, as well as, if desired, with(D) a polyfunctional alcohol, a polycarboxylic acid, a polysulfide or a polyphenol.The components A and B are used in a molar ratio of from 10:1 to 1:1, preferably from 4: to 1.5:1 and the reaction of the component A with the component B is carried out at 100.degree. to 190.degree. C., if desired in the presence of a catalyst.

Abstract: The invention relates to water-dilutable binders for cationic electrocoating finishes. For the preparation of the binders, a di-epoxide compound, together with at least one mono-epoxide compound if desired, is converted by a polyaddition, carried out at 100.degree. to 195.degree. C. and initiated by a monofunctionally reacting initiator carrying either an alcoholic OH group, a phenolic OH group or an SH group, to form an epoxy resin which then subsequently is modified with(A) primary and/or secondary amines or their salts and/or the salt of a tertiary amine, a sulfide/acid mixture or a phosphine/acid mixture and with, if desired,(B) a polyfunctional alcohol, a polycarboxylic acid, a polysulfide or a polyphenol.

Abstract: The invention relates to a process for coating an electrically conductive substrate, the said substrate being immersed in an aqueous bath based on a cationic synthetic resin binder which is at least in part neutralized with acids and contains amino and/or hydroxyl groups. The said bath contains a mixture of crosslinking agents as well as pigments, fillers, corrosion inhibitors, paint auxiliary substances, and, if appropriate, catalysts, as well as organic solvents in an amount of up to 15% by weight based on the total weight of the coating, the said substrate being cathodically connected. By the action of direct current, a film is deposited on the substrate, after which the said substrate is removed from the bath and the film is cured by stoving, the mixture of crosslinking agents comprising at least two crosslinking agents of different reactivities based on activated esters and/or polyisocyanates blocked by different blocking agents.

Abstract: The invention relates to an aqueous cathodic electrocoating material which contains a synthetic resin binder containing amino and/or hydroxyl groups and capable of being rendered water-soluble by the addition of an acid. The synthetic resin binder contains a mixture of crosslinking agents, as well as pigments, fillers, corrosion inhibitors, surface coating assistants, if appropriate catalysts, and organic solvents in an amount of up to 15% by weight, based on the total weight of the coating material. The mixture of crosslinking agents consists of at least two crosslinking agents which possess different reactivities and are based on activated esters and/or polyisocyanates blocked with different blocking agents. Different reactivities means that the crosslinking reactions begin at temperatures which are at least 10.degree. C. apart. The crosslinking reagent which reacts first is present in an amount of from 15 to 60 mol %, based on the mixture of crosslinking agents.

Abstract: The invention relates to a water-dilutable binder for cationic electrocoating finishes. For the preparation of the binders(A) a di-epoxide compound with an epoxide equivalent weight below 2,000 is reacted with(B) a phenol- or thiol-containing compound which reacts monofunctionally with epoxide groups, and with(C) primary and/or secondary amines or their salts and/or the salt of a tertiary amine, a sulfide/acid mixture or phosphine/acid mixture or a mixture of these compounds, as well as, if desired, with(D) a polyfunctional alcohol, a polycarboxylic acid, a polysulfide or a polyphenol.The components A and B are used in a molar ratio of from 10:1 to 1:1, preferably from 4:1 to 1.5:1 and the reaction of the component A with the component B is carried out at 100.degree. to 190.degree. C., if desired in the presence of a catalyst.

Abstract: The invention relates to a heat-curable binder mixture which comprises an organic synthetic resin A and a crosslinking agent B. Said synthetic resin A can be an epoxy resin, a polyester resin or an acrylate resin having a number average molecular weight of 500 to 20,000 and at least 0.2 equivalent per 100 g of resin of primary and/or secondary amino groups and/or hydroxyl groups, and said crosslinking agent B is an organic compound having at least 2 .beta.-alkoxyalkyl ester groups per molecule.

Abstract: The invention relates to water-dilutable binders for cationic electrocoating finishes, the said binders containing latent primary amino groups. In order to prepare the binders, an epoxy resin is reacted with a polyamine, which in addition to a sterically hindered primary amino group also contains at least one primary amino group blocked by reaction with a ketone or aldehyde, and, if appropriate, further primary or secondary amines.