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WO/2024/080396A1 |
The present invention relates to product material leather fabrics physically extracted from cowhide and, more specifically, the leather fabrics are easily obtained by length, and thus leather fabrics having different lengths can be more ...
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WO/2024/076334A1 |
The invention relates to a new method for the production of vegan leather (aegiaus), based on olive pomace and vegetable waste, with silicone polymer additives. As a result of the trials carried out within the scope of the invention, it ...
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WO/2024/062184A1 |
The present invention relates to a process for tanning hides using a tanning solution that comprises a silicon compound and is free from metals. The invention also relates to a method for preparing leather that includes a tanning process...
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WO/2024/062358A1 |
A method of production of revitalized and ennobled laminar product (F) from leather waste, adapted for use in the automotive, aeronautical, leather goods, footwear industries, comprising at least the following steps of providing a 5 lami...
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WO/2024/063646A1 |
The present invention relates to a novel graft polymer obtainable by polymerizing one or more mono-unsaturated polycarboxylic acids in the presence of naturally occurring polyols or naturally occurring polymers, which can be used as dyei...
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WO/2024/062371A1 |
The present invention relates to the field of lines or plants for treating or processing flexible sheet materials. A preferred application of the present invention is handling animal leathers subjected to tanning processes.
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WO/2024/038105A1 |
The invention relates to the use of a tannin-containing product which can be produced or is produced by means of (i) an aqueous solution or dispersion, containing one or more polar organic solvents, in the form of an extract, or (ii) a s...
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WO/2024/023780A1 |
Process for drying and/or conditioning leathers including, in order, the operations of coupling to the side faces of a plurality of support frames (1) leathers to be treated by means of drying and/or conditioning in an operating tunnel (...
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WO/2024/004105A1 |
A leather surface treatment agent comprising: (A) a resin with which it is possible to form a resin layer on the surface of a leather base material; and (B) a compound having two or more active hydrogen atoms per molecule.
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WO/2023/247002A1 |
The invention relates to a method of filtering wastewater, the method including the steps of - micro filtering a wastewater input of said wastewater in at least one micro- filter (MF) thereby splitting the wastewater input into a first r...
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WO/2023/248120A1 |
The present invention relates to the field of finishing processes for coating leather and similar sheet materials. More precisely, it concerns a special coating machine for the roller finishing of skins, configured to operate reversibly,...
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WO/2023/247001A1 |
The invention relates to a method of filtering tannery wastewater, the method including the steps of - micro filtering a wastewater input of said wastewater (WWT) in at least one microfilter (MF) thereby splitting the wastewater input in...
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WO/2023/242168A1 |
A method for processing hides, fabrics or the like, including the steps of: - wetting the hides, covering them with a predetermined amount of cold water; - soaking the hides, treating them with one or more soaking and degreasing agents; ...
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WO/2023/242166A1 |
A machine, for processing leather, fabrics and the like, has a body which delimits at least one chamber for treating the leather; the chamber is accessible from the outside through at least one loading/unloading opening that can be close...
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WO/2023/237575A1 |
A method of decorating a hide comprising the following steps: selecting a digital layout (501) comprising a digital contour (110) of the hide; a first printing element (551) and a second printing element (552); applying the hide on a sup...
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WO/2023/228022A1 |
A method for the treatment of flexible laminar covers (M), such as hides and skins, for use in the automotive and aeronautical industry, comprising the steps of: a) selecting a low-quality material (M) with a visible surface (V), b) depo...
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WO/2023/227678A1 |
Aqueous composition comprising expanded and expandable microspheres, polymeric binder and optionally other additives, and method of repairing and finishing defective crust leathers comprising: A) repairing the defective crust leathers by...
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WO/2023/222591A1 |
Method of manufacturing a decorated leather article from one or more hides comprising the following steps: - selecting a hide for decorating and for cutting flat leather parts; - selecting a digital flat leather part that corresponds to ...
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WO/2023/218147A1 |
The invention relates to a device for holding a vibrating steel blade on a blade holder of a cutting machine, comprising a blade holder (4) having a notch (14) that is able to receive an upper end of a blade (2), means (22) for magnetica...
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WO/2023/203474A1 |
A device (1) for laying down leathers (16, 17), comprising: a first conveying roller (2); a conveyor belt (4) defining a conveying surface (5) to support a leather (16, 17), wrapped around the first conveying roller (2); first motorizati...
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WO/2023/195866A1 |
The invention relates to apparatus for making an indelible and permanent marking upon a hide, or on the skin of a slaughtered animal so that the marking remains visible after the hide is separated from the animal and through the leather-...
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WO/2023/180923A1 |
Leather tanning or retanning compound with inclusion compound based on cyclodextrin and at least one synthetic tanning agent.
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WO/2023/170717A2 |
Device and process for the automated handling of flexible laminar materials, in which are operated the picking of a flexible material (P) by means of a picking member (34) which engages a first portion of the flexible material, the handl...
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WO/2023/170050A1 |
The invention relates to a tanning agent comprising, as the tanning component, a synthetic peptide-modified polyphenolic tanning agent composition, obtainable in that (i) a hydrolysate is produced by means of base, enzymatic or acid hydr...
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WO/2023/166516A1 |
The present invention relates to scrap leather re use which is fully based on sustainable and the process of enhancing leather wastage and scrap into beautiful leather product. More particularly, the present 5 invention relates to conver...
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WO/2023/159773A1 |
The present invention belongs to the technical field of leather processing. Disclosed is a chrome-free tanning process for eco-leather, which is characterized by using a "TWS + sodium lignin sulfonate + TWLZ" ternary tanning process syst...
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WO/2023/161547A1 |
The present invention discloses an additional antimicrobial protection step applied to leather in the post-tanning process which incorporates a biocide composition and an additive that allows its presence to be identified by means of a l...
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WO/2023/161450A1 |
The invention relates to a device for use in the treatment of textiles or leather with liquid, comprising a container having an inner wall with through-holes and surrounded by an outer wall that is arranged at a distance, covers that cov...
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WO/2023/163594A1 |
The present invention relates to a novel process for liming of skins/hides/pelts using a quaternary ammonium salt as anti-wrinkle agent.
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WO/2023/161546A1 |
The present invention relates to a method for antimicrobial protection applied to hides in the tanning process incorporating a biocidal composition and an additive allowing the identification of its presence by means of a luminescent eff...
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WO/2023/128758A1 |
The invention concerns a method for producing a condensate suitable for retanning of leather, a condensate, an aqueous composition and a water dissolvable powder all suitable for retanning of leather. The condensate is a condensate of an...
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WO/2023/118865A1 |
Described is a method of manufacturing zeolite particles comprising a C1-C4 carboxylate suitable for use in leather tanning, the method comprising the steps of (i) contacting a zeolite particle slurry with a C1-C4 carboxylic acid to incr...
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WO/2023/118736A1 |
The invention concerns a method for tanning a skin, comprising a prior pickling operation, notable in that it comprises using, for tanning purposes, zeolite and vegetable tannin obtained from a plant of the subfamily Mimosoideae, with a ...
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WO/2023/111721A1 |
The present Invention reveals a process that allows to apply a substance containing an oxidizable ferrous metal to the surface of a leather, both natural and synthetic, used in the field of clothing and to generate a distinctive graphic ...
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WO/2023/104392A1 |
The invention relates to a cutting machine, comprising a bearing portion (3) of a part to be cut (1) and a cutting head (2) which has a blade (21) and is movable relative to the bearing portion (3) between an inactive position and an app...
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WO/2023/100149A1 |
The present invention concerns a multilayer leather product having a three-dimensional decoration, and a method for the production thereof.
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WO/2023/100047A1 |
Mixture for treatment of one leather layer having at least one surface S and comprising, per square meter of the surface S to be treated: - distilled water, in one amount by weight between 20 mg and 150 mg, optionally comprised between 3...
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WO/2023/099179A1 |
Method for splitting a semi-finished product (1), with the following method steps: placing the semi-finished product (1) onto a splitting jig (6), wherein the splitting jig (6) has at least one elevation (7), fixing the semi-finished pro...
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WO/2023/089477A1 |
A method for producing a multilayer laminar product (6), comprising the operations of providing a laminar support (1), covering a first face (1a) of the laminar support (1 ) with a first covering layer (2) in a polymer resin and consolid...
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WO/2023/085501A1 |
The present invention relates to a coating agent for leather, containing graphene. The coating agent for leather containing graphene, according to the present invention, comprises a polyurethane prepolymer, a PMMA resin composition, carb...
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WO/2023/057944A1 |
The present invention relates to the tanning industry and in particular to the use of an epoxidized vegetable oil as a tanning agent in at least one step of the leather processing process of the tanning industry.
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WO/2023/037210A1 |
The improved pneumatic cutting device (100) comprises an oscillating chamber (1); an oscillating piston (10), having a head (13 in the oscillating chamber (1), and a rod (14) connected to a cutting blade (L); a pneumatic activating syste...
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WO/2023/037211A1 |
The improved pneumatic cutting device (100) comprises: an oscillating chamber (1); an oscillating piston (10), having a head (13) in the oscillating chamber (1), and a rod (14), slidably arranged in a sliding seat (14A) and connected wit...
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WO/2023/027259A1 |
The present invention relates to leather fibers for leather-spun yarns, which are included in the leather-spun yarns formed of leather fibers and natural fibers and/or regenerated fibers, wherein the leather fibers have an average length...
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WO/2023/027258A1 |
The present invention relates to leather fiber for leather spun yarn, the leather fiber being included in leather spun yarn comprising leather fiber and synthetic fiber and, to leather spun yarn, wherein the leather fiber has an average ...
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WO/2023/027257A1 |
The present invention relates to a leather fiber for leather spun yarn, which is contained in leather spun yarn, wherein the leather fiber has an average length of 15 mm or more, the amount of fiber having a length of more than 15 mm is ...
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WO/2023/022595A1 |
The present invention relates to a process to prepare novel condensates, by condensation of a malonic ester with aromatic aldehydes, optional subsequent transesterification with polyol and subsequent sulphitation, to the product obtained...
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WO/2023/018658A1 |
Systems and methods for preparing fish leather, which may comprise lionfish leather. A method of making lionfish leather may comprise cutting, using one or more guidelines, at least a portion of a lionfish body, wherein the guidelines ar...
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WO/2023/002311A1 |
The invention relates to a machine (10, 110) for handling flexible flat articles, such as hides, fabrics, sheets of flexible material and the like, provided with a manipulator group (11) comprising: - a supporting column (12), developing...
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WO/2023/285111A1 |
The invention relates to an insulating material (10), in particular for sound and/or thermal insulation, comprising - a plurality of leather fibers (12), preferably made of finished leather, - wherein each leather fiber (12) has a connec...
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