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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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WO/2023/281410A1 |
Described is a laminate made of flexible material comprising a layer of natural leather and a layer of mechanical polyurethane foam positioned with a relative first surface integral with said layer of natural leather, said layer of mecha...
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WO/2023/281442A1 |
Described is a natural leather trimming machine (P) comprising : an ironing device (2) for stretching and removing creases and wrinkles from the leather (P), cutting means (4) for cutting the leather (P) along at least one cutting line (...
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WO/2023/279842A1 |
Disclosed in embodiments of the present invention is a tanning drum having a structure of spaced hydrophilic and hydrophobic surfaces, relating to the technical field of the tanning industry. The drum comprises a drum body capable of rot...
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WO/2022/263142A1 |
The present invention discloses a water-based paint and an antimicrobial leather prepared thereby. The antimicrobial leather comprises a surface layer and a paint layer. The surface layer may be a genuine leather, a PVC surface layer, a ...
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WO/2022/265223A1 |
The present invention relates to a silicone emulsion for an additive, comprising a polysiloxane, a polyether-modified silicone-based emulsifier, a nonionic emulsifier, and water, wherein the polysiloxane comprises a hydroxy-terminated po...
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WO/2022/263474A1 |
The invention relates to a process for the after-treatment of animal products selected from the group consisting of hides, skins, leathers and furs, wherein tanned animal products are subjected to retanning, wherein according to the inve...
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WO/2022/260510A1 |
The present disclosure concerns a module (100) for inline embossing of a leather product (1) comprising a leather support sheet (2) having a surface finish layer of one or more partially cured coating layers. The module comprises an appl...
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WO/2022/253254A1 |
Disclosed is a preparation method for a plant biomass-based active tanning agent, which uses cyanuric chloride and plant biomass to synthesize an environment-friendly plant biomass-based active tanning agent by means of a nucleophilic su...
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WO/2022/252365A1 |
The present invention relates to the technical field of leather making. Disclosed is a method for making a leather without a tanning agent, comprising: first, performing controllable dehydration on a naked leather by using a molecular si...
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WO/2022/244850A1 |
The present invention relates to a polyurethane resin composition that contains an isocyanate group-terminated urethane prepolymer (E) and a neutralizer (F). The isocyanate group-terminated urethane prepolymer (E) contains a reaction pro...
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WO/2022/246439A1 |
A microporous animal chew comprising a rawhide sheet having a thickness in the range of 0.1 millimeters to 3.0 millimeters and a plurality of micropores extending through said rawhide sheet at least partially filled with chitosan. The ra...
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WO/2022/224150A1 |
A method (1, 10) for the functionalizing treatment of hides of the type comprising a dermis of animal origin comprising fibers and/or fibrils of collagen and an aqueous component, in order to improve the elastic properties of the hides, ...
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WO/2022/219064A1 |
Modified polylactones, aqueous compositions comprising them, as well as their use and methods comprising there use as fatliquoring agents ("fatliquors") in the treatment of leathers, including other invention embodiments as disclosed her...
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WO/2022/203764A1 |
An aqueous matte finish coating composition, including: at least one acrylic dispersion with a plurality of crosslinked particles comprising a plurality of first acrylic particles having a median weight average particle size of less than...
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WO/2022/189984A1 |
The cutting device (100) comprises: a body (C); a cutting blade (L); an oscillating chamber (1); an oscillating piston (10) in the oscillating chamber (1 ) and with the rod (14) connected to the cutting blade (L); a pneumatic activating ...
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WO/2022/175788A1 |
Method of treating leather wastes to obtain a composition for tanning use comprising a protein hydrolyzate, the method comprising the steps of i) dissolving the leather wastes in a bath with a solution comprising an inorganic base and ob...
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WO/2022/178441A1 |
Methods, compositions, kits and systems disclosed herein can be directed to engineered cells for producing synthetic leathers, artificial epidermal layers, artificial dermal layers, layered structures, products produced therefrom and met...
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WO/2022/167835A1 |
The invention relates to a method and a system for preparing a flexible material for processing. The method comprising positioning the material to be prepared on a support surface, wherein the contour of the material to be prepared is de...
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WO/2022/167923A1 |
A method for moving magnetised elements (1) for fixing animal hides (L) spread onto support surfaces (2) made of magnetic material during the drying treatment. The method comprises a step of depositing a plurality of magnetised elements ...
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WO/2022/169429A1 |
Subject of the invention is related to design and production of a vacuum leather processing system to be developed with the intention to provide a sustainable and environmentally-friendly production technology for textile products, parti...
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WO/2022/167988A1 |
A method for controlling the drying process of hides (P) in the tanning industry involving placing hides to be dried, the moisture content of which is known, in a drying environment (10), said hides (P) are associated with support means ...
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WO/2022/166201A1 |
The present invention belongs to the technical field of leather and fur tanning agents. Disclosed are a light-color multi-carboxyl oxidized polysaccharide tanning agent, and a preparation method therefor and the use thereof. According to...
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WO/2022/161854A1 |
The invention relates to a composite material (12) as a biodegradable composition, comprising at least the following constituents: - leather fibers (22) preferably in the form of chrome-free leather shavings, - reinforcing fibers (24) co...
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WO/2022/161933A1 |
A method of manufacturing decorated natural leather including the steps of: a) providing a jig layer (11) with a hole (12) corresponding to the external contour of a leather piece (14); b) attaching an adhesive back layer (13) to the jig...
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WO/2022/157273A1 |
The present invention relates to a deliming composition and a deliming method using graft polymers from polysaccharides and/or polypeptides or the corresponding derivatives, obtainable by radical polymerization of a monomer, selected at ...
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WO/2022/156112A1 |
A leather traction apparatus for clothing manufacturing, comprising a base (1). Support legs (2) are connected to four corners of the lower end of the base (1); a cushion block (3) is provided at the lower end of each support leg (2); a ...
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WO/2022/154662A1 |
The present invention relates to a novel composition for waterproofing leather, hides and/or pelts comprising a carboxyl-functional polysiloxane or an epoxide-functional polysiloxane and a polymer dispersion that contains 2 to 35 weight%...
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WO/2022/136403A1 |
The present invention relates to the use of reactive colourless and metal-free protein cross-linking agents for the cross-linking (tanning) of protein-containing substrates, said agents are environmentally friendly and give an improved f...
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WO/2022/137200A1 |
A method of antibacterial and antiviral surface treatment of flexible cover sheet materials, comprising at least the steps of providing a flexible cover sheet substrate (S), selected from hides and skins, depositing at least one lower su...
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WO/2022/126208A1 |
An angled magnetic coupling comprising two composite cylindrical magnets (A, B) for drive mechanism and for driven mechanism, and the axes of said two composite cylindrical magnets (A, B) are arranged at an angle of 90 to 270 degrees rel...
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WO/2022/128033A1 |
The invention relates to a tanning process for tanning of animal hides in a process equipment (PE) the process equipment including a tanning container (TC), a controller (CON) and temperature regulating equipment (TRE), the controller (C...
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WO/2022/124892A1 |
The present invention relates to a novel process for deliming of skins, hides or pelts using aldaric acid and/or uronic acid e.g. meso- galactaric acid or D-galacturonic acid, as deliming auxiliary agent, preferably in combination with a...
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WO/2022/107178A1 |
Described is a process for the production of water/oil repellent synthetic microfibre fabrics and/or leathers, which involves a step of applying wetting or hydrophilizing agents or compounds on at least a portion of one side of the fabri...
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WO/2022/106935A1 |
The present invention concerns a device (1) for handling a hide (P), comprising gripping means (12) suited to grip the hide (P) and moving means (10) suited to move the gripping means (12). The gripping means (12) comprise: a tubular ele...
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WO/2022/101064A1 |
The invention relates to a method for producing a component (1), wherein a die (2) is produced by means of an additive manufacturing process and a pattern (M) is impressed into a component material layer (3) by means of the die (2). The ...
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WO/2022/095326A1 |
Disclosed are a workbench having a magnetic attraction clamping type follow-up clamping shoe and a machining center thereof, the workbench comprising a rack (1), a material preparation platform (2), a mirror plate (3), a material receivi...
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WO/2022/084910A1 |
Tanning process for animal hides comprising the treatment of the hides in an aqueous bath with a tanning agent. Such tanning agent comprises a copolymer obtainable by polymerization of acrylic or methacrylic acid and a monomeric unit, or...
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WO/2022/075438A1 |
A leather having, as an outermost layer, a coating layer that includes, per unit area, zirconium phosphate particles at 0.5-2.0 g/m2, a resin at 1.2-7.0 g/m2, and a crosslinking agent at 0.18-3.5 g/m2 and has a thickness of 3.0-10.0 μm....
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WO/2022/075542A1 |
A method for manufacturing a recycled leather fabric according to an embodiment of the present invention may comprise the steps of: processing cowhide scraps or waste to produce leather fiber fill; mixing fiber fill with the leather fibe...
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WO/2022/073971A1 |
Method of decorating natural leather with an inkjet printer which comprises: - a first vacuum belt (150) for conveying an unwoven fabric (200) which is configured as a second vacuum belt, for conveying under an inkjet print head (505) a ...
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WO/2022/061423A1 |
The present invention relates to a method for cutting rawhide or pelt with optimized geometry, which increases the yield of the original piece of rawhide or pelt (A) for the whole production chain, concomitantly decreasing the amount of ...
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WO/2022/053906A1 |
Inspecting machine (100) for leathers (50), comprising: a feeding unit (40) for the movement of a leather (50) according to an advancement direction (X); a sensor unit (7) to capture images of said leather (50) during said movement, comp...
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WO/2022/047656A1 |
Disclosed is a drawing table for artificial leather, the drawing table comprising: a workbench, a two-axis timing-belt slide table, a lifting mechanism, a material-placing mechanism, a pressing mechanism, a flattening mechanism and a dri...
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WO/2022/047655A1 |
An automatic pen changing mechanism for leather drawing, comprising a connection housing (1), an actuator (2), an upper cover body (3), a rotating body (4) and elastic mechanisms (5); the connection housing (1) is connected to a mechanic...
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WO/2022/029638A1 |
The invention concerns the use of a hemp oil derivative in at least one step of the leather working process in the tanning industry, wherein said hemp oil derivative is selected from the group consisting of sulphated hemp oil, sulphited ...
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WO/2022/029569A1 |
An industrial milling plant for tannery leathers (1; 50; 100; 150) with an improved environmental impact comprising a milling drum (2; 152) comprising a hollow body (3; 153), adapted to be rotated about a symmetry axis (X) through motori...
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