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WO/2019/224097A1 |
A manufacturing method of decorated natural leather including the steps of: attaching a crusted leather (45) with its corium side by an adhesive (46) to a temporary carrier (47); inkjet printing the crusted leather (45) on its grain side...
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WO/2019/224100A1 |
A manufacturing method of decorated natural leather including the steps of: attaching a crusted leather (45,83) with its corium side by an adhesive (46) to a temporary carrier (47,80); inkjet printing on the crusted leather (45,83) on it...
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WO/2019/220279A1 |
A machine (1) for the sizing and colouring of holes in leather or leatherette products comprises a structure (10) having a supporting surface (12) for a leather or leatherette product having a plurality of holes, a movable base (20) loca...
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WO/2019/185824A1 |
The invention concerns a method for manufacturing leather including employing pectin and leather thus obtained, in particular leather impregnated with pectin.
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WO/2019/175893A1 |
The present invention relates to a method for enhancing leather edge imprinting. More particularly, the present invention relates to transferring the print from the transparent paper to the edges of a material. Further, the present inven...
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WO/2019/174754A1 |
The invention relates to a method for producing a layered material, which has a substrate layer (1) and a layer (2) of polyurethane bonded to the substrate layer, wherein a leather, preferably a sanded grain leather, a textile material, ...
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WO/2019/160694A1 |
A method of treating leather or hide is provided whereby a biocide and one or more detectable tags are applied to a piece of leather or hide. The detectable tag(s) can be detected to indicate one or more pieces of information, such as th...
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WO/2019/158341A1 |
A process for the simultaneous tanning and dyeing of collagen containing fibrous material, wherein the said material is treated with a liquor containing at least one reactive dyestuff selected from the group of formula (1): A1-(Z1)2-3 an...
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WO/2019/150268A1 |
An industrial plant (1; 50) for milling leathers comprising a support framework (2; 51 ) resting on a reference surface (R) of an industrial factory, a rotatable drum (3; 52) coupled with the support framework (2; 51 ) and comprising a h...
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WO/2019/141603A1 |
The invention relates to specific chromium tanning agents, and to the use thereof for tanning skins and furs, and the leathers and pelts obtainable thereby. The invention further relates to a novel method in which the protein-masked chro...
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WO/2019/140811A1 |
Provided is a multicolor edge paint structure of a sheet. The multicolor edge paint structure of the sheet comprises a sheet body (1). An edge side of the sheet body (1) is covered with a paint layer in at least two colors. Also provided...
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WO/2019/128129A1 |
Disclosed is combination die for a multi-layer vacuum leather cutting machine, the combination die comprising a blade die plate and a vacuum hood device, wherein blade dies are uniformly distributed on an upper surface of the blade die p...
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WO/2019/118630A1 |
A method for treating a natural or synthetic leather object is provided. The method includes directing plasma onto a surface of an natural or synthetic object to form a plasma treated object, the object including at least one of a natura...
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WO/2019/112487A1 |
The invention relates to the leather industry and can be used in the production of fish leathers of different intended uses and varieties. The technical result is achieved in that a method for producing fish leathers, comprising soaking,...
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WO/2019/106616A1 |
An improved staking machine (1) for softening and stretching flexible sheet products, such as industrial hides and the like having opposite sides, which comprises motorized feeding means (5) for conveying the products in a predetermined ...
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WO/2019/106615A1 |
A drying plant (1) for drying pretreated flexible sheet products, having at least one side on which a layer of a chemical compound has previously been deposited, said system (1) comprising feeding means (2) for feeding the sheet products...
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WO/2019/102487A1 |
Use of water during chrome or vegetable tanning is inevitable as it is important for diffusion and distribution of tanning agent in the matrix. This leads to the generation of wastewater containing pollutants such as chromium that needs ...
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WO/2019/085468A1 |
Provided are a keratinase mutant having improved thermal stability, and an application thereof in degradation of keratin. Site-directed mutagenesis is carried out on asparagine at position 181, tyrosine at position 218, and serine at pos...
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WO/2019/082882A1 |
The present invention provides: a coating agent for leather, the coating agent containing a silicone acryl graft copolymer resin emulsion in which the mass ratio of (I) an aqueous urethane resin, (II) a matting agent, and (III) a polyorg...
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WO/2019/077480A1 |
The improved pneumatic cutting device (100) comprises an oscillating chamber (1); an oscillating piston (10) predisposed with the head (13) thereof in the oscillating chamber (1) and with the rod (14) connected to a cutting blade (L); a ...
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WO/2019/068133A1 |
Provided herein is a method of at least partly removing a biological deposit, such as a dag, from the skin of an animal. The method includes administering to the biological deposit an effective amount of a composition containing a kerati...
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WO/2019/069221A1 |
Spiked plate (100) having an operating surface provided with a plurality of conical spikes (200), configured to penetrate into an inner side of a full grain natural leather having a thickness t and make blind holes in said inner side of ...
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WO/2019/068834A1 |
The invention relates to a composition and a method for tanning, in particular for pretanning, hides and/or skins, the composition for tanning being anhydrous and containing an acetal of an aldehyde tanning agent and a non-combustible or...
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WO/2019/060672A1 |
This invention relates to genetically engineered strains of yeast and methods for producing recombinant protein (e.g., collagen). Recombinant protein of the present invention is used to produce biofabricated leather or a material having ...
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WO/2019/048480A1 |
The invention relates to a method for manufacturing a lignin- modified polyphenolic product to be used in the treatment of leather or skin, comprising the steps of: [1] reacting a hydroxybenzene compound, optionally in a mixture comprisi...
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WO/2019/051320A1 |
Leather and similar materials are formed using graduated molds. A solvent is applied to the leather to saturate the leather. The saturated leather is put through a series of molds, each being more pronounced than the previous. An elastom...
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WO/2019/042952A1 |
An inkjet printing method on natural leather by a digital leather printer comprising the steps:providing a hide (402), having an edge, on a rigid support (107) for obtaining a flat decoration area of the hide (402); fastening the hide (4...
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WO/2019/043001A1 |
The invention relates to a method for conveying and dosing small damp leather pieces into a reactor, to the use of a tube chain conveyor for conveying such leather pieces, to a device for treating small damp leather pieces, comprising a ...
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WO/2019/038691A1 |
The present invention relates to a method for tanning an animal skin comprising the steps of: (a) placing said animal skin in contact with a first tanning bath comprising at least one dialdehyde with the general formula (I) 0=CH- (CH)n-H...
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WO/2019/036878A1 |
Provided is a leather polishing agent, comprising the following components in parts by weight: 12-14 parts of nitromethane, 10-15 parts of isopropyl alcohol, 20-25 parts of glycerin, 3-5 parts of oleic acid, 2-4 parts of sulfuric acid, 1...
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WO/2019/036879A1 |
Disclosed is a leather preservative, comprising the following components in parts by weight: 12-14 parts of difluorotetrachloroethane, 10-15 parts of ethyl acrylate, 10-12 parts of acrylonitrile, 3-5 parts of rice bran wax, 13-15 parts o...
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WO/2019/013869A1 |
A method and apparatus for grading leather based upon the size and spacing of the breaks in the leather. All or a portion of a hide is fed to a fixture that compresses a local area of the hide into a concave shape. The outer side of the ...
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WO/2019/012913A1 |
This reptile skin product has, sequentially laminated on the grain of a reptile skin, a middle layer containing a polyester polyurethane and a surface layer containing nitrocellulose. The reptile skin preferably contains a hexavalent chr...
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WO/2019/008510A1 |
A method for adjusting the formula parameters of a drumming cycle of leathers comprising the operations introducing into a cylindrical barrel, belonging to a tannery rotary drum, a plurality of leathers to be drummed in a given drumming ...
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WO/2019/002404A1 |
An apparatus and a method for fixating a stretched pelt on a pelt board by means of a tubular plastics sleeve, which has two outwardly extending flanges. The pelt has a substantially tubular shape, which defines an inwardly orientated le...
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WO/2019/002246A1 |
A process for tanning animal hides comprising the steps of: providing a container comprising a pickled hide, a tanning agent and optionally an aqueous solution, where the total amount of water in the container is no more than 110% of the...
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WO/2018/234507A1 |
The present invention relates to a method for making a leather laminate having a textured surface, and leather laminates made by this method. The laminates comprise a leather layer bonded to a reinforcing fabric with an adhesive, the rei...
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WO/2018/216029A1 |
Disclosed herein is a dispersing agent composition essentially comprising alkali metal salt of organic acid, diatomaceous earth derivatives and lyotropic agent suitably modified. The composition finds application in leather processing in...
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WO/2018/213907A1 |
The invention relates to a method for processing plant material for converting such material into a product with leather-like properties. The method claimed herein comprises chemical processing, or tanning, of the plant material to conve...
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WO/2018/212651A1 |
The present invention relates to a condensation polymer of sulfonated phenol, urea, and formaldehyde, wherein sulfonated phenol contains ortho phenol sulfonic acid and para phenol sulfonic acid in a molar ratio of 2: 1 to 1:5. The presen...
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WO/2018/203199A1 |
The cutting device (100) comprises an oscillating chamber (1); an oscillating piston (10) predisposed with the head (13) thereof in the oscillating chamber (1) and with the rod (14) connected to a cutting blade (L); a pneumatic activatin...
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WO/2018/201431A1 |
A method for use in manufacturing a sheepskin fabric, comprising manufacturing processes of cleaning, depilating, deodorizing and degreasing, layering, curing, firing, pressing, softening, preventing corrosion of and dyeing sheep skin. T...
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WO/2018/195234A1 |
A process for preserving raw/fresh hides and skins is disclosed. In one embodiment, the hides and skins are treated with an antimicrobial composition containing a pyrithione, a zinc source, and an organic amine, such as an alkanolamine.
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WO/2018/193384A1 |
A method for obtaining fireproof leather of animal origin is described, comprising the steps of stabilizing the pH of the leather through a buffer solution, treating the leather with a solution of synthetic tannins, washing with water an...
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WO/2018/189044A1 |
A manufacturing method for decorating natural leather with a decorative image including the steps of: applying on a crusted leather (45) a base coat (44) containing a pigment for providing a chromatic colour or an achromatic colour diffe...
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WO/2018/189002A1 |
A manufacturing method of decorated natural leather including the steps of: applying a base coat (44) on crusted leather (45); inkjet printing (4) a decorative image (8) on the base coat (44) using one or more pigmented inkjet inks; and ...
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WO/2018/177442A1 |
Disclosed in the present invention are an extra-long cowhide collagen fiber and a manufacturing method and use thereof. According to the present invention, a wet-blue cowhide is pretreated, extruded twice and washed, and then undergoes p...
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WO/2018/172837A1 |
An improved drum for the milling treatment of the leathers comprising a bearing frame (2) resting on a reference surface of an industrial factory, a movable hollow body (3), coupled with the bearing frame (2) and made of at least partly ...
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WO/2018/163621A1 |
A powdery composition for hexavalent chromium treatment includes a hexavalent-chromium-reducing compound component capable of reducing hexavalent chromium to trivalent chromium, and a component capable of trapping the moisture in air and...
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WO/2018/162534A1 |
A cutting device (1) for processing animal skins contains an elongate cylindrical body (2), which has at least one elongate, helical groove (11) on its outer lateral surface (9), said groove receiving a fastening portion (5) of a helical...
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