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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/2018/185706A3 |
The present invention introduces natural and environmentally acceptable (friendly) chemical compositions for fire-fighting liquids and additives, as well as additives for enhanced oil recovery, oil & gas operation facilities and ships, o...
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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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WO/2018/164607A1 |
The utility model relates to light industry and may be used in manufacturing and trimming clothes, shoes, head coverings, accessories, household textiles, jewellery, etc.made from natural fur, particularly fur obtained from precious fur-...
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WO/2018/158252A1 |
A pelt board bag for use in combination with a pelt board for the tanning and drying of a pelt applied externally to the pelt board bag comprises a pair of oppositely positioned and substantially coextensively extending, elongated sheets...
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WO/2018/158657A1 |
The invention concerns a method for producing imitation leather or upgraded leather (1) comprising a laminar support (9) and an upgrading layer (F), comprising the following steps: applying a layer (10) of a synthetic substance (11) to a...
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WO/2018/129597A1 |
The apparatus comprises a vertically arranged dyeing head (1) having a dyeing shaft (4) connected to a motor (2) through a coupling (3). Said dyeing head (1) comprises said dyeing shaft (4) and an eccentric pump (5), having a common rota...
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WO/2018/132736A1 |
Use of probiotic technology to support tanners to reduce waste and increase the value of by-products reducing the need of synthetic chemicals, improving the quality of effluents and reducing the carbon footprint to the environment. Probi...
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WO/2018/127637A1 |
The invention relates to a method for automatically modifying the cutting trajectory for parts intended to be cut from a flexible material by automatically moving a cutting tool in accordance with predetermined cutting trajectories, the ...
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WO/2018/112937A1 |
Provided is a leather maintenance agent, comprising, per 100 parts, 3-5 parts of dimethyl silicone oil, 5-10 parts of oxidized polyethylene wax, 0.1-0.5 parts of lemon flavoring, 5-10 parts of sodium lauryl sulfate, 5-10 parts of an anti...
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WO/2018/112936A1 |
Provided is a complex plant fiber cleaning agent, comprising, per 100 parts, 3-5 parts of dimethyl silicone oil, 5-10 parts of oxidized polyethylene wax, 0.1-0.5 parts of lemon flavoring, 5-10 parts of sodium lauryl sulfate, 5-10 parts o...
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WO/2018/108595A1 |
The invention relates to a method for producing hydrophobising leather treatment agents, containing the steps: a) radically initiated copolymerisation of i) at least one ethylenically unsaturated carboxylic acid or derivatives thereof, a...
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WO/2018/104968A1 |
The invention provides a novel tanning composition for tanning and pre-tanning of leather comprising one or more silicate, glutaraldehyde, a synthetic sulfone syntan and an aldehyde syntan and process of pre-tanning using the said compos...
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WO/2018/087786A1 |
This invention relates to a method for creating a design on a sheet of leather, a method that includes the following stages: Developing the design for using a laser to remove a surface layer of the leather, the removed thickness of which...
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