Patents
Sitemap › C14 - Skins; Hides; Pelts; Leather › C14C - Treating skins, hides or leather with chemicals, enzymes or micro-organisms, e.g. tanning, impregnating or finishing; Apparatus therefor; Compositions for tanning › C14C 3 - Tanning; Compositions for tanning
Patents for C14C 3 - Tanning; Compositions for tanning (2,056)
05/2011
05/11/2011CN101260420B Method for preparing protein filling material for leather preparation by using leather preparation barilla leather leftover material as raw material
05/04/2011CN102041328A Ultrasonic fur wet processing device and fur processing method thereof
05/04/2011CN102041321A Leather manufacturing process by pickling and tanning salt-free and chrome-free recycled waste liquid
04/2011
04/27/2011CN102030865A Preparation method of flame-retardant starch type leather surface active agent
04/27/2011CN101260140B Method for preparing protein filling material for leather preparation by using animal hair as raw material
04/20/2011CN102021253A Rotating drum
04/20/2011CN102020719A Method for preparing modified starch tanning agent
04/13/2011EP2215274B1 Agent and method for tanning skins and pelts
04/13/2011CN102016078A Process for pre-tanning and tanning skins with organic tanning agent
04/06/2011EP2305839A2 Process for retanning leather with hollow microspheres
04/06/2011CN102002541A Integrated process of tanning leather from quebracho extracts
04/06/2011CN102002540A Preparation method of modified Chinese gall tanning extract environmentally-friendly leather tanning agent
04/06/2011CN101235423B Catechin-metal tanning module and preparation method thereof
03/2011
03/30/2011CN101993960A Leatherworking retanning method using chromium leather scraps
03/30/2011CN101993959A Glutaraldehyde-based leather synchronous tanning-dyeing material and novel active material
03/16/2011EP1682717B1 Method for the reactive colouring of leather, dyestuffs and their use
03/16/2011CN101985668A Leather making process for retanning by indefinitely recycling waste liquid
03/16/2011CN101985667A Beaver rabbit fur treatment process for clothes
03/09/2011CN101314796B Method for preparing multiple metallic ion leather tanning agents
03/09/2011CN101225450B Chrome-free tannage producing technique for goat glove leather
03/02/2011CN101982548A Environment-purifying and pollution-preventing method and device for manufacturing fur coats from goose down fur
03/02/2011CN101982547A Light-proof and sweat-proof leathers for steering wheels
02/2011
02/16/2011EP2284285A1 Topcoat
02/16/2011EP2284177A1 Preparation of protein filling for making leather bu animal hair
02/16/2011CN101978077A Method for manufacturing leather
02/16/2011CN101974655A Method for tanning non-pickling high-pH chrome leather by using chrome formate
02/16/2011CN101240354B Acrylic resin/SiO2 nano composite tanning agent and preparation method thereof
02/09/2011CN101970694A Method for the production of leather having a low tendency to discolor
02/02/2011CN101965412A Poly hydroxyl alkyl phosphine-organic silicon tanning agent, its preparation and application in fur tanning
02/02/2011CN101965411A Leather tanning process based on the recycling of poly hydroxyl alkyl phosphine and its derivatives
01/2011
01/26/2011EP1386010B1 Improvements in leather processing
01/26/2011CN101956029A Control method of chrome in leather production
01/19/2011CN101948938A Fur tanning process without salt and acid
01/12/2011CN101942532A Processing technology of chromium composited tan cutting broad woolskin
01/12/2011CN101942531A Deep processing technology for imitating high-grade sheep shearing product with improved sheep skin
12/2010
12/30/2010US20100325811 Leather
12/22/2010CN101921882A Energy-saving and environmental-protection method for tanning raccoon fur
12/22/2010CN101921881A Novel process for recycling waste leather-making liquid step by step
12/16/2010US20100316695 Condensation products based on bicyclic or polycyclic aromatics or heteroaromatics
12/15/2010EP2260115A1 Process for pre-tanning and tanning skins with organic tanning agent
12/15/2010CN101918008A Condensation products based on bicyclic or polycyclic aromatic or heteroaromatic compounds
12/15/2010CN101914637A Chrome-tanned, water-dyed and polished leather manufacturing method
12/15/2010CN101314797B High-fire-retardancy aminoresin nano-complex-function tanning agent
12/08/2010EP2257650A1 Method for manufacturing leather
12/08/2010EP2257649A1 Method for the production of leather having a low tendency to discolor
11/2010
11/24/2010CN101891967A Method for the reactive colouring of leather
11/18/2010WO2010130311A1 Tanning process and tanning composition
11/17/2010CN101886147A Natural leather production method for reducing content of ammonia and nitrogen in water bath
11/17/2010CN101886093A Preparation method of phenol leather synthetic tanning agent through HRP (Horse Radish Peroxidase) catalytic synthesis
11/10/2010CN101880735A Preparation method of high-performance carbon nanotube modified chrome tanning agent
11/10/2010CN101880334A Preparation method of starch-based green leather tanning agent
11/04/2010US20100275380 Agent and method for tanning skins and pelts
10/2010
10/28/2010WO2010121804A1 Method for tanning animal skins
10/28/2010DE102009018232A1 Verfahren zur Gerbung von Tierhäuten Method for tanning of animal hides
10/27/2010CN101871024A Method for preparing aldehyde-containing polyurethane-acrylate resin tanning agent
10/27/2010CN101871023A Method for preparing acid-resistance polyurethane-acrylic resin retanning agent
10/27/2010CN101870990A Method for synthesizing high molecular retanning dyeing auxiliary agents through enzyme catalysis
10/20/2010CN101868555A Agent and method for tanning skins and pelts
10/20/2010CN101864022A Method for preparing vinyl polymer/inorganic nanoparticle composite tanning agent by in-situ cyclopolymerization method
10/20/2010CN101033495B Method of tanning animal leather
10/13/2010CN101857907A Method for dying leather by adopting tannin extract mordanting method
10/06/2010CN101851828A Reducing leather and preparation method thereof
10/06/2010CN101851310A Preparation method of acrylic acid retanning agents
09/2010
09/29/2010CN101845524A Method for preparing acrylic acid retanning agent by using oxidation reduction system as initiator
09/29/2010CN101844977A Ammonium gluconate and production method and application thereof
09/22/2010CN101842499A Retanning and fatliquoring agent for leather
09/22/2010CN101839754A Method for weighing material in rotary drum on line in real time in leather processing process
09/15/2010CN101835909A Method for producing leather
09/15/2010CN101831512A Retaining agent with compound function and preparation method thereof
09/15/2010CN101831024A Method for preparing polymer retanning fat-liquoring agent and retanning fat-liquoring agent
09/09/2010US20100227186 Compounds and their use for producing leather and as dispersants
09/09/2010US20100223736 Method for tanning hides and/or furs
09/08/2010EP2225399A1 Retanning and fatliquoring agent for leather
08/2010
08/25/2010CN101812554A Process for reducing free formaldehyde of fur products
08/25/2010CN101812553A Production method for non-chrome-tanned ecological automobile seat cushion leather
08/25/2010CN101812552A Method for dyeing top snow on Tibet lamp skin
08/25/2010CN101812551A Technology for imitating mink fur by using rabbit fur
08/25/2010CN101812549A Natural ecological jean leather and manufacturing method thereof
08/19/2010WO2010070571A3 Procedure for the tanning of skins, material obtained during said procedure and device
08/18/2010EP2217731A1 Method for tanning hides and/or furs
08/18/2010CN101809045A Method for the production of aqueous formulations, aqueous formulations, and the use thereof
08/12/2010US20100199439 Method for the production of aqueous formulations, aqueous formulations, and the use thereof
08/11/2010EP2215274A1 Agent and method for tanning skins and pelts
08/11/2010CN101802071A Method for the production of aqueous formulations, aqueous formulations, and the use thereof
08/11/2010CN101798605A Energy saving and emission reduction method for retanning and dyeing high-strength cow split leather furniture
08/10/2010US7771489 very fine delaminated clay particles by vigorous stirring; tanning agents are organic polymers, aldehyde, sulfone, phenol tanning agents, fat liquoring, vegetable tanning agents, dyes and pigments
08/04/2010CN101796088A Method for the production of leather, copolymers that are suitable therefor, and further uses thereof
08/04/2010CN101792827A Double-bond saturation isomerism etherifying process for improving oxidation resistance and pouring point of plant oil
07/2010
07/28/2010EP2209478A1 Condensation products based on bicyclic or polycyclic aromatic or heteroaromatic compounds
07/28/2010CN101787402A Leather retanning filler
07/28/2010CN101787401A Preparation method of half aldehyde type high molecular leather retanning agent
07/21/2010CN101784679A Leather
07/21/2010CN101781689A Environment-friendly tanning agent for leather, preparation method and application thereof
07/21/2010CN101781688A Fur tanning agent and preparation and application thereof
07/21/2010CN101781572A Method for preparing retanning-type leather fire retardant
07/21/2010CN101781392A Preparation method of formaldehyde-free leather synthetic tanning agent
07/14/2010EP2205768A1 Method for producing leather
07/13/2010US7753964 pretanning animal hide with chromium-free tanning agent selected from an aldehyde tanning agent, an isocyanate an aluminum salt, an oxazolidine and tetrakishydroxymethylphosphonium chloride; pretanning is effected with the additional use of a clay mineral e.g.phyllosilicates; storage stability
07/07/2010CN101768646A Method and device for preparing goose velour leather
07/07/2010CN101768645A Method for preparing nano-composite tanning agent containing montmorillonite and silica particles
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