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)
10/2012
10/17/2012CN102733206A Production method for dyeing three colors on one raccoon skin
10/17/2012CN102732650A Production process and dedicated production equipment for chrome tanning agent
10/17/2012CN102732649A Production process of automobile interior decorative leather with ultralow total carbon emission
10/11/2012WO2012136565A1 Solid, particulate tanning agent preparations
10/11/2012WO2012136559A1 Solid, particulate material based on compounds containing carbamoylsulfonate groups
10/10/2012EP2508627A1 Solid, particular material on the basis of compounds containing carbamoylsulfonate groups
10/10/2012EP2508626A1 Solid, particular tanning agent preparations
10/10/2012CN102720080A Production reagents and production method for shorn sheep skin
10/10/2012CN102719571A Method for preparing aluminum-containing tannins
10/10/2012CN102719570A Color-changing agent and coloring process of hide red burr points
10/10/2012CN102241781B Preparation method of starch and sulfomethyl phenol graft copolymer leather synthesis tanning agent
10/10/2012CN101870990B Method for synthesizing high molecular retanning dyeing auxiliary agents through enzyme catalysis
10/03/2012CN202465731U Sectional type scraper blade structure for drum
10/03/2012CN102703624A Method for forming pebble-grain surface of cowhide leather
10/03/2012CN102703622A Method for manufacturing imitation antique burnished leather
10/03/2012CN102703621A Hide-hair double-color technology
10/03/2012CN102703620A Chromium-free tanning production process of low-formaldehyde beach woolskin
10/03/2012CN102703619A Energy-saving and environment-friendly mink skin tanning method
10/03/2012CN102702659A Method for preparing multifunctional retanning agents through modified starch and imvite in compounding mode
10/03/2012CN102702498A Hyperbranched polymer-Al/Fe salt complex as well as preparation method and application thereof
10/03/2012CN101696456B Method for raising thermal denaturation temperature of hide and hide powder through THP salt-nano clay combination tannage
09/2012
09/26/2012CN202450103U Tibet lamb skin tanning and tightening device
09/26/2012CN102690903A Process method for retanning and fatliquoring with phosphorus-containing fire retardant
09/26/2012CN102690902A Leather tanning technology
09/26/2012CN101613771B Fur tanning method capable of removing residual formaldehyde in fur product
09/26/2012CN101368219B Fragrant sustained-release type leather compound tanning agent and method of producing the same
09/20/2012WO2012123154A1 Method for producing leather for covering aircraft seats with leather
09/19/2012CN102676710A Method for preparing cleaned three-proofing cow split leather and prepared cleaned three-proofing cow split leather
09/19/2012CN101379197B Leather treated with fluorochemicals
09/13/2012US20120227188 Method for the production of leather, copolymers that are suitable therefor, and further uses thereof
09/12/2012CN102660302A Preparation method of environmentally-friendly phosphorous intumescent flame retardant
09/12/2012CN102657402A Fur garment and processing technology thereof
09/12/2012CN102120796B Preparation method of fatty alcohol ether modified styrene-maleic anhydride tanning agent
09/05/2012CN101857907B Method for dying leather by adopting tannin extract mordanting method
09/05/2012CN101851828B Reducing leather and preparation method thereof
09/05/2012CN101781689B Environment-friendly tanning agent for leather, preparation method and application thereof
09/05/2012CN101643799B Method for preparing formaldehyde-free retanning agent
08/2012
08/30/2012WO2012114238A1 Coated fibrous based substrates
08/29/2012CN102120797B Preparation method of sulfonated styrene-styrene-maleic acid fatty alcohol monoester sodium salt terpolymer tanning agent
08/29/2012CN101235424B Monocyclic polyphenol-oxazolidine tinning module and preparation method thereof
08/22/2012CN101292047B Leather production method and products suited therefor
08/22/2012CN101223289B Method for producing leather
08/15/2012EP2487264A1 Method for conserving semi-finished leather products
08/15/2012CN102634613A Preparation method of chitosan modified graphite oxide functional leather tanning agent
08/08/2012CN101643800B Method for preparing modified aliphatic aldehyde retanning agent
08/01/2012CN202359128U Automatic alkali extraction system
07/2012
07/25/2012CN202347032U Chrome tanning agent production unit
07/25/2012CN102604004A Method for preparing flexible and full dyeing assisting type amphoteric leather retanning agent
07/25/2012CN102603956A 2-hydroxyethyl diallyl ammonium chloride derivative and preparation method and application of 2-hydroxyethyl diallyl ammonium chloride derivative to leather retanning and fat-liquoring agent
07/25/2012CN101768450B Preparation method of retanned intumescent flame retardant
07/25/2012CN101603101B Leather retanning fat-liquoring agent and preparation method thereof
07/18/2012CN102586509A Tanning method of sheep skins
07/18/2012CN102586508A Production method of leather for cow leather clothes
07/18/2012CN102586507A Method for preparing acrylic resin modified graphene oxide leather tanning agent
07/18/2012CN102586506A Light-color tannin extracts and preparation method thereof
07/18/2012CN102586505A Circularly-tanning technology for chrome tanning liquor of sheep garment leather
07/18/2012CN102586504A Sheepskin tanning technology
07/18/2012CN102586503A Method for treating leather by using tannery wastewater and method for producing leather
07/18/2012CN102585215A Amino end group aliphatic hyperbranched polymer as well as preparation method and application thereof
07/18/2012CN102583665A Leather making method for magnetically processing leather making water and leather chemical water solution into nanometer small-molecule water to be combined with ultrasonic wave enhancement technology
07/11/2012CN102559956A Segmented scraping structure of rotary drum
07/11/2012CN102559952A Method for preparing protein stuffing for tanning with chrome-containing scrap leather from tanning
07/11/2012CN102559950A Tanning technology capable of performing salt-free pickling and chrome tanning of infinite circulating waste liquid and achieving mass production
07/11/2012CN102559949A Novel leather producing process by pickling and chrome tanning by indefinitely circularly utilizing waste liquid without adding salt
07/11/2012CN102558423A Crylic acid type macromolecule formaldehyde catching agent with retanning filling functions and preparation method thereof
07/11/2012CN101463397B Method for manufacturing chromium-free tanning environment protection pigskin shoes
07/04/2012CN102535197A Tanning process indefinitely recycling waste liquid to perform dyeing
07/04/2012CN102534061A Metal-free tanning leather dyeing method for leather production
07/04/2012CN102534060A Method for preparing re-tanning and fatliquoring agent
07/04/2012CN102534059A Novel tanning process capable of conducting retanning by recycling waste liquid infinitely
07/04/2012CN102534058A Tanning method for double-face leather
07/04/2012CN102534057A Method for tanning Tan sheep skin with nano softening enzyme
07/04/2012CN102534056A Tanning production process capable of recycling waste water repeatedly from soaking to dyeing
07/04/2012CN102534054A Process method for manufacturing leather from hogskin
07/04/2012CN102532382A Preparation method of polydiisobutylene-fatty monoamide maleate-acrylic acid leather retanning-fatting agent
07/04/2012CN101367773B Bicyclo oxazolidine tanning agent and method of preparing the same
07/04/2012CN101358252B Tanning method of nano SiO2 or TiO2 tanning agents
06/2012
06/28/2012WO2012086887A1 Production method for ecological natural leather materials using colour mixing of natural dyes
06/27/2012CN102517410A Preparation method of novel flame-retardant polyurethane type PU (Polyurethane) tanning agent
06/27/2012CN102517409A Leather retanning method
06/27/2012CN102517407A Processing method of leather semi-finished product
06/27/2012CN102516444A Acrylic resin retanning agent and preparation method thereof
06/27/2012CN101525673B Process for tanning wet-white leather by modified starch tanning agent
06/20/2012CN102505057A Cyclic utilization method of chrome tanning waste liquid
06/20/2012CN102505055A Method for improving dyeing fastness of light beige semi-vegetable tanned goat leather
06/20/2012CN102199676B Sturgeon skin chrome tanning leather production process
06/20/2012CN102199675B Clean process for producing leather by using sturgeon skin
06/14/2012US20120144597 Method for tanning animal skins
06/13/2012CN102493230A Under-fur and skin homochromatic dyeing process
06/13/2012CN102493229A Printing and color developing method of fur
06/13/2012CN102492788A Treatment method of animal fur and animal fur product
06/13/2012CN102492079A Method for preparing nano composite high-absorptivity chrome tanning auxiliary agent by combining polycarboxylic acid copolymer with montmorillonite
06/13/2012CN101457262B Method for preparing leather retanning fat-liquoring agent
06/07/2012WO2012073210A1 Process for producing leather and aqueous formulations suited therefor
06/07/2012US20120141815 Leather production and aqueous formulations suitable therefor
06/06/2012CN101514376B Leather retanning filling agent, method for manufacturing same, method for leather retanning filling
06/06/2012CN101435003B White leather tanning agent and production method thereof
05/2012
05/30/2012CN102030865B Preparation method of flame-retardant starch type leather surface active agent
05/30/2012CN101376914B Black leather tanning method
05/23/2012CN102050881B Method for preparing special intumescent starch flame retardants for leather
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