Patents for C14C 3 - Tanning; Compositions for tanning (2,056)
06/1995
06/21/1995EP0658172A1 Alkoxy group-containing copolymers and their use for retanning leather.
06/20/1995US5425784 Blend with mono-, oligo- or polysaccharide
06/20/1995US5425783 Technique of tanning snake skins, and a material for painting and calligraphy produced by the technique
05/1995
05/30/1995US5420315 Surface-active compounds based on modified castor oil fatty substances
05/23/1995US5417723 Use of ester urethanes for retanning
05/18/1995WO1995013400A1 Wet treatment of leather hides
04/1995
04/27/1995WO1995011047A1 Method of making calcification-resistant bioprosthetic tissue
04/25/1995US5409501 Tanning leathers with an acidic supersaturated mixture consisting of aluminum triformate and at least one of alkali metal or alkaline earth metal formate
04/20/1995DE4335192A1 Glyoxal mono( alpha - or beta -formylalkyl) acetals as tanning agents in the production of leather and skin pelts
04/19/1995EP0648846A2 Retans with softening and hydrophobic action
04/19/1995EP0648234A1 Graft copolymers of unsaturated monomers and sugars, process for producing the same and their use
04/05/1995EP0646651A2 Method for improving leather treatment
03/1995
03/30/1995WO1995008613A1 Nitrogen-free, anionic active brightening agent
03/29/1995EP0569410B1 Method of self-tanning, pre-tanning and co-tanning skins and hides and for retanning leather and hides
03/09/1995CA2131431A1 Polyisocyanate addition compounds containing cyanamide groups and their use
03/08/1995EP0641772A1 Polyisocyanato addition compounds and their use
03/01/1995EP0602071B1 Aqueous dispersions of novel amphiphilic co-oligomers for imparting a washing and cleaning-resistant finish to leather and pelts and their use
03/01/1995EP0563139B1 Method for processing hides or leather based on methanesulphonate ions.
02/1995
02/23/1995WO1995005484A1 Graphite lubricated leather
02/22/1995EP0580676A4 Process for tanning hides and compounds for use therein.
01/1995
01/17/1995US5382476 Coating moldings with low molecular weight degradation product of resins
12/1994
12/28/1994EP0630416A1 Anticalcification treatment for aldehyde-tanned biological tissue
12/27/1994US5376142 Including a hydroxyalkylphosphonium compound as shrinkage inhibitor
12/13/1994US5372609 Self-tanning, pretanning and assist tanning of pelts and skin pelts and retanning of leather and skin
11/1994
11/29/1994US5368609 Softening filler for leather
11/24/1994WO1994026789A1 Polyacrylic acid compositions for textile processing
11/17/1994EP0624203A1 Dilutable aluminium triformate tanning agent in storage-stable highly concentrated, water-dissolved form, and its use.
11/16/1994CN1026590C Making method of multifunctional acrylic acid double tanning agent
11/02/1994EP0621891A1 Method for the removal of metals from starting materials comprising proteinaceous substances as well as material obtainable according to such a method
11/01/1994US5360454 Dioxytetrahydropyran derivatives
11/01/1994US5360453 Process for pickling and pretanning raw hides
10/1994
10/25/1994CA1332661C Leather
10/19/1994CN1026250C Leather treatment with selected amphiphilic copolymers
10/18/1994US5356938 Recycling of cured aminoplast resins
10/06/1994DE4404904A1 Retanning process
10/05/1994EP0617738A1 Method for tanning of hides by means of tanning agents
10/04/1994US5352241 Contacting with phenol or naphthol sulfonates
09/1994
09/21/1994EP0615550A1 Process for the treatment of skins, leathers or collagen-containing sheet materials using a pressurized dense fluid.
09/20/1994US5348807 Polymeric retan fatliquor for low fogging upholstery leather
08/1994
08/31/1994EP0612793A1 Process for recycling cured aminoplast resins
08/31/1994EP0264398B1 Process for the treatment of wool skins
08/30/1994US5342916 Condensation polymers of sulfonated phenols, urea, other organic nitrogen-bases, and formaldehyde, and their use as tanning agents and as spraying aids for redispersible polymer powders
08/23/1994US5340365 Deliming, washing, pickling hide with aqueous formaldehyde-sulfonated aromatic compound condensate, dewatering, tanning
08/17/1994CN1090883A Biodegradable copolymers a process for the production and the use thereof
07/1994
07/27/1994EP0607554A1 Tanning agent and method of tanning
07/21/1994WO1994015978A1 Biodegradable copolymers, method of producing them and their use
07/21/1994CA2153660A1 Biodegradable copolymers, method of producing them and their use
07/13/1994CN1089304A Ox leather with treated surface and wax allochroic effect and its producing method
07/05/1994US5326377 Method of treating hides
06/1994
06/29/1994CN1088589A Alkoxy groups containing copolymers and their use in the retanning of leather
06/16/1994DE4242076A1 Tanning agent contg. omega,omega'-di-aldehyde - and polymer contg. hydroxy gps., giving uniform distribution of chrome in chrome tanning, level dyeing and easy paring
06/15/1994CN1087949A Leather making technique of China modified sheep pelt
06/08/1994CN1087649A Graft Copolymers of unsaturated monomers and sugars, a process for the production and the use thereof
06/01/1994CN1087384A Special handicraft colour leather and its producing method
05/1994
05/31/1994US5316860 Leather treatment selected amphiphilic copolymers
05/11/1994WO1994010345A1 Skin treatment
05/11/1994CN1086544A Manufacturing method for air permeable and water-proof leather
05/10/1994US5310855 Aromatic condensation products
04/1994
04/20/1994CN1085541A Technology for preparing powdered benzene diformate of alkali metal
04/14/1994WO1994008054A1 Process for the treatment of skins, leathers or collagen-containing sheet materials using a pressurized dense fluid
04/14/1994CA2124354A1 Process for the treatment of skins, leathers or collagen-containing sheet materials using a pressurised dense fluid
04/06/1994CN1084893A Method for tanning dry-washing clothes leather using fat added carbamide ring tanning agent
04/05/1994US5300121 Pickling and tanning while holding agent is present, scouring holding agent; reduced felting
03/1994
03/09/1994EP0586235A2 Antiperspirant actives containing titanium salts and compositions
03/05/1994CA2105234A1 Antiperspirant actives and compositions
03/03/1994WO1994004580A1 Alkoxy group-containing copolymers and their use for retanning leather
03/03/1994DE4227974A1 Alkoxygruppenhaltige Copolymerisate und ihre Verwendung zum Nachgerben von Leder Alkoxy group-containing copolymers and their use for retanning leather
02/1994
02/23/1994EP0583697A2 Tanning process saving chrome and improved fixing of chrome
02/23/1994CN1082613A Chrome saving and chrome rich tanning method
02/16/1994EP0582928A2 Surface active compounds based on modified castor oil fatty substances
02/10/1994DE4221381C1 Pfropf-Copolymerisate von ungesättigten Monomeren und Zuckern, Verfahren zu ihrer Herstellung und ihre Verwendung Graft copolymers of unsaturated monomers and sugars, to processes for their preparation and their use
02/02/1994EP0581327A1 Polymeric retan fatliquor for low fogging upholstery leather
02/02/1994EP0580676A1 Process for tanning hides and compounds for use therein
02/02/1994EP0495873B1 A method of treating hides
01/1994
01/20/1994WO1994001476A1 Graft copolymers of unsaturated monomers and sugars, process for producing the same and their use
01/19/1994EP0579267A1 Leather treatment with selected amphiphilic copolymers
12/1993
12/29/1993EP0575632A1 Process for tanning fish skins
12/22/1993EP0574800A2 Process for tanning leather and furs
12/21/1993US5271912 Enzymatic processing of materials containing chromium and protein
12/14/1993US5269814 Dressing with polyurethane and/or polyacrylate dispersion
12/14/1993CA2098128A1 Tanning of leather and fur
12/01/1993CN1079003A Producing method for elastic goat soft leather
11/1993
11/23/1993US5264000 Lithium salts
11/03/1993EP0567842A1 Copolymers
11/03/1993EP0567671A1 Removal of chromium from chrome-tanned leather wastes
10/1993
10/26/1993US5256317 Compositions for the treatment of leather and furs
10/13/1993CN1077227A Process of zirconic tanning leather
10/13/1993CN1077226A Tension tanning method of leather
10/06/1993EP0555400A4 Polyacrylic acid compositions for textile processing
10/05/1993US5250079 Dyeing with anionic dyes; colorfastness; levelling properties; uniform shades
09/1993
09/30/1993WO1993019209A1 Anticalcification treatment for aldehyde-tanned biological tissue
09/16/1993WO1993017970A1 Enzymatic processing of materials containing chromium and protein
09/15/1993EP0559867A1 Use of phosphonium compounds in the production of leather.
08/1993
08/31/1993CA1321685C Tanning agent and process
08/18/1993EP0555400A1 Polyacrylic acid compositions for textile processing
08/18/1993EP0555243A1 Softening filler for leather
08/05/1993WO1993006249A3 Use of phosphonium compounds in the production of leather
08/04/1993EP0554217A1 Aqueous composition for pretanning hides
08/04/1993EP0554216A1 Process for pickling and pretanning of hides
07/1993
07/22/1993WO1993014227A1 Polymeric tanning agents
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