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 9 - Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
Patents for C14C 9 - Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes (1,807)
11/1996
11/14/1996DE19516963A1 Verfahren zur Behandlung von Häuten, Fellen, Ledern und Pelzen mit Tensiden zur Verbesserung der Hydrophobierwirkung und zur Angleichung qualitativ unterschiedlichen wet-blue-Materials Method for the treatment of hides, skins, leathers and furs with surfactants to improve the water-repellency and the approximation qualitatively different wet-blue material
11/14/1996DE19516957A1 Wasserlösliche Copolymere und Verfahren zu ihrer Herstellung und ihre Verwendung Water-soluble copolymers and processes for their preparation and their use
11/14/1996CA2218532A1 Water-soluble copolymers, process for producing the same and their use
11/13/1996EP0741800A1 Aqueous solutions or dispersions of copolymers
10/1996
10/30/1996EP0739425A1 Fatty treatment agent for leather
10/22/1996US5567343 Containing copolymer of fatty crotonate and unsaturated acid or anhydride
10/22/1996US5567340 Nitrogen-free anionic softeners
10/22/1996US5567205 Using alkylpolyglycosides; nontoxic
10/17/1996DE19513522A1 Improving the resistance of leather to hydrotropes
10/17/1996DE19513521A1 Improving the resistance of leather to hydrotropes
10/16/1996CN1033045C Processing method for leather with low fogging upholstery property and leather produced thereby
10/03/1996WO1996030432A2 Methods and apparatus for controlled placement of a polymer composition into a web
09/1996
09/26/1996DE19510527A1 Derivs. of natural fats and oils, useful for dubbing leather
09/24/1996US5558675 With maleic anhydride polymer which has been partially esterified and/or amidated, then hydrolyzed
09/19/1996WO1996028486A1 Copolymers of unsaturated dicarboxylic acids or their anhydrides and vinyl-terminated oligo-olefines and their reaction products with nucleophilic agents
09/19/1996WO1996028483A1 Aqueous solutions or dispersions of copolymers of monoethylenically unsaturated dicarboxylic acids or their anhydrides and of branched chain oligomers or polymers
09/19/1996DE19508656A1 Copolymerisate aus ungesättigten Dicarbonsäuren oder deren Anhydriden und vinylterminierten Oligoolefinen sowie deren Umsetzungsprodukte mit nucleophilen Agentien Copolymers of unsaturated dicarboxylic acids or their anhydrides and vinyl-terminated Oligoolefinen and their reaction products with nucleophilic agents
09/19/1996DE19508655A1 Wäßrige Lösungen oder wäßrige Dispersionen von Copolymerisaten aus monoethylenisch ungesättigten Dicarbonsäuren oder deren Anhydriden und verzweigtkettigen Oligomeren oder Polymeren Aqueous solutions or aqueous dispersions of copolymers of monoethylenically unsaturated dicarboxylic acids or their anhydrides and branched oligomers or polymers
09/19/1996CA2213009A1 Copolymers of unsaturated dicarboxylic acids or their anhydrides and vinyl-terminated oligo-olefines and their reaction products with nucleophilic agents
09/18/1996CN1131147A Carbodiimide compound and water repellent compositions
09/17/1996US5556930 Copolymers and their use in the treatment of leather
09/12/1996WO1996027682A1 Process for preparing animal hides or pelts
09/12/1996DE19507572A1 Verfahren zur Zurichtung von tierischen Häuten oder Fellen A process for finishing animal hides and skins
09/11/1996EP0638128B1 Process and agents for waterproofing materials having a fibrous structure
09/10/1996US5554711 Polyisocyanate addition compounds containing cyanamide groups and their use
09/10/1996US5554306 Sulfited fatty compounds with a reduced content of free hydrogen sulfite
09/04/1996EP0650530B1 New greases for leather and their use
08/1996
08/29/1996DE19506107A1 Ester derivs. for making leather hydrophobic
08/29/1996DE19506103A1 Ester derivs. for making leather hydrophobic
08/29/1996DE19506102A1 Ester derivs. for rendering tanned leather hydrophobic
08/29/1996DE19506101A1 Ester derivs. for rendering tanned leather hydrophobic
08/29/1996DE19506100A1 Ester derivs. for making leather hydrophobic
08/29/1996DE19506099A1 Ester derivs. for making leather hydrophobic
08/28/1996EP0728219A1 Wet treatment of leather hides
08/22/1996WO1996025523A1 Treatment agents for leathers and hides
08/20/1996US5548022 Aqueous dispersion type stain-proofing agent and method for its production
08/20/1996US5547711 From alkoxysilane compounds containing perfluoroalkyl groups
08/14/1996DE19504643A1 Mittel zur Behandlung von Ledern und Pelzen Agents for treating leathers and furs
07/1996
07/23/1996US5539024 Reaction product of perfluoroalkyl sulfonamide, oxyethylene compound such as polyetherester, and epoxy compound such as novolac glycidyl ether, protective coatings for paper, textiles, leather, minerals
07/11/1996WO1996020962A1 Copolymer of vinyl sulfonic acid and method for treating leather
07/10/1996EP0720643A1 Nitrogen-free, anionic active brightening agent
07/09/1996US5534604 Copolymers based on ethylenically unsaturated dicarboxylic anhydrides, long-chain olefins and fluoroolefins
07/09/1996US5534035 Leather treatment compositions
06/1996
06/26/1996EP0582667B1 Fluoroacrylate monomers and polymers, processes for preparing the same and their use
06/25/1996US5529704 Leather fat-liquoring agents
06/20/1996WO1996018765A1 Stain resistant composition containing sulphonated surfactant
06/20/1996CA2205357A1 Stain resistant composition containing sulphonated surfactant
06/18/1996US5527360 Fatliquoring, filling and hydrophobicizing leathers and furs
06/12/1996CN1124253A Copolymer of olefin carboxylic anhydride, long chain olefin hydrocarbon and fluorine substituted hydrocarbon
06/11/1996US5525732 Poly-perfluoroalkyl-substituted alcohols and acids, and derivatives thereof
05/1996
05/29/1996EP0713939A2 Water and oil repellent, soil resistant substrate, and fluor containing compound
05/29/1996EP0713863A1 Carbodiimide compound and durable water repellent compositions containing said compound
05/29/1996EP0651828B1 Use of guerbet alcohols to prevent the formation of fatty spew on leather
05/29/1996EP0651827B1 Use of non-ionic organic dialkyl compounds to prevent the formation of fatty spew on leather
05/07/1996US5514368 Ethoxylation and sulfonation with sulfur trioxide and neutralization with base
05/01/1996EP0709517A1 Process for imparting oil- and water-repellency to textile fibres, skin, leather
04/1996
04/30/1996US5512058 Process for the treatment of skins, hides or shett materials containing collagen by a dense, pressurized fluid
04/11/1996WO1996010652A1 Process for producing leather greasing agents
04/11/1996WO1996010651A1 Greasing agent for leather and pelts
04/11/1996DE4435399A1 Mittel zum Fetten von Leder und Pelzen Means for oiling leather and furs
04/11/1996DE4435398A1 Verfahren zur Herstellung von Lederfettungsmitteln A process for the production of leather fatliquoring agents
04/04/1996DE4433070C1 Milde Detergensgemische Mild detergent mixtures
04/02/1996US5504162 Inexpensive fat-liquoring emulsifiers for fats, oils, waxes; leather production
04/02/1996US5504096 Biocidal compositions for industrial materials
04/02/1996US5503754 Wet treatment of leather hides
03/1996
03/28/1996DE4433959A1 Detergent mixt. with synergistic increase in foaming and cleaning power
03/27/1996EP0702731A1 Leather softening
03/27/1996EP0614494B1 Use of copolymers containing polysiloxane units in the treatment of leathers and furs
03/26/1996US5501707 Maleic acid semiester and (meth)acrylic acid
03/21/1996WO1996008583A1 Use of mass polymerised co-oligomers for stuffing leather
03/21/1996WO1996008551A1 Mild detergent mixtures
03/21/1996WO1996008549A1 Mild detergent mixtures
03/21/1996WO1996008548A1 Mild detergent mixtures
03/14/1996WO1996007473A1 Mild detergent mixtures
03/14/1996DE4432366A1 Milde Detergensgemische Mild detergent mixtures
03/14/1996DE4432361A1 Verwendung von massepolymerisierten Co-Oligomeren zur fettenden Ausrüstung von Leder Use of massepolymerisierten co-oligomers for the oiling of leather
03/14/1996DE4432130A1 Milde Detergensgemische Mild detergent mixtures
02/1996
02/22/1996WO1996004887A1 Foaming detergent mixtures
02/22/1996DE4428823A1 Schäumende Detergensgemische Foaming detergent mixtures
02/14/1996EP0628085B1 Use of reaction products of homo- or copolymerisates based on monoethylenically unsaturated dicarboxylic acid anhydrides with amines or alcohols for stuffing and fulling leathers and fur pelts
02/13/1996US5491261 Poly-perfluoroalkyl-substituted alcohols and acids, and derivatives thereof
02/06/1996US5489389 New leather oiling preparations and their use
01/1996
01/31/1996EP0694551A1 Self-crosslinking aqueous compositions of resins containing perfluoroalkyl groups
01/24/1996EP0693476A1 Resins containing perfluoroalkyl groups and their use
01/18/1996WO1996001331A1 Use of di-, oligo- and/or polyesters with terminal caboxyl groups for the oiling-off of leathers
01/18/1996WO1996001330A1 Use of oligoesters and/or polyesters with terminal carboxyl groups in the oiling off of leather
01/17/1996EP0692566A1 Stain-proofing aqueous dispersion and method for its production
01/17/1996EP0613462B1 Fluoroaliphatic dimer acid derivatives and use thereof
01/11/1996DE4423411A1 Verwendung Carboxylgruppen-terminierter Oligo- und/oder Polyester zur fettenden Ausrüstung von Leder Use of carboxyl-terminated oligomers and / or polyester for the oiling of leather
01/11/1996DE4423352A1 Verwendung Carboxylgruppen-terminierter Di-, Oligo- und/oder Polyester zur fettenden Ausrüstung von Leder Use of carboxyl-terminated di-, oligo- and / or polyester for the oiling of leather
01/03/1996EP0690039A2 Poly-perfluoroalkyl-substituted alcohols and acids, and derivatives thereof
12/1995
12/27/1995CN1113955A Medicinal leather and its making method
12/21/1995DE4433071C1 Milde Detergensgemische Mild detergent mixtures
12/19/1995US5476517 Oiling leather using oiling component in combination with aliphatic alcohol
12/07/1995WO1995033077A1 Stuffing agents for leathers and fur-skins
12/07/1995WO1995033076A1 Use of sulphated compounds for stuffing leather
12/07/1995DE4418943A1 Use of sulphonate(s) as dubbing agents for leather
12/07/1995DE4418942A1 Compsn. for dubbing leather and skins
11/1995
11/30/1995DE4418309A1 Water=sol, =emulsifiable or =dispersible resin contg perfluoroalkyl gps,
11/30/1995DE4418308A1 Aq. self-crosslinking compsn. contg. alkoxy:silane with per:fluoroalkyl gps.
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