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| Number | Title | Issue Date |
| 8062540 | Low-VOC leather A natural leather is treated with a tanning agent, a re-tanning agent, a dye and a greasing agent, wherein a treatment agent for inhibiting the generation of formaldehyde and acetaldehyde from the natural leather is added to the greasing step so that the natural lea... | 11/22/2011 |
| 7416601 | Black perylene pigments Black perylene pigments which comprise one of the isomers of the formula Ia or Ib in which R1, R2 are each independently phenylene, naphthylene or pyridylene, each of which may be mono- or... | 08/26/2008 |
| 7381250 | Interior protectant/cleaner composition The present invention provides a liquid protectant composition composed of a cationic microemulsion of a natural wax (carnauba wax) nanometer sized particles and zinc oxide nanometer sized particles in combination with a quaternary siloxane compound. The protectant ... | 06/03/2008 |
| 7378032 | Coating composition for leather, coating method, and coated leather A paint composition for leather comprising a fluorine-containing resin and a silicone oil, and a paint composition for leather comprising a curable fluorine-containing resin, a curing agent and a silicone oil can have both soft feeling of a leather itself and film p... | 05/27/2008 |
| 7354457 | Tanning agent and curing agent based on dialdehydes Tanning agents can be prepared by reacting at least one aldehyde of formula I, with at least one further identical or different aldehyde of formula I, where Z is a single chemical bond, unsubstitute... | 04/08/2008 |
| 7300599 | Lubricant for the production and treatment of leather Fatliquoring agents for the production and/or for the treatment of leather comprising (A) at least one natural lipoid; (B) at least one polymer based on the monomers acrylic acid and/or methacrylic acid; (C) an emulsifier compo... | 11/27/2007 |
| 7288510 | Nitrogen-containing ortho ester-based surfactant, its preparation and use The present invention relates to a new tertiary or quaternary nitrogen-containing ortho ester-based surfactant, where the hydrophobic and hydrophilic parts am attached by separate ortho ester linkages. The ortho ester surfactants are stable in alkaline solutions, bu... | 10/30/2007 |
| 7288119 | Leather treatment An improved method for dying leather with propylene glycol monomethyl ether (PGME) systems comprising adding polyacrylate resin base, C3 and C4 alcohols, and n-butyl acetate and negating the need for teflon dispersions, dibutyl phthalate, and improves the dye penetr... | 10/30/2007 |
| 7282066 | Processes for preparing and using tanning agents and preservatives A process for the preparation of aqueous formulations, and aqueous formulations so prepared, the process comprising heating at least one cyclic compound of the formula I in the presence of water and of an acidic ... | 10/16/2007 |
| 7229486 | Shoe and leather care product The invention provides a water-based low VOC shoe and leather care product having good product properties and characteristics, which can be formulated by making an appropriate and careful selection of ingredients and their amounts. A shoe and leather care product ac... | 06/12/2007 |
| 7226896 | Organic emulsion-breaking formula and its use in treating well bores drilled in oil-base mud An organic based emulsion-breaking formulation for use in treating well bores drilled in oil-bearing mud that is not eco-toxic and is optimally compatible with formation fluids comprises: as the emulsion-breaking agent, at least on... | 06/05/2007 |
| 7226639 | Carbonization of cellulosic fibrous materials in the presence of an organosilicon compound The subject of the present invention is a method of obtaining fibrous carbon materials by carbonization of cellulosic fibrous materials carried out continuously or batchwise in the presence of at least one organosilicon compound. Characteristically, said organosilic... | 06/05/2007 |
| 7208016 | Chromium-free, waterproof leather Chromium-free leather having a waterproofness, measured as penetration time according to DIN 53338 , of at least 30 min. ... | 04/24/2007 |
| 7201854 | Active compound combinations for protecting animal hides and leather The present application relates to the use of active compound combinations containing phenolic active compounds and fungicidal active compounds for preserving animal hides and leather. ... | 04/10/2007 |
| 7192534 | Low-VOC stuffing agents, the use thereof in the production and/or treatment of leather and skins and corresponding production or treatment method Agents for the fatliquoring of, in particular, leathers and hides tanned in the absence of chromium comprise A) at least one modified natural oil and B) at least one stabilizer LnR | 03/20/2007 |
| 7166235 | Compositions comprising anionic functionalized polyorganosiloxanes for hydrophobically modifying surfaces and enhancing delivery of active agents to surfaces treated therewith Disclosed are compositions and methods for treating and modifying surfaces and for enhancing delivery of active agents to surfaces treated therewith, wherein the compositions comprise siloxane polymers functionalized with pendant moieties comprising two or more anio... | 01/23/2007 |
| 7160480 | Leather treated with fluorochemicals A method of treating leather for imparting soil resistance to the leather by contacting the leather with a fluorinated hydrophobic additive comprising at least one fluorinated urethane or a mixture of at least one fluorinated urethane with at least one fluorinated e... | 01/09/2007 |
| 7157017 | Fungicidal compositions and methods using cyanodithiocarbimates The invention relates to control fungal growth on tanned hides, using cyanodithiocarbimates of formula (I): X is a halogen; R is a substituted or unsubstituted C1–... | 01/02/2007 |
| 7118603 | Process for the preparation of a formaldehyde-free synthetic tanning agent A process for the preparation of a synthetic tanning agent is disclosed whereby multi functional polymer is polymerized with sulfonated aromatic compound, pretreated with organic ligand to form an organo-polymeric matrix, which is essentially formaldehyde-free. The ... | 10/10/2006 |
| 7060363 | Chromium-free, waterproof leather Chromium-free leather having a waterproofness, measured as penetration time according to DIN 53338, of at least 30 min. ... | 06/13/2006 |
| 7056449 | Aqueous silica dispersion An aqueous silica dispersion containing silica particles dispersed in an aqueous medium is provided. The surfaces of the silica particles are treated with reacted aminosilane compound. The aqueous silica dispersion also contains anionic polymeric dispersing agent. T... | 06/06/2006 |
| 7001435 | Leather treatment An improved method for dyeing leather wit propylene glycol monomethyl ether (PGME) systems comprising adding polyacrylate resins base, C-3 and C-4 alcohols, and n-butyl acetate and negating the need for aqueous compositions, Teflon dispersions, dibutyl phthalate, an... | 02/21/2006 |
| 6989056 | IR reflective pigment compositions The present invention relates to IR reflective black pigment compositions comprising a halogenated copper phthalocyanine such as C.I. Pigment Green 7 and a perylenetetracarboxylic acid diimide such as C.I. Pigment Violet 29. The compositions are characterized by an ... | 01/24/2006 |
| 6949503 | Fabric softener compositions The present invention relates to a method of use of a softener composition for the antipilling treatment of textile fibre materials in domestic applications, which softener composition comprises: A) a fabric softener; ... | 09/27/2005 |
| 6936735 | Photostable cationic organic sunscreen compounds and compositions obtained therefrom Compounds of Formula I: wherein R, R1 and R2 are each independently hydrogen or linear or branched C1 to C10 alkyl, or linear or bra... | 08/30/2005 |
| 6872324 | Aqueous dispersion An aqueous dispersion comprising a polymer (a) having a repeating unit (A) which comprises four carbon atoms connected in a linear chain and which has one double bond at the second position and a polyfluoroalkyl group bonded to an arbitrary carbon atom, and a surfac... | 03/29/2005 |
| 6849095 | Agent and method for enzymatically tanning skins Described are a composition and process for the enzymatic tanning of hides utilizing one or more transglutaminases for crosslinking the collagen in the hide. ... | 02/01/2005 |
| 6753369 | Leather waterproofing formulation and leather goods waterproofed therewith The present invention relates to novel formulations for water proofing leather, a process for waterproofing leather, and leather goods waterproofed by the formulations and processes of the present invention. More specifically, the present invention relates to the us... | 06/22/2004 |
| 6689870 | Protein macromolecular dyes Protein macromolecular dyes, A(B)b are disclosed, wherein A are protein macromolecules including natural protein macromolecules and modified natural protein macromolecules such as casein, gelatin and fur-protein; B are dyes including azo dyes, ... | 02/10/2004 |
| 6491745 | Water/oil repellent composition The object is to provide a water/oil repellent composition which can simultaneously perform a water/oil treatment and a polishing treatment to leather products such as leather shoes, etc., by using one water/oil repellent composition, and can also exert e... | 12/10/2002 |
| 6491838 | Triamino- and fluoroalkyl-functional organosiloxanes An organosiloxane which has at least one triamino group of formula I: [NHx (CH2)a NHy (CH2)b NHz ]-- (I) which is bonded to at least one silicon atom via at least one N-bonded alkylene gr... | 12/10/2002 |
| 6482483 | Phosphonium salt composition A composition comprising tris(hydroxymethyl)phosphine or phosphorus-containing salts or condensates of those salts with nitrogen-containing compounds coated or absorbed onto a solid or porous substrate is disclosed. The salts or condensates are based on ... | 11/19/2002 |
| 6478866 | Aqueous pigment preparations Aqueous pigment preparations containing a) at least one pigment, b) at least one condensation product based on A) suphonated aromatics, B) aldehydes and/or ketones and optionally C) one or several compounds selected from the group of non sulphonated aroma... | 11/12/2002 |
| 6471885 | Leather coating composition An aqueous leather coating composition containing a multi-stage emulsion polymer having a stage of Tg | 10/29/2002 |
| 6451062 | Hide-curing additive The invention relates to an improved hide-curing additive comprising an effective biocidal amount of an essential oil and a non-ionic surfactant. The improved additive provides an effective cure for the hides, is environmentally safe and economical.... | 09/17/2002 |
| 6447588 | Water-and-oil repellant composition of aqueous dispersion type A water dispersion type water and oil repellent composition which undergoes little change in viscosity even if freezing/thawing cycles are repeated and which is excellent in storage stability. The dispersion is capable of imparting excellent water and oil... | 09/10/2002 |
| 6440321 | Mixed fluorochemical hydrocarbon condensates to impart oil and water repellency to a substrate A fluorochemical composition to impart water repellency and/or oil repellency to a substrate, the composition comprising one or more condensates of (i) a methylolated amine or a C1 -C4 alkoxylated derivative thereof, (ii) a hydrocarb... | 08/27/2002 |
| 6391189 | Wax blend for aqueous applications The present specification relates to wax blends comprising partial esters of polyols and montan wax acid, hydrocarbon wax, long-chain carboxylic acids and long-chain alcohols and to their use. With such blends it is possible, without water-soluble emulsif... | 05/21/2002 |
| 6387291 | Leather coating binder and coated leather having good embossability and wet-flex endurance An aqueous leather coating composition and a method for coating leather with the aqueous coating composition are provided. The aqueous coating composition contains an aqueous emulsion polymer which includes from 0.4% to 10% by weight of a copolymerized ac... | 05/14/2002 |
| 6375861 | Combination of active substances The present application relates to the use of combinations of active compounds composed of phenolic active compounds and azole compounds for the preservation of animal hides and leather.... | 04/23/2002 |
