Patents by Inventor Bernard Danner
Bernard Danner has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8653229Abstract: Process for the oligomerization of hexafluoropropylene oxide (HFPO) in which the sum of the dimers, trimers, tetramers, pentamers and hexamers represents less than 20% of the weight of the polymerized HFPO, the oligomers other than the dimers, trimers, tetramers, pentamers and hexamers (the remaining oligomers) having an average molecular weight ranging between 1100 and 4000 g/mol, characterized in that the process comprises the steps of contacting hexafluoropropylene oxide (HFPO) at a temperature between ?30° C. to +50° C.Type: GrantFiled: March 25, 2009Date of Patent: February 18, 2014Assignee: Clariant Finance (BVI) LimitedInventor: Bernard Danner
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Publication number: 20110092665Abstract: Process for the oligomerization of hexafluoropropylene oxiyde (HFPO) in which the sum of the dimers, trimers, tetramers, pentamers and hexamers represents less than 20% of the weight of the polymerized HFPO, the oligomers other than the dimers, trimers, tetramers, pentamers and hexamers (the remaining oligomers) having an average molecular weight ranging between 1100 and 4000 g/mol, characterized in that the process comprises the steps of contacting hexafluoropropylene oxide (HFPO) at a temperature between ?30° C. to +50° C.Type: ApplicationFiled: March 25, 2009Publication date: April 21, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventor: Bernard Danner
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Patent number: 7652120Abstract: Substituted aminopolyorganosiloxanes (SH) containing substituted amino groups which are bonded to silicon atoms of the polysiloxane skeleton via alkylene bridges or mono- or oligo-(alkyleneamino)alkylene bridges, in which the amino groups occurring in the aminopolyorganosiloxanes are substituted at least in part with a radical of the formula T—CH2—CHOH—CH2—??(?), in which T signifies the radical of a surfactant monoalcohol polyglycol ether having an emulsifier character, in an average ratio of at least 1.Type: GrantFiled: May 14, 2002Date of Patent: January 26, 2010Assignee: Clariant Finance (BVI) LimitedInventor: Bernard Danner
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Patent number: 7511165Abstract: The present invention relates to silicone waxes having plural tertiary or quaternary amino groups, their preparation and their use as softeners in the textile industry. These waxes can be processed into stable aqueous dispersions and lead to products having a pleasant, soft hand.Type: GrantFiled: October 4, 2004Date of Patent: March 31, 2009Assignee: Clariant Finance (BVI) LimitedInventor: Bernard Danner
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Publication number: 20080242826Abstract: The present invention concerns polysiloxanes having plural quaternary ammonium groups, their preparation and their use as softeners in the textile industry. Materials treated therewith exhibit a surprisingly high shear stability, an excellent, pleasant softness and improved sewability.Type: ApplicationFiled: October 4, 2004Publication date: October 2, 2008Inventor: Bernard Danner
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Publication number: 20070122372Abstract: The present invention relates to silicone waxes having plural tertiary or quaternary amino groups, their preparation and their use as softeners in the textile industry. These waxes can be processed into stable aqueous dispersions and lead to products having a pleasant, soft hand.Type: ApplicationFiled: October 4, 2004Publication date: May 31, 2007Inventor: Bernard Danner
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Patent number: 6989360Abstract: Aqueous textile fiber degreasing agents (WE) essentially consisting of (A) at least one amine oxide of the average formula ?as defined in claim 1, (B) at least one hexanediol, (C) at least one secondary, branched or cyclic hexanol, (D) at least one aminosurfactant of the average formula ?as defined in claim 1 and (E) water, and optionally at least one formulation additive (F), their production and use, particularly under alkaline conditions, in textile goods production.Type: GrantFiled: July 9, 2002Date of Patent: January 24, 2006Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Francis Palacin
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Patent number: 6858044Abstract: Use of (PA) water-dispersible or colloidally soluble polyamides which contain hydrophilic polyalkylene glycol ether chains in the skeletal structure as wet-acting lubricants in the treatment of textile piece goods in rope or tubular form with a textile treatment agent (T) by exhaust methods from aqueous liquor under conditions which would otherwise in the textile substrate favor the formation of transport folds and/or the occurrence of friction in or on the substrate, particularly as wet-acting lubricants in the dyeing of polyamides in the jet, the corresponding wet-acting lubricants, certain polyamide preparations and certain polyamides, and their production.Type: GrantFiled: September 21, 2000Date of Patent: February 22, 2005Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Francis Palacin
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Publication number: 20040236055Abstract: Substituted aminopolyorganosiloxanes (SH) containing substituted amino groups which are bonded to silicon atoms of the polysiloxane skeleton via alkylene bridges or mono- or oligo-(alkyleneamino)alkylene bridges, in which the amino groups occurring in the aminopolyorganosiloxanes are substituted at least in part with a radical of the formulaType: ApplicationFiled: November 13, 2003Publication date: November 25, 2004Inventor: Bernard Danner
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Publication number: 20040186040Abstract: Aqueous textile fibre degreasing agents (WE) essentially consisting ofType: ApplicationFiled: January 9, 2004Publication date: September 23, 2004Inventors: Bernard Danner, Francis Palacin
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Patent number: 6736865Abstract: Aqueous dispersions (L) comprising: (a) a wax which is (a1) a carboxyl-containing hydrocarbon wax or a mixture of such waxes or a mixture of (a1) and (a2) at least one unmodified hydrocarbon wax, (b) a (co)poly(meth)acrylamide or (co)poly-(meth)acrylamide mixture which is (b1) at least one macro(co)poly-(meth)acrylamide, which optionally contains carboxyl-containing comonomers, having an average molecular weight {overscore (M)}W=n·106, where n≧10, or a mixture of (b1) and (b2) at least one (co)poly(meth)-acrylamide, which optionally contains carboxyl-containing comonomers, having an average molecular weight {overscore (M)}W<10·106, and (d) a dispersant system consisting of amphoteric, anionic and/or nonionic surfactants, are surprisingly useful as highly effective crease mark inhibitors having an extremely surfacy effect and are also suitable for particularly short liquors, for example in winch becks and jet-dyeing machines.Type: GrantFiled: December 18, 2000Date of Patent: May 18, 2004Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Francis Palacin
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Patent number: 6605182Abstract: (Co)poly-&agr;-hydroxyacrylic-acid-based polymers (P), optionally in lactonized form or in salt form, optionally as Mg-complexes, and which are characterized by a content in carbohydrate units and 2-hydroxy-2-carboxyethylene-1,2 monomer units, are suitable as biologically degradable, alkali-resistant stabilizers for peroxide bleaching agents.Type: GrantFiled: December 11, 1997Date of Patent: August 12, 2003Assignee: Clariant Finance (BVI) LimitedInventor: Bernard Danner
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Patent number: 6437077Abstract: Self-dispersible mixtures (G) of oligomeric isocyanates (C) reacted in part with polyethylene glycol monoalkyl ether (A), which optionally contains propyleneoxy units, and optionally with a chain extender (K) and exhaustively blocked with an isocyanate-blocking pyrazole (B) are useful as auxiliaries in the finishing of fibrous material with oleophobicizing and/or hydrophobicizing finishes (F) comprising fluorocarbon polymers.Type: GrantFiled: December 8, 2000Date of Patent: August 20, 2002Assignee: Clariant Finance (BVI) LimitedInventor: Bernard Danner
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Patent number: 5908474Abstract: The present invention provides a dye-fixing agent, obtainable by reacting in a first reaction step, either a homopolymer of diallylamine or N-methyl-diallylamine or a copolymer of diallylamine and N-methyl-diallylamine, with an epihalohydrin, the reaction optionally taking place in the presence of an aliphatic amine or polyamine, or reacting the homopolymer or copolymer with a product obtainable by a reaction of epihalohydrin with an aliphatic amine or polyamine, optionally followed by partial quaternization of the reaction product of the first reaction step, characterized in that the end product possesses at least 10 mol % of tertiary amino groups of the following formula (I), based on the total number of amino groups ##STR1## wherein X=halogen, with the provisos that when the homopolymer is an N-methyl-diallylamine, the presence of an aliphatic amine or a polyamine is obligatory in the reaction with the epihalohydrin and when the homopolymer is a homopolymer of diallylamine, partial quaternisation of the reType: GrantFiled: September 15, 1997Date of Patent: June 1, 1999Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Jurg Heller
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Patent number: 5873911Abstract: Polymeric, water soluble, quaternary ammonium compounds (F) obtainable by quaternization of(a) at least one amino-group-containing urea compound that contains one or more groups of the formula--NH--CO--NH--G--L-- (.alpha.)in which G signifies a bridging groupand L signifies a tertiary, quaternizable amino groupwith(b) (b.sub.1) an epihalohydrin and optionally(b.sub.2) at least one further quaternizing agentto a quaternized product (q)and reaction of the quaternized product (q) with(c) a dialdehyde of formula (I) ##STR1## in which Z signifies methylene or the direct bond, or a urea derivative thereof, are suitable as fixing adjuvants in particular in continuous processes under nearly neutral to acidic conditions especially for the improvement of wet fastnesses of dyeings on hydrophilic fibrous material.Type: GrantFiled: August 14, 1997Date of Patent: February 23, 1999Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Francis Palacin
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Patent number: 5851236Abstract: Aqueous, homogeneous 20 to 60% solutions (L) of mixtures of(A) copolymers of(x) (meth)acrylic acidwith (y) maleic acid or maleic acid anhydride in the molar ratio (x)/(y)=0.7/1 to 7/1, with an average molecular weight M.sub.w in the range of from 500 to 500'000, as free acids and/or sodium saltsand (B) Nitrilotriacetic acid as free acid and/or sodium salt,in which the weight ratio (A)/(B) is in the range of from 1/1 to 1/10 at least 25% of the total carboxy groups are present as sodium salt and the pH of (L) is in the range of from 5 to 11, are suitable as adjuvants for the treatment of fibrous material, in particular as scouring agents for dyeings of hydrophilic fibrous material.Type: GrantFiled: August 14, 1997Date of Patent: December 22, 1998Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Francis Palacin
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Patent number: 5783618Abstract: Aqueous, dispersant-containing wax- and polysiloxane-dispersions (P) containingas wax(A) at least one oxidized hydrocarbon wax of needle-penetration (according to ASTM D-1321).ltoreq.4 dim and optionally(B) at least one non-oxidized hydrocarbeon waxand as polydiorganosiloxane(C) at least one optionally amino-modified and/or non-ionically modified polydiorganosiloxane with a nitrogen-content<0.6% by weightand suitably a dispersant system which is(D) a non-ionogenic, cationic or amphoteric dispersant system,are suitable as finishing agents, in particular as highly permanent softeners and sewability improving agents, especially for textile white goods.Type: GrantFiled: July 15, 1996Date of Patent: July 21, 1998Assignee: Clariant Finance (BVI) LimitedInventor: Bernard Danner
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Patent number: 5725599Abstract: A process for the production of mineral tanned or/and re-tanned or/and after-treated leather or pelt, wherein before the mineral tanning, directly after the mineral tanning, directly before the mineral re-tanning, after the mineral re-tanning or/and with the after-treatment of a fatliquoring with a polyvalent metal cation, the substrate is treated with(A) a polymeric carboxylic acid containing .alpha.-hydroxyacrylic acid units, optionally in salt form, as constituent units of the polymer,by which a high exhaustion of mineral (re)tanning agent, an excellent distribution of the tanning agent and very pleasant soft handle of the (re)tanned leather resp. an outstanding water resistance of mineral after-treated fat-liquored leather can be achieved.Type: GrantFiled: March 20, 1995Date of Patent: March 10, 1998Assignee: Clariant Finance (BVI) LimitedInventors: Bernard Danner, Eckardt Hauser, Jurg Heller, Heribert Schmitz, Andre Vallotton
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Patent number: 5601746Abstract: Aqueous dispersions (D) of a wax (W) dispersed in the aqueous phase by means of a dispersant (B), wherein in (D)the wax (W) is(A) an oxidized hydrocarbon wax or a mixture of oxidized hydrocarbon waxesor a mixture or (A) and at least one non-oxidized hydrocarbon wax (P), the acid number of which is.gtoreq.5,and the dispersant (B) isa non-ionogenic, anionic, cationic or amphoteric surfactant or a mixture of two or more of these surfactants, which displays an HLB.gtoreq.7,and the dispersion (D) optionally contains at least one protective colloid (C), at least one agent (E) for pH-adjustment, at least one antifreeze agent (F) and/or at least one preserving agent (D), but is substantially free of other waxes than (A) and (P) and of other surfactants than (B) and (C),are eminently suitable as wet lubricants that are very stable to temperature modifications and to high electrolyte concentrations, especially as occurring in pretreatment and in dyeing of cellulosic substrates.Type: GrantFiled: September 26, 1994Date of Patent: February 11, 1997Assignee: Sandoz Ltd.Inventors: Bernard Danner, Francis Palacin
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Patent number: 5573694Abstract: Aqueous microemulsions of protonated aminopolysiloxanes (.alpha.) comprising an amphoteric surfactant (.beta.) and optionally at least one non-ionic emulsifier (.gamma.) and optionally hydrotropics (.delta.) and/or cationic emulsifiers (.eta.) and the pH of which is .ltoreq.7 are suitable as finishing agents of good stability, in particular stability to shearing forces, for the treatment of fibrous material, in particular textile material.Type: GrantFiled: March 3, 1995Date of Patent: November 12, 1996Assignee: Sandoz Ltd.Inventor: Bernard Danner