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| Number | Title | Issue Date |
| 6518346 | Catalysts for producing cold or hot cross-linkable masses The cross-linking of cross-linkable compositions containing hydroxyl-bearing and carboxylate-bearing addition polymers of 1,3-butadiene is achieved using catalysts containing alkali metal salts of carboxylic acids.... | 02/11/2003 |
| 6489498 | Silanes with hydrophilic groups, their synthesis and use as surfactants in aqueous media Silanes of the general formula ##STR1## are prepared, wherein R1, R2 and R3 in the molecule are the same or different and represent aliphatic or aromatic hydrocarbon groups, R4 is a divalent hydrocarbon group wi... | 12/03/2002 |
| 6423130 | Phosphoric esters and their use as dispersants The invention relates to phosphoric esters of the general formula I ##STR1## where X is 1 or 2; n is from 2 to 18; m and o are each from 2 to 100; k is from 2 to 4; R" is H or a linear or branched alkyl radical; and R' is an alkyl, alkaryl, alkenyl, or su... | 07/23/2002 |
| 6414175 | Innovative siloxane block copolymers with rigid spacers and their use The invention relates to block copolymers of the general average formula ##STR1## with siloxane blocks which are linked via rigid spacers, and to their use as surface-active agents.... | 07/02/2002 |
| 6391319 | Cosmetic and dermatological emulsions comprising alkyl glucosides and increased electrolyte concentrations Cosmetic and dermatological emulsions having at least one aqueous phase, comprising (a) an effective amount of one or more interface-active substances, selected from the group consisting of alkyl glucosides, which are characterized by the structural formu... | 05/21/2002 |
| 6387154 | Process for separating molten metals A process for separating molten metals, the molten metals being treated with metal hydrides is provided. The molten metals employed are from Groups II-IV of the Periodic Table of Elements and the subgroups, including their alloys, and are distinguished by... | 05/14/2002 |
| 6365643 | Photoinitiators for cationic curing The invention relates to modified cationic photoinitiators which exhibit a reduced tendency to crystallize, to a process for reducing the crystallization tendency of cationic photoinitiators, and to the use of the photoinitiators of the invention for the ... | 04/02/2002 |
| 6353068 | Polyacrylates and their use as degassing agents for paints and coatings Polyacrylates having an average molecular weight of from about 1000 to about 10,000 and the general formula ##STR1## where R4 is the radical of a known chain regulator or initiator, R1 is identical or different and is an alkyl radical, pr... | 03/05/2002 |
| 6297331 | Organosiloxanyl derivatives of alkanediol monovinyl ethers, process for their preparation, their modification and their use as paint additives The invention relates to novel organosiloxanyl derivatives of the general formula: ##STR1## to a process for preparing these derivatives, to the use thereof for preparing organomodified siloxanes and to the use thereof as paint additives.... | 10/02/2001 |
| 6287578 | Condensation products containing polyether-modified monoesters and/or -amides of , ଲ-unsaturated dicarboxylic acids, their preparation and use The present invention describes condensation products of polyether-modified and optionally hydrophobically modified monoesters and/or -amides of , ଲ-unsaturated dicarboxylic acids and ammonia, their preparation and use. The condensation produ... | 09/11/2001 |
| 6268404 | Radiation-curable organosiloxane coating compositions This invention provides radiation-curing coating compositions comprising a mixture of organopolysiloxanes modified laterally and terminally with acrylic groups, which exhibit markedly improved adhesion to a variety of substrates following curing and for w... | 07/31/2001 |
| 6248839 | Mercapto-containing block copolymers having polymethacrylic acid and polyalkylene oxide repeating groups The invention relates to polymethacrylate acid-polyalkylene oxide block copolymers, to a process for their preparation and to their use as dispersants or suspension stabilizers for pigments and fillers, e.g. for metal oxides in ceramic materials, for pigm... | 06/19/2001 |
| 6218459 | Pigment pastes comprising hydrophobically modified polyaspartic acid derivatives The present invention relates to aqueous pigment pastes comprising hydrophobically modified polyaspartic acid derivatives as dispersants. The invention relates in particular to the use of hydrophobically modified polyaspartic acid derivatives as dispersan... | 04/17/2001 |
| 6211322 | (Meth)acrylate esters of organosiloxane polyols, process for their preparation, and their use as radiation-curable materials The invention relates to organopolysiloxanes comprising (meth)acrylate groups, to a process for their preparation and to their use as radiation-curing coating materials.... | 04/03/2001 |
| 6193842 | Preparation of insulant boards based on mineral and paper fiber A is a process for preparing insulant boards based on mineral and paper fiber by slurrying mineral fiber, binder and customary additives in water, forming the insulant board by applying the slurry to a wire, and drying and consolidating the insulant board... | 02/27/2001 |
| 6194369 | Pickling/activation solution for the pretreatment of aluminum-steel composites prior to dip tinning The invention relates to an aqueous preparation for the pickling and activation of aluminum-steel composites prior to electroless dip tinning. Specifically, the invention provides pickling/activation solutions for the pretreatment of aluminum-steel compos... | 02/27/2001 |
| 6080686 | Soft cellulosic nonwovens and a method for softening nonwovens A method for softening nonwovens suitable for sanitary or cosmetic purposes or nonwoven polyolefin based webs whereby the organosilicone compounds are applied to the nonwoven materials.... | 06/27/2000 |
| 6045781 | Transparent sunscreen gels The invention relates to transparent sunscreen gels comprising (a) silicone oil (b) polyoxyalkylene-organpolysiloxanes of the general formula (I) ##STR1## where R is an alkyl radical or a hydrogen radical, n=10 to 200, m=1 to 25 and o=1 to 100 with the proviso... | 04/04/2000 |
| 6034172 | Emulsifier mixtures The invention relates to emulsifier mixtures for preparing water-soluble polymers by inverse emulsion polymerization of corresponding monomers or monomer mixtures, to a process for preparing the water-soluble polymers, and to the monomer/water-in-oil emul... | 03/07/2000 |
| 6030939 | Aqueous preparations containing betaines based on polymeric fatty acids An aqueous, flowable preparation contains 5 to 30% by weight of a mixture of betaines, which consists of 15 to 60% by weight of betaines based on fatty acid amides of fatty acids with 8 to 18 carbon atoms, 85 to 40% by weight of betaines based on polymer ... | 02/29/2000 |
| 6001887 | Defoamer emulsion based on organofunctionally modified polysiloxanes A defoamer emulsion, based on organofunctionally modified polysiloxanes, is obtained by mixing one or several more closely defined organofunctionally modified siloxanes and, optionally, finely divided silica, and emulsifying the mixture by means of a low-... | 12/14/1999 |
| 5993529 | Release agent for rubber radiator hoses The invention relates to a release agent and lubricant for rubber moldings, especially radiator hoses, which comprises a polyether which is liquid at room temperature, has a viscosity from 400 to 2000 mPas and is obtained by addition reaction of ethylene ... | 11/30/1999 |
| 5994415 | Compound antifoams for defoaming polymer dispersions and aqueous coating systems The invention relates to compound antifoams comprising alkoxylated partial esters--using from 3 to 60 mol of propylene oxide with or without from 1 to 10 mol of styrene oxide and/or from 1 to 10 mol of butylene oxide--of oligoglycerols, obtainable by cond... | 11/30/1999 |
| 5990187 | Method of preparing polyurethane foam utilizing organofunctionally modified polysiloxanes The invention relates to the use of polysiloxane-polyoxyalkylene copolymers of the general formula I ##STR1## as additives in the production of polyurethane foams.... | 11/23/1999 |
| 5990245 | , ω-polymethacrylate glycols, methods for their synthesis and their use for the preparation of polymers, particularly polyurethanes and polyesters , ω-polymethacrylate glycols of the general formula ##STR1## are prepared and a method for their synthesis and their use as only or partial glycol component for the preparation of polyesters and polyurethanes and for the modification of alkyd... | 11/23/1999 |
| 5981812 | Process for preparing , ω-alkenols The invention relates to a process for preparing ,ω-C4 -C20 -alkenols by catalytic monodehydration of ,ω-alkanediols over a catalyst system comprising the combination of aluminum phosphate and barium phosphate. The ga... | 11/09/1999 |
| 5977282 | Acrylate group-modified organosiloxanyl derivatives of alkanediol monovinyl ethers, process for their preparation, and their use as radiation-curable binders Oraganopolysiloxanes of the general formula ##STR1## where R1 =identical or different aliphatic or aromatic hydrocarbon radicals, R2 =CH2 CH2 O(CR4 R5)x OC(O)CR6 ... | 11/02/1999 |
| 5972285 | Foamable metal articles The invention relates to a process for producing foamable material articles, to the compacted semifinished product obtainable in this way, to the use of the semifinished product for foaming a closed-cell metal article, and to the closed-cell metal article... | 10/26/1999 |
| 5951739 | Process for preparing x-ray amorphous and nanocrystalline metal powders X-ray amorphous and nanocrystalline elemental metal powders of groups IB to VIIIB of the Periodic Table are prepared by reacting halides of these metals with alkali metal hydrides or alkaline earth metal hydrides in an organic solvent with continual milli... | 09/14/1999 |
| 5941812 | Storage-stable, concentrated surfactant composition based on alkylglucosides The invention relates to a storage-stable, concentrated, aqueous surfactant composition comprising a) 40 to 75% by weight of one or more alkylglucosides of the formula R1 O--G!p (I) wherein R1 | 08/24/1999 |
| 5939375 | Low-viscosity alkaline cleaning emulsion The invention relates to a low-viscosity alkaline cleaning emulsion comprising glyceryl trioleate or oleic acid, a nonionic emulsifier, an amine oxide, a hydrotrope, aqueous alkali metal hydroxide solution, a complexing agent and water, wherein the emulsi... | 08/17/1999 |
| 5934579 | Apparatus for treating suspensions An apparatus designed for the batchwise treatment of suspensions comprises a cylindrical reaction vessel (1) which is rotationally symmetric with respect to an axis (4) and within which, in a coaxial arrangement with respect to said axis (4), an insertion... | 08/10/1999 |
| 5910564 | Polyamino acid ester copolymers Copolymers derived from polyamino acids with at least 75% of the units present selected from the group consisting of structural units having the general formulas (I) and (II) in which the structural elements A are identical or different trifunctional hydr... | 06/08/1999 |
| 5891977 | Organopolysiloxanes comprising polyhydroxyorganyl radicals and polyoxyalkylene radicals The present invention relates to organopolysiloxanes comprising polyhydroxyorganyl radicals, especially sugar radicals or sugar-derivative radicals, and polyoxyalkylene radicals, to processes for their preparation and to their use.... | 04/06/1999 |
| 5863966 | Radiation-curing printing inks with enhanced scratch resistance and lubricity Radiation-curing printing inks which comprise organopolysiloxanes of the general formula ##STR1## in which R1 =an alkyl radical having 1 to 8 carbon atoms, R2 =a group of the formula --CH2 --CH2 --C(O)O--R--(OC(... | 01/26/1999 |
| 5856548 | Process for preparing dimethylmonochlorosilane The invention relates to a process for preparing dimethylmonochlorosilane (CH3)2 Si(H)Cl by partial hydrogenation of dimethyldichlorosilane (CH3)2 SiCl2 in a reaction system comprising magnesium hydri... | 01/05/1999 |
| 5844010 | Method of preparing polyurethane foam utilizing block copolymers having linked siloxane blocks The invention relates to the use of block copolymers having linked siloxane blocks of the general average formula ##STR1## as additive in the production of polyurethane foams.... | 12/01/1998 |
| 5837831 | Method for separating alkyl glycosides The invention relates to a method for separating alkyl glycoside mixtures or alcohol-containing alkyl glycoside mixtures by extraction, which is characterized in that the extraction is carried out with an extraction agent, which is close to or below the c... | 11/17/1998 |
| 5831103 | Halogen-magnesium-aluminum hydridohalides, methods for their synthesis and their use as reducing agents Halogen magnesium aluminum hydridohalides of the general formula Mg2 X3 (ether)y !+ AlH4-n Xn !- wherein X is chlorine, bromine or iodine, y is a number from 0 to 6, n is a number from... | 11/03/1998 |
| 5804099 | Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers and defoaming compounds containing them Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers having the general formula: ##STR1## as well as compounds for the defoaming of aqueous dispersion paints that are disclosed contain the copolymers as effective defoaming components.... | 09/08/1998 |
