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    • 4. 发明专利
    • UTILIZACION DE SOLUCIONES ACUOSAS DE BAJA VISCOSIDAD ESTABILIZADORAS DE ESPUMAS FLEXIBLES DE POLIURETANO DE CURADO EN CALIENTE QUE CONTIENEN POLIETERSILOXANOS PARA LA PRODUCCION DE ESPUMAS FLEXIBLES DE POLIURETANO DE CURADO EN CALIENTE.
    • ES2353139T3
    • 2011-02-25
    • ES07787893
    • 2007-07-25
    • EVONIK GOLDSCHMIDT GMBH
    • LANDERS RUDIGERDE GANS BEREND-JAN
    • C08J9/00C08K5/00C08L83/12
    • Solución acuosa de baja viscosidad estabilizadora de las espumas flexibles de poliu-retano de curado en caliente que tiene una viscosidad = 40% en peso hasta = 0,5% hasta = 10% en peso de agua, >= 0% en peso de aditivos disolventes orgánicos, en la cual el polietersiloxano tiene la fórmula (I) siguiente: R1-Si(CH3)2O-[Si(CH3)(OSi(CH3)2R0)O-]u-[Si(OSi(CH3)2R0)2O-]v-[Si(CH3)2O-]w-[SiCH3R2O]x-[SiCH3R3O-]y-[SiCH3R4O]z-[SiR3R4O]t-Si(CH3)2-R5 en la cual son: R0=-O-[Si(CH3)2O-]w-[SiCH3R2O-]x-[SiCH3R3O-]y-[SiCH3R4O]z-Si(CH3)2-R R1, R2, R3, R4 y R5, iguales o diferentes unos de otros en cada caso, un resto alquilo o arilo de 1 a 12 átomos de carbono o en cada caso -CH2-R6 o -CH2-CH2-R6 o po (óxido de alquileno)-poliéter de la fórmu -CmH2mO(C2H4O)a(C3H6O)b(C4H8O)c(C6H5-C2H3O)d(C12H24O)gR7 (II), = H, -C6H5, -CN, -alquilo con C1 a C10, -CH-CH2O (anillo epóxido), alquil-OH, -aril-OH, -Cl, -OH, -R8-O-R9, -R8-O-CO-R9 o un eslabón puente divalente para un resto si-loxano adicional seleccionado del grupo alquile R8-, -R8-COO-R9-OOC-R8-, -R8-OOC-R9-COO-R8-, R7 = resto H, alquilo, acilo, acetilo o arilo, grupo alquil- o aril-uretano o un eslabón puente divalente para un resto siloxano adicional seleccionado del grupo alquileno, -R COR9, - R8-O-R9-O-R R8 = alquilo o arilo, R9= alquilo o ar u = 0 hasta 5, v = 0 hasta 5, t = 0 hasta 15, w = 15 hasta 130, x = 0 hasta 15, y = 0 hasta 15, z = 0 hasta 15, m = 0 hasta 4, a = >= 0 hasta = 0 hasta = 0 hasta = 0 hasta = 0 hasta = 10, con la condición de que x+y+z+t >= 3, y que al menos un sustituyente R1, R2, R3, R4, R5 es un poliéter de acuerdo con la fórmula II, donde la proporción en peso de los componentes mencionados anteriormente se selecciona de tal modo que la proporción total en peso de los componentes no sobrepasa 100% en peso, referida espas flexibles de poliuretano de curado en caliente.
    • 8. 发明专利
    • PROCESS FOR MODIFYING SURFACES
    • CA2688022A1
    • 2010-06-05
    • CA2688022
    • 2009-12-04
    • EVONIK GOLDSCHMIDT GMBH
    • EBBRECHT THOMASSCHUBERT FRANKNAUMANN MATTHIASKNOTT WILFRIEDLEHMANN KATHRINVENZMER JOACHIMDE GANS BEREND-JANSILBER STEFANHENNING FRAUKE
    • C09D183/12C08L83/12
    • Use of one or more mixed hardenable hydroxyl group containing silylpolyether compound (Q) with at least one non-terminal silyl function as a component of composition as modifying- and/or coating-agent for surfaces, is claimed. Use of one or more mixed hardenable hydroxyl group containing silylpolyether compound (Q) of formula (I), (X 1>-Si(X) 2-O-(Si(X) 2-O) k-(Si(X)(X 2>)-O) l 3-(Si(X)(X 3>)-O) l 4-(Si(X 4>)(O-(Si(X) 2-O) k 1-(Si(X)(X 2>)-O) l 5-(Si(X)(X 3>)-O) l 6-Si(X) 2(X 1>))) o-Si(X) 2(X 1>)) (V), or a linear polyether-siloxane-polyether-triblock copolymer compound of formula (X 7>-O-Si(R1a) 2-(O-Si(R1a) 2) m-O-X 7>) (VI), with at least one non-terminal silyl function as a component of composition as modifying- and/or coating-agent for surfaces, is claimed. a : 1-3; b : 0-2, where the sum of a and b is 3, preferably less than 3; c : 0-22; c1 : 0-24; d : 1-1000, preferably 1-500; e : 0-10000; f, g : 0-1000; h, i, j : 0-500; n : 2-8; R : 1-20C-alkyl or 1-20C-haloalkyl; R 1> : optionally saturated, optionally branched residue, which is bonded over O, or a polyether residue of alkoxy-, arylalkoxy- or alkylarylalkoxy group, in which the carbon chain is optionally interrupted by O, an optionally mono- or polycyclic, annelated aromatic aryloxy group, a silicon containing compound or a siloxane residue optionally substituted by alkyl and/or aryl; R 2>, R 3>, R 5>, R 6> : H or optionally saturated, optionally substituted, optionally mono or polyvalent hydrocarbon, where R 5> or R 6> is similar to monovalent hydrocarbon, the cycloaliphatic hydrocarbon is optionally bridged over the fragment Y 1>, and R 2> are/or R 3> are a residue with 1-20 carbon atoms; Y 1> : CH 3 bridge with 1 or 2 methylene unit, or O; R 4> : 1-24C-alkyl or an aromatic or cycloaliphatic residue optionally containing alkyl group; R 7>, R 8> : H, alkyl-, alkoxy-, aryl- or aralkyl group, which becomes polyether ester copolymer under the ring opening polymerization of crosslinkable alkoxysilane group; R 9>-R 1> 2> : H, alkyl-, alkenyl-, alkoxy-, aryl- or aralkyl group, where the hydrocarbon residue is cycloaliphatically or aromatically bridged over Z; Z : a divalent alkylene and/or alkenylene residue; X : cyclic, aliphatic or aromatic, optionally saturated 1-20C-hydrocarbon optionally containing heteroatoms of O, N, P or S X 1> : X, X 2>, or X 3>; X 2> : an alkoxysilyl group containing OH functional polyoxyalkylene residue of formula (Va), which is optionally ester or carbonate modified; X 3> : a terminally etherified polyoxyalkylene residue of formula (Vb); R2a, R3a : 1-20C-hydrocarbon, which optionally contains halo, OH or glycidyloxypropyl, when Y 1> is O; R4a : 1-18C-alkyl optionally bonded to an aryl or cycloaliphatic residue; R7a, R8a : H, alkyl-, alkoxy-, aryl- or aralkyl group; R 1> 3> : 1-18C-alkyl or monofunctional carboxylic acid with terminal transesterified polyoxyalkylene residue of formula (Vc); R 1> 4> : optionally saturated, aliphatic or aromatic 1-30C-hydrocarbon, which contains OH groups; X 4> : X 1> or a fragment of formula (-O(-Si(X)-O) k 2-(Si(X)(X 2>)-O) l 7-(Si(X)(X 3>)-O) l 8-Si(X) 2-X 1>) (Vd); k, k1, k2 : 0-500; l3-l8 : 0-60; o : 0-10; R1a : optionally saturated 1-20C-alkyl; m : 0-5000; and X 7> : polyether fragment of formula (VIa). Provided that: fragments with the index d-j are freely permutable among one another, i.e. sequences are interchangeable against each other within the polyether chain; fragments with the index k, k1, l2, l3, l4, l5, l6, l7, l8 and o are freely permutable among one another, i.e. sequences are interchangeable against each other within the siloxane chain, and selectively statistically distributed or exist as a block; and X 1> is X 2>, when the sum of l3-l7 is 0 or X 1> is not equal to X 2>, when l3-l7 is at least 1. Independent claims are included for: (1) a composition for surface modification or coating comprising (I); (2) the surface modification of particles or films comprising applying the compositions containing (I) either under mixing, or in the presence of pure crosslinking catalyst, or from suitable organic and/or inorganic solvents on the particle surface or from emulsion, where the compounds react covalently or physically; and (3) the surface modification of particle surfaces comprising modifying the particle or a matrix dispersed particle by adding (Q) under mixing and optionally adding a suitable catalyst. [Image] [Image] [Image] [Image].
    • 9. 发明专利
    • USE OF AQUEOUS POLYURETHANE HOT SOFT FOAM STABILIZING SOLUTIONS OF LOW VISCOSITY HAVING POLYETHER SILOXANE IN THE PRODUCTION OF POLYURETHANE HOT SOFT FOAMS
    • CA2660403C
    • 2014-06-03
    • CA2660403
    • 2007-07-25
    • EVONIK GOLDSCHMIDT GMBH
    • LANDERS RUEDIGERDE GANS BEREND-JAN
    • C08J9/00C08K5/00C08L83/12
    • The object of the present invention relates to aqueous polyurethane hot soft foam stabilizing solutions of low viscosity that can be used in the production of polyurethane hot soft foams, wherein the aqueous polyurethane hot soft foam stabilizing solution of low viscosity comprises the following components >= 40% by weight to = 0,5% by weight to = 10% by weight water, >= 0% by weight organic solvent additives, wherein the polyurethane siloxane has the following formula (I): R1-Si(CH3)2O-[Si(CH3)(OSi(CH3)2R0)O-]u-[Si(OSi(CH3)2R0)2O-]v-[Si(CH3)2O-]w-[SiCH3R2O- ]x-[SiCH3R3O-] y-[SiCH3R4O]z-[SiR3R4O]t-Si(CH3)2-R5, wherein R0= -O-[Si(CH3)2O-]w-[SiCH3R2O-]x-[SiCH3R3O-] y-[SiCH3R4O]z-Si(CH3)2-R5; R1, R2, R3, R4 and R5 = each represent equally or differently from each other an alkyl or aryl residue of 1 to 12 carbon atoms, or each -CH2-R6 oder -CH2-CH2-R6 or polyalkylene oxide polyether of the formula (II), -CmH2mO(C2H4O)a(C3H6O)b(C4H8O)c(C6H5-C2H3O)d(C12H24O)gR7, R6 = H, -C6H5, -CN, -Alkyl with C1 to C10, -CH-CH2O (epoxy ring), -Alkyl-OH, -Aryl-OH, -Cl, - OH, -R8-O-R9, -R8-O-CO-R9 or a divalent binding link to a further siloxane residue, selected from the group of alkylene, -R8-O-R9-, -R8-COO-R9, - R8-O-R9-O-R8-, - R8-COO-R9-OOC-R8-, -R8-OOC-R9-COO-R8-, R7 = H, alkyl-, acyl-, acetyl- or aryl residue, alkyl- or aryl urethane group, or a divalent binding link to a further siloxane residue, selected from the group of alkylene, -R8- O-R9-, -R8-COO-R9, - R8-O-R9-O-R8-, -R8-COO-R9-OOC-R8-, -R8-OOC-R9-COO-R8-, R8 = alkyl- or aryl-; R9 = alkyl- or aryl-; u = 0 to 5; v = 0 to 5; t = 0 to 15; w = 15 to 130; x = 0 to 15; y = 0 to 15; z = 0 to 15; m = 0 to 4; a = >= 0 to = 0 to = 0 to = 0 to = 0 to =10; provided that x + y + z + t >= 3, and that at least one substituent R1, R2, R3, R4, R5 represents a polyether according to formula (II), wherein the proportion by weight of the above stated components is selected such that the total proportion by weight of the components does not exceed 100% by weight, based on the polyurethane hot soft foam stabilizing solution.