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1. 发明申请

WO2008071466A1 PROCESS FOR PREPARING FUMED SILICA DISPERSIONS 审中-公开
标题翻译：制备二氧化硅分散体的方法
公开(公告)号：WO2008071466A1
公开(公告)日：2008-06-19
申请号：PCT/EP2007/059306
申请日：2007-09-05
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe
发明人： LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe
IPC分类号： C01B33/141 , C01B33/26
CPC分类号： C01B33/1417
摘要： Process for preparing an aqueous dispersion of fumed silica having a pH of 9 to 11.5, the silica having a BET surface area of 30 to 400 m 2 /g and being present in the dispersion at 20% -1 , - dilution is carried out with water until the desired silica content is exceeded by 0.1% to 10%, and - subsequently, under the same shearing conditions, an aqueous base is added in an amount and concentration such that the amount needed to attain the desired solids content is reached and a pH of 9 to 11.5 results.
摘要翻译：制备pH为9〜11.5的煅制二氧化硅水分散液的方法，二氧化硅的BET表面积为30〜400m 2 / g，分散液中存在20％<40 重量％，其特征在于 - 水循环并通过进料装置，并且在转子/定子机器运行的情况下，引入热解法二氧化硅粉末，其量使得预备分散体的二氧化硅含量为25％和70重量％，并且在添加了所有的二氧化硅粉末之后，将进料装置关闭，并且在2至4的pH和10至50℃的温度下，用剪切力进行剪切速率为10 000至30 000 s -1，稀释用水进行，直到所需的二氧化硅含量超过0.1％至10％，随后在相同的剪切条件下，加入水性碱，其用量和浓度使得达到达到所需固体含量所需的量，并得到9至11.5的pH。

2. 发明申请

WO2012156199A1 AUF ORGANISCHEM LÖSUNGSMITTEL BASIERENDE METALLOXID-DISPERSION 审中-公开
标题翻译： ON基于有机溶剂的金属分布
公开(公告)号：WO2012156199A1
公开(公告)日：2012-11-22
申请号：PCT/EP2012/057968
申请日：2012-05-02
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe
发明人： LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe
IPC分类号： B01J13/00
CPC分类号： B01J13/0047
摘要： Metalloxidpartikel enthaltende Dispersion, bei der a) die Metalloxidpartikel a1) ausgewählt sind aus einem oder mehreren Oxiden der Gruppe bestehend Titandioxid, Ceroxid, Zinkoxid und Zirkondioxid, a2) mit einem Anteil von wenigstens 25 Gew.-% in der Dispersion vorliegen, a3) einen mittleren Aggregatdurchmesser von 20 bis 120 nm aufweisen und b) die flüssige Phase b1) 90 bis 99,5 Gew.-% eines oder mehrerer Alkanole C n H 2 n+1 OH mit n = 2 bis 4, b2) 0,5 bis 10 Gew.-% einer oder mehrerer a,ß-ungesättigter Carbonsäuren mit 4 bis 12 C-Atomen, b3) 0 bis 2 Gew.-% eines oder mehrerer Alkandiole HO(CH 2 ) x OH mit x = 2 bis 4, b4) maximal 5 Gew.-% Wasser und b5) maximal 2 Gew.-%, in Summe, Dispergieradditive aus der Gruppe bestehend aus polyoxyethylenierten Alkyletherphosphaten, polyoxyethylenierten Aryletherphosphaten; Alkylolammoniumsalzen von Block-Copolymeren mit aciden Gruppen; Polyalkylenglykolen, Polyalkyleniminen, Polyalkylenalkoholen enthält. Verwendung der Dispersion zur Herstellung von Farbstoffsolarzellen.
摘要翻译：含金属氧化物的分散体，其中a）粒子A1）选自二氧化钛，氧化铈，氧化锌和二氧化锆组成的组中的一种或多种氧化物中选择的金属氧化物，A2）的存在量为至少25重量％，在该分散体的比例，a3）的一个液相B1）20的具有平均聚集体直径90至120纳米，b）至多99.5重量％的一种或多种链烷醇ñ为C n H 2n个的％+ 1 OH，其中n = 2〜4，B2）0.5〜10重量份的具有4至12个碳原子，B3）0至2重量％的一种或多种链烷二醇HO（CH 2）的％的一种或多种α，β-不饱和羧酸％X OH，其中x = 2至4，B4）至多5重量％的水，和b5）的最大的2重量％，总计，选自聚氧乙烯化烷基醚磷酸盐的分散，聚氧乙烯Aryletherphosphaten; 具有酸性基团的嵌段共聚物的烷基醇铵盐; 含有聚亚烷基二醇，聚亚烷基亚胺，Polyalkylenalkoholen。使用用于制备染料太阳能电池的分散体。

3. 发明申请

WO2010006839A3 DISPERSION OF HYDROPHOBICIZED SILICON DIOXIDE PARTICLES AND GRANULES THEREOF 审中-公开
公开(公告)号：WO2010006839A3
公开(公告)日：2010-01-21
申请号：PCT/EP2009/056802
申请日：2009-06-03
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha
发明人： LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha
IPC分类号： C09C1/30 , C09D7/12
摘要： Process for preparing a dispersion of surface-modified silicon dioxide particles having an average particle diameter of not more than 100 nm by high-pressure milling of a preliminary dispersion comprising a) 10% to 50% by weight of surface-modified silicon dioxide particles, b) at least one glycol monoether of the general formula (A): H 3 C(CH 2 ) m -O-(CH 2 ) n -[O-(CH 2 ) o ] p -OH, c) at least one carboxylic ester of the general formula (B): H 2x+1 C x -O-CH 2 -(CHR)-[O-CHR] y -O-C(=O)-C z H 2z+1 , d) the molar ratio A/B being 10:90 to 40:60 and m, n, o, p, x, y and z being independent of one another. Dispersion obtainable by this process. Process for producing granules of surface-modified silicon dioxide particles by separating off the liquid phase of the dispersion. Granules obtainable by this process. Use of dispersion and granules in coating materials.

4. 发明申请

WO2010006837A3 PROCESS FOR PREPARING REDISPERSIBLE SURFACE-MODIFIED SILICON DIOXIDE PARTICLES 审中-公开
公开(公告)号：WO2010006837A3
公开(公告)日：2010-01-21
申请号：PCT/EP2009/056733
申请日：2009-06-02
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha
发明人： LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha
IPC分类号： C09C1/30 , G03G9/097 , C08K3/36 , C09J11/02 , C09D7/12
摘要： Process for preparing surface-modified silicon dioxide particles with a mean particle diameter of at most 100 nm, comprising the steps of: a) providing a predispersion b) high-pressure grinding of the predispersion to form a dispersion c) removing the liquid phase of the dispersion, the predispersion comprising al) surface-modified silicon dioxide particles which are at least partly aggregated, are bonded to the surface-modifying component via Si-O-Si bonds and still have reactive groups on their surface, a2) one or more organosilicon compounds which have at least one silicon-carbon bond and at least one functional group which can react with the reactive groups to form a covalent Si-O-Si bond, and a3) one or more solvents. Redispersible, surface-modified silicon dioxide particles obtainable by this process. Use of these in toner powders, silicone rubber, adhesives and scratch-resistance surface coatings.

5. 发明申请

WO2008068062A1 DISPERSION CONTAINING TITANIUM DIOXIDE 审中-公开
标题翻译：含二氧化钛的分散体
公开(公告)号：WO2008068062A1
公开(公告)日：2008-06-12
申请号：PCT/EP2007/058930
申请日：2007-08-28
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha , VORMBERG, Reinhard
发明人： LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha , VORMBERG, Reinhard
IPC分类号： C09C1/36 , C03C17/25 , C04B41/50 , C09D17/00
CPC分类号： C04B41/87 , B01J21/063 , B01J35/004 , B82Y30/00 , C01P2004/64 , C01P2006/12 , C01P2006/22 , C03C17/256 , C03C2217/212 , C03C2217/71 , C04B41/009 , C04B41/5041 , C04B2111/00827 , C04B2111/805 , C08K3/22 , C09D7/61 , C09D7/67 , C09D17/008 , C04B41/4539 , C04B41/4549 , C04B33/00 , C04B35/00
摘要： Aqueous dispersion which contains titanium dioxide, water, at least one aminoalcohol and at least one hydroxycarboxylic acid, the titanium dioxide being present in the form of aggregated primary particles having a mean, volume-related aggregate diameter of 70 to 100 nm and the proportion in the dispersion of titanium dioxide being 25 to 50% by weight, aminoalcohol being 2.5 to 6.5 µmol/m 2 of specific surface area of titanium dioxide and hydroxycarboxylic acid being 1 to 3 µmol/m 2 of specific surface area and the ratio of aminoalcohol/hydroxy-carboxylic acid, in mol/mol, being 2 to 3.
摘要翻译：含有二氧化钛，水，至少一种氨基醇和至少一种羟基羧酸的水分散体，二氧化钛以聚集的一次粒子的形式存在，其平均体积相关聚集体直径为70〜100nm，二氧化钛的分散体为25〜50重量％，氨基醇为二氧化钛和羟基羧酸的比表面积为2.5〜6.5μmol/ m 2，为1〜3μmol/ m 2 比表面积和氨基醇/羟基羧酸（mol / mol）的比例为2〜3。

6. 发明申请

WO2009121680A1 DISPERSION COMPRISING HYDROPHOBIZED SILICON DIOXIDE PARTICLES 审中-公开
标题翻译：分散含有二氧化硅的二氧化硅颗粒
公开(公告)号：WO2009121680A1
公开(公告)日：2009-10-08
申请号：PCT/EP2009/052581
申请日：2009-03-05
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha
发明人： LORTZ, Wolfgang , PERLET, Gabriele , DIENER, Uwe , REITZ, Sascha
IPC分类号： C09C1/30 , B01F17/14 , C09D7/12 , C09D5/02
CPC分类号： B01F17/0064 , B01F17/0007 , B82Y30/00 , C01P2004/61 , C01P2004/62 , C01P2004/64 , C01P2006/12 , C01P2006/22 , C01P2006/90 , C08K3/36 , C09C1/3063 , C09C1/3072 , C09D5/027 , C09D7/43 , C09D7/62
摘要： Aqueous dispersion which comprises hydrophobized silicon dioxide particles and in each case one or more dispersing additives, a basic composition, and which is free of colour pigments, inactive fillers and binders, in which the hydrophobized silicon dioxide particles have a methanol wettability of 30 to 60 and are present in the dispersion with a proportion of 0.1 to 50% by weight, - the proportion of water is 30 to 90% by weight based on the dispersion, - the dispersing additive is at least one phosphate ester of an ethoxylated alcohol having 8 to 18 carbon atoms, the proportion of which is 3 to 25% by weight based on the proportion of the hydrophobized silicon dioxide particles, - the basic composition comprises or consists of one or more amines of the general formula RNH 2 , R 2 NH and R 3 N, where R is an alkyl group or a hydroxyl-substituted alkyl group having in each case 2 to 10 carbon atoms, and is present with a proportion of 5 to 30% by weight based on the proportion of hydrophobized silicon dioxide particles, - the dispersion further comprises one or more polyols having 2 to 15 carbon atoms, the proportion of which is 1 to 10% by weight based on the proportion of hydrophobized silicon dioxide particles, - the pH of the dispersion being 9 to 11.
摘要翻译：水分散体，其包含疏水化二氧化硅颗粒，并且在每种情况下为一种或多种分散添加剂，碱性组合物，并且不含有颜色的颜料，无活性填料和粘合剂，其中疏水化二氧化硅颗粒的甲醇润湿性为30至60 并且以分散体的比例为0.1〜50重量％存在于分散体中， - 基于分散体的水的比例为30〜90重量％， - 分散添加剂为至少一种乙氧基化醇的磷酸酯，具有8个至18个碳原子，其比例为3-25重量％，基于疏水化二氧化硅颗粒的比例， - 碱性组合物包含一种或多种通式RNH 2，R 2 NH和 R 3 N，其中R为烷基或羟基取代的烷基，每种情况为2至10个碳原子，并且以水合比例为基准存在5至30重量％的比例炉渣二氧化硅颗粒， - 分散体还包含一种或多种含有2至15个碳原子的多元醇，其比例为疏水化二氧化硅颗粒的比例为1-10重量％， - 分散体的pH为9 到11岁

7. 发明申请

WO2009095139A2 SILICA DISPERSION 审中-公开
标题翻译：二氧化硅分散剂
公开(公告)号：WO2009095139A2
公开(公告)日：2009-08-06
申请号：PCT/EP2008/068339
申请日：2008-12-30
申请人： EVONIK DEGUSSA GMBH , SCHEFFLER, Jochen , LORTZ, Wolfgang , PERLET, Gabriele
发明人： SCHEFFLER, Jochen , LORTZ, Wolfgang , PERLET, Gabriele
CPC分类号： C01B33/14 , A01N25/04 , A01N59/00 , A01N61/00 , A01N2300/00
摘要： Dispersion comprising, in addition to water, from 0.5 to 20% by weight of hydrophobic silica, 0.01 to 10% by weight of a gelling or viscosity-increasing additive, 0.1 to 1% by weight of a preservative and 0 to 1% by weight of a surface-active agent, which comprises, as additional component, at least one insecticide and/or acaricide. It is prepared by dispersing the individual components, successively or together, in the water and, in this connection, deaerating the individual components before and/or during the addition or deaerating the dispersion during the individual dispersing stages. The dispersion can be used as insecticide or acaricide.
摘要翻译：分散体除了水以外还含有0.5-20重量％的疏水性二氧化硅，0.01-10重量％的胶凝或增粘添加剂，0.1-1重量％防腐剂和0-1重量％的表面活性剂，其包含作为另外的组分的至少一种杀虫剂和/或杀螨剂。通过将各个组分连续地或一起分散在水中制备，并且在这一点上，在各个分散阶段之前和/或期间在分散步骤期间对分散体进行脱气或脱气。分散体可用作杀虫剂或杀螨剂。

8. 发明申请

WO2008071462A1 DISPERSION OF HIGH SURFACE AREA SILICA 审中-公开
标题翻译：高表面积二氧化硅的分散
公开(公告)号：WO2008071462A1
公开(公告)日：2008-06-19
申请号：PCT/EP2007/058935
申请日：2007-08-28
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , PERLET, Gabriele , WILL, Werner , SCHUMACHER, Kai
发明人： LORTZ, Wolfgang , PERLET, Gabriele , WILL, Werner , SCHUMACHER, Kai
IPC分类号： C01B33/141
CPC分类号： C09D5/34 , B82Y30/00 , C01B33/1417 , C01P2004/50 , C01P2004/64 , C01P2006/12 , C01P2006/19 , C01P2006/22 , C08K3/22 , C09D7/61 , C09D7/67 , C09K3/1003
摘要： Dispersion comprising water and mixed potassium silicon oxide powder, where - the mixed oxide powder is in the form of aggregates of primary particles, has a BET surface area of 100 to 400 m 2 /g, has an average aggregate diameter in the dispersion of less than 100 nm, and possesses a potassium fraction of 0.05% to 1.5% by weight, calculated as K 2 O and based on the mixed oxide powder, and - the dispersion has a fraction of mixed oxide powder in the dispersion of 25% to 40% by weight, the sum of water and mixed oxide powder is at least 98% by weight and the pH is 9 to 11.5.
摘要翻译：包含水和混合的氧化钾粉末的分散体，其中 - 所述混合氧化物粉末为初级颗粒的聚集体形式，其BET表面积为100-400m 2 / g，具有平均值分散体中的聚集体直径小于100nm，并且具有基于混合氧化物粉末计算的0.05重量％至1.5重量％的钾分数，并且 - 分散体具有分散体中混合氧化物粉末的一部分为25〜40重量％，水和混合氧化物粉末的总和为98重量％以上，pH为9〜11.5。

9. 发明申请

WO2009095141A2 SILICON DIOXIDE DISPERSION 审中-公开
标题翻译：二氧化硅分散剂
公开(公告)号：WO2009095141A2
公开(公告)日：2009-08-06
申请号：PCT/EP2008/068344
申请日：2008-12-30
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , SCHEFFLER, Jochen , PERLET, Gabriele
发明人： LORTZ, Wolfgang , SCHEFFLER, Jochen , PERLET, Gabriele
IPC分类号： A01N25/04 , A01N25/06 , A01N59/00 , A01P7/02
CPC分类号： A01N25/04 , A01N59/00 , A01N61/00 , A01N25/06 , A01N2300/00
摘要： Dispersion comprising hydrophobic pyrogenically prepared silicon dioxide, alcohol and at least one additive which promotes the dispersion and, as additional component, at least one insecticide and/or acaricide. The dispersion can be canned in spray cans and used as insecticide.
摘要翻译：分散体包含疏水性热解法制备的二氧化硅，醇和促进分散的至少一种添加剂，以及作为另外的组分的至少一种杀虫剂和/或杀螨剂。分散体可以在喷雾罐中罐装并用作杀虫剂。

10. 发明申请

WO2009074440A2 PROCESS FOR PREPARING SILICON DIOXIDE DISPERSIONS 审中-公开
标题翻译：制备二氧化硅分散体的方法
公开(公告)号：WO2009074440A2
公开(公告)日：2009-06-18
申请号：PCT/EP2008/065917
申请日：2008-11-20
申请人： EVONIK DEGUSSA GMBH , LORTZ, Wolfgang , WILL, Werner , REITZ, Sascha , PERLET, Gabriele
发明人： LORTZ, Wolfgang , WILL, Werner , REITZ, Sascha , PERLET, Gabriele
IPC分类号： C01B33/141
CPC分类号： C01B33/1417 , C01B33/1415
摘要： Process for preparing an alkaline dispersion of aggregated silicon dioxide particles by dividing a preliminary dispersion within a pH of 3 to 5 into at least two streams, placing these streams under a pressure of at least 50 bar and depressurizing them to a collision point, each via one nozzle, in a grinding chamber, and admixing the dispersion that runs off at the bottom, while still in the grinding chamber, with an alkaline substance in an amount such that the dispersion overall has a pH of more than 7.
摘要翻译：通过将3至5的pH范围内的预分散体分成至少两股流，将这些物流放置在至少50巴的压力下并将其减压至碰撞点，从而制备聚集的二氧化硅颗粒的碱性分散体的方法，一个喷嘴，在研磨室中，并且在仍然在研磨室中的底部上分散的分散体与碱性物质混合，使得分散体总体上的pH值大于7。

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