Process for the continuous preparation of high-viscosity silicone compositions
    101.
    发明授权
    Process for the continuous preparation of high-viscosity silicone compositions 有权
    连续制备高粘度硅酮组合物的方法

    公开(公告)号:US07671125B2

    公开(公告)日:2010-03-02

    申请号:US10802455

    申请日:2004-03-17

    IPC分类号: B29B7/48

    摘要: A process for preparing organopolysiloxane compositions (A) having a viscosity measured at 25° C. of at least 500 Pa·s., wherein organopolysiloxanes (O) and fillers (F) are mixed and kneaded in a first process stage in a kneading cascade having at least two kneading chambers arranged in series adjacent one another, each containing kneading tools having parallel axes and capable of being driven in co-rotating or counter-rotating directions, the chambers connected to one another by means of openings through which material can pass in a direction transverse to the axes of the kneading tools, with the first kneading chamber having a feed opening and the last kneading chamber having a discharge opening, to give raw mixtures, and the raw mixtures are kneaded and degassed in a reciprocating kneader in a second process stage.

    摘要翻译: 一种制备在25℃下测得的粘度为至少500Pa·s的有机聚硅氧烷组合物(A)的方法,其中有机聚硅氧烷(O)和填料(F)在捏合级联中在第一工艺阶段中混合和捏合 具有彼此相邻排列的至少两个捏合室,每个捏合室包含具有平行轴线并能够以同向旋转或反向旋转方向驱动的捏合工具,所述室通过材料可以通过的开口彼此连接 在与捏合工具的轴线横向的方向上,第一捏合室具有进料口,最后的捏合室具有排出口,得到原料混合物,并将原料混合物在往复式捏合机中捏合并脱气 第二个过程阶段

    Heat-transfer media having improved thermal stability and based on higher polyglycols
    102.
    发明申请
    Heat-transfer media having improved thermal stability and based on higher polyglycols 有权
    具有改进的热稳定性和基于较高聚二醇的热转印介质

    公开(公告)号:US20070181849A1

    公开(公告)日:2007-08-09

    申请号:US11701773

    申请日:2007-02-02

    IPC分类号: C09K3/18 C09K5/00

    CPC分类号: C09K5/10 F24S80/20 Y10S126/91

    摘要: The present invention relates to heat-transfer concentrates for solar installations, containing a) from 92 to 99% by weight of at least one polyglycol of the formula R—O—(CH2—CH2—O)n—H, in which n is an integer of from 3 to 500 and R is H, a C1- to C4-alkyl group or an aromatic radical having 6 to 12 carbon atoms, b) from 1 to 8% by weight of at least one corrosion inhibitor, with the proviso that its content of ethylene glycol and 1,2-propylene glycol is less than 0.2% by weight.

    摘要翻译: 本发明涉及用于太阳能装置的传热浓缩物,其含有a)92-99%(重量)至少一种式RO-(CH 2 -CH 2)2的聚二醇, 其中n为3〜500的整数,R为H,C 1〜C 4, 具有6至12个碳原子的芳族基团,b)1至8重量%的至少一种腐蚀抑制剂,条件是其乙二醇和1,2-丙二醇的含量 小于0.2重量%。

    Process for the continuous production of high-viscosity crosslinkable silicone compositions
    103.
    发明申请
    Process for the continuous production of high-viscosity crosslinkable silicone compositions 审中-公开
    连续生产高粘度可交联硅氧烷组合物的方法

    公开(公告)号:US20060247406A1

    公开(公告)日:2006-11-02

    申请号:US11410683

    申请日:2006-04-25

    IPC分类号: C08L83/04 C08G77/06 C08K3/00

    摘要: A process for the continuous production of organopolysiloxane compositions which vulcanize at elevated temperature and have a viscosity of at least 500 Pa·s at 25° C., involves mixing and homogenizing high-viscosity organopolysiloxanes and crosslinking additives in a kneading cascade having at least two kneading chambers arranged in series proximate one another, containing two axially parallel kneading tools which can be driven in the same or opposite directions, and which are connected to one another by means of openings transverse to the axes of the kneading tools, with the first kneading chamber having a feed opening and the last kneading chamber having a discharge opening, and the temperature in the kneading chambers containing crosslinking additives being not more than 95° C.

    摘要翻译: 在高温下硫化并且在25℃下具有至少500Pa.s的粘度的连续生产有机聚硅氧烷组合物的方法包括将混合级联中的高粘度有机聚硅氧烷和交联添加剂混合并均化,所述捏合级联具有至少两个 捏合室彼此串联布置,包含两个可沿相同或相反方向驱动的轴向平行的捏合工具,并且通过横向于揉捏工具的轴线的开口彼此连接,第一次捏合 具有供给开口的腔室和具有排出口的最后一个捏合室,并且包含交联添加剂的捏合室中的温度不超过95℃。

    Dynamic gas bearing of a motor spindle comprising aeration
    104.
    发明授权
    Dynamic gas bearing of a motor spindle comprising aeration 有权
    包括曝气的电动机主轴的动态气体轴承

    公开(公告)号:US06945697B2

    公开(公告)日:2005-09-20

    申请号:US10333576

    申请日:2001-07-23

    申请人: Johann Schuster

    发明人: Johann Schuster

    IPC分类号: F16C17/26 F16C33/10 F16C17/10

    CPC分类号: F16C33/106 F16C17/26

    摘要: The invention relates to a dynamic gas mounting of a motor spindle, with a rotating shaft 2 which is gas-mounted in a housing 3 in the radial and axial direction, at least one radial gas bearing 4 being present for radial mounting along the shaft 2 and at least two axial gas bearings 5, 6 being present for the axial mounting of the shaft 2, and the two axial gas bearings 5, 6 having different surface profiles 12 for generating a flow of the bearing gas in the axial direction 14 of the shaft 2 in order to vent the mounting.

    摘要翻译: 本发明涉及电动机主轴的动态气体安装,其具有沿径向和轴向方式气体安装在壳体3中的旋转轴2,至少一个径向气体轴承4用于沿轴2径向安装 并且存在用于轴2的轴向安装的至少两个轴向气体轴承5,6和具有不同表面轮廓12的两个轴向气体轴承5,6,用于在轴向方向14上产生轴承气体的流动 轴2以排出安装。

    Process for the continuous preparation of two-component addition-crosslinking silicone compositions
    106.
    发明授权
    Process for the continuous preparation of two-component addition-crosslinking silicone compositions 有权
    用于连续制备双组分加成交联硅氧烷组合物的方法

    公开(公告)号:US06911495B2

    公开(公告)日:2005-06-28

    申请号:US10444385

    申请日:2003-05-23

    摘要: A process for the continuous preparation of addition-crosslinking silicone rubbers from a base composition containing at least one polyvinyl polysiloxane and at least 10% by weight, based on the liquid silicone rubber, of hydrophobicized filler, by removing the base composition from a container whose volume reduces proportionally with the amount removed, and conveying the composition by way of a pump with a positive pressure difference to two further pumps (4) which convey the base composition onward, so a component A is prepared continuously by admixing at least one metal catalyst with one stream of the base composition, and a component B is prepared continuously and simultaneously by admixing the crosslinker and inhibitor with a second stream of the base composition, where the metal catalyst, crosslinker, and inhibitor are fed by way of a feed unit which meters in each of the substances.

    摘要翻译: 从含有至少一种聚乙烯基聚硅氧烷的基础组合物和基于液体硅橡胶至少10重量%的疏水化填料的连续制备加成交联硅橡胶的方法,通过将基础组合物从容器 体积与去除的量成比例地减小,并且通过具有正压力差的泵将组合物输送到向前传送基础组合物的另外两个泵(4),从而通过混合至少一种金属催化剂 与基料组合物的一股流,并且通过将交联剂和抑制剂与基础组合物的第二料流混合来连续地同时制备组分B,其中金属催化剂,交联剂和抑制剂通过进料单元进料 每个物质中的米。

    Heat transfer medium based on alkylene glycols for solar units
    107.
    发明授权
    Heat transfer medium based on alkylene glycols for solar units 有权
    用于太阳能单元的基于亚烷基二醇的传热介质

    公开(公告)号:US6093341A

    公开(公告)日:2000-07-25

    申请号:US338967

    申请日:1999-06-24

    IPC分类号: C09K5/10 F24J2/46 C09K5/00

    CPC分类号: F24J2/4649 C09K5/10 Y02E10/40

    摘要: The invention relates to a concentrate for a heat transfer medium for solar units, comprisinga) from 45 to 98% by weight of triethylene glycol and/or tetraethylene glycol,b) from 1 to 55% by weight of 1,2-propylene glycol and/or ethylene glycol, andc) from 1 to 6% by weight of corrosion inhibitors.The concentrate is used in admixture with water for heat transport in solar units.

    摘要翻译: 本发明涉及一种用于太阳能单元的传热介质的浓缩物,其包含a)45至98重量%的三甘醇和/或四甘醇,b)1至55重量%的1,2-丙二醇 和/或乙二醇,和c)1至6重量%的腐蚀抑制剂。 浓缩物与水混合使用以在太阳能单元中进行热运输。

    Gradient coil mounting method and arrangement for reducing noise in a
magnetic resonance imaging apparatus
    109.
    发明授权
    Gradient coil mounting method and arrangement for reducing noise in a magnetic resonance imaging apparatus 失效
    用于降低磁共振成像装置中的噪声的梯度线圈安装方法和装置

    公开(公告)号:US5698980A

    公开(公告)日:1997-12-16

    申请号:US689655

    申请日:1996-08-13

    IPC分类号: A61B5/055 G01R33/385 G01V3/00

    摘要: In a method for reducing noise during operation of a magnetic resonance apparatus, a gradient coil which exhibits a vibratory node during operation of the apparatus is attached to a holder exclusively in a region of the vibratory node. In a magnetic resonance apparatus, a gradient coil having at least one vibratory node along a longitudinal length thereof during operation of the magnetic resonance apparatus is attached to the holder exclusively in a region of the vibratory node.

    摘要翻译: 在磁共振装置的运转中降低噪声的方法中,在振动节点的区域内仅将固定装置附着在振动节点上的梯度线圈。 在磁共振装置中,在磁共振装置的操作期间具有沿着其纵向长度的至少一个振动节点的梯度线圈仅在振动节点的区域附接到保持器。

    Process for the purification of organopolysiloxanes
    110.
    发明授权
    Process for the purification of organopolysiloxanes 失效
    纯化有机硅氧烷的方法

    公开(公告)号:US5245067A

    公开(公告)日:1993-09-14

    申请号:US906054

    申请日:1992-06-29

    IPC分类号: C08G77/32 C08G77/34

    CPC分类号: C08G77/34

    摘要: A process for purifying organopolysiloxanes, which comprises treating organopolysiloxanes after their preparation with an elemental metal. Impurities which are related to the preparation of organopolysiloxanes and cause changes in color, in particular during storage under the influence of heat, subsequent clouding, inhibition of catalysts, a lack of heat stability, a lack of dielectric strength or the formation of odors, especially after exposure to light, are removed by the process of this invention.

    摘要翻译: 一种净化有机聚硅氧烷的方法,其包括在用元素金属制备后处理有机聚硅氧烷。 与有机聚硅氧烷的制备有关并引起颜色变化的杂质,特别是在受热影响下储存期间,随后的浑浊,催化剂抑制,缺乏热稳定性,缺乏介电强度或形成气味 曝光后,通过本发明的方法除去。