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    • 12. 发明申请
    • Article Comprising Fibers And A Method Of Forming The Same
    • 包含纤维的文章和形成方法
    • US20100317249A1
    • 2010-12-16
    • US12743677
    • 2008-11-20
    • Aneta ClarkRandal HillRandall SchmidtSteven Snow
    • Aneta ClarkRandal HillRandall SchmidtSteven Snow
    • D04H1/42B29C47/00D01F9/00
    • D01F6/76C08J5/046D01D5/0038D01F1/09D04H1/4209D04H1/4382D04H3/02Y10T442/614Y10T442/615Y10T442/625
    • An article is provided that comprises fibers, as is a method of forming the article. The fibers comprise an organopolysiloxane component selected from (i) an organopolysiloxane having the formula (R3SiOi/2)w(R2Siθ2/2)x(RSiθ3/2)y(Siθ4/2)z (I), wherein each R is selected from the group of an inorganic group, an organic group, and combinations thereof, w is from 0 to 0.95, x is from 0 to 0.95, y is from 0 to 1, z is from 0 to 0.9, and w+x+y+z=1, and (ii) a cured product of said organopolysiloxane having the formula (I), and combinations of (i) and (ii), provided that the fibers are free from organic polymers, organic copolymers, and organosiloxane-organic copolymers. The method of forming the article includes the step of forming fibers from a composition. The composition used to form the fibers comprises the organopolysiloxane having the formula (I), provided that the composition is free from organic polymers, all-organic copolymers, and organosiloxane-organic copolymers. The article exhibits excellent hydrophobicity and maximized fire resistance.
    • 提供包含纤维的制品,以及形成制品的方法。 纤维包含有机聚硅氧烷组分,其选自(i)具有式(R3SiOi / 2)w(R2Si& Th2; 2/2)x(RSi和Thetas; 3/2)y(Si&Thetas; 4/2)z(I))的有机聚硅氧烷, 其中每个R选自无机基团,有机基团及其组合,w为0至0.95,x为0至0.95,y为0至1,z为0至0.9,并且 w + x + y + z = 1,和(ii)所述具有式(I)的有机聚硅氧烷和(i)和(ii)的组合的固化产物,条件是纤维不含有机聚合物,有机共聚物 ,和有机硅氧烷 - 有机共聚物。 形成制品的方法包括从组合物形成纤维的步骤。 用于形成纤维的组合物包含具有式(I)的有机聚硅氧烷,条件是组合物不含有机聚合物,全有机共聚物和有机硅氧烷 - 有机共聚物。 该物品具有优异的疏水性和最大的耐火性。
    • 13. 发明申请
    • Anhydride-Functional Silsesquioxane Resins
    • 酐 - 功能倍半硅氧烷树脂
    • US20080071017A1
    • 2008-03-20
    • US11661907
    • 2005-08-30
    • Glenn GordonRandall SchmidtGary Wieber
    • Glenn GordonRandall SchmidtGary Wieber
    • C08G77/00C08K3/10
    • C08G77/14C08G59/423C08G77/04C08G77/38C08L63/00C08L83/06C08L2666/14C09J183/06C08L83/00
    • An anhydride functional silsesquioxane resin composition containing the units: (R13SiO1/2)a  (i) (R22SiO2/2)b  (ii) (R3SiO3/2)c and  (iii) (SiO4/2)d.  (iv) R1, R2, and R3 can be an anhydride group, a hydrogen atom, an alkyl group, an aryl group, an aralkyl group, or an alkaryl group. a is 0.1-0.6, b is zero to 0.5, c is 0.3-0.8, d is zero to 0.3, and the sum of a, b, c, and d, is one. The composition contains more than two anhydride groups. The anhydride functional silsesquioxane resin can be used to form curable one-part composition containing the anhydride functional silsesquioxane resin composition, an epoxy resin; and optionally, an anhydride containing organic curing agent, a cure accelerator, and a filler.
    • 含有以下单元的酸酐官能倍半硅氧烷树脂组合物:<?in-line-formula description =“In-line formula”end =“lead”?>(R 1→3 < (i)<?in-line-formula description =“In-line Formulas”end =“tail”?> <?in-line -formulae description =“In-line Formulas”end =“lead”?>(R 2)2 2 2/2 (ii)<?in-line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line Formulas”end =“lead” (ⅲ)?line formulas formulas description>> ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas ulas “end =”tail“?> <?in-line-formula description =”In-line Formulas“end =”lead“?>(SiO 4/2 >。 (iv)<?in-line-formula description =“In-line Formulas”end =“tail”?> R&lt; 1,&lt; 2&lt; 2&gt;和& 3可以是酸酐基,氢原子,烷基,芳基,芳烷基或烷芳基。 a为0.1-0.6,b为0至0.5,c为0.3-0.8,d为0至0.3,a,b,c和d之和为1。 该组合物含有两个以上的酸酐基团。 酸酐官能的倍半硅氧烷树脂可用于形成含有酸酐官能的倍半硅氧烷树脂组合物,环氧树脂的可固化单组分组合物; 和任选的含酸酐的有机固化剂,固化促进剂和填料。
    • 14. 发明申请
    • Planar optical waveguide assembly
    • 平面光波导组件
    • US20050175301A1
    • 2005-08-11
    • US11104814
    • 2005-04-13
    • Geoffrey GardnerRandall Schmidt
    • Geoffrey GardnerRandall Schmidt
    • G02B6/13C03C17/34G02B1/04G02B6/12G02B6/132G02B6/138G03F7/00G03F7/075G03F7/26
    • G03F7/001C03C17/3405G02B1/046G02B6/132G02B6/138G02B2006/12097G02B2006/121G03F7/0005G03F7/0757C08L83/04
    • A planar optical waveguide assembly prepared by a method comprising the steps of (i) applying a curable polymer composition to a surface of a substrate to form a polymer film; (ii) curing the polymer film to form a lower clad layer; (iii) applying a silicone composition to the lower clad layer to form a silicone film; (iv) exposing at least one selected region of the silicone film to radiation having a wavelength of from 150 to 800 nm to produce a partially exposed film having at least one exposed region and at least one non-exposed region; (v) removing the non-exposed region of the partially exposed film with a developing solvent to form a patterned film; and (vi) heating the patterned film for an amount of time sufficient to form at least one silicone core having a refractive index of from 1.3 to 1.7 at 23° C. for light having a wavelength of 589 nm; wherein the lower clad layer has a refractive index less than the refractive index of the silicone core.
    • 一种平面光波导组件,其通过包括以下步骤的方法制备:(i)将可固化聚合物组合物施加到基材的表面以形成聚合物膜; (ii)固化聚合物膜以形成下包层; (iii)将硅氧烷组合物施加到下包层以形成硅酮膜; (iv)将硅氧烷膜的至少一个选定区域暴露于波长为150至800nm的辐射以产生具有至少一个暴露区域和至少一个未曝光区域的部分曝光的膜; (v)用显影溶剂去除部分曝光的膜的未曝光区域以形成图案化膜; 和(vi)加热所述图案化膜足以在23℃下对波长为589nm的光形成至少一个具有1.3至1.7的折射率的硅氧烷芯的时间; 其中所述下包层具有小于所述硅芯的折射率的折射率。