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    • 6. 发明公开
    • Silica-rich, porous solid and hollow fibers and method of producing same
    • Silicareiche,poröse,feste und hohle Fasern und Verfahren zu ihrer Herstellung。
    • EP0188811A2
    • 1986-07-30
    • EP85116534.0
    • 1985-12-23
    • PPG INDUSTRIES, INC.
    • Beaver, Richard Paul
    • C03C13/00C03C25/06
    • C03C13/00B01D71/04B01J35/06C03C13/005C03C25/68
    • Porous silica-rich fibers and strands are produced to have good porosity including a pore volume of up to 1.2 cc/gm and pore diameters of up to 3,000 Angstroms without resorting to alkaline leaching which extracts silica from the skeleton of the fiber. The porous solid or hollow silica-rich fibers are produced by forming glass fibers having an alkali metal borosilicate glass composition wherein present in weight percent of the composition are: boron-containing material from 40 to 60, silica from at least 25 to about 80, alkali metal oxides from about 1 to about 15 weight percent. Other glass forming components may also be present. The alkali metal borosilicate glass fibers are water leached to extract components other than silica from the glass fibers to produce the porous silica-rich fibers or strands. If the starting glass fibers are hollow glass fibers, the resulting porous silica-rich fibers are hollow silica-rich fibers. In addition, the glass fibers can be heat treated to phase separate the glass into a boron-rich phase and a silica-rich phase before water leaching and the resultant heat treated glass fibers can be leached by water and acid or a mixture thereof where one leaching step is subsequent to the other. The glass fibers can be formed in a limited moisture environment or the glass fibers can be sized with an aqueous carbonaceous containing sizing composition which can be removed before water leaching or which can be acid leached with subsequent oxidation of any residual carbonaceous material.
    • 生产富含多孔二氧化硅的纤维和股线以具有良好的孔隙率,包括孔体积高达1.2cc / gm,孔径高达3,000埃,而不需要从纤维骨架中提取二氧化硅的碱性浸出。 通过形成具有碱金属硼硅酸盐玻璃组合物的玻璃纤维来制备多孔固体或中空的富二氧化硅纤维,其中组合物的重量百分比为:含硼材料为40至60,二氧化硅至少为25至约80, 碱金属氧化物为约1至约15重量%。 也可以存在其它玻璃形成成分。 碱金属硼硅酸盐玻璃纤维被水浸出以从玻璃纤维中提取除二氧化硅以外的成分,以产生富含多孔二氧化硅的纤维或多股。 如果起始玻璃纤维是中空玻璃纤维,则所得的多孔二氧化硅富含纤维是中空二氧化硅的纤维。 此外,玻璃纤维可以进行热处理以将玻璃相分离成富硼相,并且在浸出之前将富含二氧化硅的相相分离,并且所得热处理的玻璃纤维可以通过水和酸或其混合物浸出,其中一个 浸出步骤是在另一个之后。 玻璃纤维可以在有限的水分环境中形成,或者可以使用含水含碳的上浆组合物来确定玻璃纤维,该组合物可以在浸出水之前被去除,或者可以随后氧化任何残留的碳质材料进行酸洗。
    • 7. 发明公开
    • Porous titanate glass and a method of producing it
    • PorösesTitanatglas und ein Verfahren zu dessen Herstellung。
    • EP0174851A1
    • 1986-03-19
    • EP85306475.6
    • 1985-09-12
    • Kokubu, Toshinori
    • Kokubu, Toshinori
    • C03C3/04C03C3/064C03C3/091C03C13/02C03C10/00C03C11/00C03C15/00C03C25/06
    • B01J21/063B01D71/04B01J20/10C03C11/005C03C13/00C03C25/68
    • A porous titanate glass has a glass skeleton composed mainly of titania (Ti0 2 ) and silica (Si0 2 ), in which the glass composition ratio (weight %) TiO 2 /SiO 2 is 0.8 to 1.7, and said glass can be made in sheet or fiber form. To make the glass, a mixture of starting materials including TiO 2 and SiO 2 , e.g. together with Al 2 O 3 , B 2 O 3 , B 2 O 3 and CaO is prepared, heated and fused and then quenched to form a raw multi-component oxide glass composed of said vitrified oxides. The oxide glass is then heat-treated for a period sufficient to form an opaline or devitrified separate-phase glass which is thereafter acid-treated to leach out acid-soluble components, leaving the required porous glass product.
    • 多孔钛酸盐玻璃具有主要由二氧化钛(TiO 2)和二氧化硅(SiO 2)组成的玻璃骨架,其中玻璃组成比(重量%)TiO 2 / SiO 2为0.8〜1.7,所述玻璃可以制成片状或纤维状 。 为了制造玻璃,包括TiO 2和SiO 2的起始材料的混合物,例如 与Al 2 O 3,B 2 O 3,B 2 O 3和CaO一起制备,加热和熔融,然后淬灭以形成由所述玻璃化氧化物组成的原始多组分氧化物玻璃。 然后将氧化物玻璃热处理足够长的时间以形成乳白色或反玻璃化的分离相玻璃,然后将其进行酸处理以浸出酸溶性组分,留下所需的多孔玻璃产品。
    • 8. 发明公开
    • METHODS OF MAKING HIGH-TEMPERATURE GLASS FIBER AND THERMAL PROTECTIVE STRUCTURES
    • VERFAHREN ZUR HERSTELLUNG VON HOCHTEMPERATURGLASFASEN UNDWÄRMESCHITZENDENSTRUKTUREN
    • EP0998433A4
    • 2003-01-02
    • EP98935744
    • 1998-07-16
    • NU CHEM INC
    • THORPE ALLEN WTAYLOR EDWARD W JRFELDMAN RUBINDEOGON MALKIT S
    • B60K15/03B65D1/00B65D6/34C03C25/40C03C25/66C03C25/68C03C25/06C03C25/38C08K7/14C08K9/06C08K9/08
    • C03C25/40B60K15/03177B60K2015/03032C03C25/66Y10S428/921Y10T428/1314Y10T428/1362Y10T428/315
    • A glass fiber capable of withstanding temperatures in excess of 1900 DEG F (1038 DEG C) is produced by treating a glass, preferably E-glass, fiber. The glass fiber is first leached with selected acids, and then the leached fiber is treated with organo-metallic materials of low viscosity, such as a dispersion of low molecular weight water-in-oil emulsion of dimethyl polysiloxane. The fiber is used in such applications as embedding it in a fire-resistant active coating material or embedding it into one surface of a polyolefin or composite plastic, such as a polypropylene sheet. The treated fiberglass can be used as a sole component or in concert with a fire-resistant or fire retardant material to further enhance its fire-resistant properties. Other fire-resistant composite materials are formed by precoating a fabric (1) with an active (intumescent or subliming) material (3), then embedding the precoated fabric (5) into a surface of a preferably thermoplastic sheet substrate (11). The precoated fabric is preferably adhered to or embedded in the surface of the substrate simultaneously with a molding process which forms the composite into a shape such as an automotive container like a fuel tank or trunk base. Other composites (21) are formed by adhering thermal protective structure (28) comprising a fabric (29) precoated with an active thermal protective composition (31) to a structure (23, 25, 27, 33) formed from fibers coated with an adhesive.
    • 通过处理玻璃,优选E玻璃纤维来生产能够耐受超过1900°F(1038℃)的温度的玻璃纤维。 首先用选定的酸浸出玻璃纤维,然后用低粘度的有机金属材料如二甲基聚硅氧烷的低分子量油包水乳液的分散体处理浸出的纤维。 该纤维用于将其嵌入耐火活性涂料中或将其嵌入聚烯烃或复合塑料如聚丙烯片材的一个表面中。 经过处理的玻璃纤维可以作为唯一部件使用,或与防火或阻燃材料配合使用,以进一步增强其耐火性能。 其它耐火复合材料通过用活性(膨胀或升华)材料(3)预涂布织物(1),然后将预涂布的织物(5)嵌入优选热塑性片基材(11)的表面而形成。 预涂布的织物优选通过将复合物形成为诸如汽车容器如燃料箱或行李箱基座的形状的模制工艺同时粘附或嵌入基板的表面中。 其它复合物(21)通过将包含预涂有活性热防护组合物(31)的织物(29)的热防护结构(28)粘附于由涂覆有粘合剂的纤维形成的结构(23,25,27,33) 。