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    • 5. 发明授权
    • Sizing composition for glass fibers
    • 玻璃纤维的上胶组合物
    • US06228496B1
    • 2001-05-08
    • US09320520
    • 1999-05-26
    • Ernest L. LawtonMichael L. GuntherEric R. Pohl
    • Ernest L. LawtonMichael L. GuntherEric R. Pohl
    • B32B2520
    • C03C25/321Y10T428/2938Y10T428/2962Y10T428/2964Y10T442/20
    • The present invention provides a glass fiber strand comprising at least one glass fiber at least partially coated with a sizing composition prepared from ingredients comprising; at least one starch; at least one lubricant; and at least one silane coupling agent comprising: [((R1)bY)aR23-aSiR3]2NX, wherein R1 and R2 are each monovalent radials; R3 is a divalent linking group; a is 1 to 3; X is (R4)bZC(═O)CH(Q)CH(Q)—, wherein Z is CH2, O, S or N, Q is H, alkyl, aryl, alkaryl, or C(═O)ZR4 and R4 is a hydrocarbon moiety of one to twenty carbon atoms, hydrogen, a silyl group or an organic polymer; Y is oxygen, nitrogen or sulfur; and b is 1 or 2 depending upon the valency of Y. In one particular embodiment of the invention, the silane in the aqueous sizing composition is (CH3)3COC(═O)CH2CH2N[CH2CH2CH2Si(OCH3)3]2.
    • 本发明提供一种玻璃纤维束,其包含至少一种至少部分涂覆有由以下成分制备的施胶组合物的玻璃纤维: 至少一种淀粉; 至少一种润滑剂; 和至少一种硅烷偶联剂,其包含:[((R1)bY)aR23-aSiR3] 2NX,其中R1和R2各自是单价径向; R3是二价连接基团; a是1到3; X是(R4)bZC(= O)CH(Q)CH(Q) - ,其中Z是CH2,O,S或N,Q是H,烷基,芳基,烷芳基或C(= O)ZR4和R4 是1至20个碳原子的烃部分,氢,甲硅烷基或有机聚合物; Y为氧,氮或硫; 并且b是1或2,这取决于Y的化合价。在本发明的一个具体实施方案中,水性施胶组合物中的硅烷是(CH 3)3 COC(= O)CH 2 CH 2 N [CH 2 CH 2 CH 2 Si(OCH 3)3] 2。
    • 8. 发明授权
    • Starch-oil sizing for glass fibers
    • 用于玻璃纤维的淀粉 - 油上浆
    • US5393335A
    • 1995-02-28
    • US52323
    • 1993-04-23
    • Garry D. PuckettErnest L. LawtonXiang Wu
    • Garry D. PuckettErnest L. LawtonXiang Wu
    • C03C25/32C08L3/00D06M15/11C09D103/02
    • D06M15/11C03C25/321C08L3/00Y10T428/2962Y10T428/31612
    • An aqueous starch-oil sizing composition is provided which produces improved processibility in woven and non-woven applications. The sizing has low viscosity starch, a lubricant which is a mixture of oil and wax where the wax is present in an amount of at least twice the oil, cationic lubricants, and a humectant. The size also includes an organo-functional silane coupling agent such as gamma-glycidoxypropyltrimethoxy silane which may be hydrolyzed. Emulsifiers, defoamers, and biocides may be present. Strands of glass fiber which have been treated with this size have generally shown a reduced tendency to shed the size from the strands, a reduction in the buildup of broken filaments or "fuzz" on processing equipment and reduced strand breakage.
    • 提供了一种水性淀粉 - 油上胶组合物,其在织造和非织造应用中产生改进的加工性能。 上浆具有低粘度淀粉,润滑剂是油和蜡的混合物,其中蜡的存在量至少为油的两倍,阳离子润滑剂和湿润剂。 该尺寸还包括可水解的有机官能的硅烷偶联剂,例如γ-环氧丙氧基丙基三甲氧基硅烷。 可能存在乳化剂,消泡剂和杀生物剂。 已经用这种尺寸处理的玻璃纤维束通常显示出从股线上减小尺寸的趋势,减少在加工设备上破裂的丝或“绒毛”的积聚和减少的线断裂。
    • 9. 发明授权
    • Spinning of sol gel siliceous-containing fibers with wet coagulation
    • 溶胶凝胶含硅质纤维与湿凝固纺丝
    • US5089188A
    • 1992-02-18
    • US370205
    • 1989-06-22
    • Desaraju V. VaraprasadAgaram S. AbhiramanErnest L. Lawton
    • Desaraju V. VaraprasadAgaram S. AbhiramanErnest L. Lawton
    • C04B35/622D01F9/08
    • C04B35/6269C04B35/6224C04B35/624C04B35/6264D01F9/08C04B2235/441
    • A wet and dry jet wet spinning process produce one or a plurality of siliceous-containing fibers. At least a partial hydrolyzate is formed from silicon alkoxides and/or colloidal dispersions of hydrolyzable metal oxides through acid catalyzed hydrolysis in the presence of a solvent. The ratio of amounts of the water to silicon alkoxide or hydrous oxide is around 1.5 to 1 up to less than around 4 to 1. Both the hydrolysis and polymerization reactions produce an ungelled hydrolyzate with a viscosity in the range of 70 to greater than 1000 poise. This hydrolyzate is extruded through a spinnerette into a gaseous environment for dry jet wet spinning followed by contacting with a nonsolvent liquid or directly into a nonsolvent liquid for wet spinning. The contacting with the nonsolvent liquid is for effective coagulation to produce cohesive fiber that may have some stickiness. The fiber is removed from the nonsolvent liquid where the fiber's length is continuous from the spinnerette to removal. The continuous fiber is collected when it has at least a coagulated surface to produce a predominantly nonsticky fiber. The fiber may be utilized as precursor fiber or further processed by washing and/or stretching and/or drying and/or heating for removal of water, and organic solvent and/or consolidating of the fiber.
    • 湿和干喷射湿法纺丝法生产一种或多种含硅质纤维。 在溶剂存在下,通过酸催化水解,由可水解金属氧化物的硅烷氧化物和/或胶体分散体形成至少部分水解产物。 水与硅氧烷或水合氧化物的量的比例约为1.5:1至小于约4:1。水解和聚合反应都产生粘度在70至大于1000泊的范围内的未凝胶化的水解产物 。 将该水解产物通过喷丝板挤出到气态环境中用于干燥喷射湿纺,然后与非溶剂液体接触或直接与非溶剂液体接触以进行湿纺。 与非溶剂液体的接触是为了有效凝结以产生可能具有一些粘性的粘性纤维。 将纤维从非溶剂液体中除去,其中纤维的长度从喷丝板连续到去除。 当连续纤维至少具有凝固表面以产生主要不粘的纤维时被收集。 纤维可以用作前体纤维,或通过洗涤和/或拉伸和/或干燥和/或加热进一步加工以去除水,有机溶剂和/或纤维的固结。