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    • 2. 发明授权
    • Production of hybrid foam for sound absorption
    • 生产混合泡沫吸音
    • US4916167A
    • 1990-04-10
    • US250896
    • 1988-09-29
    • Jui-Hsiang ChenShih-Jung TsaiShen-Nan TongPeter T. K. Wu
    • Jui-Hsiang ChenShih-Jung TsaiShen-Nan TongPeter T. K. Wu
    • C08G18/40C08G18/54
    • C08G18/542C08G18/4027C08G2101/0025C08G2101/005C08G2350/00
    • Production of a lightweight, flame retardant, sound absorption composition in the form of a phenol-aldehyde/polyurethane hybrid polymer foam of open cell structure and interconnected continuous porous architecture, by reacting 100 parts by weight phenolic resin, such as a resole resin of an aldehyde and a phenol, e.g. formaldehyde and phenol, having an aldehyde to phenol mole ratio greater than about 1:1; about 50-300 parts by weight aromatic or aliphatic polyisocyanate; about 0-100 parts by weight aliphatic group containing polyol, e.g. a polyether, polyester, polycaprolactone or polybutadiene polyol; and about 0-100 parts by weight filler; in the presence of a catalyst, e.g. a basic and/or metal salt catalyst in an amount of about 0.01-2 parts by weight, and a blowing agent, especially with all reactants but the polyisocyanate being premixed and then combined with the polyisocyanate for reaction in an open mold, e.g. with the resole resin having a pH of about 4.5-9.5, a solid content of about 50-98%, and a viscosity of not greater than about 100,000 cps at 25.degree. C., and optionally with a surfactant being included in the premixed reactants.
    • 通过使100重量份酚醛树脂如酚醛树脂(例如甲基丙烯酸甲酯)的酚醛树脂反应,制备具有开孔结构和互连的连续多孔结构的酚醛/聚氨酯混合聚合物泡沫体形式的轻质阻燃吸声组合物 醛和苯酚,例如 甲醛和苯酚,醛与苯酚的摩尔比大于约1:1; 约50-300份(重量)芳族或脂族多异氰酸酯; 约0-100重量份的含脂肪族基团的多元醇,例如 聚醚,聚酯,聚己内酯或聚丁二烯多元醇; 和约0-100重量份填料; 在催化剂存在下,例如, 约0.01-2重量份的碱性和/或金属盐催化剂和发泡剂,特别是与所有反应物但是多异氰酸酯预混合的发泡剂,然后与多异氰酸酯在开放模具例如反应中反应。 其中甲阶酚醛树脂的pH为约4.5-9.5,固体含量为约50-98%,粘度在25℃下不大于约100,000cps,并且任选地含有表面活性剂包括在预混合反应物 。
    • 4. 发明授权
    • Reinforced polyamide composites
    • 增强聚酰胺复合材料
    • US5317054A
    • 1994-05-31
    • US925896
    • 1992-08-07
    • Chih-Cheng ChiangMao-Song LeeJen-Lien LinDer-Tarng SuShen-Nan Tong
    • Chih-Cheng ChiangMao-Song LeeJen-Lien LinDer-Tarng SuShen-Nan Tong
    • C08K3/34C08K5/092C08K5/1539C08K5/20C08K7/14C08K3/40
    • C08K5/20C08K3/34C08K5/092C08K5/1539C08K7/14
    • A reinforced polyamide composites comprising polyamide resin, 1 to 60 weight percent fiber and/or talc, and 0.1 to 5 phr (part per hundred by resin) interfacial modifier, based on the weight of the polyamide composites; wherein the interfacial modifier are functional organic compounds of structural formula:R.sub.1 (CO.sub.2 H)x;R.sub.1 (CO).sub.2 NH; andR.sub.1 (CO).sub.2 O,whereR.sub.1, R.sub.2, R.sub.3 may be aliphatic or aromatic hydrocarbyl group; the number of carbon atoms in R.sub.1, R.sub.2 and R.sub.3 is in the range of 2 to 16, preferably 2 to 12; and x=1 to 4.The interfacial modifier can be mixed with glass and/or talc and polyamide simultaneously and compounded directly; or, premix the interfacial modifier and polyamide, melt the premix, then incorporate glass fiber and/or talc and compound to form the reinforced polyamide composites. The physical properties of the instant composites can be improved significantly.
    • 基于聚酰胺复合材料的重量,包含聚酰胺树脂,1至60重量%纤维和/或滑石和0.1至5phr(按树脂的百分数)界面改性剂的增强聚酰胺复合材料; 其中所述界面改性剂是具有结构式的功能性有机化合物:R 1(CO 2 H)x; R1(CO)2NH; 和R 1(CO)2 O,其中R 1,R 2,R 3可以是脂族或芳族烃基; R1,R2和R3中的碳原子数为2〜16,优选为2〜12的范围。 并且x = 1至4.界面改性剂可与玻璃和/或滑石和聚酰胺同时混合并直接混合; 或者,将界面改性剂和聚酰胺预混合,熔化预混物,然后加入玻璃纤维和/或滑石和化合物以形成增强的聚酰胺复合材料。 即时复合材料的物理性能可以显着提高。
    • 5. 发明授权
    • Preparation of interpenetrating polymer network composition
    • 互穿聚合物网络组合物的制备
    • US5162414A
    • 1992-11-10
    • US298450
    • 1989-01-17
    • Jui-Chi HungShih-June TsaiShen-Nan TongPeter T. K. Wu
    • Jui-Chi HungShih-June TsaiShen-Nan TongPeter T. K. Wu
    • C08J5/24C08J11/06C08K5/02C08K5/13C08L61/06C08L67/02
    • C08J11/06C08J5/24C08K5/02C08K5/13C08L61/06C08L67/02C08J2361/06C08J2367/02Y02W30/701Y10T428/31786
    • Interpenetrating polymer network composition, of shaped solid polyester material, e.g. new or reused polyester containing particles, sheeting, fiber or fiber fabric, in a matrix of curable prepolymer resin, e.g. a thermosetting phenol-aldehyde resin of basic pH for providing a flame retardant composition, an interfacial dissolving agent for the polyester material, e.g. an aromatic alcohol and/or a halohydrocarbon, optionally an accelerator for the resin, e.g. a weak acid, and optionally a filler, e.g. in a weight ratio of matrix to polyester material of about 0.25-15:1, wherein the polyester material is distributed, e.g. dissolved, in the manner of a filler in random directional spatial orientation in the matrix and/or preferably is polyester containing linear fiber or fiber fabric arranged as structually reinforcing material in definite directional spatial orientation in the matrix, the composition being consolidated and heat cured to form a prepreg product, and then hot compression molded to form a finally cured, especially flame retardant, structural product.
    • 互穿聚合物网络组合物,成形固体聚酯材料,例如 新的或重复使用的含聚酯的颗粒,片材,纤维或纤维织物,在可固化预聚物树脂的基质中。 用于提供阻燃组合物的碱性pH的热固性酚醛树脂,用于聚酯材料的界面溶解剂,例如, 芳族醇和/或卤代烃,任选的用于树脂的促进剂。 弱酸,和任选的填料,例如。 基质与聚酯材料的重量比为约0.25-15:1,其中聚酯材料分布,例如聚酯材料。 以基质中随机定向空间取向的填料的方式溶解,和/或优选是在基质中以确定的方向空间取向排列成结构增强材料的含聚酯的线性纤维或纤维织物,将组合物固结并热固化 形成预浸料产品,然后热压成型以形成最终固化的,特别是阻燃的结构产品。