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    • 6. 发明公开
    • Curable molding compositions
    • 可固化成型组合物
    • EP0068487A3
    • 1983-10-05
    • EP82105734
    • 1982-06-28
    • UNION CARBIDE CORPORATION
    • Domeier, Linda Ann
    • C08F299/02C08F299/04C08L101/00C08F299/06C08F220/20C08F220/56B29F01/00
    • C08F299/04C08F290/14
    • Descriped herein are curable molding compositions used for the rapid fabrication of fiber-reinforced thermoset resin articles having improved mechanical properties comprising a mixture of:
      (a) a thermosettable organic material containing two or more polymerizable carbon-carbon double bonds, (b) acrylic or methacrylic acid or a functionalized derivative thereof having a molecular weight of less than 300 which is different from (a), and (c) an ethylenically unsaturated monomer which is soluble in and copolymerizable with (a) and (b) and which is different from (a) and (b). The compositions can also contain one or more fibers with a melting point or a glass transition tempe- I rature above about 130°C.
    • 本文描述的是用于快速制造具有改进的机械性能的纤维增强热固性树脂制品的可固化模塑组合物,其包括以下混合物:(a)含有两个或多个可聚合碳 - 碳双键的可热固的有机材料,(b)丙烯酸或 甲基丙烯酸或其与(a)不同的分子量小于300的官能化衍生物,和(c)可溶于(a)和(b)并且可与(a)和(b)共聚的烯属不饱和单体) (a)和(b)。 组合物还可以含有一种或多种熔点或玻璃化转变温度高于约130℃的纤维。
    • 7. 发明公开
    • Process for preparing fiber reinforced molded articles
    • 一种用于生产纤维增强模塑制品的过程。
    • EP0068512A2
    • 1983-01-05
    • EP82105844.3
    • 1982-06-30
    • UNION CARBIDE CORPORATION
    • Domeier, Linda AnnAngell, Richard Gordon
    • B29D3/02C08F299/02C08L101/00C08F220/20
    • B29C70/48B29C33/34B29C41/08B29C43/50B29C70/345B29K2105/24
    • Described herein is an improved process for rapidly fabricating fiber reinforced thermoset resin articles comprising: (a) providing in a heatable matched metal die mold a bonded web of one or more fibers with a melting point or a glass transition temperature above about 130°C, (b) providing in an accumulator zone a liquid body of a thermosettable organic material having a viscosity determined at 120°C, in the absence of curing agent, of less than about 50 centipoises. which is curable upon heating to a thermoset resin composition, the viscosity of said liquid body being maintained essentially constant in the accumulator zone by keeping its temperature below that at which curing of said materials is substantial, (c) closing said mold containing said web, (d) injecting at least a portion of said thermosettable organic material under pressure from said accumulator zone into the mold to thereby fill the cavity in said mold, (e) initiating the curing of said materials by subjecting the materials to a temperature by heating the mold, which is above the temperature at which the curing of said materials is initiated, and (f) opening said molding and removing the cured thermoset article therefrom, wherein the improvement comprises improving the release of the cured article from the mold by increasing the cross-link density of the cured thermosettable organic material in the molded article. Also described herein are curable molding compositions used for the rapid fabrication of fiber-reinforced thermoset resin articles having improved mold release characteristics.
    • 描述为包括快速制造纤维增强的热固性树脂制品的改进的方法:(a)在可加热的匹配金属提供具有的熔点或玻璃化转变温度高于约130℃到模具的一个或多个纤维的粘合纤网, (b)在蓄能器区提供在具有在120℃下采,在不存在固化剂,小于约50厘泊的确定性的粘度的热固性有机材料,所有这些是可固化在加热时热固性树脂组合物的液状体, 所述液体体的粘度被保持在蓄能器区基本上是恒定的通过保持其温度低于没有在所述的在固化材料是可观的(c)中封闭所述模具含有所述幅材,(d)中注入至少所述热固性有机的一部分 材料从所述储液器区压力下进入模具,从而填充在所述模具(e)通过使吨启动所述材料的固化腔室, 哎通过加热模具材料的温度,所有这些是上述在所述材料的固化开始温度,和(f)打开所述模制和从除去固化的热固性制品那里,worin改进之处包括改善固化的释放 通过在模塑制品中提高固化热固性有机材料的交联密度从模具的制品。 因此,在描述的是用于具有改进的脱模特性的纤维增强的热固性树脂制品的快速制造可固化的模塑组合物。
    • 8. 发明公开
    • Process of manufacturing fiber-reinforced thermoset articles
    • Verfahren zur Herstellung von vernetzten,fäserverstärktenFormstücken。
    • EP0068511A2
    • 1983-01-05
    • EP82105843.5
    • 1982-06-30
    • UNION CARBIDE CORPORATION
    • Gardner, Hugh ChesterDomeier, Linda Ann
    • C08F299/02C08F299/04C08F4/00C08L101/00C08F220/20C08F220/56
    • C08F4/00C08F290/14C08F299/0442
    • Described herein are curable molding compositions used for the rapid production of fiber-reinforced thermoset resin articles having improved mechanical properties, which composition comprises:

      (a) a thermosettable organic material containing two or more polymerizable carbon-carbon double bonds,
      (b) an ethylenically unsaturated monomer which forms a liquid homogeneous mixture with and is copolymerizable with (a) and is different from (a), and
      (c) an effective amount of an initiator or a mixture of initiators characterized by a ten-hour half life temperature, or in the case of a mixture of initiators, an average ten-half hour life temperature, of greater than about 50°C and less than 105°C, which produces on decomposition less than 1.0 milliliter of gas per gram of resin as measured at a temperature of 25°C and a pressure of one atmosphere.
    • 本文描述了用于快速生产具有改进的机械性能的纤维增强热固性树脂制品的可固化模塑组合物,该组合物包含:(a)含有两个或更多个可聚合碳 - 碳双键的可热固的有机材料,(b)烯属 形成与(a)并且可与(a)不同的液体均匀混合物的不饱和单体,和(c)有效量的以十小时半衰期为特征的引发剂或引发剂的混合物,或 在引发剂的混合物的情况下,平均半小时寿命大于约50℃且小于105℃,其在分解时产生小于1.0毫升气体,每克树脂在温度下测量 25℃和一个大气压。