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    • 1. 发明申请
    • TAILORABLE POLYIMIDE PREPOLYMER BLENDS, CROSSLINKED, POLYIMIDES, AND ARTICLES FORMED THEREFROM
    • 可修饰的聚酰亚胺预聚物共混物,交联的聚酰亚胺和其形成的物品
    • US20080058476A1
    • 2008-03-06
    • US11928210
    • 2007-10-30
    • Stephen WhitekerWarren RonkLisa Shafer
    • Stephen WhitekerWarren RonkLisa Shafer
    • C08J3/24
    • C08G73/10C08G73/101C08G73/1014C08L79/08C08L2205/02C08L2666/20
    • A tailorable polyimide prepolymer blend including a diamine component including 1,3-phenylenediamine (mPDA), Bisaniline M, and 1,4-phenylenediamine (pPDA), a dianhydride component including 3,4,3′,4′-benzophenonetetracarboxylic dianhydride (BTDA) and 3,4,3′,4′-biphenyltetracarboxylic dianhydride (BPDA), and an end group component. The components may be provided as a monomeric mixture. The prepolymer blend, prior to cure, may provide at least one predetermined prepolymer blend property; and the cured prepolymer blend may provide a crosslinked polyimide matrix having at least one predetermined crosslinked matrix property. Articles formed from the tailorable polyimide prepolymer blend may include powders, neat resins, coating materials, films, adhesives, fibers, composites, laminates, prepregs and parts.
    • 包含二胺组分包括1,3-苯二胺(mPDA),双苯胺M和1,4-苯二胺(pPDA)的二聚体组分包括3,4,3',4'-二苯甲酮四羧酸二酐(BTDA )和3,4,3',4'-联苯四羧酸二酐(BPDA)和端基组分。 组分可以作为单体混合物提供。 预聚物共混物在固化之前可以提供至少一种预定的预聚物共混物性质; 并且固化的预聚物共混物可以提供具有至少一种预定的交联基质特性的交联的聚酰亚胺基体。 由可调节的聚酰亚胺预聚物共混物形成的制品可以包括粉末,纯树脂,涂料,膜,粘合剂,纤维,复合材料,层压材料,预浸料和部件。
    • 4. 发明申请
    • FIBER REINFORCED GAS TURBINE ENGINE COMPONENT
    • 纤维增强气体涡轮发动机部件
    • US20070265420A1
    • 2007-11-15
    • US11383092
    • 2006-05-12
    • Warren RonkStephen Whiteker
    • Warren RonkStephen Whiteker
    • C08G69/26
    • C08G73/101
    • A gas turbine engine component comprising a fiber reinforced matrix. The matrix includes a crosslinked matrix including an R1 group and a an R2 group, and/or an M group. The R1 group and R2 group independently comprise the formula: wherein V is a tetravalent substituted or unsubstituted aromatic monocyclie or polycyclic linking structure; and R is a substituted or unsubstituted divalent organic radical. R2 structure is different than the structure for R1. The M group, when present, is selected from the group consisting of a diamine structure, a dianhydride structure and an end group structure, with the M group being in the reacted or unreacted form. The crosslinked matrix has a glass transition temperature and a thermal oxidative stability sufficient to provide component stability for operational temperature up to about 550° F.
    • 一种燃气涡轮发动机部件,包括纤维增强基体。 该基质包括含有R 1和R 2基团和/或M基团的交联基质。 R 1基团和R 2 H 2基团独立地包含下式:其中V是四价取代或未取代的芳族单环或多环连接结构; 并且R是取代或未取代的二价有机基团。 R 2结构不同于R 1'的结构。 当M基团存在时,选自二胺结构,二酐结构和端基结构,M基团处于反应或未反应形式。 交联基质具有足以提供高达约550°F的操作温度的组分稳定性的玻璃化转变温度和热氧化稳定性。
    • 6. 发明授权
    • Tailorable polyimide prepolymer blends, crosslinked polyimides, and articles formed therefrom
    • 可聚聚酰亚胺预聚物共混物,交联聚酰亚胺和由其形成的制品
    • US07999060B2
    • 2011-08-16
    • US11928274
    • 2007-10-30
    • Warren RonkLisa Shafer
    • Warren RonkLisa Shafer
    • C08G73/00
    • C08G73/10C08G73/101C08G73/1014C08G73/12C08L79/08C08L2205/02C08L2666/20
    • A tailorable polyimide prepolymer blend comprising an end group component, a dianhydride component, and a diamine component. The dianhydride component includes at least 3,4,3′,4′-benzophenonetetracarboxylic dianhydride (BTDA), derivatives thereof, or combinations thereof, and 3,4,3′,4′-biphenyltetracarboxylic dianhydride (BPDA), derivatives thereof, or combinations thereof. The diamine component includes at least 1,3-phenylenediamine (mPDA), derivatives thereof, or combinations thereof; 1,4-phenylenediamine (pPDA), derivatives thereof, or combinations thereof; bis amino phenoxy benzene (APB), derivatives thereof, and combinations thereof; and optionally, 4,4′-(1,3-phenylene-bis(1-methylethylidene)bisaniline (Bis-M), derivatives thereof, and combinations thereof. A cured polyimide matrix has a glass transition temperature of at least about 450° F. (232° C.). An article formed from the tailorable polyimide prepolymer blend may be a powder, a neat resin, a coating material, a film, an adhesive, a fiber, a composite, a laminate, a prepreg, a part, and combinations thereof.
    • 包含端基组分,二酐组分和二胺组分的可调节的聚酰亚胺预聚物共混物。 二酐组分包括至少3,4,3',4'-二苯甲酮四羧酸二酐(BTDA),其衍生物或其组合,和3,4,3',4'-联苯四羧酸二酐(BPDA),其衍生物或 其组合。 二胺组分包括至少1,3-苯二胺(mPDA),其衍生物或其组合; 1,4-苯二胺(pPDA),其衍生物或其组合; 双氨基苯氧基苯(APB),其衍生物及其组合; 和任选的4,4' - (1,3-亚苯基 - 双(1-甲基亚乙基)双苯胺(Bis-M),其衍生物及其组合。固化的聚酰亚胺基质的玻璃化转变温度至少为约450° F.(232℃)由可调节聚酰亚胺预聚物共混物形成的制品可以是粉末,纯树脂,涂料,膜,粘合剂,纤维,复合材料,层压材料,预浸料, 部分及其组合。
    • 7. 发明申请
    • TAILORABLE POLYIMIDE PREPOLYMER BLENDS, CROSSLINKED POLYIMIDES, AND ARTICLES FORMED THEREFROM
    • 可固化的聚酰亚胺预聚物共混物,交联的聚酰亚胺和其形成的制品
    • US20080108781A1
    • 2008-05-08
    • US11928274
    • 2007-10-30
    • Warren RonkLisa Shafer
    • Warren RonkLisa Shafer
    • C08G73/12
    • C08G73/10C08G73/101C08G73/1014C08G73/12C08L79/08C08L2205/02C08L2666/20
    • A tailorable polyimide prepolymer blend comprising an end group component, a dianhydride component, and a diamine component. The dianhydride component includes at least 3,4,3′,4′-benzophenonetetracarboxylic dianhydride (BTDA), derivatives thereof, or combinations thereof, and 3,4,3′,4′-biphenyltetracarboxylic dianhydride (BPDA), derivatives thereof, or combinations thereof. The diamine component includes at least 1,3-phenylenediamine (mPDA), derivatives thereof, or combinations thereof, 1,4-phenylenediamine (pPDA), derivatives thereof, or combinations thereof, bis amino phenoxy benzene (APB), derivatives thereof, and combinations thereof, and optionally, 4,4′-(1,3-phenylene-bis(1-methylethylidene) bisaniline (Bis-M), derivatives thereof, and combinations thereof. A cured polyimide matrix has a glass transition temperature of at least about 450° F. (232° C.). An article formed from the tailorable polyimide prepolymer blend may be a powder, a neat resin, a coating material, a film, an adhesive, a fiber, a composite, a laminate, a prepreg, a part, and combinations thereof.
    • 包含端基组分,二酐组分和二胺组分的可调节的聚酰亚胺预聚物共混物。 二酐组分包括至少3,4,3',4'-二苯甲酮四羧酸二酐(BTDA),其衍生物或其组合,和3,4,3',4'-联苯四羧酸二酐(BPDA),其衍生物或 其组合。 二胺组分包括至少1,3-苯二胺(mPDA),其衍生物或其组合,1,4-苯二胺(pPDA),其衍生物或其组合,双氨基苯氧基苯(APB),其衍生物和 其组合,和任选的4,4' - (1,3-亚苯基 - 双(1-甲基亚乙基)双苯胺(Bis-M),其衍生物及其组合。固化的聚酰亚胺基体的玻璃化转变温度至少为 由可调节的聚酰亚胺预聚物共混物形成的制品可以是粉末,纯树脂,涂料,膜,粘合剂,纤维,复合材料,层压材料, 预浸料,部件及其组合。