NOVEL POLYMERS WITH HYDROXYL ACID BLOCKS
    35.
    发明申请
    NOVEL POLYMERS WITH HYDROXYL ACID BLOCKS 有权
    新型聚合物与羟基酸块

    公开(公告)号:US20140221579A1

    公开(公告)日:2014-08-07

    申请号:US14244936

    申请日:2014-04-04

    CPC classification number: C08G63/91 C08G63/40 C08G63/60 C08G63/66 C08G63/664

    Abstract: The present invention relates to the preparation of modified polymers by incorporating a compositional modifier into a polymer to produce the modified polymer. More particularly, the invention relates the preparation of condensation type copolyesters or copolyamides by joint short length polyester or polyester oligomers or short length polyamide or polyamide oligomers with a modifier which contains hydroxyl acids blocks.

    Abstract translation: 本发明涉及通过将组合物改性剂掺入到聚合物中以制备改性聚合物来制备改性聚合物。 更具体地说,本发明涉及通过接头短长度聚酯或聚酯低聚物或具有含羟基嵌段的改性剂的短长度聚酰胺或聚酰胺低聚物制备缩合型共聚酯或共聚酰胺。

    UNSATURATED POLYESTER RESIN COMPOSITIONS
    36.
    发明申请
    UNSATURATED POLYESTER RESIN COMPOSITIONS 有权
    不饱和聚酯树脂组合物

    公开(公告)号:US20140128553A1

    公开(公告)日:2014-05-08

    申请号:US14155811

    申请日:2014-01-15

    Abstract: The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a pre-accelerated resin composition comprising an unsaturated polyester resin or vinyl ester resin and a copper2+ compound, at least one N-containing organic base selected from an amine compound and/or an ammonium salt; and wherein copper is present in an amount of at least 50 ppm (relative to the primary resin system), wherein the resin composition contains less than 0.01 mmol cobalt per kg primary resin system, the resin composition has an acid value in the range of from 0.001-300 mg KOH/g of resin composition, the molecular weight of the resin containing reactive unsaturations is in the range of from 500 to 200,000 g/mole and wherein the second component comprises a peroxide compound.

    Abstract translation: 本发明涉及包含第一组分和第二组分的双组分组合物,其中第一组分是包含不饱和聚酯树脂或乙烯基酯树脂和铜​​2+化合物的预加速树脂组合物,至少一种含N 选自胺化合物和/或铵盐的有机碱; 并且其中铜以至少50ppm(相对于初级树脂体系)的量存在,其中所述树脂组合物包含每kg初级树脂体系少于0.01mmol的钴,所述树脂组合物的酸值在 0.001-300mg KOH / g树脂组合物,含有反应性不饱和度的树脂的分子量在500至200,000g / mol范围内,其中第二组分包含过氧化物。

    Functionalized amino acids and absorbable polymers therefrom
    40.
    发明授权
    Functionalized amino acids and absorbable polymers therefrom 有权
    官能化氨基酸和可吸收的聚合物

    公开(公告)号:US08664426B2

    公开(公告)日:2014-03-04

    申请号:US13950387

    申请日:2013-07-25

    Inventor: Rao S Bezwada

    Abstract: The present invention relates to compounds of formula I and II, which are functionalized amino acids, and polymers formed from the same. Polymers formed from the functionalized amino acids are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.

    Abstract translation: 本发明涉及作为官能化氨基酸的式I和II化合物,以及由其形成的聚合物。 由官能化氨基酸形成的聚合物预期具有可控的降解特征,使得它们能够在期望的时间范围内释放活性组分。 聚合物也预期在各种医疗应用中是有用的。

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