发明名称 Process for preparation of modified poly
摘要 An improved process is provided for making a shaped article of a modified poly(trimethylene terephthalate) polymer wherein the intrinsic viscosity of the modified poly(trimethylene terephthalate) present in the shaped article is at least 95% that of the intrinsic viscosity of the poly(trimethylene terephthalate) prior to modification.
申请公布号 US2009152761(A1) 申请公布日期 2009.06.18
申请号 US20070001539 申请日期 2007.12.12
申请人 SAMUELS SAM LOUIS 发明人 SAMUELS SAM LOUIS
分类号 B29C47/78;C08G63/02 主分类号 B29C47/78
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