发明名称 Monitoring oligomers in a polymer
摘要 There are provided methods for monitoring the oligomeric content of prepolymers and polymers, which methods employ high-performance liquid chromatographic techniques. Typically, the methods of the present invention may be used to determine the oligomeric content of polyethylene terephthalate polymers and prepolymers.
申请公布号 US5080798(A) 申请公布日期 1992.01.14
申请号 US19900555766 申请日期 1990.06.25
申请人 AMOCO CORPORATION 发明人 JAMES, DAVID E.
分类号 G01N30/02;G01N30/62;G01N30/74;G01N33/44 主分类号 G01N30/02
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