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Press Releases

New automated Cross-Fractionation instrument for the Composition-Molar Mass Dependence analysis of Polyolefins
Valencia, July 26, 2009

Polymer Char has developed a compact, robust and fully automated instrument for measuring the bivariate distribution of Polyolefins by TREF fractionation and subsequent GPC analysis of the fractions in a single experiment; the CFC.

The bivariate distribution is obtained as a 3D plot to describe the Composition–Molar mass interdependence of the sample. The Molar Mass and Composition distributions from the parent sample are also obtained with good precision by recovery and accumulation of the GPC and TREF fractions.

TREF fractions can be taken at any temperatures (including subambient down to -20ºC), being possible to adapt the operation to the sample analyzed in order to optimize resolution and analysis time (number of fractions). Five different samples can be analyzed with no supervision required in a fully automated process with no solvent handling, taking about 12 hours analysis time per sample under standard conditions.


About Polymer Char

Polymer Char, the leading Polyolefin Characterization Company, is devoted to the development of state-of-the-art instrumentation for Polyolefin Analysis.

The company offers the broadest range of products for Polymer Analysis and more specifically, for Structural Characterization of Polyolefins, such as Chemical Composition Distribution (CCD), Molar Mass Distribution (GPC / SEC), Bivariate Distribution, Xylene Solubles, Preparative Fractionation or Infrared Detection.

Polymer Char is well known as well by its advanced approach into virtual instrumentation software, that together with excellent Remote Control capabilities and its strong commitment to Customer success, places the company in the leading edge on instrumentation Diagnostics and Technical Support.

Today, Polymer Char provides to the leading Petrochemical firms, as well as to prestigious R&D Institutes and Universities from all around the world. Its instruments are present in over 20 countries, within the Americas, Europe, Africa, Middle East and Asia.


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